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

1°F

-17°C

Humidity 72%
Wind Speed NW 9 mph
Barometer 30.57 in (1037.5 mb)
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Wind Chill-14°F (-26°C)
Last update 31 Jan 6:54 am CST
Extended Forecast for

Waterloo Municipal Airport IA

  • Today

    Today: Sunny, with a high near 18. Wind chill values as low as -15. Northwest wind 5 to 8 mph becoming calm in the afternoon.

    High: 18 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of snow after 4am. Increasing clouds, with a low around 8. Wind chill values as low as -5. Light south southeast wind becoming south 6 to 11 mph in the evening.

    Low: 8 °F

    Mostly Clear
    then Slight
    Chance Snow

  • Sunday

    Sunday: Snow likely, mainly before noon. Mostly cloudy, with a high near 27. Wind chill values as low as zero. South wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 27 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 12. Wind chill values as low as 5. Southwest wind 7 to 9 mph becoming northwest after midnight.

    Low: 12 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 24. Northwest wind 6 to 8 mph.

    High: 24 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 4.

    Low: 4 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 18. Wind chill values as low as -15. Northwest wind 5 to 8 mph becoming calm in the afternoon.
Tonight
A 20 percent chance of snow after 4am. Increasing clouds, with a low around 8. Wind chill values as low as -5. Light south southeast wind becoming south 6 to 11 mph in the evening.
Sunday
Snow likely, mainly before noon. Mostly cloudy, with a high near 27. Wind chill values as low as zero. South wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Mostly cloudy, with a low around 12. Wind chill values as low as 5. Southwest wind 7 to 9 mph becoming northwest after midnight.
Monday
Mostly sunny, with a high near 24. Northwest wind 6 to 8 mph.
Monday Night
Mostly cloudy, with a low around 12.
Tuesday
Partly sunny, with a high near 23.
Tuesday Night
Mostly cloudy, with a low around 4.
Wednesday
Mostly sunny, with a high near 23.
Wednesday Night
Partly cloudy, with a low around 10.
Thursday
Partly sunny, with a high near 36.
Thursday Night
Mostly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 34. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo Municipal Airport IA
 42.55°N 92.41°W
Last Update:
6:47 am CST Jan 31, 2026
Forecast Valid:
7am CST Jan 31, 2026-6pm CST Feb 6, 2026
 
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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