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

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Current conditions at

Grangeville - Idaho County Airport (KGIC)

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

Mostly Cloudy

48°F

9°C

Humidity 81%
Wind Speed E 3 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 22 Apr 12:15 AM PDT
Extended Forecast for

Grangeville ID

  • Overnight

    Overnight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Low around 41. Light and variable wind becoming southeast around 6 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Showers

  • Wednesday

    Wednesday: Rain. High near 46. Southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain before 4am, then a chance of rain and snow. Snow level 5600 feet lowering to 4000 feet after midnight . Low around 36. Southwest wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain then
    Chance
    Rain/Snow

  • Thursday

    Thursday: Rain and snow before noon, then rain showers. Some thunder is also possible. Snow level 3400 feet rising to 4000 feet in the afternoon. High near 46. West wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow
    then Showers

  • Thursday Night

    Thursday Night: Rain likely before 3am, then a chance of snow. Some thunder is also possible. Snow level 4100 feet lowering to 3300 feet after midnight . Mostly cloudy, with a low around 32. West northwest wind 5 to 13 mph becoming south southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Showers
    Likely then
    Chance
    Rain/Snow

  • Friday

    Friday: Snow likely before noon, then rain and snow likely. Mostly cloudy, with a high near 46. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 46 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Friday Night

    Friday Night: A slight chance of rain and snow before midnight. Snow level 3800 feet lowering to 3300 feet after midnight . Partly cloudy, with a low around 28. Chance of precipitation is 20%.

    Low: 28 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Saturday

    Saturday: A chance of rain and snow between noon and 3pm, then a chance of rain after 3pm. Snow level rising to 4300 feet in the afternoon. Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 4am. Low around 41. Light and variable wind becoming southeast around 6 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Rain. High near 46. Southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain before 4am, then a chance of rain and snow. Snow level 5600 feet lowering to 4000 feet after midnight . Low around 36. Southwest wind 10 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday
Rain and snow before noon, then rain showers. Some thunder is also possible. Snow level 3400 feet rising to 4000 feet in the afternoon. High near 46. West wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Rain likely before 3am, then a chance of snow. Some thunder is also possible. Snow level 4100 feet lowering to 3300 feet after midnight . Mostly cloudy, with a low around 32. West northwest wind 5 to 13 mph becoming south southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
Snow likely before noon, then rain and snow likely. Mostly cloudy, with a high near 46. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A slight chance of rain and snow before midnight. Snow level 3800 feet lowering to 3300 feet after midnight . Partly cloudy, with a low around 28. Chance of precipitation is 20%.
Saturday
A chance of rain and snow between noon and 3pm, then a chance of rain after 3pm. Snow level rising to 4300 feet in the afternoon. Mostly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
A slight chance of snow before 9am, then a slight chance of rain and snow between 9am and noon, then a chance of rain after noon. Snow level rising to 4600 feet in the afternoon. Mostly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
A chance of rain. Snow level 4100 feet rising to 5300 feet in the afternoon. Mostly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 59.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grangeville ID
 45.95°N 116.12°W (Elev. 3301 ft)
Last Update:
12:22 am MDT Apr 22, 2026
Forecast Valid:
1am MDT Apr 22, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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