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Heavy Rain in the Southern Appalachians; Fire Weather and Heat in the West; Monitoring Tropical Storm Erin

Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding today. Gusty winds and low relative humidity will bring critical fire weather conditions to parts of the Great Basin and northern Rockies today and Thursday. Hot to extremely hot temperatures are in place through today across parts of the western U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

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

Clear

93°F

34°C

Humidity 12%
Wind Speed SW 21 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 13 Aug 05:30 PM MDT
Extended Forecast for

7 Miles NNW Rexburg-Madison County Airport ID

Red Flag Warning until August 13, 10:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning until August 13, 10:00pm

    NOW until 10:00pm Wed

    Red Flag Warning

  • This Afternoon

    High: 90 °F

    Isolated
    T-storms and
    Breezy

  • Tonight

    Tonight: Isolated showers and thunderstorms before 8pm, then isolated showers and thunderstorms after 3am. Partly cloudy, with a low around 52. Breezy, with a west southwest wind 18 to 23 mph becoming south southeast 6 to 11 mph in the evening. Winds could gust as high as 33 mph. Chance of precipitation is 20%.

    Low: 52 °F

    Isolated
    T-storms and
    Breezy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 7am. Sunny, with a high near 90. Northeast wind 7 to 12 mph becoming southwest 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 90 °F

    Slight Chance
    T-storms then
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. West southwest wind 16 to 21 mph becoming east 8 to 13 mph after midnight. Winds could gust as high as 29 mph.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 89. East southeast wind 6 to 11 mph becoming southwest 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms. Mostly sunny, with a steady temperature around 90. Breezy, with a west southwest wind around 23 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 8pm, then isolated showers and thunderstorms after 3am. Partly cloudy, with a low around 52. Breezy, with a west southwest wind 18 to 23 mph becoming south southeast 6 to 11 mph in the evening. Winds could gust as high as 33 mph. Chance of precipitation is 20%.
Thursday
A 20 percent chance of showers and thunderstorms before 7am. Sunny, with a high near 90. Northeast wind 7 to 12 mph becoming southwest 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.
Thursday Night
Partly cloudy, with a low around 52. West southwest wind 16 to 21 mph becoming east 8 to 13 mph after midnight. Winds could gust as high as 29 mph.
Friday
Sunny, with a high near 89. East southeast wind 6 to 11 mph becoming southwest 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Mostly clear, with a low around 53.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Rexburg-Madison County Airport ID
 43.91°N 111.87°W (Elev. 4856 ft)
Last Update:
5:31 pm MDT Aug 13, 2025
Forecast Valid:
5pm MDT Aug 13, 2025-6pm MDT Aug 20, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation