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

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fair

57°F

14°C

Humidity 93%
Wind Speed W 5 mph
Barometer 30.10 in (1019.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 23 Aug 1:54 am CDT
Extended Forecast for

2 Miles WSW Waterloo IA

  • Overnight

    Overnight: Mostly clear, with a low around 54. Northwest wind 3 to 5 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77. Northwest wind 3 to 6 mph.

    High: 77 °F

    Sunny

  • Sunday Night

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

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 78. Light south wind.

    High: 78 °F

    Decreasing
    Clouds

  • Monday Night

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

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 63.

    Low: 63 °F

    Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 54. Northwest wind 3 to 5 mph.
Sunday
Sunny, with a high near 77. Northwest wind 3 to 6 mph.
Sunday Night
Partly cloudy, with a low around 57. Calm wind.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 78. Light south wind.
Monday Night
Partly cloudy, with a low around 61. Light southeast wind.
Tuesday
Partly sunny, with a high near 81.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Clear, with a low around 63.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 63.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Waterloo IA
 42.49°N 92.38°W
2:31 am CDT Aug 23, 2026
2am CDT Aug 23, 2026-6pm CDT Aug 29, 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