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

23°F

-5°C

Humidity 81%
Wind Speed W 8 mph
Barometer 29.66 in (1005.6 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 25 Feb 12:54 am CST
Extended Forecast for

Waterloo IA

  • Overnight

    Overnight: Partly cloudy, with a low around 17. Wind chill values as low as 5. Northwest wind around 9 mph.

    Low: 17 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 25. Wind chill values as low as 5. Northwest wind 5 to 9 mph becoming light west northwest in the afternoon.

    High: 25 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of snow between 7pm and 10pm. Mostly cloudy, with a low around 18. Light and variable wind. Chance of precipitation is 20%.

    Low: 18 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 39. Southwest wind 5 to 10 mph.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27. Southwest wind 6 to 8 mph.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of snow. Partly sunny, with a high near 30.

    High: 30 °F

    Chance Snow

  • Saturday Night

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

    Low: 12 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 17. Wind chill values as low as 5. Northwest wind around 9 mph.
Wednesday
Mostly sunny, with a high near 25. Wind chill values as low as 5. Northwest wind 5 to 9 mph becoming light west northwest in the afternoon.
Wednesday Night
A slight chance of snow between 7pm and 10pm. Mostly cloudy, with a low around 18. Light and variable wind. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 39. Southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 27. Southwest wind 6 to 8 mph.
Friday
Sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 23.
Saturday
A 40 percent chance of snow. Partly sunny, with a high near 30.
Saturday Night
Partly cloudy, with a low around 12.
Sunday
A 30 percent chance of snow after noon. Partly sunny, with a high near 27.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Monday
Partly sunny, with a high near 32.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
A 30 percent chance of snow. Partly sunny, with a high near 36.
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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:
12:31 am CST Feb 25, 2026
Forecast Valid:
1am CST Feb 25, 2026-6pm CST Mar 3, 2026
 
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