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

54°F

12°C

Humidity 50%
Wind Speed S 17 MPH
Barometer 29.52 in (999.66 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 15 Apr 05:35 PM MDT
Extended Forecast for

15 Miles W Hamilton MT

Winter Weather Advisory April 15, 06:00pm until April 16, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  • This Afternoon

    This Afternoon: Snow showers. The snow could be heavy at times. Some thunder is also possible.  High near 31. West southwest wind around 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. Total daytime snow accumulation of 8 to 12 inches possible.

    High: 31 °F

    Heavy Snow

  • Tonight

    Tonight: Snow, mainly before 5am. The snow could be heavy at times.  Low around 14. West wind 10 to 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 14 °F

    Heavy Snow
    then Snow
    Likely

  • Thursday

    Thursday: Snow, mainly before 3pm, then snow showers after 3pm. The snow could be heavy at times. Some thunder is also possible.  High near 20. Wind chill values as low as zero. West wind 10 to 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 20 °F

    Heavy Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 16. West wind 10 to 17 mph, with gusts as high as 29 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Snow Likely
    then Chance
    Snow

  • Friday

    Friday: Snow.  High near 26. West wind 10 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 26 °F

    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 31. West southwest wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 8 to 12 inches possible.
Tonight
Snow, mainly before 5am. The snow could be heavy at times. Low around 14. West wind 10 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Thursday
Snow, mainly before 3pm, then snow showers after 3pm. The snow could be heavy at times. Some thunder is also possible. High near 20. Wind chill values as low as zero. West wind 10 to 18 mph, with gusts as high as 31 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 16. West wind 10 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow. High near 26. West wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Mostly sunny, with a high near 38.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
A chance of rain. Mostly sunny, with a high near 52.
Tuesday Night
A chance of rain and snow. Snow level 8300 feet lowering to 7400 feet after midnight . Mostly cloudy, with a low around 34.
Wednesday
Snow likely. Snow level 6900 feet. Mostly cloudy, with a high near 42.
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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 pm MDT Apr 15, 2026
5pm 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