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

Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Hazardous Weather Conditions

Current conditions at

PLAINS (PLAM8)

Lat: 47.46622°NLon: 114.87961°WElev: 2481.0ft.

NA

49°F

9°C

Humidity 45%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Wind Chill47°F (8°C)
Last update 09 Dec 02:26 PM MST
Extended Forecast for

10 Miles W Plains MT

Flood Watch until December 11, 05:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until December 11, 05:00pm

    NOW until 5:00pm Thu

    Flood Watch

  • This Afternoon

    High: 38 °F

    Partly Sunny

  • Tonight

    Tonight: Snow, mainly after 11pm. The snow could be heavy at times. Temperature rising to around 37 by 5am. West southwest wind 6 to 10 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 31 °F⇑

    Heavy Snow

  • Wednesday

    Wednesday: Rain. High near 43. Breezy, with a west southwest wind 16 to 25 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 43 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain. Low around 40. Breezy, with a west southwest wind 26 to 28 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 40 °F

    Rain and
    Breezy

  • Thursday

    Thursday: Rain. High near 40. Breezy, with a west southwest wind 15 to 24 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 40 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Rain likely before 8pm, then rain and snow likely. Snow level 5500 feet. Mostly cloudy, with a low around 38. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 38 °F

    Rain/Snow
    Likely

  • Friday

    Friday: Rain and snow, becoming all rain after 2pm. Snow level 5200 feet rising to 6700 feet in the afternoon. High near 41. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 38. West southwest wind around 17 mph, with gusts as high as 29 mph.
Tonight
Snow, mainly after 11pm. The snow could be heavy at times. Temperature rising to around 37 by 5am. West southwest wind 6 to 10 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Rain. High near 43. Breezy, with a west southwest wind 16 to 25 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Wednesday Night
Rain. Low around 40. Breezy, with a west southwest wind 26 to 28 mph, with gusts as high as 60 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Thursday
Rain. High near 40. Breezy, with a west southwest wind 15 to 24 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Rain likely before 8pm, then rain and snow likely. Snow level 5500 feet. Mostly cloudy, with a low around 38. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
Rain and snow, becoming all rain after 2pm. Snow level 5200 feet rising to 6700 feet in the afternoon. High near 41. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
A chance of rain. Mostly cloudy, with a low around 36.
Saturday
A slight chance of rain and snow. Snow level 5500 feet. Partly sunny, with a high near 39.
Saturday Night
A slight chance of rain and snow after 11pm. Snow level 5500 feet. Mostly cloudy, with a low around 33.
Sunday
A chance of rain and snow. Snow level 5300 feet. Partly sunny, with a high near 39.
Sunday Night
A chance of rain and snow. Snow level 5400 feet. Mostly cloudy, with a low around 35.
Monday
A chance of rain and snow. Snow level 5600 feet. Mostly cloudy, with a high near 40.
Monday Night
Rain and snow. Snow level 5900 feet. Mostly cloudy, with a low around 36.
Tuesday
Rain and snow likely. Snow level 5400 feet lowering to 4800 feet in the afternoon . Mostly cloudy, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles W Plains MT
 47.46°N 115.09°W (Elev. 4760 ft)
Last Update:
2:21 pm MST Dec 9, 2025
Forecast Valid:
3pm MST Dec 9, 2025-6pm MST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation