Severe Weather and Heavy Rainfall from the High Plains to the Ohio Valley; Heat Continuing in the Central Plains and Southeast

A stationary front will be the focus for daily showers and thunderstorms capable of widely scattered flash flooding and severe weather from the High Plains to the Ohio Valley. Monsoonal thunderstorms could cause local flash flooding across the Southwest and the Great Basin. Dangerous heat continues across the Central Plains and Southeast. Many areas will see their hottest temperatures of the year. Read More >

Hazardous Weather Conditions

Current conditions at

Grangeville - Idaho County Airport (KGIC)

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

Clear

54°F

12°C

Humidity 58%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 12 Aug 06:15 AM PDT
Extended Forecast for

Grangeville ID

  • Today

    Today: Patchy smoke after 4pm. Sunny, with a high near 83. Calm wind becoming north 5 to 8 mph in the afternoon.

    High: 83 °F

    Sunny then
    Patchy Smoke

  • Tonight

    Tonight: Patchy smoke. Mostly clear, with a low around 53. North wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 53 °F

    Patchy Smoke

  • Thursday

    Thursday: Patchy smoke. Sunny, with a high near 80. Calm wind becoming north northeast 5 to 7 mph in the morning.

    High: 80 °F

    Patchy Smoke

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms, then a chance of rain after 9pm.  Patchy smoke before 1am. Mostly cloudy, with a low around 52. North wind 5 to 8 mph becoming calm  after midnight.  Chance of precipitation is 40%.

    Low: 52 °F

    Slight Chance
    T-storms then
    Chance Rain

  • Friday

    Friday: A chance of rain before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 80. Light and variable wind.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance Rain
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Partly cloudy, with a low around 51. Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy smoke after 4pm. Sunny, with a high near 83. Calm wind becoming north 5 to 8 mph in the afternoon.
Tonight
Patchy smoke. Mostly clear, with a low around 53. North wind 5 to 10 mph becoming light and variable after midnight.
Thursday
Patchy smoke. Sunny, with a high near 80. Calm wind becoming north northeast 5 to 7 mph in the morning.
Thursday Night
A slight chance of showers and thunderstorms, then a chance of rain after 9pm. Patchy smoke before 1am. Mostly cloudy, with a low around 52. North wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 40%.
Friday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. Light and variable wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Partly cloudy, with a low around 51. Chance of precipitation is 40%.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Monday Night
A slight chance of rain and thunderstorms. Mostly cloudy, with a low around 54.
Tuesday
A slight chance of rain. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Grangeville ID
 45.95°N 116.12°W (Elev. 3301 ft)
2:12 am MDT Aug 12, 2026
7am MDT Aug 12, 2026-6pm MDT Aug 18, 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