National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat in the West; Coastal Flooding & High Rip Current Risk into the Weekend on the East Coast; Flash Flooding Possible in the Southeast

A dangerous, record heat wave continues for the Desert Southwest and the Central Valley of California through Saturday, and the Pacific Northwest through Tuesday. Coastal flooding is expected through tonight at high tide along the Eastern Seaboard from Erin, while the high rip current risk and dangerous surf continue through the weekend. Flash flooding possible today in Georgia and South Carolina. Read More >

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

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

Clear

73°F

23°C

Humidity 33%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 22 Aug 11:05 AM MDT
Extended Forecast for

6 Miles SSW Rexburg ID

  • Today

    Today: Sunny, with a high near 90. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. West wind 6 to 9 mph becoming east in the evening.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 91. East northeast wind 5 to 7 mph becoming west southwest in the afternoon.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. West northwest wind around 7 mph becoming east southeast in the evening.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 86. East northeast wind 6 to 8 mph becoming west in the afternoon.

    High: 86 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 84. Chance of precipitation is 30%.

    High: 84 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 84. Chance of precipitation is 40%.

    High: 84 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 90. Light and variable wind becoming west southwest 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 53. West wind 6 to 9 mph becoming east in the evening.
Saturday
Sunny, with a high near 91. East northeast wind 5 to 7 mph becoming west southwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 56. West northwest wind around 7 mph becoming east southeast in the evening.
Sunday
Partly sunny, with a high near 86. East northeast wind 6 to 8 mph becoming west in the afternoon.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 57.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Monday Night
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 56.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Rexburg ID
 43.74°N 111.81°W (Elev. 4888 ft)
Last Update:
5:31 am MDT Aug 22, 2025
Forecast Valid:
11am MDT Aug 22, 2025-6pm MDT Aug 28, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation