Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

Idaho Falls Regional Airport (KIDA)

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

Clear

99°F

37°C

Humidity 8%
Wind Speed SW 20 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 01 Aug 02:53 PM MDT
Extended Forecast for

5 Miles NE Idaho Falls ID

Heat Advisory August 1, 03:13pm until August 2, 12:00am
Red Flag Warning until August 2, 09:00pm
Click here for hazard details and duration
Heat Advisory
Red Flag Warning
  •  
    Heat Advisory August 1, 03:13pm until August 2, 12:00am
    Red Flag Warning until August 2, 09:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 96 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 60. West southwest wind 13 to 18 mph becoming southeast 5 to 10 mph in the evening. Winds could gust as high as 29 mph.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Patchy smoke between 10am and 4pm. Partly sunny, then gradually becoming sunny, with a high near 88. Breezy, with a southwest wind 7 to 12 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 88 °F

    Patchy Smoke
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. South southwest wind 11 to 21 mph, with gusts as high as 37 mph.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80. Southwest wind 6 to 9 mph becoming west northwest in the afternoon.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 50.

    Low: 50 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 52.

    Low: 52 °F

    Clear

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 96. Southwest wind around 18 mph, with gusts as high as 30 mph.
Tonight
Partly cloudy, with a low around 60. West southwest wind 13 to 18 mph becoming southeast 5 to 10 mph in the evening. Winds could gust as high as 29 mph.
Sunday
Patchy smoke between 10am and 4pm. Partly sunny, then gradually becoming sunny, with a high near 88. Breezy, with a southwest wind 7 to 12 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph.
Sunday Night
Mostly clear, with a low around 54. South southwest wind 11 to 21 mph, with gusts as high as 37 mph.
Monday
Sunny, with a high near 80. Southwest wind 6 to 9 mph becoming west northwest in the afternoon.
Monday Night
Clear, with a low around 50.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Clear, with a low around 52.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Clear, with a low around 54.
Thursday
Sunny, with a high near 92.
Thursday Night
Clear, with a low around 59.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Idaho Falls ID
 43.55°N 111.96°W (Elev. 4793 ft)
2:36 pm MDT Aug 1, 2026
3pm MDT Aug 1, 2026-6pm MDT Aug 8, 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