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

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fair

41°F

5°C

Humidity 67%
Wind Speed W 10 mph
Barometer 29.80 in (1009.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 9 Feb 11:54 pm CST
Extended Forecast for

Waterloo Municipal Airport IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. West southwest wind 9 to 15 mph becoming north northwest after midnight. Winds could gust as high as 23 mph.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 40. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 28 mph.

    High: 40 °F

    Decreasing
    Clouds and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 23. Northwest wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 23 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 41. North northwest wind 3 to 8 mph.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. Calm wind becoming east southeast around 5 mph after midnight.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 40 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before midnight. Partly cloudy, with a low around 25.

    Low: 25 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 32. West southwest wind 9 to 15 mph becoming north northwest after midnight. Winds could gust as high as 23 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 40. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 23. Northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 41. North northwest wind 3 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 27. Calm wind becoming east southeast around 5 mph after midnight.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 40. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 44.
Friday Night
Partly cloudy, with a low around 27.
Saturday
A chance of rain and snow after noon. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.
Saturday Night
A chance of rain and snow. Partly cloudy, with a low around 28. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 45.
Sunday Night
Partly cloudy, with a low around 29.
Washington's Birthday
Mostly cloudy, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo Municipal Airport IA
 42.55°N 92.41°W
Last Update:
10:26 pm CST Feb 9, 2026
Forecast Valid:
11pm CST Feb 9, 2026-6pm CST Feb 16, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation