Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Partly Cloudy

52°F

11°C

Humidity 57%
Wind Speed S 19 MPH
Barometer 29.58 in (1001.69 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 15 Apr 03:35 PM MDT
Extended Forecast for

8 Miles SW Hamilton MT

Winter Weather Advisory until April 16, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until April 16, 09:00am

    NOW until 9:00am Thu

    Winter Weather Advisory

  • This Afternoon

    High: 30 °F

    Heavy Snow
    and Windy

  • Tonight

    Tonight: Snow, mainly before 8pm. The snow could be heavy at times.  Low around 14. Wind chill values as low as -3. Windy, with a west wind 28 to 33 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 41 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 14 °F

    Heavy Snow
    and Windy
    then Chance
    Snow

  • Thursday

    Thursday: Snow.  High near 20. Wind chill values as low as -3. Windy, with a west wind 18 to 23 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 39 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 20 °F

    Snow and
    Windy

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 17. Wind chill values as low as -1. Windy, with a west wind 25 to 30 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 38 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F

    Snow Likely
    and Windy

  • Friday

    Friday: Snow likely, mainly after noon.  Partly sunny, with a high near 26. Blustery, with a west wind 16 to 24 mph, with gusts as high as 32 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 26 °F

    Snow Likely
    and Blustery

  • Friday Night

    Friday Night: Mostly clear, with a low around 16. Blustery.

    Low: 16 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 37.

    High: 37 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 30. Windy, with a southwest wind 26 to 31 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
Snow, mainly before 8pm. The snow could be heavy at times. Low around 14. Wind chill values as low as -3. Windy, with a west wind 28 to 33 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow. High near 20. Wind chill values as low as -3. Windy, with a west wind 18 to 23 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 17. Wind chill values as low as -1. Windy, with a west wind 25 to 30 mph decreasing to 16 to 21 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow likely, mainly after noon. Partly sunny, with a high near 26. Blustery, with a west wind 16 to 24 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday Night
Mostly clear, with a low around 16. Blustery.
Saturday
Sunny, with a high near 37.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 51.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 35.
Wednesday
A chance of snow. Partly sunny, with a high near 40. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SW Hamilton MT
 46.16°N 114.28°W (Elev. 8304 ft)
2:01 pm MDT Apr 15, 2026
3pm MDT Apr 15, 2026-6pm MDT Apr 22, 2026
 
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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