FPUS55 KCYS 180509 ZFPCYS Zone Forecast Product for Southeast Wyoming and Western Nebraska Panhandle National Weather Service Cheyenne WY 1108 PM MDT Sun May 17 2026 WYZ118-181300- Central Laramie County- Including the city of Cheyenne 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Showers. Snow showers. Colder with lows around 30. Northeast winds around 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent. .MONDAY...Snow showers. Rain showers in the morning, then a slight chance of rain showers and thunderstorms in the afternoon. Snow accumulation of 1 to 3 inches. Much cooler with highs in the mid 30s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy. A chance of snow showers in the evening. Widespread frost after midnight. Little or no additional snow accumulation. Cold with lows in the mid 20s. Northwest winds 15 to 20 mph. Chance of snow 50 percent. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the upper 40s. Northwest winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Cold with lows in the lower 30s. Southwest winds 10 to 15 mph. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the upper 50s. Lows in the mid 30s. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 50 percent. .THURSDAY NIGHT...Partly cloudy. A chance of showers in the evening. Lows in the upper 30s. Chance of rain 30 percent. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the upper 60s. Lows around 40. .SATURDAY...Sunny. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy in the evening, then clearing. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the upper 70s. $$ WYZ115-181300- Laramie Valley- Including the cities of Bosler and Laramie 1108 PM MDT Sun May 17 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT MONDAY... ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Rain showers. A slight chance of snow showers late this evening, then snow showers with a slight chance of thunderstorms. Snow accumulation around an inch. Colder. Near steady temperature in the mid 30s. East winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation near 100 percent. .MONDAY...Snow showers in the morning, then snow showers with a slight chance of thunderstorms in the afternoon. Snow may be heavy at times in the morning. Additional snow accumulation of 4 to 6 inches. Much cooler with highs in the mid 30s. Northeast winds 15 to 20 mph with gusts up to 35 mph. Chance of snow near 100 percent. .MONDAY NIGHT...Mostly cloudy. A chance of snow showers in the evening. Additional snow accumulation up to 1 inch possible. Total snow accumulation 3 to 13 inches. Cold with lows in the lower 20s. North winds 10 to 15 mph, becoming northwest around 5 mph after midnight. Chance of snow 50 percent. .TUESDAY...Partly sunny. Widespread frost in the morning. A chance of snow showers in the afternoon. Little or no snow accumulation. Highs around 40. West winds around 5 mph, becoming north around 5 mph in the afternoon. Chance of snow 50 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Widespread frost. Cold with lows in the mid 20s. South winds around 5 mph. .WEDNESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the lower 50s. .WEDNESDAY NIGHT...Partly cloudy. Cold with lows in the upper 20s. .THURSDAY...Mostly sunny. A chance of rain showers and thunderstorms in the afternoon. Highs in the mid 50s. Chance of rain 30 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the mid 30s. Highs in the lower 60s. .SATURDAY...Sunny. Highs in the upper 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .SUNDAY...Sunny. Highs in the lower 70s. $$ NEZ019-181300- Scotts Bluff County- Including the cities of Scottsbluff and Gering 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...A slight chance of showers late this evening, then showers. Cooler with lows in the mid 30s. Northeast winds 10 to 15 mph. Gusts up to 30 mph. Chance of rain near 100 percent. .MONDAY...Rain showers. A slight chance of thunderstorms and snow showers in the afternoon. Much cooler. Near steady temperature in the upper 30s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Widespread frost after midnight. Cold with lows around 30. Northwest winds 15 to 20 mph with gusts up to 30 mph, diminishing to 5 to 10 mph after midnight. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the upper 50s. Northwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Areas of frost after midnight. Lows in the mid 30s. Southwest winds around 5 mph. .WEDNESDAY...Partly sunny. A chance of rain showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 30 percent. .WEDNESDAY NIGHT...Partly cloudy. Lows around 40. .THURSDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 40 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. Highs in the mid 70s. .SATURDAY...Sunny. Highs in the lower 80s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Sunny, hot with highs in the upper 80s. $$ WYZ101-181300- Converse County Lower Elevations- Including the cities of Bill, Douglas, Deer Creek, and Glenrock 1108 PM MDT Sun May 17 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT MONDAY... ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...A chance of rain showers late this evening, then rain and snow showers. Snow accumulation up to 1 inch. Colder with lows in the upper 20s. North winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation near 100 percent. .MONDAY...Snow showers with a slight chance of rain showers. Snow accumulation of 1 to 3 inches. Total snow accumulation up to 10 inches. Breezy and much cooler with highs in the upper 30s. North winds 15 to 25 mph with gusts up to 35 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy. Widespread frost after midnight. Cold with lows in the mid 20s. Northwest winds 10 to 15 mph with gusts up to 25 mph, becoming west 5 to 10 mph after midnight. .TUESDAY...Widespread frost in the morning. Sunny. Not as cool with highs in the lower 50s. West winds 5 to 10 mph. .TUESDAY NIGHT...Mostly clear. Widespread frost after midnight. Cold with lows in the upper 20s. Southwest winds 5 to 10 mph. .WEDNESDAY...Sunny. Not as cool with highs in the lower 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 30s. .THURSDAY...Mostly sunny. A chance of rain showers in the afternoon. Highs in the lower 60s. Chance of rain 40 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s. Highs in the upper 60s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the lower 80s. $$ WYZ108-181300- Goshen County- Including the city of Torrington 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Rain showers likely late this evening, then rain and snow showers. Cooler with lows in the lower 30s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent. .MONDAY...Rain and snow showers. A slight chance of thunderstorms in the afternoon. Snow accumulation up to 1 inch. Much cooler. Near steady temperature in the upper 30s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy with a chance of rain and snow showers in the evening, then partly cloudy after midnight. Widespread frost after midnight. Little or no snow accumulation. Cold with lows in the upper 20s. Northwest winds 10 to 15 mph. Chance of precipitation 50 percent. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the mid 50s. Northwest winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Widespread frost after midnight. Cold with lows in the lower 30s. Southwest winds 5 to 10 mph. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the mid 60s. Lows in the upper 30s. .THURSDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 40 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. Highs in the lower 70s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 40s. .SUNDAY...Sunny. Highs in the mid 80s. $$ NEZ003-181300- Box Butte County- Including the cities of Alliance and Hemingford 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Mostly cloudy. A slight chance of showers late this evening, then showers likely. Cooler with lows in the mid 30s. Northeast winds around 10 mph, increasing to 15 to 20 mph. Chance of rain 70 percent. .MONDAY...Rain showers. A slight chance of thunderstorms and snow showers in the afternoon. Much cooler with highs in the lower 40s. North winds around 20 mph with gusts up to 35 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Widespread frost after midnight. Cold with lows in the upper 20s. North winds 15 to 20 mph with gusts up to 30 mph, becoming northwest 5 to 10 mph after midnight. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the upper 50s. Northwest winds 5 to 10 mph with gusts up to 20 mph. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Widespread frost after midnight. Lows in the lower 30s. Southwest winds around 5 mph. .WEDNESDAY...Partly sunny. A chance of rain showers in the afternoon. Highs in the lower 60s. Chance of rain 30 percent. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 30s. .THURSDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 40 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. .FRIDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 30 percent. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs around 80. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Sunny, hot with highs in the mid 80s. $$ WYZ109-181300- Central Carbon County- Including the city of Rawlins 1108 PM MDT Sun May 17 2026 ...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT MONDAY... ...FREEZE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY MORNING... .REST OF TONIGHT...Snow showers. Rain showers. Patchy blowing snow. Snow accumulation of 1 to 3 inches. Windy, colder with lows in the upper 20s. Northeast winds 15 to 20 mph with gusts up to 35 mph, increasing to 20 to 30 mph with gusts up to 50 mph. Chance of precipitation near 100 percent. .MONDAY...Patchy blowing snow in the morning. A slight chance of thunderstorms. Snow showers. Snow may be heavy at times in the morning. Additional snow accumulation of 6 to 10 inches. Very windy and much cooler. Near steady temperature in the upper 20s. Northeast winds 25 to 35 mph with gusts up to 55 mph. Chance of snow near 100 percent. .MONDAY NIGHT...Mostly cloudy. A chance of snow showers in the evening. Widespread frost after midnight. Additional snow accumulation up to 1 inch possible. Total snow accumulation 4 to 21 inches. Cold with lows around 19. North winds 15 to 20 mph with gusts up to 30 mph, becoming northwest around 5 mph after midnight. Chance of snow 50 percent. .TUESDAY...Mostly cloudy in the morning, then clearing. Widespread frost. Highs in the upper 30s. West winds around 5 mph. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Widespread frost. Cold with lows around 20. South winds around 5 mph. .WEDNESDAY...Sunny. Not as cool with highs in the upper 40s. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows in the upper 20s. Highs in the mid 50s. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the mid 30s. Highs in the lower 60s. .SATURDAY...Sunny. Highs in the upper 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .SUNDAY...Sunny. Highs in the lower 70s. $$ NEZ002-181300- Dawes County- Including the cities of Chadron and Chadron St Park 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Mostly cloudy. Showers likely. Cooler with lows in the mid 30s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent. .MONDAY...Rain showers. A slight chance of snow showers in the afternoon. Little or no snow accumulation. Much cooler with highs in the lower 40s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Cloudy with a chance of rain showers in the evening, then partly cloudy after midnight. Widespread frost after midnight. Cold with lows around 30. North winds 15 to 20 mph with gusts up to 30 mph, becoming northwest 5 to 10 mph with gusts up to 20 mph after midnight. Chance of rain 50 percent. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the upper 50s. Northwest winds 5 to 10 mph with gusts up to 25 mph. .TUESDAY NIGHT...Mostly clear. Areas of frost after midnight. Lows in the lower 30s. Southwest winds 5 to 10 mph. .WEDNESDAY...Mostly sunny. A chance of rain showers in the afternoon. Highs in the mid 60s. Chance of rain 30 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows around 40. .THURSDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 40 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. .FRIDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 30 percent. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the lower 80s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Sunny, hot with highs in the upper 80s. $$ NEZ055-181300- Cheyenne County- Including the cities of Sidney and Brownson 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Mostly cloudy. A chance of showers late this evening, then showers likely. Cooler with lows in the mid 30s. Northeast winds around 15 mph with gusts up to 25 mph. Chance of rain 70 percent. .MONDAY...Rain showers. A slight chance of thunderstorms in the afternoon. Breezy and much cooler with highs in the lower 40s. Northeast winds 15 to 25 mph with gusts up to 35 mph. Chance of rain near 100 percent. .MONDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Breezy, cold with lows in the upper 20s. North winds 20 to 25 mph with gusts up to 35 mph, becoming northwest 10 to 15 mph after midnight. .TUESDAY...Mostly sunny. Not as cool with highs in the upper 50s. Northwest winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Lows in the mid 30s. Southwest winds 5 to 10 mph. .WEDNESDAY...Mostly cloudy with a chance of rain showers. A chance of thunderstorms in the afternoon. Highs around 60. Chance of rain 40 percent. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 30s. .THURSDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 40 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 30s. .FRIDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the lower 70s. Chance of rain 30 percent. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Sunny, hot with highs in the mid 80s. $$ NEZ054-181300- Kimball County- Including the city of Kimball 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...A chance of showers late this evening, then showers. Cooler with lows in the lower 30s. Northeast winds around 15 mph with gusts up to 25 mph. Chance of rain near 100 percent. .MONDAY...Rain showers. Snow showers with a slight chance of thunderstorms in the afternoon. Much cooler. Near steady temperature in the upper 30s. Northeast winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Cold with lows in the upper 20s. North winds 15 to 20 mph with gusts up to 30 mph, becoming northwest around 10 mph with gusts up to 20 mph after midnight. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the mid 50s. Northwest winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Lows in the mid 30s. Southwest winds 5 to 10 mph. .WEDNESDAY...Mostly cloudy in the morning, then partly sunny with a chance of rain showers and thunderstorms in the afternoon. Highs around 60. Chance of rain 40 percent. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the upper 30s. .THURSDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 40 percent. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. A chance of showers. Lows in the upper 30s. Highs in the lower 70s. Chance of rain 30 percent. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the mid 80s. $$ WYZ107-181300- East Platte County- Including the cities of Wheatland and Guernsey 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Showers likely late this evening, then rain and snow showers. Little or no snow accumulation. Cooler with lows in the lower 30s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent. .MONDAY...Snow and rain showers. Snow accumulation around an inch. Much cooler. Near steady temperature in the mid 30s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy with a chance of rain and snow showers in the evening, then partly cloudy after midnight. Widespread frost after midnight. Little or no additional snow accumulation. Cold with lows in the upper 20s. Northwest winds 15 to 20 mph with gusts up to 30 mph, diminishing to 5 to 10 mph after midnight. Chance of precipitation 50 percent. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the lower 50s. West winds around 5 mph. .TUESDAY NIGHT...Mostly clear. Widespread frost after midnight. Cold with lows in the lower 30s. Southwest winds 5 to 10 mph. .WEDNESDAY...Widespread frost in the morning. Sunny. Not as cool with highs in the lower 60s. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 30s. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 40 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. Highs around 70. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 40s. .SUNDAY...Sunny. Highs in the lower 80s. $$ WYZ102-181300- Niobrara County- Including the cities of Lusk and Redbird 1108 PM MDT Sun May 17 2026 ...FREEZE WARNING IN EFFECT FROM 5 AM TO 10 AM MDT MONDAY... ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...A chance of rain showers late this evening, then rain and snow showers. Little or no snow accumulation. Colder with lows in the lower 30s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .MONDAY...Rain and snow showers. Snow accumulation around an inch. Much cooler with highs in the upper 30s. North winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy with a chance of snow showers in the evening, then partly cloudy after midnight. Widespread frost after midnight. Little or no additional snow accumulation. Cold with lows in the upper 20s. Northwest winds 15 to 20 mph with gusts up to 30 mph, diminishing to 5 to 10 mph after midnight. Chance of snow 40 percent. .TUESDAY...Widespread frost in the morning. Sunny. Not as cool with highs in the mid 50s. West winds 5 to 10 mph with gusts up to 25 mph. .TUESDAY NIGHT...Mostly clear. Widespread frost after midnight. Cold with lows around 30. Southwest winds 5 to 10 mph. .WEDNESDAY...Widespread frost in the morning. Sunny. Highs in the mid 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 30s. .THURSDAY...Mostly sunny. A chance of rain showers in the afternoon. Highs in the mid 60s. Chance of rain 40 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s. Highs around 70. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the lower 80s. $$ WYZ113-181300- Upper North Platte River Basin- Including the cities of Saratoga and Encampment 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Rain showers with a slight chance of snow showers late this evening, then rain showers, snow showers with a slight chance of thunderstorms. Little or no snow accumulation. Cold. Near steady temperature in the upper 30s. East winds 15 to 20 mph. Gusts up to 30 mph, increasing to 40 mph. Chance of precipitation near 100 percent. .MONDAY...A slight chance of thunderstorms. Snow and rain showers in the morning, then snow showers in the afternoon. Snow accumulation of 2 to 4 inches. Breezy and much cooler. Near steady temperature in the mid 30s. Northeast winds 15 to 25 mph with gusts up to 40 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy. Snow showers likely in the evening. Additional snow accumulation around an inch possible. Total snow accumulation up to 9 inches. Colder with lows around 20. North winds 10 to 15 mph with gusts up to 25 mph, becoming northwest around 5 mph after midnight. Chance of snow 70 percent. .TUESDAY...Mostly cloudy in the morning, then becoming mostly sunny. Widespread frost in the morning. Highs in the lower 40s. Northwest winds 5 to 10 mph with gusts up to 20 mph. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Widespread frost. Cold with lows in the lower 20s. South winds around 5 mph. .WEDNESDAY...Widespread frost in the morning. Sunny. Not as cool with highs in the lower 50s. .WEDNESDAY NIGHT...Mostly clear. Cold with lows in the upper 20s. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs in the upper 50s. Lows in the lower 30s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the lower 60s. Lows in the mid 30s. .SATURDAY...Sunny. Highs in the upper 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .SUNDAY...Sunny. Highs in the mid 70s. $$ WYZ119-181300- East Laramie County- Including the city of Pine Bluffs 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Showers, cooler with lows in the lower 30s. Northeast winds around 15 mph with gusts up to 25 mph. Chance of rain near 100 percent. .MONDAY...Rain and snow showers. A slight chance of thunderstorms in the afternoon. Snow accumulation up to 1 inch. Much cooler. Near steady temperature in the mid 30s. Northeast winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy. A chance of rain and snow showers in the evening. Widespread frost after midnight. Little or no snow accumulation. Cold with lows in the mid 20s. Northwest winds 15 to 20 mph. Chance of precipitation 50 percent. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the lower 50s. Northwest winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 30s. Southwest winds around 5 mph, becoming south 10 to 15 mph after midnight. .WEDNESDAY...Partly sunny. Highs around 60. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 30s. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 40 percent. .THURSDAY NIGHT...Partly cloudy. A chance of showers in the evening. Lows in the upper 30s. Chance of rain 30 percent. .FRIDAY...Mostly sunny. A chance of showers in the afternoon. Highs around 70. Chance of rain 30 percent. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the lower 80s. $$ WYZ111-181300- Southwest Carbon County- Including the city of Baggs 1108 PM MDT Sun May 17 2026 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT MONDAY... ...FREEZE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY MORNING... .REST OF TONIGHT...Rain showers likely late this evening, then rain showers, snow showers with a slight chance of thunderstorms. Snow accumulation up to 1 inch. Windy, cold with lows in the lower 30s. Northeast winds 15 to 20 mph, increasing to 20 to 30 mph. Gusts up to 45 mph. Chance of precipitation near 100 percent. .MONDAY...A slight chance of thunderstorms. Snow and rain showers in the morning, then snow showers in the afternoon. Snow may be heavy at times in the morning. Snow accumulation of 2 to 4 inches. Total snow accumulation up to 11 inches. Very windy and much cooler with highs in the upper 30s. Northeast winds 30 to 40 mph with gusts up to 55 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Widespread frost after midnight. Blustery, cold with lows in the lower 20s. Northeast winds 20 to 25 mph with gusts up to 40 mph, diminishing to 5 to 10 mph after midnight. .TUESDAY...Mostly sunny. Widespread frost. Highs in the lower 40s. North winds 5 to 10 mph. .TUESDAY NIGHT...Mostly clear. Widespread frost. Cold with lows in the lower 20s. Northeast winds 5 to 10 mph. .WEDNESDAY...Widespread frost in the morning. Sunny. Not as cool with highs in the mid 50s. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows in the lower 30s. