Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Grangeville - Idaho County Airport (KGIC)

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

Mostly Cloudy

30°F

-1°C

Humidity 68%
Wind Speed WNW 11 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 27 Dec 11:55 AM PST
Extended Forecast for

Grangeville ID

  • This Afternoon

    This Afternoon: A 40 percent chance of snow, mainly before 2pm.  Patchy blowing snow before 2pm. Partly sunny, with a high near 30. West northwest wind 13 to 17 mph, with gusts as high as 24 mph.  Total daytime snow accumulation of around an inch possible.

    High: 30 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: Partly cloudy, with a low around 16. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 16 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 30. Calm wind.

    High: 30 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19. Calm wind.

    Low: 19 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 36. Calm wind.

    High: 36 °F

    Mostly Sunny

  • Monday Night

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

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of snow, mainly before 2pm. Patchy blowing snow before 2pm. Partly sunny, with a high near 30. West northwest wind 13 to 17 mph, with gusts as high as 24 mph. Total daytime snow accumulation of around an inch possible.
Tonight
Partly cloudy, with a low around 16. West northwest wind around 6 mph becoming calm in the evening.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 30. Calm wind.
Sunday Night
Partly cloudy, with a low around 19. Calm wind.
Monday
Mostly sunny, with a high near 36. Calm wind.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 39.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Mostly sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 29.
New Year's Day
Mostly cloudy, with a high near 43.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 32.
Friday
Rain and snow likely. Snow level 4300 feet. Mostly cloudy, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
Grangeville ID
 45.95°N 116.12°W (Elev. 3301 ft)
1:02 pm MST Dec 27, 2025
1pm MST Dec 27, 2025-6pm MST Jan 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database