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

Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

Grangeville - Idaho County Airport (KGIC)

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

Clear

34°F

1°C

Humidity 86%
Wind Speed SE 5 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 30 Mar 07:35 PM PDT
Extended Forecast for

Grangeville ID

  • Tonight

    Tonight: Partly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of snow between 8am and noon, then a chance of rain after noon. Snow level rising to 5600 feet in the afternoon. Mostly cloudy, with a high near 46. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 46 °F

    Chance Snow
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain. Mostly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain, mainly after noon. High near 53. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: Rain before 3am, then rain and snow. Snow level 6300 feet lowering to 4300 feet after midnight . Low around 34. South wind 5 to 10 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain then
    Rain/Snow

  • Thursday

    Thursday: Rain and snow, becoming all snow after 9am. High near 42. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow
    then Snow

  • Thursday Night

    Thursday Night: Rain and snow likely, mainly before midnight. Snow level 3500 feet. Mostly cloudy, with a low around 32. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    Likely

  • Friday

    Friday: A chance of rain and snow before noon, then a slight chance of rain. Snow level 3300 feet rising to 4600 feet in the afternoon. Partly sunny, with a high near 48.

    High: 48 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 24. Calm wind.
Tuesday
A chance of snow between 8am and noon, then a chance of rain after noon. Snow level rising to 5600 feet in the afternoon. Mostly cloudy, with a high near 46. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 36. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Rain, mainly after noon. High near 53. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain before 3am, then rain and snow. Snow level 6300 feet lowering to 4300 feet after midnight . Low around 34. South wind 5 to 10 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Rain and snow, becoming all snow after 9am. High near 42. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain and snow likely, mainly before midnight. Snow level 3500 feet. Mostly cloudy, with a low around 32. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday
A chance of rain and snow before noon, then a slight chance of rain. Snow level 3300 feet rising to 4600 feet in the afternoon. Partly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Sunny, with a high near 57.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 38.
Monday
A slight chance of rain. Partly sunny, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grangeville ID
 45.95°N 116.12°W (Elev. 3301 ft)
Last Update:
2:01 pm MDT Mar 30, 2026
Forecast Valid:
9pm MDT Mar 30, 2026-6pm MDT Apr 6, 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