National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Current conditions at

STILLWATER (STWM8)

Lat: 48.53944°NLon: 114.55944°WElev: 3116.0ft.

NA

43°F

6°C

Humidity 100%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 16 Nov 12:00 AM MST
Extended Forecast for

21 Miles S Fortine MT

  • Overnight

    Overnight: A 30 percent chance of rain, mainly between 1am and 2am. Mostly cloudy, with a low around 36. South southeast wind around 5 mph.

    Low: 36 °F

    Chance Rain

  • Sunday

    Sunday: A slight chance of rain before 9am, then a chance of rain after 2pm. Mostly cloudy, with a high near 43. East southeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 30%.

    High: 43 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely. Cloudy, with a low around 37. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain Likely

  • Monday

    Monday: Rain. Snow level 6900 feet. High near 39. West southwest wind around 6 mph. Chance of precipitation is 80%.

    High: 39 °F

    Rain

  • Monday Night

    Monday Night: Rain and snow, becoming all snow after 2am. Snow level 6700 feet lowering to 5900 feet after midnight . Low around 34. West southwest wind 3 to 6 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow

  • Tuesday

    Tuesday: Snow. High near 36. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 29. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Snow Likely

  • Wednesday

    Wednesday: A chance of snow before 11am. Mostly cloudy, with a high near 32.

    High: 32 °F

    Chance Snow
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly between 1am and 2am. Mostly cloudy, with a low around 36. South southeast wind around 5 mph.
Sunday
A slight chance of rain before 9am, then a chance of rain after 2pm. Mostly cloudy, with a high near 43. East southeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 30%.
Sunday Night
Rain likely. Cloudy, with a low around 37. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain. Snow level 6900 feet. High near 39. West southwest wind around 6 mph. Chance of precipitation is 80%.
Monday Night
Rain and snow, becoming all snow after 2am. Snow level 6700 feet lowering to 5900 feet after midnight . Low around 34. West southwest wind 3 to 6 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday
Snow. High near 36. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 29. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
A chance of snow before 11am. Mostly cloudy, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
A chance of snow. Partly sunny, with a high near 33.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 27.
Friday
A chance of snow. Partly sunny, with a high near 32.
Friday Night
A chance of snow. Mostly cloudy, with a low around 28.
Saturday
A chance of snow. Mostly cloudy, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles S Fortine MT
 48.46°N 114.9°W (Elev. 5902 ft)
Last Update:
1:02 pm MST Nov 15, 2025
Forecast Valid:
12am MST Nov 16, 2025-6pm MST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation