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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Idaho Falls Regional Airport (KIDA)

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

Rain

59°F

15°C

Humidity 87%
Wind Speed SW 8 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 29 Aug 12:05 AM MDT
Extended Forecast for

Idaho Falls ID

  • Overnight

    Overnight: A chance of rain and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 56. Light south southwest wind. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly before 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 75. Southwest wind 5 to 14 mph, with gusts as high as 25 mph.

    High: 75 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 52. South wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    Low: 52 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before noon. Mostly cloudy through mid morning, then gradual clearing, with a high near 73. South wind 13 to 21 mph, with gusts as high as 32 mph.

    High: 73 °F

    Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. South wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of rain and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 56. Light south southwest wind. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers and thunderstorms, mainly before 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 75. Southwest wind 5 to 14 mph, with gusts as high as 25 mph.
Saturday Night
A chance of showers and thunderstorms before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 52. South wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms before noon. Mostly cloudy through mid morning, then gradual clearing, with a high near 73. South wind 13 to 21 mph, with gusts as high as 32 mph.
Sunday Night
Mostly clear, with a low around 46. South wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 28 mph.
Monday
Sunny, with a high near 79.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Idaho Falls ID
 43.48°N 112.04°W (Elev. 4701 ft)
Last Update:
11:31 pm MDT Aug 28, 2026
Forecast Valid:
12am MDT Aug 29, 2026-6pm MDT Sep 4, 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