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

Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Current conditions at

STILLWATER (STWM8)

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

NA

32°F

0°C

Humidity 100%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 13 Nov 03:00 AM MST
Extended Forecast for

21 Miles S Fortine MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. South southwest wind around 6 mph.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after 5pm. Mostly cloudy, with a high near 46. South southwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    High: 46 °F

    Partly Sunny
    then Rain
    Likely

  • Thursday Night

    Thursday Night: Rain before 3am, then rain, possibly mixed with snow. Snow level 8700 feet lowering to 6700 feet after midnight . Low around 36. Southwest wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain then
    Rain/Snow

  • Friday

    Friday: Rain and snow, becoming all snow after 11am. Snow level 6500 feet lowering to 5900 feet in the afternoon . High near 38. West southwest wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow
    then Snow

  • Friday Night

    Friday Night: Snow likely. Cloudy, with a low around 33. West southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely before 11am, then a chance of rain and snow. Cloudy, with a high near 36. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 36 °F

    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: Rain and snow likely, mainly after 11pm. Snow level 6600 feet. Cloudy, with a low around 34. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow
    Likely

  • Sunday

    Sunday: A chance of rain and snow before 11am, then a chance of rain. Snow level 6600 feet rising to 7100 feet in the afternoon. Cloudy, with a high near 39.

    High: 39 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain before 8pm, then rain and snow likely. Snow level 7100 feet lowering to 6100 feet after midnight . Cloudy, with a low around 33.

    Low: 33 °F

    Rain/Snow
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. South southwest wind around 6 mph.
Thursday
Rain likely, mainly after 5pm. Mostly cloudy, with a high near 46. South southwest wind 6 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Thursday Night
Rain before 3am, then rain, possibly mixed with snow. Snow level 8700 feet lowering to 6700 feet after midnight . Low around 36. Southwest wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday
Rain and snow, becoming all snow after 11am. Snow level 6500 feet lowering to 5900 feet in the afternoon . High near 38. West southwest wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday Night
Snow likely. Cloudy, with a low around 33. West southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
Snow likely before 11am, then a chance of rain and snow. Cloudy, with a high near 36. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
Rain and snow likely, mainly after 11pm. Snow level 6600 feet. Cloudy, with a low around 34. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday
A chance of rain and snow before 11am, then a chance of rain. Snow level 6600 feet rising to 7100 feet in the afternoon. Cloudy, with a high near 39.
Sunday Night
A chance of rain before 8pm, then rain and snow likely. Snow level 7100 feet lowering to 6100 feet after midnight . Cloudy, with a low around 33.
Monday
Snow likely, mainly before 11am. Cloudy, with a high near 34.
Monday Night
A chance of snow. Mostly cloudy, with a low around 29.
Tuesday
A chance of snow. Mostly cloudy, with a high near 31.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 25.
Wednesday
A chance of snow. Mostly cloudy, with a high near 29.
Basemap Options
Click map to change the forecast location
Loading map...
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 am MST Nov 13, 2025
Forecast Valid:
3am MST Nov 13, 2025-6pm MST Nov 19, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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