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

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Grangeville - Idaho County Airport (KGIC)

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

Overcast

45°F

7°C

Humidity 65%
Wind Speed SW 13 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 12 Apr 07:55 PM PDT
Extended Forecast for

Grangeville ID

  • Tonight

    Tonight: Rain. Low around 39. Southwest wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Monday

    Monday: Rain, mainly before 3pm. High near 48. Southwest wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Rain

  • Monday Night

    Monday Night: A 50 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 35. West southwest wind 5 to 9 mph becoming calm after midnight.

    Low: 35 °F

    Chance Rain
    then Slight
    Chance Rain

  • Tuesday

    Tuesday: A 20 percent chance of rain before noon. Snow level 3900 feet rising to 5400 feet in the afternoon. Partly sunny, with a high near 53. Light southwest wind becoming west southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 53 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain, mainly after midnight. Low around 38. Southwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Chance Rain
    then Rain

  • Wednesday

    Wednesday: Rain before 9am, then rain and snow. Snow level 4700 feet lowering to 3900 feet in the afternoon . High near 45. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 9pm. Low around 28. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 28 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: Snow. Cloudy, with a high near 39.

    High: 39 °F

    Snow

  • Thursday Night

    Thursday Night: A chance of snow, mainly before midnight. Mostly cloudy, with a low around 26.

    Low: 26 °F

    Chance Snow

Detailed Forecast

Tonight
Rain. Low around 39. Southwest wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain, mainly before 3pm. High near 48. Southwest wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
A 50 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 35. West southwest wind 5 to 9 mph becoming calm after midnight.
Tuesday
A 20 percent chance of rain before noon. Snow level 3900 feet rising to 5400 feet in the afternoon. Partly sunny, with a high near 53. Light southwest wind becoming west southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Rain, mainly after midnight. Low around 38. Southwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain before 9am, then rain and snow. Snow level 4700 feet lowering to 3900 feet in the afternoon . High near 45. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow, becoming all snow after 9pm. Low around 28. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Thursday
Snow. Cloudy, with a high near 39.
Thursday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 26.
Friday
A chance of snow before 3pm, then a chance of rain. Partly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 28.
Saturday
Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
A chance of rain. Partly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grangeville ID
 45.95°N 116.12°W (Elev. 3301 ft)
Last Update:
2:01 pm MDT Apr 12, 2026
Forecast Valid:
9pm MDT Apr 12, 2026-6pm MDT Apr 19, 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