Coastal and Marine Impacts from Imelda and Humberto as Both Track Away from the Southeast U.S.

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine and rip current conditions to the east coast of Florida and Georgia today, spreading north along much of the east coast of the U.S. this week. Heavy rainfall north and west of Imelda falling across coastal Florida and Georgia into the Carolinas could cause isolated flash and urban flooding through Tuesday. Read More >

Current conditions at

Grangeville - Idaho County Airport (KGIC)

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

Clear

70°F

21°C

Humidity 43%
Wind Speed ESE 8 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 29 Sep 04:35 PM PDT
Extended Forecast for

Grangeville ID

  • Tonight

    Tonight: Showers and thunderstorms before 3am, then a chance of rain, mainly after 5am.  Patchy smoke between 7pm and 11pm. Low around 50. South southwest wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers
    Likely then
    Showers

  • Tuesday

    Tuesday: A chance of rain before noon, then a chance of showers and thunderstorms, mainly between noon and 4pm.  Partly sunny, with a high near 67. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.  Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly after midnight.  Mostly cloudy, with a low around 48. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 48 °F

    Chance Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain.  Mostly cloudy, with a high near 65. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 65 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 3am, then rain likely after 3am.  Mostly cloudy, with a low around 44. West southwest wind 5 to 8 mph becoming calm  after midnight.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of rain before noon, then a chance of showers and thunderstorms after noon.  Patchy fog between 7am and 8am.  Otherwise, mostly cloudy, with a high near 59. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Rain

  • Friday

    Friday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms before 3am, then a chance of rain, mainly after 5am. Patchy smoke between 7pm and 11pm. Low around 50. South southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of rain before noon, then a chance of showers and thunderstorms, mainly between noon and 4pm. Partly sunny, with a high near 67. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 50%.
Tuesday Night
A 40 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 48. South wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 65. Calm wind becoming southwest 5 to 9 mph in the morning.
Wednesday Night
Showers likely and possibly a thunderstorm before 3am, then rain likely after 3am. Mostly cloudy, with a low around 44. West southwest wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 59. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 39.
Saturday
A slight chance of rain. Partly sunny, with a high near 59.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 37.
Sunday
A slight chance of rain. Partly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Areas of frost. Otherwise, sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Grangeville ID
 45.95°N 116.12°W (Elev. 3300 ft)
2:41 pm MDT Sep 29, 2025
6pm MDT Sep 29, 2025-6pm MDT Oct 6, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database