Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Caldwell - Caldwell Industrial Airport (KEUL)

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

Clear

86°F

30°C

Humidity 28%
Wind Speed NNE 4 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 21 Aug 11:20 PM MDT
Extended Forecast for

4 Miles NW Nampa ID

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight.  Cloudy, then gradually becoming partly cloudy, with a low around 69. South southwest wind 5 to 9 mph becoming north after midnight.

    Low: 69 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Partly sunny and hot, with a high near 97. Southeast wind 6 to 11 mph becoming north northwest in the afternoon.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 61. West southwest wind 7 to 11 mph becoming east in the evening.

    Low: 61 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 91. Northwest wind 6 to 8 mph.

    High: 91 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. Northwest wind 5 to 9 mph becoming south southwest after midnight.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 93.

    High: 93 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 69. South southwest wind 5 to 9 mph becoming north after midnight.
Saturday
Partly sunny and hot, with a high near 97. Southeast wind 6 to 11 mph becoming north northwest in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 61. West southwest wind 7 to 11 mph becoming east in the evening.
Sunday
Sunny and hot, with a high near 91. Northwest wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 56. Northwest wind 5 to 9 mph becoming south southwest after midnight.
Monday
Mostly sunny and hot, with a high near 93.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny and hot, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly sunny and hot, with a high near 93.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny and hot, with a high near 90.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny and hot, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Nampa ID
 43.62°N 116.61°W (Elev. 2464 ft)
4:13 pm MDT Aug 21, 2026
11pm MDT Aug 21, 2026-6pm MDT Aug 28, 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