Areas of Extreme Heat and Excessive Rainfall Potential

Dangerous and extreme heat will remain across portions of the central U.S. this week, persisting across the mid to lower Mississippi Valley, Gulf Coast, southern Plains and portions of Texas. A heat wave over the Southwest U.S. will peak this weekend. Heavy to excessive rainfall may produce flash flooding from the Delmarva Peninsula north into the Hudson Valley today and tonight. Read More >

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

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

Clear

93°F

34°C

Humidity 20%
Wind Speed WSW 6 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 28 Jul 04:20 PM MDT
Extended Forecast for

Rexburg-Madison County Airport ID

  • Tonight

    Tonight: Partly cloudy, with a low around 54. South wind 5 to 9 mph becoming northeast after midnight.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between noon and 3pm.  Mostly sunny, with a high near 89. Northeast wind 5 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 89 °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 52. East northeast wind 5 to 9 mph, with gusts as high as 18 mph.

    Low: 52 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 92. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. West southwest wind 6 to 9 mph becoming east northeast after midnight. Winds could gust as high as 18 mph.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 54. South wind 5 to 9 mph becoming northeast after midnight.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between noon and 3pm. Mostly sunny, with a high near 89. Northeast wind 5 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 22 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 52. East northeast wind 5 to 9 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 92. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 54. West southwest wind 6 to 9 mph becoming east northeast after midnight. Winds could gust as high as 18 mph.
Friday
Sunny, with a high near 95.
Friday Night
Clear, with a low around 56.
Saturday
Sunny and hot, with a high near 98.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 92. Breezy.
Sunday Night
Clear, with a low around 51. Breezy.
Monday
Sunny, with a high near 86.
Monday Night
Clear, with a low around 49.
Tuesday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Rexburg-Madison County Airport ID
 43.85°N 111.83°W (Elev. 4839 ft)
12:31 pm MDT Jul 28, 2026
4pm 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