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

21°F

-6°C

Humidity 74%
Wind Speed NW 17 G 24 mph
Barometer 30.12 in (1021.2 mb)
Dewpoint 14°F (-10°C)
Visibility 8.00 mi
Wind Chill7°F (-14°C)
Last update 3 Dec 1:54 pm CST
Extended Forecast for

Waterloo IA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 32. Wind chill values as low as 5. North northwest wind around 15 mph, with gusts as high as 23 mph.

    High: 32 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around -12. Wind chill values as low as -20. North northwest wind 8 to 13 mph becoming light northwest after midnight. Winds could gust as high as 21 mph.

    Low: -12 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and cold, with a high near 8. Wind chill values as low as -20. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 8 °F

    Cold

  • Thursday Night

    Thursday Night: Partly cloudy, with a temperature rising to around 11 by 3am. Wind chill values as low as -10. South wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 4 °F⇑

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 28. Southwest wind 6 to 8 mph.

    High: 28 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 26.

    High: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 8.

    Low: 8 °F

    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 18.

    High: 18 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 32. Wind chill values as low as 5. North northwest wind around 15 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around -12. Wind chill values as low as -20. North northwest wind 8 to 13 mph becoming light northwest after midnight. Winds could gust as high as 21 mph.
Thursday
Sunny and cold, with a high near 8. Wind chill values as low as -20. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Thursday Night
Partly cloudy, with a temperature rising to around 11 by 3am. Wind chill values as low as -10. South wind 8 to 11 mph, with gusts as high as 20 mph.
Friday
Mostly cloudy, with a high near 28. Southwest wind 6 to 8 mph.
Friday Night
Mostly cloudy, with a low around 18.
Saturday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 26.
Saturday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 8.
Sunday
Partly sunny, with a high near 18.
Sunday Night
Mostly cloudy, with a low around -4.
Monday
Mostly cloudy, with a high near 25.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Mostly cloudy, 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:
2:02 pm CST Dec 3, 2025
Forecast Valid:
2pm CST Dec 3, 2025-6pm CST Dec 9, 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