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.

Overcast

27°F

-3°C

Humidity 81%
Wind Speed N 18 mph
Barometer 29.88 in (1012.4 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 10 Dec 9:54 am CST
Extended Forecast for

Waterloo IA

  • Today

    Today: A 30 percent chance of snow, mainly before 4pm. Cloudy, with a temperature falling to around 22 by 5pm. Wind chill values as low as 10. Windy, with a northwest wind 14 to 21 mph, with gusts as high as 32 mph. Little or no snow accumulation expected.

    High: 29 °F⇓

    Chance Snow
    and Windy

  • Tonight

    Tonight: Mostly cloudy, with a low around 11. Northwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 22 mph.

    Low: 11 °F

    Mostly Cloudy

  • Thursday

    Thursday: Snow likely after noon. Mostly cloudy, with a high near 23. Wind chill values as low as 10. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 23 °F

    Mostly Cloudy
    then Snow
    Likely

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 14. Wind chill values as low as 5. Southeast wind around 7 mph becoming north after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 14 °F

    Snow Likely
    then Slight
    Chance Snow

  • Friday

    Friday: Partly sunny, with a high near 21. Northwest wind 7 to 15 mph, with gusts as high as 24 mph.

    High: 21 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 0.

    Low: 0 °F

    Mostly Cloudy

  • Saturday

    Saturday: Snow likely, mainly before noon. Mostly cloudy and cold, with a high near 7. Chance of precipitation is 60%.

    High: 7 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -12.

    Low: -12 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and cold, with a high near 3.

    High: 3 °F

    Cold

Detailed Forecast

Today
A 30 percent chance of snow, mainly before 4pm. Cloudy, with a temperature falling to around 22 by 5pm. Wind chill values as low as 10. Windy, with a northwest wind 14 to 21 mph, with gusts as high as 32 mph. Little or no snow accumulation expected.
Tonight
Mostly cloudy, with a low around 11. Northwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 22 mph.
Thursday
Snow likely after noon. Mostly cloudy, with a high near 23. Wind chill values as low as 10. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 14. Wind chill values as low as 5. Southeast wind around 7 mph becoming north after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
Partly sunny, with a high near 21. Northwest wind 7 to 15 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a low around 0.
Saturday
Snow likely, mainly before noon. Mostly cloudy and cold, with a high near 7. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around -12.
Sunday
Sunny and cold, with a high near 3.
Sunday Night
Partly cloudy, with a low around -6.
Monday
Mostly sunny, with a high near 25.
Monday Night
Mostly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 33.
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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:
9:37 am CST Dec 10, 2025
Forecast Valid:
10am CST Dec 10, 2025-6pm CST Dec 16, 2025
 
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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