Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Mostly Cloudy

54°F

12°C

Humidity 66%
Wind Speed SSW 14 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 11 Apr 01:55 AM MDT
Extended Forecast for

15 Miles W Hamilton MT

  • Overnight

    Overnight: A 30 percent chance of showers, mainly before 4am.  Mostly cloudy, with a low around 34. South wind 8 to 16 mph, with gusts as high as 25 mph.

    Low: 34 °F

    Chance
    Showers

  • Saturday

    Saturday: Rain showers before 4pm, then rain and snow showers. Some thunder is also possible.  High near 42. Southwest wind 9 to 14 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 42 °F

    Chance
    Showers then
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow showers, mainly before 11pm.  Snow level 7900 feet lowering to 6700 feet after midnight . Mostly cloudy, then gradually becoming mostly clear, with a low around 29. West wind 7 to 11 mph becoming south after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 29 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: A slight chance of snow showers before noon, then rain and snow showers.  Snow level rising to 7400 feet in the afternoon. High near 40. Southeast wind 6 to 8 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 40 °F

    Slight Chance
    Snow Showers
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow showers, becoming all snow after midnight.  Low around 29. West southwest wind 8 to 10 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 29 °F

    Rain/Snow
    then Snow
    Showers
    Likely

  • Monday

    Monday: Snow showers.  High near 32. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Snow Showers

  • Monday Night

    Monday Night: Snow showers likely, mainly before midnight.  Mostly cloudy, with a low around 26. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Snow Showers
    Likely

  • Tuesday

    Tuesday: Snow showers likely, mainly before noon.  Mostly cloudy, with a high near 32.

    High: 32 °F

    Snow Showers
    Likely

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after midnight.  Mostly cloudy, with a low around 25.

    Low: 25 °F

    Snow Likely

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly before 4am. Mostly cloudy, with a low around 34. South wind 8 to 16 mph, with gusts as high as 25 mph.
Saturday
Rain showers before 4pm, then rain and snow showers. Some thunder is also possible. High near 42. Southwest wind 9 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Saturday Night
A chance of rain and snow showers, mainly before 11pm. Snow level 7900 feet lowering to 6700 feet after midnight . Mostly cloudy, then gradually becoming mostly clear, with a low around 29. West wind 7 to 11 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday
A slight chance of snow showers before noon, then rain and snow showers. Snow level rising to 7400 feet in the afternoon. High near 40. Southeast wind 6 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday Night
Rain and snow showers, becoming all snow after midnight. Low around 29. West southwest wind 8 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Monday
Snow showers. High near 32. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Monday Night
Snow showers likely, mainly before midnight. Mostly cloudy, with a low around 26. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday
Snow showers likely, mainly before noon. Mostly cloudy, with a high near 32.
Tuesday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 25.
Wednesday
Snow. Cloudy, with a high near 29.
Wednesday Night
Snow. Mostly cloudy, with a low around 16.
Thursday
Snow. Cloudy, with a high near 24.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 15.
Friday
A chance of snow. Partly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles W Hamilton MT
 46.25°N 114.46°W (Elev. 6716 ft)
2:01 am MDT Apr 11, 2026
2am MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database