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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High 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. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Idaho Falls Regional Airport (KIDA)

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

Clear

75°F

24°C

Humidity 10%
Wind Speed SW 20 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 18 Mar 05:05 PM MDT
Extended Forecast for

Idaho Falls ID

  • Tonight

    Tonight: Clear, with a low around 43. South wind 6 to 16 mph, with gusts as high as 25 mph.

    Low: 43 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Southwest wind 6 to 15 mph, with gusts as high as 24 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. South wind 8 to 15 mph, with gusts as high as 23 mph.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 77. South wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. Southwest wind 7 to 14 mph becoming south southeast after midnight. Winds could gust as high as 23 mph.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 43. South wind 6 to 16 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 75. Southwest wind 6 to 15 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 45. South wind 8 to 15 mph, with gusts as high as 23 mph.
Friday
Mostly sunny, with a high near 77. South wind 7 to 14 mph, with gusts as high as 24 mph.
Friday Night
Partly cloudy, with a low around 46. Southwest wind 7 to 14 mph becoming south southeast after midnight. Winds could gust as high as 23 mph.
Saturday
Partly sunny, with a high near 73.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
Partly sunny, with a high near 67.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 44.
Wednesday
A 20 percent chance of rain. Mostly sunny, with a high near 66. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Idaho Falls ID
 43.48°N 112.04°W (Elev. 4701 ft)
Last Update:
12:30 pm MDT Mar 18, 2026
Forecast Valid:
5pm MDT Mar 18, 2026-6pm MDT Mar 25, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation