255 FNUS75 KMSO 212314 FWSMSO Spot Forecast for Deer Creek National Weather Service Missoula MT 514 PM MDT Fri Aug 21 2026 Forecast is based on forecast start time of 1900 MDT on August 21. If conditions become unrepresentative...contact the National Weather Service. ...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY MORNING FOR DRY THUNDERSTORMS... .DISCUSSION...Light showers are possible towards daybreak Saturday morning and could bring some gusty winds to 20 mph. Otherwise, light winds overnight are anticipated with moderately poor RH recoveries on midslopes and ridges. Increased cloud cover Saturday will keep temperatures cooler, with the threat of thunderstorms beginning late in the afternoon and continuing overnight. While storm cores will have moisture associated with them, the fast moving nature of storms will limit precipitation totals overall. High resolution models show the potential for another round of storms between 2300 MDT Saturday and 0400 MDT Sunday. Gusty and erratic outflow winds 40 to 50 mph will be possible with storms. A cold front then passes Sunday morning, bringing breezy conditions and lowering RHs in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy. Slight chance of high based showers overnight. Low chance of a thunderstorm. * CWR (> 0.10 Inch)...Less than 10 percent. * Chance Lightning....10 percent. * Min Temperature.....60-65. * Max Humidity........Bottom 75-80 percent. Top 47-52 percent. * Wind (20 ft)........Downslope/downvalley 1-5 mph. * Mixing Height.......500 ft agl. * Mixing Winds........East 10 mph. * Precip Amount.......0.00 inches. .SATURDAY... * Sky/Weather.........Cloudy then becoming partly cloudy. Slight chance of showers in the morning. Slight chance of thunderstorms in the late afternoon. Gusty and erratic winds with thunderstorms. * CWR (> 0.10 Inch)...Less than 10 percent. * Chance Lightning....20 percent. * Max Temperature.....Bottom 87-92. Top 82-87. * Min Humidity........17-22 percent. * Wind (20 ft)........Variable 2-4 mph becoming south around 5 mph by mid day, then southwesterly 3-6 mph in the late afternoon. Gusts to 20 mph in the afternoon. * Mixing Height.......2000 ft agl increasing to 8000 ft agl. * Mixing Winds........South 10 mph. * Precip Amount.......0.00-0.10 inches. .SATURDAY NIGHT... * Sky/Weather.........Partly cloudy. Chance of showers and thunderstorms in the evening. Gusty and erratic winds with thunderstorms. * CWR (> 0.10 Inch)...Less than 10 percent. * Chance Lightning....25 percent. * Min Temperature.....55-60. * Max Humidity........60-65 percent. * Wind (20 ft)........Southwest around 5 mph with gusts to 15 mph. * Mixing Height.......4000 ft agl decreasing to 500 ft agl early in the evening. * Mixing Winds........Southwest 10 mph. * Precip Amount.......0.00 inches. .SUNDAY... * Sky/Weather.........Partly cloudy. * CWR (> 0.10 Inch)...0 percent. * Chance Lightning....0 percent. * Max Temperature.....Bottom 75-80. Top 70-75. * Min Humidity........19-24 percent. * Wind (20 ft)........Southwest 5-12 mph. Gusts up to 25 mph in the afternoon. * Mixing Height.......2500 ft agl increasing to 8000 ft agl. * Mixing Winds........Southwest 15 mph. * Precip Amount.......0.00 inches. $$ Forecaster...JennK Requested by...Dylan Kopitzke Type of request...WILDFIRE .TAG 2620122.3/MSO .DELDT 08/21/26 .FormatterVersion 2.0.0 .EMAIL aaking@mt.gov,mtkic@firenet.gov,dkopitzke@mt.gov  822 FNUS76 KMTR 212323 FWSMTR Spot Forecast for NOAA Sunken Vessel...NOAA National Weather Service San Francisco CA 423 PM PDT Fri Aug 21 2026 Forecast is based on forecast start time of 1600 PDT on August 21. If conditions become unrepresentative, contact the National Weather Service. ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .DISCUSSION...Surface high pressure over the eastern Pacific will result in moderate to fresh northwest winds through the weekend and early next week. A small craft advisory is currently in effect through late Saturday night. .REST OF TODAY... Sky/weather.........Mostly sunny. Max temperature.....62-66. Chance of pcpn......0 percent. Wind................Northwest 15 to 20 knots. Marine layer........1500 ft. Swell height........Northwest swell 3 feet. Swell period........5 Seconds. Wind wave...........2 feet. TIDES...............High tide 5.37 ft 6:16 pm. .TONIGHT... Sky/weather.........Mostly cloudy. Min temperature.....54-58. Chance of pcpn......0 percent. Wind................Northwest 