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.

Light Snow Fog/Mist

23°F

-5°C

Humidity 92%
Wind Speed E 9 mph
Barometer 29.91 in (1014.3 mb)
Dewpoint 21°F (-6°C)
Visibility 0.75 mi
Wind Chill13°F (-11°C)
Last update 6 Dec 6:54 pm CST
Extended Forecast for

3 Miles S Hudson IA

Winter Storm Warning December 6, 07:49pm until December 7, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning December 6, 07:49pm until December 7, 06:00am

    NOW until 6:00am Sun

    Winter Storm Warning

  • Tonight

    Low: 10 °F

    Heavy Snow
    then Snow
    Likely

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a temperature falling to around 6 by 5pm. Wind chill values as low as -5. North wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 13 °F⇓

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a temperature rising to around 6 by 3am. Wind chill values as low as -15. North wind 5 to 7 mph becoming calm.

    Low: 1 °F⇑

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 25. Wind chill values as low as -5. South wind 6 to 14 mph, with gusts as high as 20 mph.

    High: 25 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 15. Southwest wind 11 to 15 mph, with gusts as high as 21 mph.

    Low: 15 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 22. Windy.

    Low: 22 °F

    Chance Rain
    and Breezy
    then Mostly
    Cloudy and
    Windy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 29. Windy.

    High: 29 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Tonight
Snow, mainly before 1am. The snow could be heavy at times. Low around 10. East wind 9 to 13 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 4 to 8 inches possible.
Sunday
Partly sunny, then gradually becoming sunny, with a temperature falling to around 6 by 5pm. Wind chill values as low as -5. North wind 8 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Mostly cloudy, with a temperature rising to around 6 by 3am. Wind chill values as low as -15. North wind 5 to 7 mph becoming calm.
Monday
Mostly cloudy, with a high near 25. Wind chill values as low as -5. South wind 6 to 14 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 15. Southwest wind 11 to 15 mph, with gusts as high as 21 mph.
Tuesday
Mostly cloudy, with a high near 39.
Tuesday Night
A 40 percent chance of rain before midnight. Mostly cloudy, with a low around 22. Windy.
Wednesday
Mostly cloudy, with a high near 29. Windy.
Wednesday Night
Mostly cloudy, with a low around 12.
Thursday
A 30 percent chance of snow before noon. Mostly cloudy, with a high near 22.
Thursday Night
Mostly cloudy, with a low around 2.
Friday
Partly sunny and cold, with a high near 10. Blustery.
Friday Night
Mostly cloudy, with a low around -7.
Saturday
Mostly sunny and cold, with a high near 6.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Hudson IA
 42.38°N 92.47°W
Last Update:
6:52 pm CST Dec 6, 2025
Forecast Valid:
7pm CST Dec 6, 2025-6pm CST Dec 13, 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