FNUS75 KBOI 040816 FWSBOI Spot Forecast for Jarbidge Tumbleweed rx...USWFS National Weather Service Boise ID 216 AM MDT Mon May 4 2026 Forecast is based on ignition time of 2200 MDT on May 04. 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. ...GUSTY WINDS WITH A SLIGHT CHANCE OF THUNDERSTORMS ON TUESDAY... ...DRY WARM AND BREEZY CONDITIONS RETURNING THURSDAY... .DISCUSSION... Northerly flow will bring breezy conditions to the Snake Plain on Tuesday. A passing low pressure system will bring a 15% chance of a thunderstorm near the burn site with storms moving from north to south. Wind gusts will peak Tuesday afternoon/evening with speeds of 20 to 30 mph. Wednesday is dry and a few degrees cooler, with breezy afternoon winds. Dry westerly flow will bring warmer temperatures (highs near 80) and gusty afternoon winds (20-30 mph) to the burn site Thursday and Friday. .TONIGHT... Sky/weather.........Partly cloudy. A 20 percent chance of showers overnight. Min temperature.....45 to 50. Max humidity........69 to 74 percent. CWR.................10 percent. Wind - 20 foot......Northwest 7 to 13 mph with gusts to 22 mph, shifting to the southwest around midnight. Mixing height.......200 ft AGL. Transport winds.....West around 15 mph. Ventilation Index...30 poor. .TUESDAY... Sky/weather.........Sunny in the morning, becoming partly cloudy in the afternoon with a 20 percent chance of showers and thunderstorms. Some thunderstorms may produce gusty winds. Max temperature.....71 to 76. Min humidity........20 to 25 percent. CWR.................0 percent. Wind - 20 foot......East 8 to 13 mph in the morning, becoming northwest 11 to 17 mph with gusts up to 24 mph in the afternoon. Gusty and erratic winds expected near thunderstorms in the afternoon. Mixing height.......8500 ft AGL. Transport winds.....North around 25 mph. Ventilation Index...2125 excellent. .TUESDAY NIGHT... Sky/weather.........Mostly clear. Patchy blowing dust in the evening. Min temperature.....37 to 42. Max humidity........58 to 63 percent. CWR.................0 percent. Wind - 20 foot......Northwest 15 to 18 mph with gusts to around 26 mph in the evening becoming east 11 to 15 mph with gusts to around 18 mph overnight. Mixing height.......400 ft AGL. Transport winds.....East around 20 mph. Ventilation Index...80 poor. .WEDNESDAY... Sky/weather.........Sunny. Max temperature.....68 to 73. Min humidity........15 to 20 percent. CWR.................0 percent. Wind - 20 foot......East around 8 mph in the morning shifting to the northwest 6 to 9 mph with gusts to around 14 mph in the afternoon. Mixing height.......7000 ft AGL. Transport winds.....Northwest around 15 mph. Ventilation Index...1050 excellent. $$ Forecaster...Groenert Requested by...Matt Goodrich Type of request...PRESCRIBED .TAG 2612545.0/BOI .DELDT 05/04/26 .FormatterVersion 2.0.0 .EMAIL mgoodrich@blm.gov