Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Idaho Falls Regional Airport (KIDA)

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

Clear

90°F

32°C

Humidity 21%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 27 Aug 02:35 PM MDT
Extended Forecast for

2 Miles S Idaho Falls ID

  • This Afternoon

    This Afternoon: A slight chance of showers, with thunderstorms also possible after 3pm.  Mostly sunny, with a high near 91. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight.  Mostly cloudy, with a low around 60. South southwest wind 5 to 13 mph becoming northeast after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers between 8am and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Cloudy, with a high near 79. North northeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm, then showers after 9pm.  Low around 55. West southwest wind 7 to 9 mph becoming south after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 80%.

    Low: 55 °F

    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 75. Southwest wind 7 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms after midnight.  Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms before noon.  Mostly sunny, with a high near 74.

    High: 74 °F

    Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers, with thunderstorms also possible after 3pm. Mostly sunny, with a high near 91. Southwest wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 60. South southwest wind 5 to 13 mph becoming northeast after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Friday
A slight chance of showers between 8am and 3pm, then a slight chance of showers and thunderstorms after 3pm. Cloudy, with a high near 79. North northeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Friday Night
Showers likely and possibly a thunderstorm, then showers after 9pm. Low around 55. West southwest wind 7 to 9 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Saturday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 75. Southwest wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Saturday Night
A 50 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 53.
Sunday
A 40 percent chance of showers and thunderstorms before noon. Mostly sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 77.
Monday Night
A 30 percent chance of rain before midnight. Partly cloudy, with a low around 50.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
A 20 percent chance of rain. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Idaho Falls ID
 43.46°N 112.03°W (Elev. 4695 ft)
12:30 pm MDT Aug 27, 2026
2pm MDT Aug 27, 2026-6pm MDT Sep 2, 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