FNUS55 KRIW 150842 FWFRIW Fire Weather Planning Forecast for Western and Central Wyoming National Weather Service Riverton WY 242 AM MDT Thu Oct 15 2026 .DISCUSSION... ...Yellowstone NP and Teton dispatch areas (includes fire weather zones 140...414...415...and 416)... Skies remain mostly clear today, with temperatures in the 40s and 50s. Winds will remain light from the north, generally under 10 mph. Light winds and low mixing heights will bring poor smoke dispersal through the day. ...Cody dispatch area (includes fire weather zones 275...276... 282...283...285...286...287...288...and 289)... Skies remain mostly clear today, with temperatures in the 40s and 50s. Winds will remain light from the north, generally around 10 mph, with some gusts around 15 mph for the eastern Bighorn Basin. Light winds and low mixing heights will bring poor smoke dispersal through the day. ...Casper dispatch area (includes fire weather zones 277...278... 279...280...281...285...289...and 300)... A few light showers early this morning around Natrona County, but skies will clear for all zones by noon. Temperatures reach the 40s and 50s. Breezy north winds will continue across all zones today, with most areas gusting 15 to 20 mph from the north. Zone 281 will see gustier north winds, reaching 30 to 40 mph through the afternoon. WYZ280-161045- Natrona County/Casper BLM- Including the cities of Casper and Midwest 242 AM MDT Thu Oct 15 2026 ...FREEZE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 9 AM MDT FRIDAY... .TODAY... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Max temperature.....48-53. 24 hr trend......6 degrees warmer. Min humidity........48-54 percent. 24 hr trend......38 percent drier. 20-foot winds.......North winds around 15 mph with gusts to around 30 mph. Ridge top winds.....North around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....North around 20 mph. Mixing Height.......1000-3000 ft agl until 1200, then 3400-4600 ft agl. Smoke dispersal.....Poor to fair. .TONIGHT... Sky/weather.........Mostly clear. Areas of frost early in the evening. Widespread frost in the late evening and overnight. Chance of thunder...0 percent. Min temperature.....21-26. 24 hr trend......15 degrees cooler. Max humidity........69-75 percent. 24 hr trend......24 percent drier. Humidity recovery...Good. 20-foot winds.......North winds around 10 mph and gusty until 2400, then downslope/downvalley 4-7 mph. Ridge top winds.....North around 15 mph until 2400, then southwest. Chc of wetting rain.Zero percent. Transport winds.....North around 15 mph until 2400, then southwest. Mixing Height.......400-2400 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost early in the morning. Chance of thunder...0 percent. Max temperature.....54-59. 24 hr trend......6 degrees warmer. Min humidity........35-41 percent. 24 hr trend......12 percent drier. 20-foot winds.......Southwest winds 10 to 15 mph with gusts to around 30 mph. Ridge top winds.....Southwest 15 to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....Southwest 15 to 20 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Not as cool. Clear. Lows in the mid 30s. Southwest winds around 15 mph. .SATURDAY...Mostly clear. Lows in the upper 30s. Highs in the mid 60s. Southwest winds around 20 mph. .SUNDAY...Mostly clear. Lows in the mid 30s. Highs in the lower 60s. Winds generally less than 10 mph. .MONDAY...Clear. Lows in the lower 40s. Highs in the upper 60s. Southwest winds around 10 mph. .TUESDAY...Mostly clear. Slight chance of showers. Lows in the lower 40s. Highs in the upper 60s. .WEDNESDAY...Partly cloudy with slight chance of showers. Highs in the mid 60s. $$ WYZ283-161045- Upper Wind River Basin/Wind River Basin- Including the cities of Crowheart, Lander, Riverton, and Shoshoni 242 AM MDT Thu Oct 15 2026 ...FREEZE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 9 AM MDT FRIDAY... .TODAY... Sky/weather.........Partly cloudy. Areas of frost early in the morning. Chance of thunder...0 percent. Max temperature.....47-52. 24 hr trend......2 degrees warmer. Min humidity........54-60 percent. 24 hr trend......25 percent drier. 20-foot winds.......North winds 10 to 15 mph with gusts to around 30 mph. Ridge top winds.....North 15 to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....North around 20 mph. Mixing Height.......1000-3000 ft agl until 1200, then 3000-4000 ft agl. Smoke dispersal.....Poor to fair. .TONIGHT... Sky/weather.........Mostly clear. Areas of frost late in the evening. Widespread frost and patchy fog after midnight. Chance of thunder...0 percent. Min temperature.....28-33. 24 hr trend......10 degrees cooler. Max humidity........77-83 percent. 24 hr trend......9 percent drier. Humidity recovery...Excellent. 20-foot winds.......Northeast winds around 10 mph until 2100, then downslope/downvalley 4-7 mph. Gusts up to 15 mph. Ridge top winds.....Northeast around 10 mph until 2400, then south. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph until 2400, then southeast. Mixing Height.......400-2400 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost and areas of fog in the morning. Chance of thunder...0 percent. Max temperature.....55-60. 24 hr trend......6 degrees warmer. Min humidity........44-50 percent. 