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

62°F

17°C

Humidity 46%
Wind Speed E 5 mph
Barometer 29.83 in (1010.3 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 16 Feb 4:54 pm CST
Extended Forecast for

Waterloo IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. East southeast wind 5 to 7 mph.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 61. Windy, with a southeast wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 61 °F

    Mostly Cloudy
    and Windy

  • Tuesday Night

    Tuesday Night: A chance of rain and thunderstorms before midnight, then a slight chance of rain. Mostly cloudy, then gradually becoming mostly clear, with a low around 46. Breezy, with a south southeast wind 14 to 18 mph becoming west southwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 30%.

    Low: 46 °F

    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 61. Breezy, with a west wind 14 to 20 mph, with gusts as high as 32 mph.

    High: 61 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. West wind 7 to 11 mph becoming northeast after midnight. Winds could gust as high as 18 mph.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of rain and snow before noon, then a chance of rain. Partly sunny, with a high near 53. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Slight Chance
    Rain/Snow
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, possibly mixed with snow, mainly before midnight. Mostly cloudy, with a low around 28. Blustery. Chance of precipitation is 60%.

    Low: 28 °F

    Rain/Snow
    Likely and
    Blustery

  • Friday

    Friday: A chance of snow before noon, then a slight chance of rain and snow. Partly sunny, with a high near 37. Chance of precipitation is 30%.

    High: 37 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 41. East southeast wind 5 to 7 mph.
Tuesday
Mostly cloudy, with a high near 61. Windy, with a southeast wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 32 mph.
Tuesday Night
A chance of rain and thunderstorms before midnight, then a slight chance of rain. Mostly cloudy, then gradually becoming mostly clear, with a low around 46. Breezy, with a south southeast wind 14 to 18 mph becoming west southwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 61. Breezy, with a west wind 14 to 20 mph, with gusts as high as 32 mph.
Wednesday Night
Mostly clear, with a low around 34. West wind 7 to 11 mph becoming northeast after midnight. Winds could gust as high as 18 mph.
Thursday
A slight chance of rain and snow before noon, then a chance of rain. Partly sunny, with a high near 53. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain likely, possibly mixed with snow, mainly before midnight. Mostly cloudy, with a low around 28. Blustery. Chance of precipitation is 60%.
Friday
A chance of snow before noon, then a slight chance of rain and snow. Partly sunny, with a high near 37. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 36.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
Mostly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
Last Update:
5:12 pm CST Feb 16, 2026
Forecast Valid:
5pm CST Feb 16, 2026-6pm CST Feb 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation