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.

Overcast

67°F

19°C

Humidity 63%
Wind Speed S 12 mph
Barometer 29.84 in (1010.2 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 13 Oct 12:54 am CDT
Extended Forecast for

Waterloo IA

  • Overnight

    Overnight: A 20 percent chance of showers before 3am. Mostly cloudy, with a low around 58. South wind 7 to 11 mph becoming north northwest. Winds could gust as high as 18 mph.

    Low: 58 °F

    Slight Chance
    Showers

  • Columbus Day

    Columbus Day: Mostly cloudy through mid morning, then gradual clearing, with a high near 72. North wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 72 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 49. North northeast wind 7 to 9 mph.

    Low: 49 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers. Mostly cloudy, with a high near 61. Northeast wind around 9 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers. Cloudy, with a low around 49. East northeast wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 75.

    High: 75 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers before 3am. Mostly cloudy, with a low around 58. South wind 7 to 11 mph becoming north northwest. Winds could gust as high as 18 mph.
Columbus Day
Mostly cloudy through mid morning, then gradual clearing, with a high near 72. North wind 10 to 14 mph, with gusts as high as 21 mph.
Monday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 49. North northeast wind 7 to 9 mph.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 61. Northeast wind around 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 40 percent chance of showers. Cloudy, with a low around 49. East northeast wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly cloudy, with a high near 65.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 75.
Thursday Night
Mostly cloudy, with a low around 59.
Friday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 76.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.32°W
Last Update:
12:32 am CDT Oct 13, 2025
Forecast Valid:
1am CDT Oct 13, 2025-6pm CDT Oct 19, 2025
 
Forecast Discussion
 
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Additional Resources

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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