Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Current conditions at

Ravalli County Airport (KHRF)

Lat: 46.25463°NLon: 114.1246°WElev: 3644.0ft.

Rain

36°F

2°C

Humidity 93%
Wind Speed N 6 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 34°F (1°C)
Visibility 7.00 mi
Wind Chill31°F (-1°C)
Last update 13 Mar 07:55 PM MDT
Extended Forecast for

15 Miles W Hamilton MT

Flood Watch until March 14, 06:00pm
Winter Storm Warning March 13, 08:20pm until March 14, 12:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch until March 14, 06:00pm
    Winter Storm Warning March 13, 08:20pm until March 14, 12:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 30 °F

    Heavy Snow

  • Saturday

    Saturday: Snow. The snow could be heavy at times.  Temperature falling to around 15 by 4pm. Wind chill values as low as -4. Breezy, with a west wind 18 to 28 mph, with gusts as high as 48 mph.  Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    High: 29 °F

    Heavy Snow
    and Breezy

  • Saturday Night

    Saturday Night: Snow, mainly before midnight.  Low around 7. Wind chill values as low as -8. Blustery, with a west wind 19 to 24 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 43 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 7 °F

    Snow and
    Blustery then
    Chance Snow

  • Sunday

    Sunday: A 30 percent chance of snow, mainly after noon.  Partly sunny, with a high near 22. Wind chill values as low as -7. West southwest wind 10 to 13 mph, with gusts as high as 22 mph.  New snow accumulation of less than a half inch possible.

    High: 22 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly after midnight.  Cloudy, with a low around 20. Southwest wind 10 to 14 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 20 °F

    Snow Likely

  • Monday

    Monday: Snow before noon, then rain and snow.  High near 34. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 34 °F

    Snow then
    Rain/Snow

  • Monday Night

    Monday Night: Rain and snow likely, becoming all snow after 3am.  Snow level 8000 feet lowering to 7000 feet after midnight . Mostly cloudy, with a low around 32. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    Likely

  • Tuesday

    Tuesday: A chance of rain and snow before 3pm, then a chance of rain.  Snow level rising to 7700 feet in the afternoon. Partly sunny, with a high near 39.

    High: 39 °F

    Chance
    Rain/Snow

Detailed Forecast

Tonight
Snow. The snow could be heavy at times. Steady temperature around 30. West southwest wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 13 to 19 inches possible.
Saturday
Snow. The snow could be heavy at times. Temperature falling to around 15 by 4pm. Wind chill values as low as -4. Breezy, with a west wind 18 to 28 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Saturday Night
Snow, mainly before midnight. Low around 7. Wind chill values as low as -8. Blustery, with a west wind 19 to 24 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 22. Wind chill values as low as -7. West southwest wind 10 to 13 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Sunday Night
Snow likely, mainly after midnight. Cloudy, with a low around 20. Southwest wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Monday
Snow before noon, then rain and snow. High near 34. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Monday Night
Rain and snow likely, becoming all snow after 3am. Snow level 8000 feet lowering to 7000 feet after midnight . Mostly cloudy, with a low around 32. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday
A chance of rain and snow before 3pm, then a chance of rain. Snow level rising to 7700 feet in the afternoon. Partly sunny, with a high near 39.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 34.
Wednesday
A chance of rain. Snow level 7600 feet rising to 8300 feet in the afternoon. Partly sunny, with a high near 43.
Wednesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 33.
Thursday
A chance of rain and snow. Partly sunny, with a high near 45.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 35.
Friday
A chance of rain. Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles W Hamilton MT
 46.25°N 114.46°W (Elev. 6716 ft)
2:00 pm MDT Mar 13, 2026
8pm MDT Mar 13, 2026-6pm MDT Mar 20, 2026
 
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Additional Resources

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