24 hr trend......9 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph. Ridge top winds.....South around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 10 mph. Mixing Height.......200-2200 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Clear. Lows in the mid 30s. Winds generally less than 10 mph. .SATURDAY...Mostly clear. Lows in the upper 30s. Highs in the mid 60s. Southwest winds around 10 mph. .SUNDAY...Mostly clear. Lows in the upper 30s. Highs in the lower 60s. Winds generally less than 10 mph. .MONDAY...Clear. Lows in the lower 40s. Highs in the mid 60s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Slight chance of showers. Lows in the lower 40s. Highs in the mid 60s. .WEDNESDAY...Partly cloudy. Chance of showers in the morning, then slight chance of showers in the afternoon. Highs in the lower 60s. $$ WYZ285-161045- South Bighorn Mountains- 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Max temperature.....41-46. 24 hr trend......1 degree warmer. Min humidity........51-57 percent. 24 hr trend......35 percent drier. 20-foot winds.......Northwest winds 15 to 20 mph with gusts to around 35 mph. Ridge top winds.....Northwest 20 to 25 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest 20 to 25 mph. Mixing Height.......1200-3200 ft agl. Smoke dispersal.....Poor to fair. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost in the late evening and early morning. Chance of thunder...0 percent. Min temperature.....24-29. 24 hr trend......9 degrees cooler. Max humidity........56-62 percent. 24 hr trend......35 percent drier. Humidity recovery...Moderate. 20-foot winds.......Northwest winds 10 to 15 mph with gusts to around 25 mph until 2400, then southwest with gusts to around 15 mph. Ridge top winds.....Northwest around 15 mph until 2400, then southwest. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 15 mph. Mixing Height.......400-2000 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....51-56. 24 hr trend......9 degrees warmer. Min humidity........30-36 percent. 24 hr trend......23 percent drier. 20-foot winds.......Southwest winds around 10 mph with higher gusts. Ridge top winds.....Southwest around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southwest around 15 mph. Mixing Height.......400-2200 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Not as cool. Clear. Lows in the upper 30s. Southwest winds around 10 mph. .SATURDAY...Mostly clear. Lows around 40. Highs in the lower 60s. Southwest winds around 10 mph. .SUNDAY...Mostly clear. Lows in the upper 30s. Highs in the upper 50s. Southeast winds around 10 mph. .MONDAY...Clear. Lows in the lower 40s. Highs in the lower 60s. Southwest winds around 10 mph. .TUESDAY...Mostly clear. Slight chance of showers and snow showers. Lows in the lower 40s. Highs in the lower 60s. .WEDNESDAY...Partly cloudy. Slight chance of showers and snow showers in the morning, then slight chance of showers in the afternoon. Highs in the mid 50s. $$ WYZ281-161045- Johnson County/Casper BLM- Including the cities of Buffalo and Kaycee 242 AM MDT Thu Oct 15 2026 ...FREEZE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 9 AM MDT FRIDAY... .TODAY... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Max temperature.....46-51. 24 hr trend......Unchanged. Min humidity........39-45 percent. 24 hr trend......29 percent drier. 20-foot winds.......Windy. North winds 25 to 30 mph with gusts to around 40 mph. Ridge top winds.....North around 30 mph. Chc of wetting rain.Zero percent. Transport winds.....North around 30 mph. Mixing Height.......1000-3000 ft agl until 1200, then 3200-4800 ft agl. Smoke dispersal.....Fair to good until 1200, then good to very good. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost after midnight. Chance of thunder...0 percent. Min temperature.....25-30. 24 hr trend......14 degrees cooler. Max humidity........56-62 percent. 24 hr trend......22 percent drier. Humidity recovery...Moderate. 20-foot winds.......North winds 15 to 20 mph with gusts to around 35 mph until 2400, then downslope/downvalley 4-7 mph. Ridge top winds.....North around 25 mph until 2400, then west around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....North around 25 mph until 2400, then west around 10 mph. Mixing Height.......800-2800 ft agl until 2400, then 400-600 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost early in the morning. Chance of thunder...0 percent. Max temperature.....58-63. 24 hr trend......11 degrees warmer. Min humidity........26-32 percent. 24 hr trend......15 percent drier. 20-foot winds.......South winds 10 to 15 mph until 1200, then around 20 mph. Gusts up to 30 mph. Ridge top winds.....South around 15 mph until 1200, then around 25 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 15 mph until 1200, then around 25 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Not as cool. Clear. Lows around 40. Southwest winds around 15 mph. .SATURDAY...Warmer. Mostly clear. Lows in the lower 40s. Highs in the mid 70s. Southwest winds around 10 mph. .SUNDAY...Cooler. Mostly clear. Lows around 40. Highs in the lower 60s. Southeast winds around 10 mph. .MONDAY...Clear. Lows in the mid 40s. Highs around 70. South winds around 10 mph. .TUESDAY...Mostly clear. Slight chance of showers. Lows in the lower 40s. Highs around 70. .WEDNESDAY...Partly cloudy. Slight chance of showers in the morning. Highs in the lower 60s. $$ WYZ282-161045- South Bighorn Basin/Worland BLM- Including the cities of Ten Sleep, Thermopolis, and Worland 242 AM MDT Thu Oct 15 2026 ...FREEZE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 9 AM MDT FRIDAY... .TODAY... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Max temperature.....45-50. 24 hr trend......Unchanged. Min humidity........43-49 percent. 24 hr trend......24 percent drier. 