Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

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

Overcast

59°F

15°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 13 Aug 09:53 PM MDT
Extended Forecast for

Rexburg ID

Flash Flood Watch August 14, 12:00pm until August 14, 10:00pm
Click here for hazard details and duration
Flash Flood Watch
  • Tonight

    Tonight: A chance of showers and thunderstorms before midnight, then a slight chance of rain between midnight and 1am.  Mostly cloudy, with a low around 49. Calm wind.  Chance of precipitation is 50%.

    Low: 49 °F

    Chance
    Showers then
    Slight Chance
    Rain

  • Friday

    Friday: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 73. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 60%.

    High: 73 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Rain and thunderstorms likely before 11pm, then a slight chance of rain after midnight.  Mostly cloudy, with a low around 46. South southeast wind 5 to 7 mph becoming calm  in the evening.  Chance of precipitation is 60%.

    Low: 46 °F

    Rain Likely
    then Slight
    Chance Rain

  • Saturday

    Saturday: A chance of rain before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 50%.

    High: 76 °F

    Chance Rain
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight.  Partly cloudy, with a low around 46. Southwest wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight, then a chance of rain after midnight.  Mostly cloudy, with a low around 49. Chance of precipitation is 40%.

    Low: 49 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms before midnight, then a slight chance of rain between midnight and 1am. Mostly cloudy, with a low around 49. Calm wind. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 73. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Friday Night
Rain and thunderstorms likely before 11pm, then a slight chance of rain after midnight. Mostly cloudy, with a low around 46. South southeast wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 60%.
Saturday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 50%.
Saturday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight. Partly cloudy, with a low around 46. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 81.
Monday Night
A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Tuesday
A chance of rain before noon, then a slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Wednesday
A 20 percent chance of rain and thunderstorms. Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Rexburg ID
 43.83°N 111.8°W (Elev. 4872 ft)
9:46 pm MDT Aug 13, 2026
10pm MDT Aug 13, 2026-6pm MDT Aug 20, 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