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

50°F

10°C

Humidity 61%
Wind Speed SSW 11 MPH
Barometer 29.64 in (1003.73 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 15 Apr 12:35 PM MDT
Extended Forecast for

10 Miles WSW Hamilton MT

Winter Weather Advisory April 15, 03:00pm until April 16, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  • This Afternoon

    This Afternoon: Snow before 3pm, then snow showers after 3pm. Some thunder is also possible.  High near 39. Southwest wind around 16 mph, with gusts as high as 34 mph.  Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 39 °F

    Snow

  • Tonight

    Tonight: Snow, mainly before 8pm. The snow could be heavy at times.  Low around 18. West wind 8 to 17 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 18 °F

    Heavy Snow
    then Chance
    Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times.  High near 28. West wind 9 to 16 mph, with gusts as high as 33 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 28 °F

    Heavy Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 20. West wind 8 to 15 mph, with gusts as high as 32 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 20 °F

    Snow Likely

  • Friday

    Friday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 33. West wind 8 to 14 mph, with gusts as high as 29 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 33 °F

    Snow Likely

  • Friday Night

    Friday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Snow before 3pm, then snow showers after 3pm. Some thunder is also possible. High near 39. Southwest wind around 16 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly before 8pm. The snow could be heavy at times. Low around 18. West wind 8 to 17 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. The snow could be heavy at times. High near 28. West wind 9 to 16 mph, with gusts as high as 33 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 20. West wind 8 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow likely, mainly after noon. Mostly cloudy, with a high near 33. West wind 8 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday Night
Mostly clear, with a low around 17.
Saturday
Sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
A chance of rain. Mostly sunny, with a high near 60.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WSW Hamilton MT
 46.22°N 114.36°W (Elev. 5715 ft)
12:22 pm MDT Apr 15, 2026
12pm MDT Apr 15, 2026-6pm MDT Apr 21, 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