National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

52°F

11°C

Humidity 66%
Wind Speed NNE 6 MPH
Barometer 29.64 in (1003.73 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 12 Apr 03:15 PM MDT
Extended Forecast for

10 Miles WSW Hamilton MT

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. High near 47. Northeast wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 47 °F

    Showers

  • Tonight

    Tonight: Rain and snow, becoming all snow after 1am. Some thunder is also possible. Low around 31. West southwest wind 6 to 9 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 31 °F

    Rain/Snow

  • Monday

    Monday: Snow before noon, then rain and snow. High near 38. West wind 9 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    High: 38 °F

    Snow then
    Rain/Snow

  • Monday Night

    Monday Night: Rain and snow likely before 3am, then a chance of snow. Mostly cloudy, with a low around 29. West wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of snow before 3pm, then a slight chance of rain and snow. Partly sunny, with a high near 41. West southwest wind 7 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain and snow before midnight, then snow likely. Mostly cloudy, with a low around 30. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 30 °F

    Chance
    Rain/Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow. High near 38. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 38 °F

    Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 9pm. The snow could be heavy at times. Cloudy, with a low around 20.

    Low: 20 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: Snow. Cloudy, with a high near 29. Blustery.

    High: 29 °F

    Snow and
    Blustery

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 47. Northeast wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and snow, becoming all snow after 1am. Some thunder is also possible. Low around 31. West southwest wind 6 to 9 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Monday
Snow before noon, then rain and snow. High near 38. West wind 9 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Monday Night
Rain and snow likely before 3am, then a chance of snow. Mostly cloudy, with a low around 29. West wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of snow before 3pm, then a slight chance of rain and snow. Partly sunny, with a high near 41. West southwest wind 7 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of rain and snow before midnight, then snow likely. Mostly cloudy, with a low around 30. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Wednesday
Snow. High near 38. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Rain and snow, becoming all snow after 9pm. The snow could be heavy at times. Cloudy, with a low around 20.
Thursday
Snow. Cloudy, with a high near 29. Blustery.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 18.
Friday
A chance of snow. Partly sunny, with a high near 35.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 20.
Saturday
Sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
A slight chance of rain and snow. Mostly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WSW Hamilton MT
 46.22°N 114.36°W (Elev. 5715 ft)
Last Update:
2:01 pm MDT Apr 12, 2026
Forecast Valid:
3pm MDT Apr 12, 2026-6pm MDT Apr 19, 2026
 
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