20-foot winds.......Northwest winds around 20 mph with gusts to around 35 mph. Ridge top winds.....Northwest around 25 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 25 mph. Mixing Height.......800-2800 ft agl until 1200, then 3400-4200 ft agl. Smoke dispersal.....Fair to good. .TONIGHT... Sky/weather.........Clear. Areas of frost late in the evening. Widespread frost after midnight. Chance of thunder...0 percent. Min temperature.....24-29. 24 hr trend......9 degrees cooler. Max humidity........64-70 percent. 24 hr trend......14 percent drier. Humidity recovery...Good. 20-foot winds.......Northwest winds around 10 mph until 2400, then downslope/downvalley 4-7 mph until 0300, then south around 10 mph. Gusts up to 20 mph. Ridge top winds.....Northwest around 15 mph until 2400, then south. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 15 mph until 2400, then south. Mixing Height.......600-2600 ft agl until 2400, then 400 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost early in the morning. Chance of thunder...0 percent. Max temperature.....54-59. 24 hr trend......7 degrees warmer. Min humidity........29-35 percent. 24 hr trend......13 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south around 10 mph. Gusts up to 20 mph. Ridge top winds.....South 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South 10 to 15 mph. Mixing Height.......400-2400 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Clear. Lows in the mid 30s. Winds generally less than 10 mph. .SATURDAY THROUGH MONDAY...Mostly clear. Lows 38 to 43. Highs 62 to 67. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Slight chance of showers. Lows in the lower 40s. Highs in the mid 60s. .WEDNESDAY...Partly cloudy. Slight chance of showers in the morning. Highs around 60. $$ WYZ275-161045- North Bighorn Basin/Worland BLM- Including the cities of Greybull, Lovell, and Powell 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Mostly sunny then becoming partly cloudy. Chance of thunder...0 percent. Max temperature.....43-48. 24 hr trend......6 degrees cooler. Min humidity........38-44 percent. 24 hr trend......13 percent drier. 20-foot winds.......Northwest winds around 20 mph with gusts to around 35 mph. Ridge top winds.....Northwest around 25 mph. Chc of wetting rain.Zero percent. Transport winds.....North around 25 mph. Mixing Height.......800-2800 ft agl until 1200, then 3000-4400 ft agl. Smoke dispersal.....Fair to good. .TONIGHT... Sky/weather.........Mostly clear. Areas of frost late in the evening. Widespread frost late in the evening. Chance of thunder...0 percent. Min temperature.....25-30. 24 hr trend......9 degrees cooler. Max humidity........57-63 percent. 24 hr trend......15 percent drier. Humidity recovery...Good. 20-foot winds.......Northwest winds around 10 mph with gusts to around 25 mph until 2400, then downslope/downvalley 4-7 mph until 0300, then southeast around 10 mph with gusts to around 15 mph. Ridge top winds.....Northwest around 15 mph until 2400, then south. Chc of wetting rain.Zero percent. Transport winds.....North around 15 mph until 2400, then south. Mixing Height.......400-2000 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost early in the morning. Chance of thunder...0 percent. Max temperature.....52-57. 24 hr trend......6 degrees warmer. Min humidity........27-33 percent. 24 hr trend......11 percent drier. 20-foot winds.......Southeast winds 10 to 15 mph with gusts to around 25 mph. Ridge top winds.....Southeast around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 15 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Clear. Lows in the mid 30s. Winds generally less than 10 mph. .SATURDAY THROUGH MONDAY...Mostly clear. Lows 38 to 43. Highs 61 to 66. Winds generally less than 10 mph. .TUESDAY THROUGH WEDNESDAY...Partly cloudy with slight chance of showers. Lows around 40. Highs 59 to 64. $$ WYZ276-161045- Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Partly cloudy then becoming sunny. Areas of frost early in the morning. Widespread frost early in the morning. Chance of thunder...0 percent. Max temperature.....44-49. 24 hr trend......7 degrees cooler. Min humidity........56-62 percent. 24 hr trend......5 percent wetter. 20-foot winds.......North winds 10 to 15 mph with gusts to around 30 mph. Ridge top winds.....North 15 to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....North 15 to 20 mph. Mixing Height.......600-2400 ft agl until 1200, then 2600-3400 ft agl. Smoke dispersal.....Poor to fair. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost in the late evening and overnight. Chance of thunder...0 percent. Min temperature.....30-35. 24 hr trend......4 degrees cooler. Max humidity........66-72 percent. 24 hr trend......17 percent drier. Humidity recovery...Good. 20-foot winds.......North winds around 10 mph until 2100, then downslope/downvalley 4-7 mph until 0300, then southwest around 10 mph. Gusts up to 15 mph. Ridge top winds.....Northwest around 10 mph until 2400, then southwest. Chc of wetting rain.Zero percent. Transport winds.....North around 10 mph until 2400, then southwest. Mixing Height.......400-2200 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost early in the morning. Chance of thunder...0 percent. Max temperature.....56-61. 24 hr trend......11 degrees warmer. Min humidity........29-35 percent. 