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

Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Current conditions at

Rexburg, Rexburg-Madison County Airport (KRXE)

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

Partly Cloudy

43°F

6°C

Humidity 56%
Wind Speed SSW 8 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 17 Mar 09:35 AM MDT
Extended Forecast for

15 Miles SSE Dubois ID

  • Today

    Today: Partly sunny, with a high near 64. East southeast wind 6 to 10 mph becoming west in the afternoon.

    High: 64 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 35. West wind 6 to 9 mph becoming east southeast after midnight.

    Low: 35 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 72. East southeast wind 6 to 11 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 72 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37. West southwest wind 6 to 13 mph becoming east after midnight. Winds could gust as high as 20 mph.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 74. East northeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 64. East southeast wind 6 to 10 mph becoming west in the afternoon.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 35. West wind 6 to 9 mph becoming east southeast after midnight.
Wednesday
Sunny, with a high near 72. East southeast wind 6 to 11 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 37. West southwest wind 6 to 13 mph becoming east after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 74. East northeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 40.
Friday
Mostly sunny, with a high near 75.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
Partly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 40. Breezy.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Mostly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SSE Dubois ID
 43.98°N 112.06°W (Elev. 4987 ft)
Last Update:
5:31 am MDT Mar 17, 2026
Forecast Valid:
9am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
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