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 >

Hazardous Weather Conditions

Current conditions at

RONAN (RONM8)

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

NA

40°F

4°C

Humidity 90%
Wind Speed E 2 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 07 Dec 11:31 AM MST
Extended Forecast for

3 Miles SE Polson MT

Wind Advisory December 8, 11:00pm until December 9, 08:00am
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: A chance of rain and snow before 1pm, then rain. High near 40. South wind around 9 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow

  • Tonight

    Tonight: Rain. Low around 33. South wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Rain

  • Monday

    Monday: Rain. High near 42. South southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 36. South wind 10 to 16 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain

  • Tuesday

    Tuesday: Rain before 8am, then rain, possibly mixed with snow between 8am and 2pm, then rain likely after 2pm. High near 44. West southwest wind 14 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain likely before 8pm, then rain, possibly mixed with snow between 8pm and 5am, then rain after 5am. Low around 32. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain before 8am, then rain, possibly mixed with snow. High near 43. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow likely. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 36.

    High: 36 °F

    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
A chance of rain and snow before 1pm, then rain. High near 40. South wind around 9 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tonight
Rain. Low around 33. South wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain. High near 42. South southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain. Low around 36. South wind 10 to 16 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain before 8am, then rain, possibly mixed with snow between 8am and 2pm, then rain likely after 2pm. High near 44. West southwest wind 14 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain likely before 8pm, then rain, possibly mixed with snow between 8pm and 5am, then rain after 5am. Low around 32. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday
Rain before 8am, then rain, possibly mixed with snow. High near 43. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow likely. Mostly cloudy, with a low around 28.
Thursday
Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 36.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 26.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 38.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 28.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Polson MT
 47.67°N 114.13°W (Elev. 3261 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