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.

Fair

19°F

-7°C

Humidity 57%
Wind Speed NW 6 mph
Barometer 30.47 in (1033.8 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 31 Jan 2:54 pm CST
Extended Forecast for

Waterloo IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 20. West southwest wind around 5 mph.

    High: 20 °F

    Sunny

  • Tonight

    Tonight: A 40 percent chance of snow after 5am. Increasing clouds, with a low around 8. Wind chill values as low as -5. Light south wind increasing to 5 to 10 mph in the evening. Little or no snow accumulation expected.

    Low: 8 °F

    Mostly Clear
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 27. Wind chill values as low as zero. South wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 27 °F

    Snow Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 14. Wind chill values as low as 5. Northwest wind around 7 mph.

    Low: 14 °F

    Mostly Cloudy

  • Monday

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

    High: 24 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 21.

    High: 21 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 4 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 20. West southwest wind around 5 mph.
Tonight
A 40 percent chance of snow after 5am. Increasing clouds, with a low around 8. Wind chill values as low as -5. Light south wind increasing to 5 to 10 mph in the evening. Little or no snow accumulation expected.
Sunday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 27. Wind chill values as low as zero. South wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Mostly cloudy, with a low around 14. Wind chill values as low as 5. Northwest wind around 7 mph.
Monday
Mostly sunny, with a high near 24. North northwest wind 6 to 8 mph.
Monday Night
Mostly cloudy, with a low around 11.
Tuesday
Mostly sunny, with a high near 21.
Tuesday Night
Partly cloudy, with a low around 4.
Wednesday
Mostly sunny, with a high near 24.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Partly sunny, with a high near 35. Breezy.
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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:
3:23 pm CST Jan 31, 2026
Forecast Valid:
3pm 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