National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Partly Cloudy

45°F

7°C

Humidity 68%
Wind Speed NW 15 mph
Barometer 29.76 in (1007.8 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 17 Apr 9:54 pm CDT
Extended Forecast for

Waterloo IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Breezy, with a northwest wind around 17 mph, with gusts as high as 30 mph.

    Low: 33 °F

    Mostly Cloudy
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 49. Breezy, with a west northwest wind 15 to 18 mph, with gusts as high as 29 mph.

    High: 49 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 32. West southwest wind 6 to 14 mph, with gusts as high as 22 mph.

    Low: 32 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 53. Northwest wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 30. North northwest wind 5 to 9 mph becoming light and variable.

    Low: 30 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 47.

    Low: 47 °F

    Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 33. Breezy, with a northwest wind around 17 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 49. Breezy, with a west northwest wind 15 to 18 mph, with gusts as high as 29 mph.
Saturday Night
Increasing clouds, with a low around 32. West southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 53. Northwest wind 7 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Clear, with a low around 30. North northwest wind 5 to 9 mph becoming light and variable.
Monday
Sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Clear, with a low around 47.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
A 30 percent chance of showers. Partly sunny, with a high near 77. Breezy.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 57. Breezy. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 69. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
Last Update:
10:31 pm CDT Apr 17, 2026
Forecast Valid:
10pm CDT Apr 17, 2026-6pm CDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation