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.

Overcast

39°F

4°C

Humidity 96%
Wind Speed NW 7 mph
Barometer 30.06 in (1018.7 mb)
Dewpoint 38°F (3°C)
Visibility 9.00 mi
Wind Chill34°F (1°C)
Last update 1 Nov 8:54 am CDT
Extended Forecast for

Waterloo IA

  • Today

    Today: A 30 percent chance of showers, mainly before noon. Cloudy, with a high near 46. North wind 7 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. North wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 53. Breezy, with a light south wind becoming south southwest 11 to 16 mph in the morning. Winds could gust as high as 25 mph.

    High: 53 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38. South southwest wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 60. Northwest wind 9 to 11 mph, with gusts as high as 18 mph.

    High: 60 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers, mainly before noon. Cloudy, with a high near 46. North wind 7 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly cloudy, with a low around 32. North wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 53. Breezy, with a light south wind becoming south southwest 11 to 16 mph in the morning. Winds could gust as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 38. South southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 60. Northwest wind 9 to 11 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
Sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 44.
Friday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.51°N 92.38°W
Last Update:
6:16 am CDT Nov 1, 2025
Forecast Valid:
9am CDT Nov 1, 2025-6pm CST Nov 7, 2025
 
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