Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Grangeville - Idaho County Airport (KGIC)

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

Mostly Cloudy

55°F

13°C

Humidity 62%
Wind Speed ENE 4 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 19 May 05:55 PM PDT
Extended Forecast for

3 Miles ESE Grangeville ID

  • Tonight

    Tonight: A 20 percent chance of rain before 10pm.  Mostly cloudy, with a low around 42. North wind around 5 mph becoming calm  in the evening.

    Low: 42 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 62. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 62 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain after 11pm.  Mostly cloudy, with a low around 41. North northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 41 °F

    Chance Rain

  • Thursday

    Thursday: Sunny, with a high near 65. Calm wind becoming north around 6 mph in the afternoon.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. North wind 5 to 7 mph becoming calm  in the evening.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 42. North wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 62. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Wednesday Night
A 50 percent chance of rain after 11pm. Mostly cloudy, with a low around 41. North northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 65. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 43. North wind 5 to 7 mph becoming calm in the evening.
Friday
Sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Sunny, with a high near 76.
Sunday Night
Partly cloudy, with a low around 48.
Memorial Day
A slight chance of rain. Mostly sunny, with a high near 68.
Monday Night
A chance of rain. Mostly cloudy, with a low around 42.
Tuesday
A chance of rain. Mostly sunny, with a high near 57.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Grangeville ID
 45.91°N 116.08°W (Elev. 3497 ft)
2:01 pm MDT May 19, 2026
7pm MDT May 19, 2026-6pm MDT May 26, 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