Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

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

Clear

79°F

26°C

Humidity 17%
Wind Speed WSW 5 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 31 Aug 04:53 PM MDT
Extended Forecast for

9 Miles ESE Rexburg ID

  • Tonight

    Tonight: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am.  Increasing clouds, with a low around 55. Light and variable wind becoming south 12 to 17 mph in the evening. Winds could gust as high as 25 mph.  Chance of precipitation is 60%.

    Low: 55 °F

    Mostly Cloudy
    then Showers
    Likely

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly before 4pm.  Partly sunny, with a high near 75. Southeast wind 6 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before midnight.  Mostly cloudy, with a low around 53. Southeast wind 10 to 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%.

    Low: 53 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70. Breezy, with a south southeast wind 22 to 24 mph becoming southwest in the afternoon. Winds could gust as high as 34 mph.

    High: 70 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50. West southwest wind 12 to 17 mph becoming south southeast 6 to 11 mph after midnight. Winds could gust as high as 25 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight.  Partly cloudy, with a low around 53. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Slight Chance
    Rain

Detailed Forecast

Tonight
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 55. Light and variable wind becoming south 12 to 17 mph in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 75. Southeast wind 6 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 53. Southeast wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Wednesday
Mostly sunny, with a high near 70. Breezy, with a south southeast wind 22 to 24 mph becoming southwest in the afternoon. Winds could gust as high as 34 mph.
Wednesday Night
Mostly cloudy, with a low around 50. West southwest wind 12 to 17 mph becoming south southeast 6 to 11 mph after midnight. Winds could gust as high as 25 mph.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 73.
Friday Night
A slight chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Partly cloudy, with a low around 53. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 53.
Sunday
A 50 percent chance of rain and thunderstorms. Partly sunny, with a high near 70.
Sunday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 52.
Labor Day
A 30 percent chance of rain and thunderstorms. Partly sunny, with a high near 70.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ESE Rexburg ID
 43.78°N 111.64°W (Elev. 5397 ft)
12:36 pm MDT Aug 31, 2026
5pm MDT Aug 31, 2026-6pm MDT Sep 7, 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