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

36°F

2°C

Humidity 76%
Wind Speed SE 12 mph
Barometer 30.15 in (1022.0 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 24 Dec 10:54 am CST
Extended Forecast for

Waterloo IA

  • Today

    Today: A chance of drizzle, mainly before 4pm. Cloudy, with a high near 38. Southeast wind 5 to 9 mph becoming light in the afternoon.

    High: 38 °F

    Chance
    Drizzle

  • Tonight

    Tonight: Patchy fog between 11pm and 5am. Otherwise, cloudy, with a steady temperature around 36. Calm wind becoming northeast around 5 mph after midnight.

    Low: 36 °F

    Patchy Fog

  • Christmas Day

    Christmas Day: Cloudy, with a high near 40. Northeast wind 5 to 10 mph becoming east southeast in the afternoon.

    High: 40 °F

    Cloudy

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly before midnight. Cloudy, with a low around 36. East southeast wind 5 to 10 mph.

    Low: 36 °F

    Chance Rain

  • Friday

    Friday: Partly sunny, with a high near 46. South wind 5 to 7 mph becoming northwest in the afternoon.

    High: 46 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21. Blustery.

    Low: 21 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 27. Windy.

    High: 27 °F

    Mostly Sunny
    and Windy

Detailed Forecast

Today
A chance of drizzle, mainly before 4pm. Cloudy, with a high near 38. Southeast wind 5 to 9 mph becoming light in the afternoon.
Tonight
Patchy fog between 11pm and 5am. Otherwise, cloudy, with a steady temperature around 36. Calm wind becoming northeast around 5 mph after midnight.
Christmas Day
Cloudy, with a high near 40. Northeast wind 5 to 10 mph becoming east southeast in the afternoon.
Thursday Night
A 30 percent chance of rain, mainly before midnight. Cloudy, with a low around 36. East southeast wind 5 to 10 mph.
Friday
Partly sunny, with a high near 46. South wind 5 to 7 mph becoming northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Mostly cloudy, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 21. Blustery.
Sunday
Mostly sunny, with a high near 27. Windy.
Sunday Night
Mostly clear, with a low around 7. Windy.
Monday
Sunny, with a high near 18. Blustery.
Monday Night
Partly cloudy, with a low around 10.
Tuesday
Partly sunny, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
Last Update:
9:47 am CST Dec 24, 2025
Forecast Valid:
11am CST Dec 24, 2025-6pm CST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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