National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fair

46°F

8°C

Humidity 77%
Wind Speed W 9 mph
Barometer 29.58 in (1001.7 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 7 Nov 3:54 am CST
Extended Forecast for

Waterloo IA

  • Today

    Today: A slight chance of rain before 3pm, then a chance of sprinkles between 3pm and 5pm. Increasing clouds, with a high near 60. Breezy, with a west northwest wind 10 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 60 °F

    Sunny then
    Slight Chance
    Rain and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Northwest wind 8 to 13 mph becoming light and variable after midnight.

    Low: 34 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain and snow likely before noon, then rain between noon and 1pm, then rain and snow after 1pm. Steady temperature around 37. Calm wind becoming north 5 to 9 mph in the morning. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 37 °F

    Rain/Snow
    Likely then
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow before midnight. Partly cloudy, with a low around 24. Blustery, with a north northwest wind 9 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 24 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy and
    Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 34. Breezy, with a northwest wind 15 to 18 mph, with gusts as high as 29 mph.

    High: 34 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of rain before 3pm, then a chance of sprinkles between 3pm and 5pm. Increasing clouds, with a high near 60. Breezy, with a west northwest wind 10 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 34. Northwest wind 8 to 13 mph becoming light and variable after midnight.
Saturday
Rain and snow likely before noon, then rain between noon and 1pm, then rain and snow after 1pm. Steady temperature around 37. Calm wind becoming north 5 to 9 mph in the morning. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday Night
A chance of rain and snow before midnight. Partly cloudy, with a low around 24. Blustery, with a north northwest wind 9 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
Mostly sunny, with a high near 34. Breezy, with a northwest wind 15 to 18 mph, with gusts as high as 29 mph.
Sunday Night
Mostly clear, with a low around 20.
Monday
Sunny, with a high near 38.
Monday Night
Mostly cloudy, with a low around 25.
Veterans Day
Partly sunny, with a high near 52.
Tuesday Night
Mostly clear, with a low around 35.
Wednesday
Sunny, with a high near 55.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Mostly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.51°N 92.38°W
Last Update:
3:16 am CST Nov 7, 2025
Forecast Valid:
4am CST Nov 7, 2025-6pm CST Nov 13, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation