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

10°F

-12°C

Humidity 80%
Wind Speed NW 6 mph
Barometer 30.12 in (1021.5 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 15 Jan 3:54 am CST
Extended Forecast for

Waterloo IA

  • Today

    Today: A chance of flurries between 1pm and 3pm, then a chance of snow after 3pm. Partly sunny, with a high near 31. Wind chill values as low as 5. Light and variable wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 31 °F

    Mostly Sunny
    then Chance
    Snow

  • Tonight

    Tonight: A 20 percent chance of snow between 9pm and midnight. Mostly cloudy, with a low around 28. Blustery, with a south southwest wind 11 to 17 mph becoming west northwest after midnight. Winds could gust as high as 26 mph.

    Low: 28 °F

    Slight Chance
    Snow then
    Mostly Cloudy
    and Blustery

  • Friday

    Friday: A 20 percent chance of snow. Mostly cloudy, with a temperature rising to near 32 by 10am, then falling to around 24 during the remainder of the day. Wind chill values as low as 10. Windy, with a west northwest wind 17 to 21 mph, with gusts as high as 33 mph.

    High: 32 °F⇓

    Slight Chance
    Snow and
    Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 8. Wind chill values as low as -10. Windy, with a northwest wind 17 to 22 mph, with gusts as high as 30 mph.

    Low: 8 °F

    Mostly Cloudy
    and Windy

  • Saturday

    Saturday: Mostly cloudy, with a high near 12. Blustery, with a northwest wind around 18 mph, with gusts as high as 28 mph.

    High: 12 °F

    Mostly Cloudy
    and Blustery

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 2. Blustery.

    Low: 2 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 3. Blustery.

    Low: 3 °F

    Mostly Cloudy
    and Blustery

  • M.L.King Day

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

    High: 10 °F

    Cold and
    Blustery

Detailed Forecast

Today
A chance of flurries between 1pm and 3pm, then a chance of snow after 3pm. Partly sunny, with a high near 31. Wind chill values as low as 5. Light and variable wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tonight
A 20 percent chance of snow between 9pm and midnight. Mostly cloudy, with a low around 28. Blustery, with a south southwest wind 11 to 17 mph becoming west northwest after midnight. Winds could gust as high as 26 mph.
Friday
A 20 percent chance of snow. Mostly cloudy, with a temperature rising to near 32 by 10am, then falling to around 24 during the remainder of the day. Wind chill values as low as 10. Windy, with a west northwest wind 17 to 21 mph, with gusts as high as 33 mph.
Friday Night
Mostly cloudy, with a low around 8. Wind chill values as low as -10. Windy, with a northwest wind 17 to 22 mph, with gusts as high as 30 mph.
Saturday
Mostly cloudy, with a high near 12. Blustery, with a northwest wind around 18 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 2. Blustery.
Sunday
Partly sunny, with a high near 22.
Sunday Night
Mostly cloudy, with a low around 3. Blustery.
M.L.King Day
Mostly sunny and cold, with a high near 10. Blustery.
Monday Night
Partly cloudy, with a low around 1.
Tuesday
Mostly sunny, with a high near 20.
Tuesday Night
Mostly cloudy, with a low around 12.
Wednesday
Partly sunny, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
Last Update:
3:11 am CST Jan 15, 2026
Forecast Valid:
4am CST Jan 15, 2026-6pm CST Jan 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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