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

Prolonged dangerous winter storm conditions in the high country of western Montana and north-central Idaho later this week with localized damaging winds

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Current conditions at

Grangeville - Idaho County Airport (KGIC)

Lat: 45.94111°NLon: 116.13257°WElev: 3287.0ft.

Partly Cloudy

30°F

-1°C

Humidity 58%
Wind Speed WSW 4 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 10 Mar 02:15 AM PDT
Extended Forecast for

Grangeville ID

  • Overnight

    Overnight: A 50 percent chance of snow, mainly after 4am. Mostly cloudy, with a low around 25. Southwest wind around 6 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow likely, mainly before 3pm. Partly sunny, with a high near 36. West wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 36 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: Snow likely, mainly between 11pm and 5am. Mostly cloudy, with a low around 26. West wind 6 to 14 mph becoming south southwest in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday

    Wednesday: Snow before 3pm, then rain and snow. High near 43. South southwest wind 8 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Snow Likely
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain. Low around 39. South southwest wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain

  • Thursday

    Thursday: Rain. High near 46. Breezy. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Rain before midnight, then rain and snow between midnight and 3am, then rain after 3am. Low around 41. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 41 °F

    Rain then
    Rain/Snow

  • Friday

    Friday: Rain. Cloudy, with a high near 47.

    High: 47 °F

    Rain

  • Friday Night

    Friday Night: Rain. Cloudy, with a low around 37.

    Low: 37 °F

    Rain

Detailed Forecast

Overnight
A 50 percent chance of snow, mainly after 4am. Mostly cloudy, with a low around 25. Southwest wind around 6 mph. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Snow likely, mainly before 3pm. Partly sunny, with a high near 36. West wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow likely, mainly between 11pm and 5am. Mostly cloudy, with a low around 26. West wind 6 to 14 mph becoming south southwest in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Snow before 3pm, then rain and snow. High near 43. South southwest wind 8 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain. Low around 39. South southwest wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 46. Breezy. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain before midnight, then rain and snow between midnight and 3am, then rain after 3am. Low around 41. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday
Rain. Cloudy, with a high near 47.
Friday Night
Rain. Cloudy, with a low around 37.
Saturday
Rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 42. Breezy.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 29. Blustery.
Sunday
A chance of snow. Mostly cloudy, with a high near 43.
Sunday Night
A chance of rain and snow. Snow level rising to 4100 feet after midnight. Mostly cloudy, with a low around 37.
Monday
Rain likely. Mostly cloudy, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grangeville ID
 45.95°N 116.12°W (Elev. 3301 ft)
Last Update:
2:01 am MDT Mar 10, 2026
Forecast Valid:
3am MDT Mar 10, 2026-6pm MDT Mar 16, 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