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 W 17 mph
Barometer 29.52 in (1000.6 mb)
Dewpoint 31°F (-1°C)
Visibility 9.00 mi
Wind Chill23°F (-5°C)
Last update 16 Jan 5:54 am CST
Extended Forecast for

Waterloo IA

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

    NOW until 9:00pm Fri

    Winter Weather Advisory

  • Today

    High: 33 °F⇓

    Scattered
    Snow Showers
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: Scattered snow showers, mainly before 9pm. Patchy blowing snow before 9pm. Mostly cloudy, with a low around 9. Wind chill values as low as -5. Windy, with a northwest wind 17 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 9 °F

    Scattered
    Snow Showers
    and Patchy
    Blowing Snow

  • Saturday

    Saturday: 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

    Mostly Cloudy
    and Blustery

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 4. Wind chill values as low as -10. Blustery, with a northwest wind 8 to 16 mph becoming west southwest after midnight. Winds could gust as high as 24 mph.

    Low: 4 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 24. Blustery, with a southwest wind 9 to 17 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 24 °F

    Partly Sunny
    then Partly
    Sunny and
    Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 0. Windy.

    Low: 0 °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 2.

    Low: 2 °F

    Mostly Clear

Detailed Forecast

Today
Isolated snow showers before 10am, then scattered snow showers after 11am. Patchy blowing snow after 11am. Mostly cloudy, with a temperature falling to around 22 by 5pm. Wind chill values as low as 5. Windy, with a west northwest wind 16 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Scattered snow showers, mainly before 9pm. Patchy blowing snow before 9pm. Mostly cloudy, with a low around 9. Wind chill values as low as -5. Windy, with a northwest wind 17 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
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 4. Wind chill values as low as -10. Blustery, with a northwest wind 8 to 16 mph becoming west southwest after midnight. Winds could gust as high as 24 mph.
Sunday
Partly sunny, with a high near 24. Blustery, with a southwest wind 9 to 17 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 0. Windy.
M.L.King Day
Mostly sunny and cold, with a high near 10. Blustery.
Monday Night
Mostly clear, with a low around 2.
Tuesday
Partly sunny, with a high near 22.
Tuesday Night
Mostly cloudy, with a low around 16.
Wednesday
Partly sunny, with a high near 29.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Mostly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
Last Update:
4:51 am CST Jan 16, 2026
Forecast Valid:
6am CST Jan 16, 2026-6pm CST Jan 22, 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