813
FNUS75 KMSO 292215
FWSMSO
SPOT FORECAST FOR BASIN CREEK GNA
NATIONAL WEATHER SERVICE MISSOULA MT
315 PM MST MON DEC 29 2025
FORECAST IS BASED ON IGNITION TIME OF 0800 MST ON DECEMBER 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
HIGH PRESSURE WILL BE BUILDING OVER THE REGION,
REACHING PEAK STRENGTH ON WEDNESDAY INTO THURSDAY. ANTICIPATE
LOWERING MIXING HEIGHTS THROUGH THE PERIOD, REACHING THEIR LOWEST
POINT ON WEDNESDAY. RELATIVELY WARM AND DRY CONDITIONS WILL BE IN
PLACE, WITH GENERALLY LIGHT SOUTHWESTERLY WINDS.
TUESDAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CWR (> 0.10 INCH)...0 PERCENT.
* MAX TEMPERATURE.....38-43.
* MIN HUMIDITY........40-45 PERCENT.
* WIND (20 FT)........SOUTHWEST AROUND 5 MPH. GUSTS TO 12 MPH IN
THE AFTERNOON.
* MIXING HEIGHT.......1500 FT AGL.
* MIXING WINDS........SOUTHWEST 10 MPH.
* PRECIP AMOUNT.......0.00 INCHES.
TUESDAY NIGHT
* SKY/WEATHER.........MOSTLY CLEAR.
* CWR (> 0.10 INCH)...0 PERCENT.
* MIN TEMPERATURE.....23-28.
* MAX HUMIDITY........55-60 PERCENT.
* WIND (20 FT)........SOUTHWEST 5-6 MPH.
* MIXING HEIGHT.......500 FT AGL.
* MIXING WINDS........SOUTHWEST 10 MPH.
* PRECIP AMOUNT.......0.00 INCHES.
WEDNESDAY
* SKY/WEATHER.........PARTLY CLOUDY.
* CWR (> 0.10 INCH)...0 PERCENT.
* MAX TEMPERATURE.....41-46.
* MIN HUMIDITY........42-47 PERCENT.
* WIND (20 FT)........SOUTHWEST 5-6 MPH.
* MIXING HEIGHT.......1000 FT AGL.
* MIXING WINDS........SOUTHWEST 10 MPH.
* PRECIP AMOUNT.......0.00 INCHES.
FORECASTER...JENNK
REQUESTED BY...KRISTIAN SPURGEON
TYPE OF REQUEST...PRESCRIBED
.TAG 2528121.0/MSO
.DELDT 12/29/25
.FORMATTERVERSION 2.0.0
.EMAIL KRISTIAN.SPURGEON@USDA.GOV
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