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.

Fog/Mist

42°F

6°C

Humidity 96%
Wind Speed SE 9 mph
Barometer 30.11 in (1020.4 mb)
Dewpoint 41°F (5°C)
Visibility 4.00 mi
Wind Chill37°F (3°C)
Last update 19 Nov 8:54 pm CST
Extended Forecast for

Waterloo IA

  • Tonight

    Tonight: Patchy fog between 11pm and 1am. Otherwise, mostly cloudy, with a low around 40. South wind 5 to 8 mph.

    Low: 40 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 55. South wind around 6 mph becoming northwest in the afternoon.

    High: 55 °F

    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34. North wind around 6 mph.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 50. North northeast wind 5 to 7 mph.

    High: 50 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29. North wind around 6 mph becoming light and variable in the evening.

    Low: 29 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog between 11pm and 1am. Otherwise, mostly cloudy, with a low around 40. South wind 5 to 8 mph.
Thursday
Patchy fog between 7am and 10am. Otherwise, partly sunny, with a high near 55. South wind around 6 mph becoming northwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 34. North wind around 6 mph.
Friday
Partly sunny, with a high near 50. North northeast wind 5 to 7 mph.
Friday Night
Partly cloudy, with a low around 29. North wind around 6 mph becoming light and variable in the evening.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 34.
Monday
Sunny, with a high near 55.
Monday Night
A 30 percent chance of rain. Partly cloudy, with a low around 37.
Tuesday
A 30 percent chance of rain. Mostly sunny, with a high near 52.
Tuesday Night
Partly cloudy, with a low around 28.
Wednesday
Mostly sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
Last Update:
9:01 pm CST Nov 19, 2025
Forecast Valid:
9pm CST Nov 19, 2025-6pm CST Nov 26, 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