Storms and Heavy Rainfall in the Plains and Southern Appalachians; Hazardous Heat in the South and Southeast

Severe thunderstorms with heavy rainfall will be possible across the southern Appalachians through this evening. Thunderstorms are also expected from the northern/central Plains into portions of the Midwest through Tuesday, and severe storms may produce large hail and damaging wind gusts. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

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

Clear

81°F

27°C

Humidity 32%
Wind Speed WSW 5 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 17 Aug 03:20 PM MDT
Extended Forecast for

Rexburg-Madison County Airport ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. Northwest wind 5 to 8 mph becoming light and variable  after midnight.

    Low: 54 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 84. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 84 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51. North wind around 6 mph becoming east in the evening. Winds could gust as high as 18 mph.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 86. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. Southwest wind around 6 mph becoming east northeast after midnight.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms, then a chance of rain after midnight.  Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Slight Chance
    T-storms then
    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 54. Northwest wind 5 to 8 mph becoming light and variable after midnight.
Tuesday
Partly sunny, with a high near 84. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 51. North wind around 6 mph becoming east in the evening. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 86. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 53. Southwest wind around 6 mph becoming east northeast after midnight.
Thursday
Sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 93.
Friday Night
A slight chance of showers and thunderstorms, then a chance of rain after midnight. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Saturday
A slight chance of rain before noon, then a slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 86. Chance of precipitation is 20%.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 56.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Sunday Night
A 20 percent chance of rain. Partly cloudy, with a low around 52.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Rexburg-Madison County Airport ID
 43.83°N 111.8°W (Elev. 4872 ft)
12:31 pm MDT Aug 17, 2026
3pm MDT Aug 17, 2026-6pm MDT Aug 24, 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