10 to 15 knots. Marine layer........1500 ft. Swell height........Northwest swell 3 feet. Swell period........5 Seconds. Wind wave...........2 feet. TIDES...............Low tide 0.60 ft 2:12 am. .SATURDAY... Sky/weather.........Mostly sunny. Max temperature.....64-68. Chance of pcpn......0 percent. Wind................Northwest 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Marine layer........1200 ft. Swell height........Northwest swell 3 feet. Swell period........6 Seconds. Wind wave...........2 feet. TIDES...............High tide 3.99 ft 9:41 am, Low tide 3.59 ft 1:13 pm, High tide 5.47 ft 7:17 pm. $$ Forecaster...R_CANEPA Requested by...Carl Childs Type of request...MARINE .TAG 2620203.0/MTR .DELDT 08/21/26 .FormatterVersion 2.0.0 .EMAIL carl.childs@noaa.gov  936 FNUS76 KSEW 212325 FWSSEW Spot Forecast for Prairie Mountain...DNR National Weather Service Seattle WA 425 PM PDT Fri Aug 21 2026 Forecast is based on forecast start time of 1700 PDT on August 21. If conditions become unrepresentative, contact the National Weather Service. Please contact our office at (206) 526-6095, if you have questions or concerns with this forecast. ...RED FLAG WARNING IN EFFECT FROM 5 AM TO 8 PM PDT SATURDAY... .DISCUSSION...Elevated fire weather conditions this afternoon with instability present in the atmosphere. An upper-low offshore is on track to to enter the region early Saturday morning. As a result, scattered showers and a 25-30% chance of thunderstorms will return to the incident area sparking the issuance of a Red Flag Warning for the North Cascades including the Prairie Mountain Fire. The thunderstorm threat should wane overnight Saturday into Sunday but precipitation is favorable to remain. The best chance (10-15%) of wetting rain (>0.25") is in the window between Saturday morning and Saturday evening. .REST OF TODAY... Sky/weather.........Mostly cloudy (70-80 percent). CWR.................0 percent. Chance of lightning.5 percent. Max temperature.....Around 86. Min humidity........33 percent. Wind (20 ft)........Southwest winds around 5 mph. Mixing height.......600 ft AGL. Transport winds.....West around 5 mph. Rainfall amount.....0.00 inches. Ceiling (KFT).......25. Visibility..........10. .TONIGHT... Sky/weather.........Cloudy (85-95 percent). Chance of rain overnight. CWR.................0 percent. Chance of lightning.10 percent. Min temperature.....Around 63. Max humidity........88 percent. Wind (20 ft)........Southwest winds around 5 mph in the evening becoming light. Mixing height.......300 ft AGL. Transport winds.....Southwest around 5 mph. Rainfall amount.....0.00 inches. Ceiling (KFT).......25 decreasing to 2.5 overnight. Visibility..........10. .SATURDAY... Sky/weather.........Mostly cloudy (75-85 percent). Chance of showers and slight chance of thunderstorms in the morning, then showers likely and chance of thunderstorms in the afternoon. CWR.................15 percent. Chance of lightning.30 percent. Max temperature.....Around 69. Min humidity........77 percent. Wind (20 ft)........West winds 5 to 10 mph. Gusty and erratic winds expected near thunderstorms. Mixing height.......1800 ft AGL. Transport winds.....West around 10 mph. Rainfall amount.....0.06 inches. Ceiling (KFT).......1.3 increasing to 2.2 in the afternoon. Visibility..........9. $$ Forecaster...McMillian Requested by...Dylan Van Pelt Field Operations Type of request...WILDFIRE .TAG 2619640.9/SEW .DELDT 08/21/26 .FormatterVersion 2.0.0 .EMAIL henry.mcmurray@dnr.wa.gov,iris.banks@dnr.wa.gov,dylan.vanpelt@dnr.wa.gov  038 FNUS75 KBOI 212327 FWSBOI Spot Forecast for CROOKED...USFS National Weather Service Boise ID 527 PM MDT Fri Aug 21 2026 Forecast is based on forecast start time of 1800 MDT on August 21. If conditions become unrepresentative...contact the National Weather Service. Please contact our office at (208)334-9060, if you have questions or concerns with this forecast. ...RED FLAG WARNING IN EFFECT FROM NOON SATURDAY TO MIDNIGHT MDT SATURDAY NIGHT FOR LIGHTNING.... ...POSSIBLE STRONG OUTFLOW GUSTS THIS EVENING... .DISCUSSION... Peak outflow strength out of showers this evening have shifted down to 30 to 50 mph, but strongest gusts will still occur along ridges and N-S valleys. Best time of arrival is still 1900 to 2200 LT. Winds mostly calm overnight, but isolated showers could form through early Saturday morning, capable of producing strong wind gusts. A cold front tomorrow