Extreme Heat Across the Southern U.S.; Flash Flooding Threats in the Mid-Atlantic, Northeast, and Four Corners Region

Dangerous and extreme heat will remain across portions of the southern U.S. this week. Heavy rainfall may bring significant flash flooding across portions of the Mid-Atlantic and Northeast through the night, and additional flash flooding concerns across New England on Wednesday. Monsoonal thunderstorms will bring a flash flood risk to the Four Corners region, especially in burn scar areas 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 33%
Wind Speed NW 6 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 28 Jul 10:35 PM MDT
Extended Forecast for

Rexburg-Madison County Airport ID

  • Tonight

    Tonight: Partly cloudy, with a low around 58. South southeast wind 5 to 7 mph becoming light and variable.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between noon and 3pm.  Mostly sunny, with a high near 91. Light and variable wind becoming south southeast 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly between 7pm and 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 55. East northeast wind 3 to 8 mph. Winds could gust as high as 18 mph.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 93. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. West southwest wind 5 to 8 mph becoming east after midnight.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 58. South southeast wind 5 to 7 mph becoming light and variable.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between noon and 3pm. Mostly sunny, with a high near 91. Light and variable wind becoming south southeast 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly between 7pm and 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 55. East northeast wind 3 to 8 mph. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 93. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 57. West southwest wind 5 to 8 mph becoming east after midnight.
Friday
Sunny and hot, with a high near 96.
Friday Night
Clear, with a low around 59.
Saturday
Sunny and hot, with a high near 100.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Sunny, with a high near 93. Breezy.
Sunday Night
Clear, with a low around 52. Breezy.
Monday
Sunny, with a high near 88.
Monday Night
Clear, with a low around 51.
Tuesday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Rexburg-Madison County Airport ID
 43.83°N 111.8°W (Elev. 4872 ft)
5:31 pm MDT Jul 28, 2026
10pm MDT Jul 28, 2026-6pm MDT Aug 4, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database