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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 >

Hazardous Weather Conditions

Current conditions at

Ravalli County Airport (KHRF)

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

Rain

43°F

6°C

Humidity 81%
Wind Speed NNE 8 MPH
Barometer 29.81 in (1009.48 mb)
Dewpoint 37°F (3°C)
Visibility 9.00 mi
Wind Chill38°F (3°C)
Last update 15 Apr 01:55 AM MDT
Extended Forecast for

14 Miles ENE Darby MT

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

  • Overnight

    Overnight: Snow showers likely, mainly after 5am. Cloudy, with a low around 29. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.

    Low: 29 °F

    Snow Showers
    Likely

  • Wednesday

    Wednesday: Snow showers. Some thunder is also possible. High near 37. Southwest wind 9 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 37 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers, mainly before 11pm. The snow could be heavy at times. Low around 16. West wind 6 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 16 °F

    Heavy Snow
    then Chance
    Snow Showers

  • Thursday

    Thursday: Snow showers. Some thunder is also possible. High near 24. West wind 7 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 24 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 18. West southwest wind 6 to 14 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow
    Showers

  • Friday

    Friday: A 50 percent chance of snow showers. Partly sunny, with a high near 29. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Overnight
Snow showers likely, mainly after 5am. Cloudy, with a low around 29. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than one inch possible.
Wednesday
Snow showers. Some thunder is also possible. High near 37. Southwest wind 9 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow showers, mainly before 11pm. The snow could be heavy at times. Low around 16. West wind 6 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow showers. Some thunder is also possible. High near 24. West wind 7 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
A 40 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 18. West southwest wind 6 to 14 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow showers. Partly sunny, with a high near 29. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 18.
Saturday
Sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Mostly cloudy, with a low around 31.
Monday
A slight chance of rain and snow. Mostly sunny, with a high near 52.
Monday Night
A slight chance of rain and snow. Partly cloudy, with a low around 35.
Tuesday
A chance of rain and snow. Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles ENE Darby MT
 46.09°N 113.9°W (Elev. 7303 ft)
Last Update:
2:01 am MDT Apr 15, 2026
Forecast Valid:
2am MDT Apr 15, 2026-6pm MDT Apr 21, 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