Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

THOMPSON FALLS A/P (THAM8)

Lat: 47.57591°NLon: 115.28439°WElev: 2426.0ft.

NA

35°F

2°C

Humidity 98%
Wind Speed SSE 2 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 10 Dec 01:02 AM MST
Extended Forecast for

17 Miles S Happys Inn 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

  • Overnight

    Low: 30 °F

    Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after 8am.  Snow level 5700 feet rising to 7500 feet in the afternoon. High near 42. West southwest wind 10 to 15 mph, with gusts as high as 45 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 39. Southwest wind 15 to 17 mph, with gusts as high as 48 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 39 °F

    Rain

  • Thursday

    Thursday: Rain before 2pm, then snow likely, possibly mixed with rain.  Snow level 6800 feet lowering to 5400 feet in the afternoon . High near 40. West wind around 15 mph, with gusts as high as 45 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 40 °F

    Rain then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 8pm, then snow likely.  Mostly cloudy, with a low around 35. West wind 6 to 10 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Friday

    Friday: Snow before 11am, then rain likely, possibly mixed with snow.  Snow level rising to 5500 feet in the afternoon. High near 40. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow before 2am, then a chance of rain.  Snow level 5400 feet rising to 6400 feet after midnight. Mostly cloudy, with a low around 35. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 35 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of rain, mainly before 11am.  Snow level 5900 feet. Partly sunny, with a high near 41.

    High: 41 °F

    Chance Rain

Detailed Forecast

Overnight
Snow. Low around 30. South wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 2 inches possible.
Wednesday
Rain and snow, becoming all rain after 8am. Snow level 5700 feet rising to 7500 feet in the afternoon. High near 42. West southwest wind 10 to 15 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain. Low around 39. Southwest wind 15 to 17 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Rain before 2pm, then snow likely, possibly mixed with rain. Snow level 6800 feet lowering to 5400 feet in the afternoon . High near 40. West wind around 15 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
A chance of rain and snow before 8pm, then snow likely. Mostly cloudy, with a low around 35. West wind 6 to 10 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday
Snow before 11am, then rain likely, possibly mixed with snow. Snow level rising to 5500 feet in the afternoon. High near 40. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday Night
A chance of rain and snow before 2am, then a chance of rain. Snow level 5400 feet rising to 6400 feet after midnight. Mostly cloudy, with a low around 35. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
A chance of rain, mainly before 11am. Snow level 5900 feet. Partly sunny, with a high near 41.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
A chance of rain. Snow level 5500 feet. Partly sunny, with a high near 41.
Sunday Night
A chance of rain and snow. Snow level 5600 feet. Mostly cloudy, with a low around 35.
Monday
Rain and snow likely. Snow level 5500 feet rising to 6100 feet in the afternoon. Mostly cloudy, with a high near 41.
Monday Night
Rain and snow. Snow level 6000 feet. Cloudy, with a low around 36.
Tuesday
Rain and snow. Cloudy, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles S Happys Inn MT
 47.84°N 115.14°W (Elev. 4836 ft)
1:02 am MST Dec 10, 2025
1am MST Dec 10, 2025-6pm MST Dec 16, 2025
 
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Additional Resources

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