24 hr trend......21 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then southeast around 10 mph. Gusts up to 20 mph. Ridge top winds.....South around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 15 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly clear. Lows in the upper 30s. Southwest winds around 10 mph. .SATURDAY...Mostly clear. Lows in the lower 40s. Highs in the upper 60s. Southwest winds around 10 mph. .SUNDAY THROUGH MONDAY...Mostly clear. Lows 39 to 44. Highs 60 to 65. Winds generally less than 10 mph. .TUESDAY...Partly cloudy with chance of showers. Lows around 40. Highs in the lower 60s. .WEDNESDAY...Partly cloudy. Slight chance of showers and snow showers in the morning, then slight chance of showers in the afternoon. Highs in the mid 50s. $$ WYZ287-161045- Owl Creek Mountains- 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Chance of thunder...0 percent. Max temperature.....42-47. 24 hr trend......1 degree cooler. Min humidity........56-62 percent. 24 hr trend......15 percent drier. 20-foot winds.......Windy. North winds around 30 mph with gusts to around 50 mph until 1200, then 15 to 20 mph with gusts to around 40 mph. Ridge top winds.....North around 35 mph until 1200, then around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....North around 35 mph until 1200, then around 20 mph. Mixing Height.......600-2600 ft agl until 1200, then 2600-3400 ft agl. Smoke dispersal.....Fair to good. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost in the late evening and early morning. Chance of thunder...0 percent. Min temperature.....27-32. 24 hr trend......6 degrees cooler. Max humidity........69-75 percent. 24 hr trend......20 percent drier. Humidity recovery...Good. 20-foot winds.......North winds around 10 mph until 2400, then downslope/downvalley 4-7 mph until 0300, then southwest around 10 mph. Gusts up to 25 mph. Ridge top winds.....North around 15 mph until 2400, then southwest. Chc of wetting rain.Zero percent. Transport winds.....North around 15 mph until 2400, then southwest. Mixing Height.......400-2400 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost early in the morning. Chance of thunder...0 percent. Max temperature.....50-55. 24 hr trend......7 degrees warmer. Min humidity........40-46 percent. 24 hr trend......16 percent drier. 20-foot winds.......South winds around 10 mph until 1500, then upslope/upvalley 5-9 mph. Gusts up to 20 mph. Ridge top winds.....South around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 15 mph. Mixing Height.......400-2000 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Clear. Lows in the mid 30s. Southwest winds around 10 mph. .SATURDAY THROUGH MONDAY...Mostly clear. Lows 38 to 43. Highs 57 to 62. Winds generally less than 10 mph. .TUESDAY...Partly cloudy. Slight chance of showers. Lows in the lower 40s. Highs in the upper 50s. .WEDNESDAY...Partly cloudy. Slight chance of showers and snow showers in the morning, then slight chance of showers in the afternoon. Highs in the mid 50s. $$ WYZ286-161045- Absaroka Mountains/North Shoshone NF- Including the city of Pahaska 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Widespread frost early in the morning. Chance of thunder...0 percent. Max temperature.....42-47. 24 hr trend......4 degrees cooler. Min humidity........48-54 percent. 24 hr trend......8 percent drier. 20-foot winds.......North winds around 10 mph with gusts to around 25 mph until 0900, then upslope/upvalley 5-9 mph until 1200, then north around 10 mph and gusty. Ridge top winds.....North around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....North around 15 mph. Mixing Height.......1000-3000 ft agl. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost until early morning. Chance of thunder...0 percent. Min temperature.....24-29. 24 hr trend......1 degree cooler. Max humidity........67-73 percent. 24 hr trend......25 percent drier. Humidity recovery...Good. 20-foot winds.......Downslope/downvalley 4-7 mph. Gusts up to 15 mph. Ridge top winds.....Northwest around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 10 mph. Mixing Height.......400-1200 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....53-58. 24 hr trend......11 degrees warmer. Min humidity........26-32 percent. 24 hr trend......21 percent drier. 20-foot winds.......West winds around 10 mph with higher gusts. Ridge top winds.....West around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 15 mph. Mixing Height.......800-2800 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly clear. Lows in the mid 30s. West winds around 15 mph. .SATURDAY THROUGH MONDAY...Mostly clear. Lows 34 to 39. Highs 53 to 58. West winds 10 to 15 mph. .TUESDAY THROUGH WEDNESDAY...Partly cloudy with chance of showers and snow showers. Lows in the mid 30s. Highs 48 to 53. $$ WYZ140-161045- Yellowstone National Park- Including the cities of Lake, Mammoth, and Old Faithful 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Patchy fog early in the morning. Widespread frost in the morning. Areas of frost late in the morning. Chance of thunder...0 percent. Max temperature.....45-50. 24 hr trend......1 degree cooler. Min humidity........39-45 percent. 24 hr trend......11 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then north around 10 mph. Gusts up to 15 mph. Ridge top winds.....North 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....North 10 to 15 mph. Mixing Height.......1200-3200 ft agl. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost in the late evening and overnight. Chance of thunder...0 percent. Min temperature.....23-28. 24 hr trend......2 degrees cooler. Max humidity........69-75 percent. 