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

28°F

-2°C

Humidity 75%
Wind Speed W 12 mph
Barometer 29.53 in (1001.0 mb)
Dewpoint 21°F (-6°C)
Visibility 3.00 mi
Wind Chill18°F (-8°C)
Last update 16 Jan 12:54 am CST
Extended Forecast for

Waterloo IA

Winter Weather Advisory January 16, 06:00am until January 16, 09:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A 40 percent chance of snow, mainly before 5am. Cloudy, with a low around 25. Blustery, with a west northwest wind 13 to 17 mph, with gusts as high as 25 mph. Total nighttime snow accumulation of less than one inch possible.

    Low: 25 °F

    Chance Snow
    and Blustery

  • Friday

    Friday: Snow likely, mainly after 2pm. Patchy blowing snow between 2pm and 5pm. Mostly cloudy, with a temperature falling to around 22 by 5pm. Wind chill values as low as 5. Windy, with a northwest wind 17 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 31 °F⇓

    Snow Likely
    and Patchy
    Blowing Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 9. Wind chill values as low as -10. Windy, with a northwest wind 17 to 21 mph, with gusts as high as 31 mph. Little or no snow accumulation expected.

    Low: 9 °F

    Chance Snow
    and Windy

  • Saturday

    Saturday: A 20 percent chance of snow before noon. Mostly cloudy, with a high near 13. Wind chill values as low as -10. Blustery, with a northwest wind around 18 mph, with gusts as high as 29 mph.

    High: 13 °F

    Blustery.
    Slight Chance
    Snow then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 3. Blustery, with a northwest wind 9 to 16 mph becoming west southwest after midnight. Winds could gust as high as 24 mph.

    Low: 3 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 1. Windy.

    Low: 1 °F

    Partly Cloudy
    and Windy

  • M.L.King Day

    M.L.King Day: Mostly sunny and cold, with a high near 10. Blustery.

    High: 10 °F

    Cold and
    Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 3.

    Low: 3 °F

    Mostly Clear

Detailed Forecast

Overnight
A 40 percent chance of snow, mainly before 5am. Cloudy, with a low around 25. Blustery, with a west northwest wind 13 to 17 mph, with gusts as high as 25 mph. Total nighttime snow accumulation of less than one inch possible.
Friday
Snow likely, mainly after 2pm. Patchy blowing snow between 2pm and 5pm. Mostly cloudy, with a temperature falling to around 22 by 5pm. Wind chill values as low as 5. Windy, with a northwest wind 17 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 9. Wind chill values as low as -10. Windy, with a northwest wind 17 to 21 mph, with gusts as high as 31 mph. Little or no snow accumulation expected.
Saturday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 13. Wind chill values as low as -10. Blustery, with a northwest wind around 18 mph, with gusts as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 3. Blustery, with a northwest wind 9 to 16 mph becoming west southwest after midnight. Winds could gust as high as 24 mph.
Sunday
Partly sunny, with a high near 23.
Sunday Night
Partly cloudy, with a low around 1. Windy.
M.L.King Day
Mostly sunny and cold, with a high near 10. Blustery.
Monday Night
Mostly clear, with a low around 3.
Tuesday
Partly sunny, with a high near 24.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
Mostly sunny, with a high near 26.
Wednesday Night
Partly cloudy, with a low around 11.
Thursday
Partly sunny, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.51°N 92.35°W
Last Update:
12:37 am CST Jan 16, 2026
Forecast Valid:
1am CST Jan 16, 2026-6pm CST Jan 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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