Heat Persists in the South Central U.S. and California; Heavy Rain in the Ohio Valley

Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley, as well as in the Southwest and California this week with limited nighttime relief. Heavy rainfall will lead to localized areas of flash flooding in parts of the Ohio Valley/Central Appalachians. Dry and breezy conditions will enhance fire weather concerns across the northern Rockies and High Plains. Read More >

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

Lat: 43.83167°NLon: 111.80611°WElev: 4859.0ft.

Clear

75°F

24°C

Humidity 19%
Wind Speed S 14 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 09 Sep 06:00 PM MDT
Extended Forecast for

Ashton ID

Red Flag Warning September 10, 12:00pm until September 10, 08:00pm
Click here for hazard details and duration
Red Flag Warning
  • Tonight

    Tonight: Mostly clear, with a low around 43. West southwest wind 5 to 7 mph becoming east in the evening.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. East wind 5 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 26 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. South southwest wind 6 to 11 mph becoming light and variable  after midnight. Winds could gust as high as 26 mph.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 79. Light and variable wind becoming southwest 16 to 21 mph in the morning. Winds could gust as high as 33 mph.

    High: 79 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 46. Southwest wind 13 to 18 mph becoming light and variable  after midnight. Winds could gust as high as 31 mph.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of rain, mainly after midnight.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

  • Sunday

    Sunday: A slight chance of rain before noon, then a slight chance of showers and thunderstorms after noon.  Partly sunny, with a high near 62. Breezy.  Chance of precipitation is 20%.

    High: 62 °F

    Breezy.
    Slight Chance
    Rain then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 43. West southwest wind 5 to 7 mph becoming east in the evening.
Thursday
Sunny, with a high near 79. East wind 5 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 26 mph.
Thursday Night
Partly cloudy, with a low around 50. South southwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 26 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 79. Light and variable wind becoming southwest 16 to 21 mph in the morning. Winds could gust as high as 33 mph.
Friday Night
Mostly clear, with a low around 46. Southwest wind 13 to 18 mph becoming light and variable after midnight. Winds could gust as high as 31 mph.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
A 40 percent chance of rain, mainly after midnight. Mostly cloudy, with a low around 46.
Sunday
A slight chance of rain before noon, then a slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 62. Breezy. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Ashton ID
 44.08°N 111.45°W (Elev. 5299 ft)
5:30 pm MDT Sep 9, 2026
6pm MDT Sep 9, 2026-6pm MDT Sep 16, 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