Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

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

Partly Cloudy

72°F

22°C

Humidity 49%
Wind Speed N 0 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 22 Aug 04:20 AM MDT
Extended Forecast for

15 Miles SSE Dubois ID

Red Flag Warning August 22, 12:00pm until August 22, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  • Today

    Today: A slight chance of showers before 7am, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 88. East wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 30%.

    High: 88 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 54. Southwest wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 18 mph.  Chance of precipitation is 40%.

    Low: 54 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 87. Light and variable wind becoming southwest 15 to 20 mph in the morning. Winds could gust as high as 33 mph.

    High: 87 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52. Southwest wind 15 to 20 mph becoming light and variable  after midnight. Winds could gust as high as 31 mph.

    Low: 52 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 85. Light and variable wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 85 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 53. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight.  Partly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers before 7am, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 88. East wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 54. Southwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 87. Light and variable wind becoming southwest 15 to 20 mph in the morning. Winds could gust as high as 33 mph.
Sunday Night
Partly cloudy, with a low around 52. Southwest wind 15 to 20 mph becoming light and variable after midnight. Winds could gust as high as 31 mph.
Monday
Mostly sunny, with a high near 85. Light and variable wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 50. Breezy.
Friday
Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SSE Dubois ID
 43.97°N 112.15°W (Elev. 4948 ft)
1:32 am MDT Aug 22, 2026
4am MDT Aug 22, 2026-6pm MDT Aug 28, 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