drops temperatures about 10 degrees from Friday and brings an increased chance of thunderstorms. Thunderstorms Saturday evening could produce heavy rainfall, abundant lightning, and outflow winds 35 to 45 mph. A Red Flag Warning was issued to cover the lightning and outflow gusts tomorrow. Storm coverage will be more isolated, but each storm should be in an environment for efficient lightning production. Following the front on Sunday, sustained winds increase to 15 mph with gusts up to 25 mph while minimum RHs are still 15 to 20% each afternoon. .TONIGHT... Sky/weather.........Cloudy. A 20 percent chance of showers and thunderstorms in the evening. Some thunderstorms may produce gusty winds in the evening. Min temperature.....62 to 67. Max humidity........47 to 52 percent. CWR.................10 percent. Wind - 20 foot......Southwest 8 to 10 mph in the evening shifting to the northeast 4 to 10 mph. Gusty and erratic winds expected near thunderstorms in the evening, up to 30 to 50 mph. Mixing height.......200 ft AGL. Transport winds.....East around 15 mph. Ventilation Index...30 poor. .SATURDAY... Sky/weather.........Partly sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Max temperature.....85 to 91. Min humidity........18 to 23 percent. CWR.................10 percent. Wind - 20 foot......East 5 to 8 mph in the morning shifting to the southwest 10 to 14 mph with gusts to around 18 mph in the afternoon. Gusty and erratic winds expected near thunderstorms in the afternoon with outflow gusts up to 35 to 45 mph. Mixing height.......10500 ft AGL. Transport winds.....Southwest around 15 mph. Ventilation Index...1575 excellent. .SATURDAY NIGHT... Sky/weather.........Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy with a slight chance of showers and thunderstorms overnight. Chance of precipitation 30 percent. Min temperature.....57 to 62. Max humidity........53 to 58 percent. CWR.................10 percent. Wind - 20 foot......Southeast 5 to 10 mph. Gusts up to 16 mph in the evening. Gusty and erratic winds expected near thunderstorms. Shifting to east 5 to 10 mph prevailing, aligned with the Boise Drainage this could produce downslope winds 6 to 12 mph. Mixing height.......200 ft AGL. Transport winds.....Southeast around 5 mph. Ventilation Index...10 poor. .SUNDAY... Sky/weather.........Mostly sunny. Max temperature.....80 to 86. Min humidity........15 to 20 percent. CWR.................0 percent. Wind -20 foot......Southeast 3 to 6 mph in the morning shifting to the southwest 7 to 11 mph with gusts to around 18 mph in the afternoon. Mixing height.......7500 ft AGL. Transport winds.....Southwest around 15 mph. Ventilation Index...1125 excellent. $$ Forecaster...Macfarlane Requested by...BOISE DISPATCH Type of request...WILDFIRE .TAG 2620056.2/BOI .DELDT 08/21/26 .FormatterVersion 2.0.0 .EMAIL JOY.ABNER@USDA.GOV,IDBDC@FIRENET.GOV  036 FNUS75 KPIH 212345 FWSPIH Spot Forecast for Doublesprings...Salmon-Challis NF National Weather Service Pocatello ID 545 PM MDT Fri Aug 21 2026 Forecast is based on forecast start time of 1800 MDT on August 21. If conditions become unrepresentative, contact the National Weather Service. Please contact our office at (208) 232-9357, if you have questions or concerns with this forecast. ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SATURDAY FOR SCATTERED THUNDERSTORMS... .DISCUSSION...Will have rain showers this evening and tonight with red flag warnings in effect Saturday for scattereed thunderstorms. Wind gusts of 45 mph possible near any thunderstorm boundary on Saturday. .TONIGHT... Sky/weather.........Mostly cloudy. Chance of showers. CWR.................7 percent. Chance of thunder...14 percent. Min temperature.....Around 60. Max humidity........51 percent. Wind (20 ft)........Southeast winds 5 to 9 mph shifting to the southwest 6 to 10 mph with gusts to around 17 mph overnight. Mixing height.......500 ft AGL. Transport winds.....South around 9 mph. Rainfall amount.....0.00 inches. .SATURDAY... Sky/weather.........Partly sunny. Chance of showers and thunderstorms in the afternoon. CWR.................3 percent. Chance of thunder...35 percent. Max temperature.....69-75. Min humidity........39 percent. Wind (20 ft)........Southwest winds 6 to 8 mph. Gusty and erratic winds expected near thunderstorms in the afternoon. Mixing height.......7500 ft AGL. Transport winds.....Southwest around 12 mph. Rainfall amount.....0.01 inches. .SATURDAY NIGHT... Sky/weather.........Mostly cloudy. Rain showers likely and slight chance of thunderstorms in the evening. CWR.................9 percent. Chance of thunder...19 percent. Min temperature.....Around 56. Max humidity........57 percent. Wind (20 ft)........South winds 5 to 7 mph. Gusty and erratic winds expected near thunderstorms in the evening. Mixing height.......400 ft AGL. Transport winds.....South around 9 mph. Rainfall amount.....0.03 inches. .SUNDAY... Sky/weather.........Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. CWR.................5 percent. Chance of thunder...16 percent. Max temperature.....68-73. Min humidity........30 percent. Wind (20 ft)........South winds 7 to 8 mph with gusts to around 16 mph shifting to the southwest 14 to 16 mph with gusts to around 26 mph in the afternoon. Gusty and erratic winds expected near thunderstorms in the afternoon. Mixing height.......10300 ft AGL increasing to 11200 ft AGL late in the afternoon. Transport winds.....Southwest around 19 mph. Rainfall amount.....0.00 inches. $$ Forecaster...Kaiser Requested by...Mason Gollwitzer Type of request...WILDFIRE .TAG 2619475.11/PIH .DELDT 08/21/26 .FormatterVersion 2.0.0 .EMAIL gaige.moore@usda.gov,nicolas.garcia-cid@usda.gov,amelia.fass@usda.gov,micheal.stewart@usda.gov,idcic@firenet.gov,dakota.cummins@usda.gov  429 FNUS75 KMSO 212349 FWSMSO Spot Forecast for Skillet Fire National Weather Service Missoula MT 549 PM MDT Fri Aug 21 2026 Forecast is based on forecast start time of 2000 MDT on August 21. If conditions become unrepresentative...contact the National Weather Service. ...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY MORNING... .DISCUSSION...Mostly cloudy conditions will be present in the morning, along with light rain showers between 0700-1000. These showers will be more like sprinkles, no wetting rains expected. Light and variable winds in the morning will become southwest 5-7 mph, with gusts between 10-15 mph in the afternoon. During the afternoon, there will also be a slight chance for mostly dry thunderstorms between 1500 and 2000. The activity will be scattered, with a 20 percent probability lightning will occur over the fire. A second round will arrive late in the evening, around midnight and lasting through early Sunday morning. Chances for wetting rains remain very low, at around 10 percent. Sunday, a dry cold front will move through the area mid-to-late morning, that will bring a dir airmass behind the front, along with gusty westerly winds around 25-30 mph from 1200 to 2000. .TONIGHT... * Sky/Weather.........Mostly cloudy. * CWR (> 0.10 Inch)...0 percent. * Chance Lightning....0 percent. * Min Temperature.....59-64. * Max Humidity........60-65 percent. * Wind (20 ft)........East 5-6 mph. * Mixing Height.......500 ft agl. * Mixing Winds........East 10 mph. * Precip Amount.......0.00 inches. .SATURDAY... * Sky/Weather.........Cloudy, then slight chance of rain showers and thunderstorms in the afternoon. * CWR (> 0.10 Inch)...Less than 10 percent. * Chance Lightning....20 percent. * Max Temperature.....80-85. * Min Humidity........23-28 percent. * Wind (20 ft)........Variable 2-4 mph becoming southwest 5-6 mph in the afternoon, with gusts 10-15 mph. * Mixing Height.......2500 ft agl increasing to 6500 ft agl in the afternoon. * Mixing Winds........South 10 mph. * Precip Amount.......0.00 inches. .SATURDAY NIGHT... * Sky/Weather.........Partly cloudy. Chance of rain showers and thunderstorms in the evening. Chance of rain overnight. * CWR (> 0.10 Inch)...10 percent. * Chance Lightning....20 percent. * Min Temperature.....53-58. * Max Humidity........65-70 percent. * Wind (20 ft)........Southwest around 5 mph. * Mixing Height.......3500 ft agl decreasing to 500 ft agl early in the evening. * Mixing Winds........South 10 mph. * Precip Amount.......0.03 inches. .SUNDAY... * Sky/Weather.........Partly cloudy. * CWR (> 0.10 Inch)...0 percent. * Chance Lightning....0 percent. * Max Temperature.....68-73. * Min Humidity........28-33 percent. * Wind (20 ft)........Southwest 5-12 mph. Gusts up to 30 mph in the afternoon. * Mixing Height.......2500 ft agl increasing to 8000 ft agl. * Mixing Winds........Southwest 20 mph. * Precip Amount.......0.00 inches. $$ Forecaster...Robinson Requested by...Katelyn Miller Type of request...WILDFIRE .TAG 2620011.1/MSO .DELDT 08/21/26 .FormatterVersion 2.0.0 .EMAIL katelyn_miller@firenet.gov