FNUS76 KOTX 050732 FWSOTX Spot Forecast for Roadside Piles (blowdown)...USFS National Weather Service Spokane WA 1132 PM PST Wed Nov 4 2026 Forecast is based on ignition time of 1000 PST on November 05. .DISCUSSION... A quick moving weather system moves through the project on Thursday, with light rain up to 0.11 inches expected. Weather dries out for Friday and Saturday, though the project has a 10% chance for very light rain or sprinkles Friday night into early Saturday morning. A increase in transport winds on Friday will result in moderate ventilation in the afternoon. Additional weather systems are expected Sunday through the middle of next week with increased chances for rain. If conditions become unrepresentative, contact the National Weather Service. *************************************************************** Forecasts for 20 foot wind speeds (valleys and ridge tops) are 10 minute averages reflecting RAWS wind. ***Ventilation Index is derived from transport wind multiplied by the mixing height divided by 100. Categories: low (< 200), moderate (200-500), high (500-800), and very high (> 800). *************************************************************** .THURSDAY... Sky/weather.........Mostly cloudy. Rain likely through the day. 24-hour rain amounts up to 0.11 inches. CWR.................20 percent. Chance of lightning.0 percent. Max temperature.....42. Min humidity........80-85 percent. Wind (20 ft)........West-northwest 1 to 4 mph. Mixing height.......Inversion lifting around 1000 hours with mixing height as high as 2000 ft AGL in the afternoon. Transport winds.....Southwest 7 to 10 mph. Ventilation Index...Low (191). .THURSDAY NIGHT... Sky/weather.........Partly cloudy. CWR.................0 percent. Chance of lightning.0 percent. Min temperature.....round 31. Max humidity........95-100 percent. Wind (20 ft)........East-southwest 1 to 3 mph. Mixing height.......Near the surface by 1600 hours. Transport winds.....South around 5 mph. Ventilation Index...Low (49). .FRIDAY... Sky/weather.........Partly sunny. CWR.................0 percent. Chance of lightning.0 percent. Max temperature.....47. Min humidity........50-55 percent. Wind (20 ft)........West 2 to 4 mph. Mixing height.......Inversion lifting around 1000 hours with mixing height as high as 2000 ft AGL in the afternoon. Transport winds.....Southwest 7 to 11 mph. Ventilation Index...Moderate (313). $$ Forecaster...VT Requested by...Megan Primmer Type of request...PRESCRIBED .TAG 2625255.0/OTX .DELDT 11/05/26 .FormatterVersion 2.0.0 .EMAIL megan.primmer@usda.gov,justin.l.colvin@usda.gov,marshall.myhre@usda.gov