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. Highs around 60. Lows in the mid 30s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the mid 60s. Lows in the mid 30s. .SATURDAY...Sunny. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy in the evening, then clearing. Lows around 40. .SUNDAY...Sunny. Highs in the mid 70s. $$ WYZ117-181300- South Laramie Range Foothills- Including the cities of Whitaker, Federal, and Horse Creek 1108 PM MDT Sun May 17 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT MONDAY... ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Rain showers with a slight chance of snow showers late this evening, then snow and rain showers. Little or no snow accumulation. Colder with lows in the upper 20s. Northeast winds 15 to 20 mph. Chance of precipitation near 100 percent. .MONDAY...Snow showers in the morning, then snow showers with a slight chance of thunderstorms in the afternoon. Snow accumulation of 4 to 6 inches. Much cooler with highs in the mid 30s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of snow near 100 percent. .MONDAY NIGHT...Cloudy with a chance of snow showers in the evening, then partly cloudy after midnight. Widespread frost after midnight. Little or no additional snow accumulation. Cold with lows in the lower 20s. North winds 15 to 20 mph with gusts up to 30 mph, becoming northwest 5 to 10 mph after midnight. Chance of snow 50 percent. .TUESDAY...Mostly sunny. Widespread frost in the morning. Highs in the mid 40s. Northwest winds around 5 mph. .TUESDAY NIGHT...Mostly cloudy. Widespread frost after midnight. Cold with lows in the upper 20s. Southwest winds around 5 mph, becoming south 10 to 15 mph after midnight. .WEDNESDAY...Mostly sunny. A chance of rain showers in the afternoon. Not as cool with highs in the mid 50s. Chance of rain 40 percent. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 30s. .THURSDAY...Mostly sunny. A chance of rain showers and thunderstorms in the afternoon. Highs around 60. Chance of rain 50 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s. Highs in the mid 60s. .SATURDAY...Sunny. Highs around 70. .SATURDAY NIGHT...Mostly cloudy in the evening, then clearing. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the mid 70s. $$ NEZ021-181300- Morrill County- Including the cities of Angora, Bridgeport, Bayard, and Redington 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Mostly cloudy. A chance of showers late this evening, then showers likely. Cooler with lows in the mid 30s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent. .MONDAY...Rain showers. A slight chance of thunderstorms in the afternoon. Much cooler. Near steady temperature around 40. Northeast winds 15 to 20 mph with gusts up to 35 mph. Chance of rain near 100 percent. .MONDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Widespread frost after midnight. Cold with lows in the upper 20s. North winds 15 to 20 mph with gusts up to 35 mph, becoming northwest 5 to 10 mph with gusts up to 20 mph after midnight. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the upper 50s. Northwest winds 5 to 10 mph with gusts up to 20 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 30s. Southwest winds 5 to 10 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly sunny. A chance of rain showers. A chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 30 percent. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 30s. .THURSDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 40 percent. .THURSDAY NIGHT...Partly cloudy. Lows around 40. .FRIDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 30 percent. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Sunny, hot with highs in the mid 80s. $$ NEZ095-181300- Northern Sioux County- Including the city of Harrison 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...A slight chance of rain showers late this evening, then rain showers. Much colder with lows in the lower 30s. Northeast winds 15 to 20 mph. Chance of rain near 100 percent. .MONDAY...Rain and snow showers. Snow accumulation up to 1 inch. Much cooler. Near steady temperature in the mid 30s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy with a chance of rain and snow showers in the evening, then partly cloudy after midnight. Widespread frost after midnight. Little or no snow accumulation. Cold with lows in the mid 20s. Northwest winds 10 to 15 mph. Chance of precipitation 50 percent. .TUESDAY...Widespread frost in the morning. Sunny. Not as cool with highs in the mid 50s. Northwest winds 10 to 15 mph with gusts up to 25 mph. .TUESDAY NIGHT...Mostly clear. Widespread frost after midnight. Cold with lows in the lower 30s. Southwest winds 5 to 10 mph. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the mid 60s. Lows in the upper 30s. .THURSDAY...Mostly sunny. A chance of rain showers in the afternoon. Highs in the upper 60s. Chance of rain 40 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. Highs in the lower 70s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 40s. .SUNDAY...Sunny, hot with highs in the mid 80s. $$ WYZ116-181300- South Laramie Range- Including the cities of Buford, Pumpkin Vine, and Vedauwoo 1108 PM MDT Sun May 17 2026 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT MONDAY... ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Rain and snow showers. Snow accumulation of 1 to 3 inches. Breezy, colder. Near steady temperature in the mid 30s. East winds 15 to 25 mph. Gusts up to 30 mph, increasing to 40 mph. Chance of precipitation near 100 percent. .MONDAY...Snow showers in the morning, then snow showers with a slight chance of thunderstorms in the afternoon. Additional snow accumulation of 4 to 8 inches. Blustery and much cooler with highs in the lower 30s. Northeast winds 15 to 25 mph with gusts up to 40 mph. Chance of snow near 100 percent. .MONDAY NIGHT...Mostly cloudy. A chance of snow showers in the evening. Little or no additional snow accumulation. Total snow accumulation 4 to 14 inches. Cold with lows around 20. North winds 15 to 20 mph with gusts up to 30 mph, becoming northwest around 5 mph after midnight. Chance of snow 50 percent. .TUESDAY...Partly sunny. Widespread frost in the morning. A chance of snow showers in the afternoon. Little or no snow accumulation. Highs in the upper 30s. West winds around 5 mph, becoming northeast in the afternoon. Chance of snow 50 percent. .TUESDAY NIGHT...Mostly cloudy. Widespread frost. Cold with lows in the mid 20s. South winds 5 to 10 mph. .WEDNESDAY...Mostly sunny. A chance of rain showers in the afternoon. Not as cool with highs in the upper 40s. Chance of rain 40 percent. .WEDNESDAY NIGHT...Partly cloudy. Cold with lows in the lower 30s. .THURSDAY...Mostly sunny. A chance of rain showers and thunderstorms in the afternoon. Highs in the mid 50s. Chance of rain 40 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the mid 30s. Highs around 60. .SATURDAY...Sunny. Highs in the mid 60s. .SATURDAY NIGHT...Mostly cloudy in the evening, then clearing. Lows in the lower 40s. .SUNDAY...Sunny. Highs around 70. $$ WYZ110-181300- North Snowy Range Foothills- Including the cities of Arlington and Elk Mountain 1108 PM MDT Sun May 17 2026 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT MONDAY... ...FREEZE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY MORNING... .REST OF TONIGHT...Rain showers. Snow showers late this evening, then snow showers with a slight chance of thunderstorms. Patchy blowing snow. Snow accumulation of 1 to 3 inches. Windy, colder. Near steady temperature in the mid 30s. East winds 15 to 20 mph with gusts up to 35 mph, increasing to 20 to 30 mph with gusts up to 45 mph. Chance of precipitation near 100 percent. .MONDAY...Patchy blowing snow in the morning. A slight chance of thunderstorms. Snow showers. Snow may be heavy at times in the morning. Additional snow accumulation of 6 to 10 inches. Windy and much cooler with highs in the lower 30s. East winds 20 to 30 mph with gusts up to 45 mph, becoming northeast 15 to 20 mph with gusts up to 35 mph in the afternoon. Chance of snow near 100 percent. .MONDAY NIGHT...Mostly cloudy. Snow showers likely in the evening. Additional snow accumulation up to 1 inch possible. Total snow accumulation 5 to 22 inches. Cold with lows around 19. North winds 5 to 10 mph with gusts up to 20 mph, becoming west after midnight. Chance of snow 70 percent. .TUESDAY...Mostly sunny. Widespread frost. Highs in the upper 30s. Northwest winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Widespread frost. Cold with lows around 20. Southwest winds around 5 mph. .WEDNESDAY...Sunny. Not as cool with highs in the upper 40s. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows in the upper 20s. Highs in the mid 50s. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the mid 30s. Highs around 60. .SATURDAY...Sunny. Highs in the mid 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .SUNDAY...Sunny. Highs in the lower 70s. $$ WYZ106-181300- Central Laramie Range and Southwest Platte County- Including the city of Bordeaux 1108 PM MDT Sun May 17 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT MONDAY... ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Rain showers with a slight chance of snow showers late this evening, then rain and snow showers. Snow accumulation around an inch. Much colder with lows around 30. Northeast winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation near 100 percent. .MONDAY...Snow and rain showers. A slight chance of thunderstorms in the afternoon. Additional snow accumulation of 3 to 5 inches. Total snow accumulation up to 11 inches. Much cooler with highs in the mid 30s. Northeast winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy. A chance of snow and rain showers in the evening. Widespread frost after midnight. Little or no additional snow accumulation. Cold with lows in the mid 20s. North winds 10 to 15 mph with gusts up to 25 mph, becoming west 5 to 10 mph after midnight. Chance of precipitation 50 percent. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the mid 40s. West winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Widespread frost. Cold with lows in the upper 20s. Southwest winds 5 to 10 mph. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the mid 50s. Lows in the mid 30s. .THURSDAY...Mostly sunny. A chance of rain showers and thunderstorms in the afternoon. Highs around 60. Chance of rain 40 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. Highs in the mid 60s. .SATURDAY...Sunny. Highs in the lower 70s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 40s. .SUNDAY...Sunny. Highs in the upper 70s. $$ NEZ020-181300- Banner County- Including the city of Harrisburg 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...A chance of showers late this evening, then showers. Cooler with lows in the lower 30s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent. .MONDAY...A slight chance of snow showers. Rain showers in the morning, then rain showers with a slight chance of thunderstorms in the afternoon. Much cooler. Near steady temperature in the upper 30s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy with a chance of rain showers in the evening, then partly cloudy after midnight. Widespread frost after midnight. Cold with lows in the upper 20s. North winds 15 to 20 mph with gusts up to 30 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain 40 percent. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the mid 50s. Northwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 30s. Southwest winds around 5 mph, becoming south 10 to 15 mph after midnight. .WEDNESDAY...Mostly cloudy in the morning, then partly sunny with a chance of rain showers and thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 40 percent. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 30s. .THURSDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 40 percent. .THURSDAY NIGHT...Partly cloudy. Lows around 40. .FRIDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the lower 70s. Chance of rain 30 percent. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Sunny. Highs in the upper 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Sunny, hot with highs in the mid 80s. $$ WYZ114-181300- Snowy Range- Including the cities of Centennial and Albany 1108 PM MDT Sun May 17 2026 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT MONDAY... .REST OF TONIGHT...Snow and rain showers late this evening, then snow showers, rain showers with a slight chance of thunderstorms. Areas of blowing snow. Snow may be heavy at times. Additional snow accumulation of 2 to 4 inches. Breezy, cold. Near steady temperature in the lower 30s. East winds 10 to 15 mph with gusts up to 30 mph, increasing to 15 to 25 mph with gusts up to 40 mph. Chance of precipitation near 100 percent. .MONDAY...Areas of blowing snow in the morning. Snow showers with a slight chance of thunderstorms. Snow may be heavy at times. Additional snow accumulation of 6 to 10 inches. Blustery and much cooler. Near steady temperature in the upper 20s. Northeast winds 15 to 25 mph. Gusts up to 45 mph in the morning. Chance of snow near 100 percent. .MONDAY NIGHT...Mostly cloudy. Snow showers likely, mainly in the evening. Additional snow accumulation around an inch possible. Total snow accumulation 2 to 27 inches. Colder with lows 13 to 19. North winds 5 to 10 mph with gusts up to 20 mph, becoming west after midnight. Chance of snow 70 percent. .TUESDAY...Partly sunny. Widespread frost in the morning. A chance of snow showers in the afternoon. Little or no additional snow accumulation. Highs in the upper 30s. West winds around 5 mph, becoming northwest with gusts up to 20 mph in the afternoon. Chance of snow 50 percent. .TUESDAY NIGHT...Partly cloudy. Widespread frost. Cold with lows 15 to 21. South winds around 5 mph. .WEDNESDAY...Sunny. Not as cool with highs in the upper 40s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Cold with lows in the mid 20s. .THURSDAY...Mostly sunny. A chance of rain and snow showers in the afternoon. Highs in the lower 50s. Chance of precipitation 30 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows around 30. Highs in the upper 50s. .SATURDAY...Sunny. Highs in the lower 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .SUNDAY...Sunny. Highs in the upper 60s. $$ WYZ104-181300- Ferris/Seminoe/Shirley Mountains- Including the city of Seminoe Dam 1108 PM MDT Sun May 17 2026 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT MONDAY... ...FREEZE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY MORNING... .REST OF TONIGHT...Snow and rain showers late this evening, then snow showers with a slight chance of rain showers. Patchy blowing snow. Snow may be heavy at times. Snow accumulation of 4 to 6 inches. Windy and much colder with lows in the mid 20s. Northeast winds 20 to 30 mph. Gusts up to 50 mph. Chance of precipitation near 100 percent. .MONDAY...Patchy blowing snow in the morning. Snow showers. Snow may be heavy at times in the morning. Additional snow accumulation of 6 to 10 inches. Total snow accumulation 5 to 27 inches. Windy and much colder. Near steady temperature in the upper 20s. Northeast winds 20 to 30 mph with gusts up to 50 mph. Chance of snow near 100 percent. .MONDAY NIGHT...Mostly cloudy. A chance of snow showers in the evening. Widespread frost after midnight. Little or no additional snow accumulation. Cold with lows around 20. North winds 10 to 15 mph, becoming west around 5 mph after midnight. Chance of snow 40 percent. .TUESDAY...Partly sunny in the morning, then clearing. Widespread frost. Highs in the upper 30s. Southwest winds around 5 mph. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Widespread frost. Cold with lows in the lower 20s. South winds around 5 mph. .WEDNESDAY...Sunny. Not as cool with highs in the upper 40s. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows in the lower 30s. Highs in the lower 50s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 60. Lows in the upper 30s. .SATURDAY...Sunny. Highs in the mid 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 40s. .SUNDAY...Sunny. Highs in the lower 70s. $$ WYZ105-181300- Shirley Basin- Including the cities of Medicine Bow and Shirley Basin 1108 PM MDT Sun May 17 2026 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM MDT MONDAY... ...FREEZE WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY MORNING... .REST OF TONIGHT...Rain and snow showers late this evening, then snow showers with a slight chance of rain showers. Patchy blowing snow. Snow may be heavy at times. Snow accumulation of 2 to 4 inches. Colder with lows in the mid 20s. Northeast winds 15 to 20 mph with gusts up to 35 mph. Chance of precipitation near 100 percent. .MONDAY...Patchy blowing snow in the morning. Snow showers. Snow may be heavy at times in the morning. Additional snow accumulation of 3 to 5 inches. Total snow accumulation 3 to 17 inches. Much cooler with highs in the mid 30s. Northeast winds 15 to 20 mph with gusts up to 35 mph. Chance of snow near 100 percent. .MONDAY NIGHT...Mostly cloudy. A chance of snow showers in the evening. Widespread frost after midnight. Little or no additional snow accumulation. Cold with lows around 18. North winds 10 to 15 mph, becoming northwest around 5 mph after midnight. Chance of snow 50 percent. .TUESDAY...Mostly sunny. Widespread frost. Highs in the upper 30s. West winds around 5 mph. