FNUS75 KBOI 271030 FWSBOI Spot Forecast for Buckskin Piles...USFS National Weather Service Boise ID 430 AM MDT Mon Oct 27 2025 Forecast is based on ignition time of 0600 MDT on October 27. 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. ...DRYING UNDER INCOMING UPPER LEVEL HIGH PRESSURE... .DISCUSSION... No more rain/snow this week as high pressure aloft comes inland from the Pacific with drier weather except for morning valley fog. However, the ridge will also bring faster warming aloft than in the valleys beginning Tuesday, causing a mild inversion and limiting mixing and ventilation near ground level. Morning fog may clear more slowly Tuesday. .TODAY... Sky/weather.........Partly sunny. Areas of fog in the morning. Max temperature.....38 to 44. Min humidity........50 to 55 percent. CWR.................0 percent. Wind - 20 foot......Northwest around 4 mph. Mixing height.......4500 ft AGL. Transport winds.....West around 10 mph. Ventilation Index...450 fair. .TONIGHT... Sky/weather.........Mostly clear. Patchy fog overnight. Min temperature.....18 to 23. Max humidity........94 to 99 percent. CWR.................0 percent. Wind - 20 foot......Less than 3 mph. Mixing height.......200 ft AGL. Transport winds.....East around 5 mph. Ventilation Index...10 poor. .TUESDAY... Sky/weather.........Sunny. Patchy fog in the morning. Max temperature.....47 to 53. Min humidity........38 to 43 percent. CWR.................0 percent. Wind - 20 foot......East around 3 mph. Mixing height.......3000 ft AGL. Transport winds.....South around 5 mph. Ventilation Index...150 poor. $$ Forecaster...Colin Requested by...Randy Lamb Type of request...PRESCRIBED .TAG 2524429.1/BOI .DELDT 10/27/25 .FormatterVersion 2.0.0 .EMAIL nicolas.adamson@usda.gov,ralph.lamb@usda.gov,eduard.hunt@usda.gov