Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Grangeville - Idaho County Airport (KGIC)

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

Overcast

37°F

3°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 37°F (3°C)
Visibility 3.00 mi
Last update 01 Apr 02:35 AM PDT
Extended Forecast for

Grangeville ID

  • Overnight

    Overnight: A 30 percent chance of rain, mainly after 5am.  Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain before 3pm, then showers and possibly a thunderstorm, mainly after 3pm.  High near 53. Light south southeast wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 53 °F

    Chance Rain
    then Showers

  • Wednesday Night

    Wednesday Night: Rain before 1am, then rain and snow.  Snow level 6100 feet lowering to 3900 feet after midnight . Low around 34. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain then
    Rain/Snow

  • Thursday

    Thursday: Snow.  High near 42. Southwest wind 7 to 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 42 °F

    Snow

  • Thursday Night

    Thursday Night: Rain and snow likely, becoming all snow after 9pm.  Cloudy, with a low around 32. West wind 6 to 14 mph becoming south southwest after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Friday

    Friday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of rain, mainly after 5am. Mostly cloudy, with a low around 36. Calm wind.
Wednesday
Rain before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 53. Light south southeast wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain before 1am, then rain and snow. Snow level 6100 feet lowering to 3900 feet after midnight . Low around 34. West southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Snow. High near 42. Southwest wind 7 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Rain and snow likely, becoming all snow after 9pm. Cloudy, with a low around 32. West wind 6 to 14 mph becoming south southwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
Mostly sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
A slight chance of rain. Partly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Grangeville ID
 45.93°N 116.12°W (Elev. 3389 ft)
2:01 am MDT Apr 1, 2026
4am MDT Apr 1, 2026-6pm MDT Apr 7, 2026
 
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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