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

50°F

10°C

Humidity 65%
Wind Speed NNE 3 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 22 Aug 06:53 AM MDT
Extended Forecast for

3 Miles NW Rexburg-Madison County Airport ID

  • Today

    Today: Sunny, with a high near 90. Light and variable wind becoming west 5 to 8 mph in the afternoon.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. West wind 7 to 11 mph becoming northeast in the evening. Winds could gust as high as 22 mph.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 91. Northeast wind 5 to 8 mph becoming south southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. West northwest wind 6 to 10 mph becoming east northeast in the evening. Winds could gust as high as 20 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 87. Northeast wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 18 mph.

    High: 87 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 85.

    High: 85 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 53.

    Low: 53 °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

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 90. Light and variable wind becoming west 5 to 8 mph in the afternoon.
Tonight
Mostly clear, with a low around 51. West wind 7 to 11 mph becoming northeast in the evening. Winds could gust as high as 22 mph.
Saturday
Sunny, with a high near 91. Northeast wind 5 to 8 mph becoming south southwest in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 55. West northwest wind 6 to 10 mph becoming east northeast in the evening. Winds could gust as high as 20 mph.
Sunday
Partly sunny, with a high near 87. Northeast wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 54.
Monday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 85.
Monday Night
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 53.
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 52. 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 51.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Rexburg-Madison County Airport ID
 43.87°N 111.86°W (Elev. 4829 ft)
Last Update:
5:31 am MDT Aug 22, 2025
Forecast Valid:
7am MDT Aug 22, 2025-6pm MDT Aug 28, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation