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

34°F

1°C

Humidity 89%
Wind Speed NW 12 mph
Barometer 29.99 in (1016.5 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 31 Dec 4:54 am CST
Extended Forecast for

Waterloo IA

  • Overnight

    Overnight: A chance of flurries. Mostly cloudy, with a low around 32. West northwest wind around 10 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Chance
    Flurries

  • Wednesday

    Wednesday: A chance of drizzle, snow, and freezing rain before 5pm, then a chance of flurries. Mostly cloudy, with a high near 35. West northwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 35 °F

    Chance Wintry
    Mix

  • Wednesday Night

    Wednesday Night: A chance of flurries before 7pm. Partly cloudy, with a low around 7. Wind chill values as low as zero. North wind 5 to 14 mph, with gusts as high as 21 mph.

    Low: 7 °F

    Chance
    Flurries

  • New Year's Day

    New Year's Day: Sunny, with a high near 21. Wind chill values as low as 5. Calm wind becoming south southwest around 5 mph.

    High: 21 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14. Light and variable wind.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Friday Night

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

    Low: 12 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of flurries. Mostly cloudy, with a low around 32. West northwest wind around 10 mph, with gusts as high as 18 mph.
Wednesday
A chance of drizzle, snow, and freezing rain before 5pm, then a chance of flurries. Mostly cloudy, with a high near 35. West northwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday Night
A chance of flurries before 7pm. Partly cloudy, with a low around 7. Wind chill values as low as zero. North wind 5 to 14 mph, with gusts as high as 21 mph.
New Year's Day
Sunny, with a high near 21. Wind chill values as low as 5. Calm wind becoming south southwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 14. Light and variable wind.
Friday
Mostly sunny, with a high near 24.
Friday Night
Mostly cloudy, with a low around 12.
Saturday
Mostly sunny, with a high near 26.
Saturday Night
Partly cloudy, with a low around 15.
Sunday
Partly sunny, with a high near 33.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Partly sunny, with a high near 37.
Monday Night
Partly cloudy, with a low around 23.
Tuesday
Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.51°N 92.35°W
Last Update:
4:16 am CST Dec 31, 2025
Forecast Valid:
5am CST Dec 31, 2025-6pm CST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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