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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 42.49°N 92.35°W (Text-Only)
NWS Forecast for: Waterloo IA
Issued by: National Weather Service Des Moines, IA
Last Update: 10:46 pm CST Dec 4, 2025		Print

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 14. Wind chill values as low as zero. South wind 9 to 13 mph, with gusts as high as 23 mph.

    Low: 14 °F

    Mostly Cloudy


  • Friday

    Friday: Increasing clouds, with a high near 32. Wind chill values as low as zero. South wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 32 °F

    Increasing
    Clouds

  • Friday
    Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 17. West southwest wind 6 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Low: 17 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Partly sunny, with a high near 23. Light and variable wind becoming east 5 to 7 mph in the afternoon.

    High: 23 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Saturday
    Night

    Saturday Night: Snow likely, mainly before midnight. Cloudy, with a low around 11. East northeast wind 7 to 9 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    Low: 11 °F

    Snow Likely


  • Sunday

    Sunday: Partly sunny, with a high near 16.

    High: 16 °F

    Partly Sunny


  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around -6.

    Low: -6 °F

    Mostly Cloudy


  • Monday

    Monday: Mostly cloudy, with a high near 25.

    High: 25 °F

    Mostly Cloudy


  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy


    • Overnight: Mostly cloudy, with a steady temperature around 14. Wind chill values as low as zero. South wind 9 to 13 mph, with gusts as high as 23 mph.

    Friday: Increasing clouds, with a high near 32. Wind chill values as low as zero. South wind 8 to 10 mph, with gusts as high as 18 mph.

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 17. West southwest wind 6 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Saturday: A 20 percent chance of snow after noon. Partly sunny, with a high near 23. Light and variable wind becoming east 5 to 7 mph in the afternoon.

    Saturday Night: Snow likely, mainly before midnight. Cloudy, with a low around 11. East northeast wind 7 to 9 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    Sunday: Partly sunny, with a high near 16.

    Sunday Night: Mostly cloudy, with a low around -6.

    Monday: Mostly cloudy, with a high near 25.

    Monday Night: Mostly cloudy, with a low around 14.

    Tuesday: Mostly cloudy, with a high near 32.

    Tuesday Night: A 50 percent chance of snow. Cloudy, with a low around 20.

    Wednesday: A 30 percent chance of snow. Mostly cloudy, with a high near 32.

    Wednesday Night: Mostly cloudy, with a low around 6.

    Thursday: Partly sunny, with a high near 21.


    Waterloo IA
     42.49°N 92.35°W

    Visit your local NWS office at: https://www.weather.gov/desmoines