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

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

52°F

11°C

Humidity 43%
Wind Speed SSW 12 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 22 Mar 01:35 PM MDT
Extended Forecast for

Rexburg ID

  • This Afternoon

    This Afternoon: Sunny, with a high near 61. Southwest wind 6 to 8 mph.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. Southwest wind 5 to 7 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Partly 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 20 mph.

    High: 66 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43. South wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 69. Southwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 69 °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 74. Breezy.

    High: 74 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40. Breezy.

    Low: 40 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 61. Southwest wind 6 to 8 mph.
Tonight
Mostly cloudy, with a low around 37. Southwest wind 5 to 7 mph becoming calm in the evening.
Monday
Partly 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 20 mph.
Monday Night
Mostly cloudy, with a low around 43. South wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 69. Southwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 74. Breezy.
Wednesday Night
Partly cloudy, with a low around 40. Breezy.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 28.
Friday
Mostly sunny, with a high near 62.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Partly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rexburg ID
 43.83°N 111.8°W (Elev. 4872 ft)
Last Update:
12:30 pm MDT Mar 22, 2026
Forecast Valid:
1pm MDT Mar 22, 2026-6pm MDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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