Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Mostly Cloudy

57°F

14°C

Humidity 28%
Wind Speed W 8 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 14 Apr 03:15 PM MDT
Extended Forecast for

12 Miles WNW Darby MT

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

    Tonight: A slight chance of rain and snow before 10pm, then snow. The snow could be heavy at times.  Low around 29. West southwest wind 10 to 16 mph, with gusts as high as 31 mph.  Chance of precipitation is 80%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 29 °F

    Chance
    Rain/Snow
    then Heavy
    Snow

  • Wednesday

    Wednesday: Snow before 3pm, then snow showers, possibly mixed with rain between 3pm and 4pm, then snow after 4pm. The snow could be heavy at times. Some thunder is also possible.  High near 38. West southwest wind 10 to 16 mph, with gusts as high as 33 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 38 °F

    Heavy Snow
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 17. West wind 10 to 16 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 17 °F

    Heavy Snow
    then Snow
    Likely

  • Thursday

    Thursday: Snow.  High near 27. West northwest wind 10 to 17 mph, with gusts as high as 33 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 27 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 18. West wind 9 to 16 mph, with gusts as high as 32 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Snow Likely

  • Friday

    Friday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 33. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 33 °F

    Snow Likely

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight.  Mostly clear, with a low around 18.

    Low: 18 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Saturday Night

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

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of rain and snow before 10pm, then snow. The snow could be heavy at times. Low around 29. West southwest wind 10 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 2 to 4 inches possible.
Wednesday
Snow before 3pm, then snow showers, possibly mixed with rain between 3pm and 4pm, then snow after 4pm. The snow could be heavy at times. Some thunder is also possible. High near 38. West southwest wind 10 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 17. West wind 10 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 27. West northwest wind 10 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 18. West wind 9 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly after noon. Mostly cloudy, with a high near 33. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday Night
A 20 percent chance of snow before midnight. Mostly clear, with a low around 18.
Saturday
Sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 32.
Monday
A chance of rain and snow. Partly sunny, with a high near 52.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Tuesday
Rain and snow likely. Mostly cloudy, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles WNW Darby MT
 46.11°N 114.39°W (Elev. 6086 ft)
2:01 pm MDT Apr 14, 2026
3pm MDT Apr 14, 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