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Widespread frost. Cold with lows around 20. South winds around 5 mph. .WEDNESDAY...Widespread frost in the morning. Sunny. Not as cool with highs around 50. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows around 30. Highs in the mid 50s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the lower 60s. Lows in the mid 30s. .SATURDAY...Sunny. Highs in the upper 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 30s. .SUNDAY...Sunny. Highs in the lower 70s. $$ WYZ103-181300- North Laramie Range- Including the city of Garrett 1108 PM MDT Sun May 17 2026 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT MONDAY... .REST OF TONIGHT...Rain showers. Snow showers. Snow may be heavy at times. Snow accumulation of 3 to 5 inches. Breezy and much colder with lows in the mid 20s. Northeast winds 10 to 15 mph, increasing to 15 to 25 mph. Chance of precipitation near 100 percent. .MONDAY...Snow showers in the morning, then snow showers with a slight chance of thunderstorms in the afternoon. Snow may be heavy at times in the morning. Additional snow accumulation of 6 to 10 inches. Total snow accumulation 2 to 21 inches. Blustery and much colder. Near steady temperature in the upper 20s. North winds 15 to 25 mph with gusts up to 40 mph. Chance of snow near 100 percent. .MONDAY NIGHT...Mostly cloudy. A chance of snow showers in the evening. Widespread frost after midnight. Little or no additional snow accumulation. Cold with lows around 20. North winds 10 to 15 mph with gusts up to 25 mph, becoming west 5 to 10 mph after midnight. Chance of snow 50 percent. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the lower 40s. West winds 5 to 10 mph. .TUESDAY NIGHT...Mostly clear. Widespread frost. Cold with lows in the mid 20s. Southwest winds 10 to 15 mph. .WEDNESDAY...Sunny. Not as cool with highs in the lower 50s. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Cold with lows in the lower 30s. .THURSDAY...Mostly sunny. A chance of rain showers and thunderstorms in the afternoon. Highs in the mid 50s. Chance of rain 40 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the upper 30s. Highs in the lower 60s. .SATURDAY...Sunny. Highs in the mid 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 40s. .SUNDAY...Sunny. Highs in the lower 70s. $$ WYZ112-181300- Sierra Madre Range- 1108 PM MDT Sun May 17 2026 ...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 PM MDT MONDAY... .REST OF TONIGHT...Rain and snow showers likely late this evening, then rain showers, snow showers with a slight chance of thunderstorms. Snow accumulation around an inch. Cold. Near steady temperature in the mid 30s. East winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .MONDAY...Rain showers in the morning. Snow showers with a slight chance of thunderstorms. Snow may be heavy at times. Additional snow accumulation of 4 to 8 inches. Windy and much cooler with highs in the mid 30s. Northeast winds 20 to 30 mph with gusts up to 50 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy. A chance of snow showers in the evening. Widespread frost after midnight. Additional snow accumulation around an inch possible. Total snow accumulation up to 17 inches. Colder with lows 16 to 22. North winds 15 to 20 mph with gusts up to 35 mph, becoming northeast 5 to 10 mph with gusts up to 20 mph after midnight. Chance of snow 50 percent. .TUESDAY...Mostly sunny. Widespread frost in the morning. A chance of snow showers in the afternoon. Little or no additional snow accumulation. Highs in the upper 30s. Northeast winds around 5 mph, becoming northwest with gusts up to 20 mph in the afternoon. Chance of snow 40 percent. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Widespread frost. Cold with lows around 20. East winds 5 to 10 mph, becoming southeast after midnight. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs in the upper 40s. Lows in the upper 20s. .THURSDAY THROUGH FRIDAY NIGHT...Partly cloudy. Highs in the mid 50s. Lows in the lower 30s. .SATURDAY...Sunny. Highs in the mid 60s. .SATURDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 40. .SUNDAY...Sunny. Highs in the upper 60s. $$ NEZ096-181300- Southern Sioux County- Including the city of Agate 1108 PM MDT Sun May 17 2026 ...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY MORNING... .REST OF TONIGHT...Mostly cloudy. A slight chance of rain showers late this evening, then rain showers. Cooler with lows in the lower 30s. Northeast winds 15 to 20 mph. Chance of rain 90 percent. .MONDAY...Rain showers with a slight chance of snow showers. Much cooler with highs around 40. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .MONDAY NIGHT...Mostly cloudy with a chance of rain showers in the evening, then partly cloudy after midnight. Widespread frost after midnight. Cold with lows in the upper 20s. North winds 15 to 20 mph with gusts up to 30 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain 40 percent. .TUESDAY...Widespread frost in the morning. Mostly sunny. Not as cool with highs in the upper 50s. Northwest winds 5 to 10 mph with gusts up to 20 mph. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Widespread frost after midnight. Lows in the lower 30s. Southwest winds around 5 mph. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the mid 60s. Lows in the upper 30s. .THURSDAY...Mostly sunny. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 40 percent. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. Highs in the mid 70s. .SATURDAY...Sunny. Highs around 80. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 40s. .SUNDAY...Sunny, hot with highs in the mid 80s. $$