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

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

STEVI (STVM8)

Lat: 46.55617°NLon: 114.07435°WElev: 3205.0ft.

NA

37°F

3°C

Humidity 100%
Wind Speed N 3 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 07 Dec 11:14 AM MST
Extended Forecast for

6 Miles WSW Clinton MT

  • This Afternoon

    This Afternoon: Snow likely, mainly after 4pm. Mostly cloudy, with a high near 34. Southwest wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 34 °F

    Snow Likely

  • Tonight

    Tonight: Snow. Low around 33. West southwest wind 9 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Snow

  • Monday

    Monday: Snow before 2pm, then rain and snow. High near 37. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow then
    Rain/Snow

  • Monday Night

    Monday Night: Rain and snow before 8pm, then rain between 8pm and 5am, then rain, possibly mixed with snow after 5am. Low around 35. Southwest wind 10 to 15 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all snow after 8am. High near 38. Breezy, with a west wind 13 to 22 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Rain/Snow and
    Breezy then
    Snow Likely

  • Tuesday Night

    Tuesday Night: Snow. Low around 32. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 32 °F

    Snow

  • Wednesday

    Wednesday: Rain and snow. High near 37. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Snow

  • Thursday

    Thursday: Snow likely. Mostly cloudy, with a high near 33.

    High: 33 °F

    Snow Likely

Detailed Forecast

This Afternoon
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 34. Southwest wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow. Low around 33. West southwest wind 9 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Snow before 2pm, then rain and snow. High near 37. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday Night
Rain and snow before 8pm, then rain between 8pm and 5am, then rain, possibly mixed with snow after 5am. Low around 35. Southwest wind 10 to 15 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday
Rain, possibly mixed with snow, becoming all snow after 8am. High near 38. Breezy, with a west wind 13 to 22 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Tuesday Night
Snow. Low around 32. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Rain and snow. High near 37. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Mostly cloudy, with a low around 27.
Thursday
Snow likely. Mostly cloudy, with a high near 33.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 27.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 36.
Friday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 29.
Saturday
A slight chance of rain and snow. Partly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Clinton MT
 46.74°N 113.81°W (Elev. 5607 ft)
Last Update:
1:01 am MST Dec 7, 2025
Forecast Valid:
12pm MST Dec 7, 2025-6pm MST Dec 13, 2025
 
Forecast Discussion
 
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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