Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

RONAN (RONM8)

Lat: 47.53639°NLon: 114.09889°WElev: 3068.0ft.

NA

40°F

4°C

Humidity 82%
Wind Speed S 3 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 08 Dec 06:31 AM MST
Extended Forecast for

12 Miles E Polson MT

Wind Advisory December 8, 11:00pm until December 9, 11:00am
Click here for hazard details and duration
Wind Advisory
  • Today

    Today: Snow, mainly after 1pm. The snow could be heavy at times.  High near 33. Breezy, with a west southwest wind 21 to 28 mph, with gusts as high as 41 mph.  Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 inches possible.

    High: 33 °F

    Snow Likely
    and Breezy
    then Heavy
    Snow

  • Tonight

    Tonight: Rain, possibly mixed with snow, becoming all snow after 4am. The snow could be heavy at times.  Snow level rising to 6900 feet after midnight. Low around 29. Windy, with a south southwest wind 28 to 36 mph, with gusts as high as 60 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 29 °F

    Rain/Snow and
    Windy

  • Tuesday

    Tuesday: Snow, mainly before 11am. The snow could be heavy at times.  Temperature falling to around 26 by 5pm. Windy, with a west southwest wind 32 to 37 mph decreasing to 24 to 29 mph in the afternoon. Winds could gust as high as 60 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 33 °F

    Heavy Snow
    and Windy
    then Chance
    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times.  Low around 26. South southwest wind 11 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 26 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times.  High near 34. West southwest wind 17 to 20 mph, with gusts as high as 34 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 34 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: Snow before 8pm, then snow showers between 8pm and 2am, then snow after 2am. Some thunder is also possible.  Low around 30. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 30 °F

    Snow

  • Thursday

    Thursday: Snow.  High near 32. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 32 °F

    Snow

  • Thursday Night

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

    Low: 27 °F

    Snow

  • Friday

    Friday: Snow likely.  Mostly cloudy, with a high near 32.

    High: 32 °F

    Snow Likely

Detailed Forecast

Today
Snow, mainly after 1pm. The snow could be heavy at times. High near 33. Breezy, with a west southwest wind 21 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
Rain, possibly mixed with snow, becoming all snow after 4am. The snow could be heavy at times. Snow level rising to 6900 feet after midnight. Low around 29. Windy, with a south southwest wind 28 to 36 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Tuesday
Snow, mainly before 11am. The snow could be heavy at times. Temperature falling to around 26 by 5pm. Windy, with a west southwest wind 32 to 37 mph decreasing to 24 to 29 mph in the afternoon. Winds could gust as high as 60 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 26. South southwest wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Wednesday
Snow. The snow could be heavy at times. High near 34. West southwest wind 17 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday Night
Snow before 8pm, then snow showers between 8pm and 2am, then snow after 2am. Some thunder is also possible. Low around 30. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Thursday
Snow. High near 32. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Thursday Night
Snow. Mostly cloudy, with a low around 27.
Friday
Snow likely. Mostly cloudy, with a high near 32.
Friday Night
A chance of snow. Mostly cloudy, with a low around 26.
Saturday
A chance of snow. Partly sunny, with a high near 30.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 26.
Sunday
Snow likely. Mostly cloudy, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles E Polson MT
 47.66°N 113.91°W (Elev. 6490 ft)
1:02 am MST Dec 8, 2025
6am MST Dec 8, 2025-6pm MST Dec 14, 2025
 
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Additional Resources

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