Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Mist

34°F

1°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 32°F (0°C)
Visibility 6.00 mi
Last update 12 Apr 06:55 AM MDT
Extended Forecast for

13 Miles ENE Darby MT

  • Today

    Today: Rain and snow showers likely before 3pm, then rain showers between 3pm and 4pm, then rain and snow showers after 4pm. Some thunder is also possible.  High near 44. Calm wind becoming south around 6 mph in the afternoon.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 44 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tonight

    Tonight: Snow showers, possibly mixed with rain, becoming all snow after 9pm. Some thunder is also possible.  Low around 31. South southwest wind around 6 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Rain/Snow
    then Snow
    Showers
    Likely

  • Monday

    Monday: Snow showers.  High near 35. South southwest wind 6 to 8 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 35 °F

    Snow Showers

  • Monday Night

    Monday Night: A 30 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 30. West wind 3 to 8 mph. Winds could gust as high as 23 mph.  New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 39. Light southwest wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 31 mph.

    High: 39 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow showers, mainly after midnight.  Mostly cloudy, with a low around 31. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Slight Chance
    Snow Showers
    then Chance
    Snow Showers

  • Wednesday

    Wednesday: Snow showers. Some thunder is also possible.  High near 34. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 34 °F

    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow.  Mostly cloudy, with a low around 20.

    Low: 20 °F

    Snow

  • Thursday

    Thursday: Snow.  Mostly cloudy, with a high near 26.

    High: 26 °F

    Snow

Detailed Forecast

Today
Rain and snow showers likely before 3pm, then rain showers between 3pm and 4pm, then rain and snow showers after 4pm. Some thunder is also possible. High near 44. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tonight
Snow showers, possibly mixed with rain, becoming all snow after 9pm. Some thunder is also possible. Low around 31. South southwest wind around 6 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Monday
Snow showers. High near 35. South southwest wind 6 to 8 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Monday Night
A 30 percent chance of snow showers before midnight. Mostly cloudy, with a low around 30. West wind 3 to 8 mph. Winds could gust as high as 23 mph. New snow accumulation of less than a half inch possible.
Tuesday
Mostly cloudy, with a high near 39. Light southwest wind becoming west southwest 6 to 11 mph in the morning. Winds could gust as high as 31 mph.
Tuesday Night
A 50 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 31. New snow accumulation of less than one inch possible.
Wednesday
Snow showers. Some thunder is also possible. High near 34. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow. Mostly cloudy, with a low around 20.
Thursday
Snow. Mostly cloudy, with a high near 26.
Thursday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 18.
Friday
A chance of snow. Partly sunny, with a high near 31.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ENE Darby MT
 46.09°N 113.93°W (Elev. 6959 ft)
2:01 am MDT Apr 12, 2026
7am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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