Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Caldwell - Caldwell Industrial Airport (KEUL)

Lat: 43.64055°NLon: 116.63017°WElev: 2421.0ft.

Clear

93°F

34°C

Humidity 17%
Wind Speed N 0 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 43°F (6°C)
Visibility NA
Heat Index89°F (32°C)
Last update 19 Aug 08:00 PM MDT
Extended Forecast for

Caldwell ID

Heat Advisory August 20, 12:00pm until August 21, 09:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: Mostly clear, with a low around 59. Light and variable wind.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 61. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 61 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and hot, with a high near 99. Calm wind.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 66. Light and variable wind.

    Low: 66 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 59. Light and variable wind.
Thursday
Sunny and hot, with a high near 99. Calm wind becoming east southeast around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 61. North northwest wind around 6 mph becoming calm in the evening.
Friday
Partly sunny and hot, with a high near 99. Calm wind.
Friday Night
Mostly cloudy, with a low around 66. Light and variable wind.
Saturday
Partly sunny and hot, with a high near 96.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 57.
Monday
Mostly sunny and hot, with a high near 91.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny and hot, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny and hot, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Caldwell ID
 43.65°N 116.68°W (Elev. 2411 ft)
12:32 pm MDT Aug 19, 2026
8pm MDT Aug 19, 2026-6pm MDT Aug 26, 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