24 hr trend......22 percent drier. Humidity recovery...Good. 20-foot winds.......North winds around 10 mph until 2100, then downslope/downvalley 4-7 mph. Gusts up to 15 mph. Ridge top winds.....North around 10 mph until 2400, then southeast. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph until 2400, then southeast. Mixing Height.......400-1200 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost early in the morning. Chance of thunder...0 percent. Max temperature.....51-56. 24 hr trend......7 degrees warmer. Min humidity........28-34 percent. 24 hr trend......8 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 20 mph. Ridge top winds.....South around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....Southwest 10 to 15 mph. Mixing Height.......800-2800 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. Winds generally less than 10 mph. .SATURDAY...Mostly clear. Lows in the upper 20s. Highs in the mid 50s. Winds generally less than 10 mph. .SUNDAY...Clear. Lows around 30. Highs in the mid 50s. Winds generally less than 10 mph. .MONDAY...Mostly clear. Lows in the lower 30s. Highs in the mid 50s. Winds generally less than 10 mph. .TUESDAY...Partly cloudy with chance of showers and snow showers. Lows in the lower 30s. Highs in the lower 50s. .WEDNESDAY...Partly cloudy. Slight chance of showers and snow showers in the morning, then chance of showers in the afternoon. Highs around 50. $$ WYZ415-161045- North Zone Bridger Teton NF and Grand Teton NP- Including the cities of Jackson and Moran 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Mostly sunny. Widespread frost and patchy fog early in the morning. Chance of thunder...0 percent. Max temperature.....48-53. 24 hr trend......1 degree warmer. Min humidity........36-42 percent. 24 hr trend......22 percent drier. 20-foot winds.......North winds around 10 mph until 0900, then upslope/upvalley 5-9 mph until 1500, then north around 10 mph. Gusts up to 15 mph. Ridge top winds.....North around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....North around 10 mph. Mixing Height.......600-2000 ft agl until 1200, then 2400-4400 ft agl. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost late in the evening. Chance of thunder...0 percent. Min temperature.....23-28. 24 hr trend......1 degree cooler. Max humidity........72-78 percent. 24 hr trend......18 percent drier. Humidity recovery...Excellent. 20-foot winds.......Northeast winds around 10 mph until 2400, then downslope/downvalley 4-7 mph. Gusts up to 15 mph. Ridge top winds.....Northeast around 10 mph until 2400, then east. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph until 2400, then east. Mixing Height.......400-1000 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Patchy fog early in the morning. Widespread frost early in the morning. Areas of fog early in the morning. Chance of thunder...0 percent. Max temperature.....51-56. 24 hr trend......4 degrees warmer. Min humidity........32-38 percent. 24 hr trend......2 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 15 mph. Ridge top winds.....Southeast around 10 mph until 1200, then southwest. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 10 mph until 1200, then southwest. Mixing Height.......800-2800 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Mostly clear. Lows in the upper 20s. Winds generally less than 10 mph. .SATURDAY THROUGH MONDAY...Mostly clear. Lows 29 to 34. Highs 53 to 58. Winds generally less than 10 mph. .TUESDAY...Partly cloudy with chance of showers and snow showers. Lows in the mid 30s. Highs in the lower 50s. .WEDNESDAY...Partly cloudy. Chance of snow showers and slight chance of showers in the morning, then chance of showers and snow showers in the afternoon. Highs in the upper 40s. $$ WYZ416-161045- West Wind River Mountains/East Zone Bridger Teton NF- 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Widespread frost early in the morning. Chance of thunder...0 percent. Max temperature.....43-48. 24 hr trend......Unchanged. Min humidity........44-50 percent. 24 hr trend......16 percent drier. 20-foot winds.......North winds around 10 mph with gusts to around 30 mph until 0900, then upslope/upvalley 5-9 mph until 1500, then northwest around 10 mph and gusty. Ridge top winds.....North 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....North 10 to 15 mph. Mixing Height.......600-2400 ft agl until 1200, then 2800-4600 ft agl. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost. Chance of thunder...0 percent. Min temperature.....22-27. 24 hr trend......3 degrees cooler. Max humidity........75-81 percent. 24 hr trend......11 percent drier. Humidity recovery...Excellent. 20-foot winds.......Downslope/downvalley 4-7 mph. Ridge top winds.....North around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph. Mixing Height.......400-1000 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost early in the morning. Areas of fog early in the morning. Chance of thunder...0 percent. Max temperature.....47-52. 24 hr trend......4 degrees warmer. Min humidity........35-41 percent. 