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

Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Current conditions at

Grangeville - Idaho County Airport (KGIC)

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

Clear

59°F

15°C

Humidity 54%
Wind Speed N 0 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 20 Apr 10:55 AM PDT
Extended Forecast for

Grangeville ID

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 77. Calm wind becoming southwest around 6 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. Southwest wind around 6 mph becoming light and variable after midnight.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Light and variable wind becoming northwest 6 to 11 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then rain likely after midnight. Mostly cloudy, with a low around 44. North northwest wind 5 to 10 mph becoming light north after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Chance
    T-storms then
    Rain Likely

  • Wednesday

    Wednesday: Rain. High near 48. West southwest wind 5 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 39. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Thursday

    Thursday: Rain likely, mainly before noon. Mostly cloudy, with a high near 49. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain

  • Friday

    Friday: A chance of rain and snow before 9am, then a chance of rain. Snow level 4100 feet rising to 4800 feet in the afternoon. Partly sunny, with a high near 52.

    High: 52 °F

    Chance
    Rain/Snow
    then Chance
    Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 77. Calm wind becoming southwest around 6 mph.
Tonight
Partly cloudy, with a low around 46. Southwest wind around 6 mph becoming light and variable after midnight.
Tuesday
Mostly sunny, with a high near 76. Light and variable wind becoming northwest 6 to 11 mph in the afternoon.
Tuesday Night
A chance of showers and thunderstorms, then rain likely after midnight. Mostly cloudy, with a low around 44. North northwest wind 5 to 10 mph becoming light north after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Rain. High near 48. West southwest wind 5 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 39. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain likely, mainly before noon. Mostly cloudy, with a high near 49. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 35.
Friday
A chance of rain and snow before 9am, then a chance of rain. Snow level 4100 feet rising to 4800 feet in the afternoon. Partly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 34.
Saturday
A slight chance of rain. Snow level 3600 feet rising to 5000 feet in the afternoon. Mostly sunny, with a high near 53.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
A slight chance of rain and snow. Snow level 4300 feet rising to 5500 feet in the afternoon. Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grangeville ID
 45.93°N 116.12°W (Elev. 3389 ft)
Last Update:
2:00 am MDT Apr 20, 2026
Forecast Valid:
12pm MDT Apr 20, 2026-6pm MDT Apr 26, 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