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 >

Hazardous Weather Conditions

Current conditions at

Dubuque Regional Airport (KDBQ)

Lat: 42.4°NLon: 90.71°WElev: 1040ft.

A Few Clouds

74°F

23°C

Humidity 76%
Wind Speed W 8 mph
Barometer 29.95 in (1013.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 21 Aug 6:53 pm CDT
Extended Forecast for

Peosta IA

  • Tonight

    Tonight: Mostly clear, with a low around 62. Northwest wind 5 to 10 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 57. Northwest wind 5 to 10 mph.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 76. Northwest wind around 5 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Monday Night

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

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 62. Northwest wind 5 to 10 mph.
Saturday
Sunny, with a high near 79. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Clear, with a low around 57. Northwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 76. Northwest wind around 5 mph.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Partly sunny, with a high near 79.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 62.
Friday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Peosta IA
 42.46°N 90.85°W (Elev. 1070 ft)
5:36 pm CDT Aug 21, 2026
7pm CDT Aug 21, 2026-6pm CDT 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