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

Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will bring additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Overcast

30°F

-1°C

Humidity 54%
Wind Speed N 0 MPH
Barometer 29.67 in (1004.74 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 18 Feb 08:35 PM MST
Extended Forecast for

Corvallis MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 12. Light and variable wind.

    Low: 12 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of snow between 2pm and 3pm. Mostly sunny, with a high near 33. Light and variable wind. Chance of precipitation is 20%.

    High: 33 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 13. Light and variable wind.

    Low: 13 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 34. Calm wind becoming west 5 to 7 mph in the afternoon. Little or no snow accumulation expected.

    High: 34 °F

    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 13. West wind around 6 mph becoming calm in the evening.

    Low: 13 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 12. Light and variable wind.
Thursday
A slight chance of snow between 2pm and 3pm. Mostly sunny, with a high near 33. Light and variable wind. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 13. Light and variable wind.
Friday
A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 34. Calm wind becoming west 5 to 7 mph in the afternoon. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 13. West wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 17.
Sunday
Partly sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 25.
Monday
A chance of rain after 11am. Partly sunny, with a high near 50.
Monday Night
Rain likely. Mostly cloudy, with a low around 29.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 43.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 26.
Wednesday
A chance of snow. Partly sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Corvallis MT
 46.31°N 114.1°W (Elev. 3566 ft)
Last Update:
1:02 pm MST Feb 18, 2026
Forecast Valid:
8pm MST Feb 18, 2026-6pm MST Feb 25, 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