24 hr trend......5 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 15 mph. Ridge top winds.....Southwest around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 10 mph until 1200, then southwest. Mixing Height.......400-2400 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Clear. Lows in the upper 20s. Winds generally less than 10 mph. .SATURDAY THROUGH SUNDAY...Mostly clear. Lows around 30. Highs in the lower 50s. Winds generally less than 10 mph. .MONDAY...Mostly clear. Lows in the lower 30s. Highs in the lower 50s. Winds generally less than 10 mph. .TUESDAY THROUGH WEDNESDAY...Partly cloudy with chance of showers and snow showers. Lows in the lower 30s. Highs 46 to 51. $$ WYZ288-161045- East Wind River Mountains/South Shoshone NF- Including the cities of Dubois and South Pass 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Partly cloudy. Isolated snow showers early in the morning. Widespread frost early in the morning. Chance of snow 20 percent. Chance of thunder...0 percent. Max temperature.....42-47. 24 hr trend......3 degrees warmer. Min humidity........46-52 percent. 24 hr trend......26 percent drier. 20-foot winds.......North winds 15 to 20 mph with gusts to around 35 mph until 1200, then northeast around 10 mph with gusts to around 25 mph. Ridge top winds.....Northeast 15 to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....North 15 to 20 mph. Mixing Height.......1000-3000 ft agl. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly clear. Areas of frost early in the evening. Widespread frost. Chance of thunder...0 percent. Min temperature.....22-27. 24 hr trend......5 degrees cooler. Max humidity........74-80 percent. 24 hr trend......24 percent drier. Humidity recovery...Excellent. 20-foot winds.......Northeast winds around 10 mph until 2100, then downslope/downvalley 4-7 mph. Gusts up to 20 mph. Ridge top winds.....North around 10 mph until 2400, then west. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph until 2400, then west. Mixing Height.......400-1200 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost early in the morning. Chance of thunder...0 percent. Max temperature.....51-56. 24 hr trend......8 degrees warmer. Min humidity........31-37 percent. 24 hr trend......19 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then southwest around 10 mph with gusts to around 25 mph. Ridge top winds.....Southwest around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....West 10 to 15 mph. Mixing Height.......400-2400 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Clear. Lows in the lower 30s. West winds around 10 mph. .SATURDAY THROUGH MONDAY...Mostly clear. Lows 34 to 39. Highs 53 to 58. Southwest winds 10 to 15 mph. .TUESDAY THROUGH WEDNESDAY...Partly cloudy with chance of showers and snow showers. Lows in the upper 30s. Highs 50 to 55. $$ WYZ414-161045- Salt and Wyoming Ranges/West Zone Bridger Teton NF- Including the city of Afton 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Mostly sunny. Widespread frost and areas of fog early in the morning. Chance of thunder...0 percent. Max temperature.....49-54. 24 hr trend......4 degrees warmer. Min humidity........39-45 percent. 24 hr trend......32 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then northwest around 10 mph. Gusts up to 15 mph. Ridge top winds.....North around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....North around 10 mph. Mixing Height.......400-2200 ft agl until 1200, then 2600-4600 ft agl. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost in the late evening and overnight. Areas of fog early in the morning. Chance of thunder...0 percent. Min temperature.....22-27. 24 hr trend......2 degrees cooler. Max humidity........78-84 percent. 24 hr trend......11 percent drier. Humidity recovery...Excellent. 20-foot winds.......Downslope/downvalley 4-7 mph until 2400, then southeast around 10 mph until 0300, then downslope/downvalley 4-7 mph. Gusts up to 15 mph. Ridge top winds.....North around 10 mph until 2400, then southeast. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph until 2400, then southeast. Mixing Height.......400-1400 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost and areas of fog early in the morning. Areas of frost late in the morning. Chance of thunder...0 percent. Max temperature.....52-57. 24 hr trend......3 degrees warmer. Min humidity........32-38 percent. 24 hr trend......5 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 15 mph. Ridge top winds.....Southeast around 10 mph until 1200, then south. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 10 mph until 1200, then southwest. Mixing Height.......800-2800 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Clear. Lows around 30. Winds generally less than 10 mph. .SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the upper 50s. Winds generally less than 10 mph. .MONDAY...Mostly clear. Lows in the mid 30s. Highs in the mid 50s. Winds generally less than 10 mph. .TUESDAY...Partly cloudy with chance of showers. Lows in the mid 30s. Highs in the lower 50s. .WEDNESDAY...Partly cloudy. Chance of showers and snow showers in the morning, then chance of showers in the afternoon. Highs around 50. $$ WYZ278-161045- Upper Green River Basin/Rock Springs BLM- Including the cities of Big Piney, Farson, and Pinedale 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Widespread frost early in the morning. Patchy fog early in the morning. Areas of frost late in the morning. Chance of thunder...0 percent. Max temperature.....46-51. 24 hr trend......Unchanged. Min humidity........46-52 percent. 24 hr trend......11 percent drier. 20-foot winds.......Northwest winds around 10 mph until 0900, then upslope/upvalley 5-9 mph. Gusts up to 15 mph. Ridge top winds.....North around 10 mph until 1200, then southwest. Chc of wetting rain.Zero percent. Transport winds.....North around 10 mph until 1200, then northwest. Mixing Height.......600-2600 ft agl until 1200, then 3200-4800 ft agl. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly clear. Areas of frost late in the evening. Widespread frost late in the evening. Patchy fog after midnight. Chance of thunder...0 percent. Min temperature.....24-29. 24 hr trend......6 degrees cooler. Max humidity........79-85 percent. 24 hr trend......Unchanged. Humidity recovery...Excellent. 20-foot winds.......Southwest winds around 10 mph until 2100, then southeast until 2400, then downslope/downvalley 4-7 mph. Gusts up to 15 mph. Ridge top winds.....Southeast around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 10 mph. Mixing Height.......400-2400 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Partly cloudy then becoming sunny. Widespread frost and areas of fog in the morning. Chance of thunder...0 percent. Max temperature.....48-53. 24 hr trend......1 degree warmer. Min humidity........41-47 percent. 24 hr trend......5 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 15 mph. Ridge top winds.....North around 5 mph until 1200, then southwest. Chc of wetting rain.Zero percent. Transport winds.....North around 5 mph until 1200, then southwest. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Clear. Lows in the mid 20s. Winds generally less than 10 mph. .SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the upper 20s. Highs in the upper 50s. Winds generally less than 10 mph. .MONDAY...Mostly clear. Lows in the lower 30s. Highs in the upper 50s. Winds generally less than 10 mph. .TUESDAY...Partly cloudy with chance of showers. Lows in the lower 30s. Highs in the upper 50s. .WEDNESDAY...Partly cloudy with slight chance of showers. Highs in the mid 50s. $$ WYZ277-161045- Lincoln and Uinta Counties/Lower Elevations- Including the cities of Evanston, Fort Bridger, and Kemmerer 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Mostly sunny. Widespread frost early in the morning. Patchy fog early in the morning. Areas of frost late in the morning. Chance of thunder...0 percent. Max temperature.....49-54. 24 hr trend......1 degree warmer. Min humidity........47-53 percent. 24 hr trend......13 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then southeast around 10 mph. Gusts up to 15 mph. Ridge top winds.....East around 10 mph until 1200, then southeast. Chc of wetting rain.Zero percent. Transport winds.....East 10 to 15 mph. Mixing Height.......400-2400 ft agl until 1200, then 3200-4400 ft agl. Smoke dispersal.....Poor to fair. .TONIGHT... Sky/weather.........Mostly clear. Areas of frost late in the evening. Widespread frost after midnight. Patchy fog early in the morning. Chance of thunder...0 percent. Min temperature.....23-28. 24 hr trend......4 degrees cooler. Max humidity........81-87 percent. 24 hr trend......5 percent drier. Humidity recovery...Excellent. 20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then east around 10 mph. Gusts up to 20 mph. Ridge top winds.....Southeast 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast 10 to 15 mph. Mixing Height.......600-2600 ft agl until 2400, then 400-600 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost and patchy fog early in the morning. Areas of frost late in the morning. Chance of thunder...0 percent. Max temperature.....51-56. 24 hr trend......2 degrees warmer. Min humidity........41-47 percent. 24 hr trend......8 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 15 mph. Ridge top winds.....East around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 10 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Clear. Lows in the upper 20s. Winds generally less than 10 mph. .SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the lower 30s. Highs in the upper 50s. Winds generally less than 10 mph. .MONDAY...Mostly clear. Lows in the mid 30s. Highs in the upper 50s. Winds generally less than 10 mph. .TUESDAY THROUGH WEDNESDAY...Partly cloudy with chance of showers. Lows in the mid 30s. Highs 54 to 59. $$ WYZ279-161045- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- Including the cities of Green River, Rock Springs, and Wamsutter 242 AM MDT Thu Oct 15 2026 ...FREEZE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 9 AM MDT FRIDAY... .TODAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Areas of frost and patchy fog early in the morning. Chance of thunder...0 percent. Max temperature.....43-48. 24 hr trend......3 degrees warmer. Min humidity........60-66 percent. 24 hr trend......29 percent drier. 20-foot winds.......Northeast winds 15 to 20 mph with gusts to around 35 mph. Ridge top winds.....Northeast 20 to 25 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast 20 to 25 mph. Mixing Height.......800-2800 ft agl until 1200, then 3000-4200 ft agl. Smoke dispersal.....Poor to fair. .TONIGHT... Sky/weather.........Clear. Areas of frost late in the evening. Widespread frost in the late evening and overnight. Patchy fog after midnight. Chance of thunder...0 percent. Min temperature.....26-31. 24 hr trend......9 degrees cooler. Max humidity........76-82 percent. 24 hr trend......10 percent drier. Humidity recovery...Excellent. 20-foot winds.......Northeast winds around 10 mph until 2400, then downslope/downvalley 4-7 mph. Gusts up to 15 mph. Ridge top winds.....Northeast 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....East 10 to 15 mph. Mixing Height.......600-2600 ft agl until 2400, then 400-600 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Areas of fog early in the morning. Widespread frost in the morning. Chance of thunder...0 percent. Max temperature.....48-53. 