Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Idaho Falls Regional Airport (KIDA)

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

Clear

79°F

26°C

Humidity 31%
Wind Speed SSW 4 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 19 Aug 12:00 PM MDT
Extended Forecast for

2 Miles NNW Idaho Falls ID

Heat Advisory August 21, 12:00pm until August 21, 10:00pm
Click here for hazard details and duration
Heat Advisory
  • This Afternoon

    This Afternoon: Sunny, with a high near 87. West wind 3 to 6 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. South southeast wind 5 to 7 mph becoming light and variable.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. North northeast wind 5 to 8 mph becoming west southwest in the afternoon.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. West southwest wind 5 to 7 mph becoming east southeast after midnight.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 95. Light and variable wind becoming west northwest around 6 mph in the afternoon.

    High: 95 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of rain before noon, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 86. Chance of precipitation is 30%.

    High: 86 °F

    Chance Rain
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 87. West wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 54. South southeast wind 5 to 7 mph becoming light and variable.
Thursday
Sunny, with a high near 93. North northeast wind 5 to 8 mph becoming west southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 59. West southwest wind 5 to 7 mph becoming east southeast after midnight.
Friday
Mostly sunny, with a high near 95. Light and variable wind becoming west northwest around 6 mph in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Saturday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 84.
Monday Night
A 20 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 54.
Tuesday
A 30 percent chance of rain and thunderstorms. Partly sunny, with a high near 83.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Idaho Falls ID
 43.52°N 112.05°W (Elev. 4701 ft)
11:31 am MDT Aug 19, 2026
12pm MDT Aug 19, 2026-6pm MDT Aug 25, 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