National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

46°F

8°C

Humidity 70%
Wind Speed S 12 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 12 Apr 11:35 PM MDT
Extended Forecast for

Corvallis MT

  • Tonight

    Tonight: Rain, mainly after midnight. Low around 38. South wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain

  • Monday

    Monday: Rain, mainly before 3pm. High near 52. South southeast wind 5 to 8 mph becoming west in the afternoon. Chance of precipitation is 80%.

    High: 52 °F

    Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35. West southwest wind 5 to 7 mph becoming calm after midnight.

    Low: 35 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 55. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 55 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 36. South southwest wind 6 to 10 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Rain. High near 51. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and snow before midnight, then a chance of snow. Low around 27. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: A chance of snow. Partly sunny, with a high near 43.

    High: 43 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain, mainly after midnight. Low around 38. South wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain, mainly before 3pm. High near 52. South southeast wind 5 to 8 mph becoming west in the afternoon. Chance of precipitation is 80%.
Monday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35. West southwest wind 5 to 7 mph becoming calm after midnight.
Tuesday
Partly sunny, with a high near 55. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Tuesday Night
A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 36. South southwest wind 6 to 10 mph, with gusts as high as 22 mph.
Wednesday
Rain. High near 51. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain and snow before midnight, then a chance of snow. Low around 27. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow. Partly sunny, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 24.
Friday
Partly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Corvallis MT
 46.31°N 114.1°W (Elev. 3566 ft)
Last Update:
2:01 pm MDT Apr 12, 2026
Forecast Valid:
11pm MDT Apr 12, 2026-6pm MDT Apr 19, 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