24 hr trend......4 degrees warmer. Min humidity........42-48 percent. 24 hr trend......15 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph. Gusts up to 15 mph. Ridge top winds.....East around 10 mph until 1200, then south. Chc of wetting rain.Zero percent. Transport winds.....East around 10 mph until 1200, then south. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Clear. Lows in the upper 20s. Winds generally less than 10 mph. .SATURDAY THROUGH MONDAY...Mostly clear. Lows 31 to 36. Highs 57 to 62. Winds generally less than 10 mph. .TUESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows in the upper 30s. Highs in the lower 60s. .WEDNESDAY...Partly cloudy with slight chance of showers. Highs in the upper 50s. $$ WYZ289-161045- Granite/Green/Ferris/Rattlesnake Mountains- Including the city of Jeffrey City 242 AM MDT Thu Oct 15 2026 ...FREEZE WARNING IN EFFECT FROM 11 PM THIS EVENING TO 9 AM MDT FRIDAY... .TODAY... Sky/weather.........Partly cloudy. Isolated showers and snow showers early in the morning. Chance of precipitation 20 percent. Chance of thunder...0 percent. Max temperature.....42-47. 24 hr trend......3 degrees warmer. Min humidity........57-63 percent. 24 hr trend......32 percent drier. 20-foot winds.......North winds around 15 mph with gusts to around 30 mph. Ridge top winds.....North around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....North around 20 mph. Mixing Height.......800-2800 ft agl until 1200, then 2800-3800 ft agl. Smoke dispersal.....Poor to fair. .TONIGHT... Sky/weather.........Mostly clear. Areas of frost early in the evening. Widespread frost in the late evening and overnight. Chance of thunder...0 percent. Min temperature.....23-28. 24 hr trend......11 degrees cooler. Max humidity........74-80 percent. 24 hr trend......21 percent drier. Humidity recovery...Excellent. 20-foot winds.......North winds around 10 mph until 2400, then downslope/downvalley 4-7 mph. Gusts up to 20 mph. Ridge top winds.....North around 15 mph until 2400, then east. Chc of wetting rain.Zero percent. Transport winds.....North around 15 mph until 2400, then east. Mixing Height.......400-2200 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Mostly sunny. Widespread frost early in the morning. Patchy fog early in the morning. Areas of frost late in the morning. Chance of thunder...0 percent. Max temperature.....49-54. 24 hr trend......7 degrees warmer. Min humidity........44-50 percent. 24 hr trend......16 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then southwest around 10 mph with gusts to around 30 mph. Ridge top winds.....Southwest 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southwest around 10 mph until 1200, then around 20 mph. Mixing Height.......400-2400 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Clear. Lows around 30. Southwest winds around 10 mph. .SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the mid 30s. Highs 59 to 64. South winds 10 to 15 mph. .MONDAY...Clear. Lows in the upper 30s. Highs in the mid 60s. Southwest winds around 10 mph. .TUESDAY...Mostly clear. Slight chance of showers. Lows around 40. Highs in the mid 60s. .WEDNESDAY...Partly cloudy. Chance of showers in the morning, then slight chance of showers in the afternoon. Highs in the lower 60s. $$ WYZ300-161045- Casper Mountain- 242 AM MDT Thu Oct 15 2026 .TODAY... Sky/weather.........Mostly cloudy then becoming partly cloudy. Scattered snow showers and showers in the morning. Chance of precipitation 50 percent. Chance of thunder...0 percent. Max temperature.....42-47. 24 hr trend......Unchanged. Min humidity........56-62 percent. 24 hr trend......26 percent drier. 20-foot winds.......North winds 15 to 20 mph with gusts to around 35 mph until 1200, then 10 to 15 mph with higher gusts. Ridge top winds.....North around 25 mph until 1200, then around 15 mph. Chc of wetting rain.10 percent until 1200, then zero percent. Transport winds.....North 20 to 25 mph. Mixing Height.......800-2800 ft agl until 1200, then 3000-3600 ft agl. Smoke dispersal.....Poor to fair. .TONIGHT... Sky/weather.........Partly cloudy. Widespread frost early in the morning. Chance of thunder...0 percent. Min temperature.....20-25. 24 hr trend......12 degrees cooler. Max humidity........64-70 percent. 24 hr trend......30 percent drier. Humidity recovery...Good. 20-foot winds.......North winds 10 to 15 mph until 0300, then downslope/downvalley 4-7 mph. Gusts up to 25 mph. Ridge top winds.....North 15 to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....North 15 to 20 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .FRIDAY... Sky/weather.........Sunny. Widespread frost early in the morning. Chance of thunder...0 percent. Max temperature.....48-53. 24 hr trend......7 degrees warmer. Min humidity........35-41 percent. 24 hr trend......23 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south around 10 mph. Gusts up to 20 mph. Ridge top winds.....South around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....Southwest 10 to 15 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .FRIDAY NIGHT...Not as cold. Clear. Lows in the mid 30s. South winds around 10 mph. .SATURDAY THROUGH SUNDAY...Mostly clear. Lows 36 to 41. Highs in the upper 50s. South winds 10 to 15 mph. .MONDAY...Clear. Lows in the lower 40s. Highs in the lower 60s. South winds around 10 mph. .TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the mid 60s. .WEDNESDAY...Mostly sunny with slight chance of showers. Highs around 60. $$