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.

Fair

36°F

2°C

Humidity 82%
Wind Speed N 12 mph
Barometer 30.06 in (1018.7 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 9 Jan 10:54 am CST
Extended Forecast for

Waterloo IA

  • Today

    Today: Sunny, with a high near 39. North northwest wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 39 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. West wind 3 to 7 mph.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow. Partly sunny, with a high near 32. Breezy, with a northwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 32 °F

    Slight Chance
    Snow and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18. Wind chill values as low as 5. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 29 mph.

    Low: 18 °F

    Mostly Cloudy
    and Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 30. Northwest wind 9 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 30 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain after noon. Mostly cloudy, with a high near 45.

    High: 45 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Today
Sunny, with a high near 39. North northwest wind 6 to 11 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, with a low around 26. West wind 3 to 7 mph.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 32. Breezy, with a northwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Saturday Night
Mostly cloudy, with a low around 18. Wind chill values as low as 5. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 29 mph.
Sunday
Mostly sunny, with a high near 30. Northwest wind 9 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 44.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
A 30 percent chance of rain after noon. Mostly cloudy, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Partly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
Last Update:
6:27 am CST Jan 9, 2026
Forecast Valid:
11am CST Jan 9, 2026-6pm CST Jan 15, 2026
 
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Additional Resources

Radar & Satellite Image

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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