Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

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

Clear

48°F

9°C

Humidity 57%
Wind Speed S 9 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 22 Mar 02:05 AM MDT
Extended Forecast for

Rexburg ID

  • Overnight

    Overnight: Mostly clear, with a low around 36. Southwest wind around 6 mph becoming east northeast.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61. East southeast wind 5 to 8 mph becoming southwest in the afternoon.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 36. South southwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 36 °F

    Increasing
    Clouds

  • Monday

    Monday: Cloudy, then gradually becoming mostly sunny, with a high near 66. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 66 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 44. South wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 44 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 70.

    High: 70 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. Breezy.

    High: 73 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 36. Southwest wind around 6 mph becoming east northeast.
Sunday
Sunny, with a high near 61. East southeast wind 5 to 8 mph becoming southwest in the afternoon.
Sunday Night
Increasing clouds, with a low around 36. South southwest wind 5 to 7 mph becoming calm in the evening.
Monday
Cloudy, then gradually becoming mostly sunny, with a high near 66. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 44. South wind 6 to 11 mph, with gusts as high as 21 mph.
Tuesday
Mostly cloudy, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 73. Breezy.
Wednesday Night
Partly cloudy, with a low around 39. Breezy.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 61.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Partly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Rexburg ID
 43.83°N 111.8°W (Elev. 4872 ft)
12:31 am MDT Mar 22, 2026
2am MDT Mar 22, 2026-6pm MDT Mar 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