Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

Idaho Falls Regional Airport (KIDA)

Lat: 43.52083°NLon: 112.06611°WElev: 4741.0ft.

Clear

48°F

9°C

Humidity 42%
Wind Speed SSW 11 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 20 Mar 03:35 AM MDT
Extended Forecast for

Idaho Falls ID

  • Overnight

    Overnight: Mostly clear, with a low around 45. South wind around 8 mph.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. Southwest wind 6 to 13 mph becoming north after midnight. Winds could gust as high as 20 mph.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 74. South wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 74 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41. Southwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 33 mph.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Monday Night

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

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 45. South wind around 8 mph.
Friday
Sunny, with a high near 76. Southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 47. Southwest wind 6 to 13 mph becoming north after midnight. Winds could gust as high as 20 mph.
Saturday
Increasing clouds, with a high near 74. South wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.
Saturday Night
Partly cloudy, with a low around 41. Southwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 33 mph.
Sunday
Sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly cloudy, with a high near 63.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 70.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 71. Breezy.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
Idaho Falls ID
 43.48°N 112.04°W (Elev. 4701 ft)
12:30 am MDT Mar 20, 2026
3am MDT Mar 20, 2026-6pm MDT Mar 26, 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