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

37°F

3°C

Humidity 48%
Wind Speed W 7 mph
Barometer 30.09 in (1019.5 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 18 Apr 11:54 pm CDT
Extended Forecast for

Waterloo IA

  • Overnight

    Overnight: Mostly clear, with a low around 32. West southwest wind 6 to 8 mph.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Scattered snow showers before 8am, then scattered sprinkles and flurries between 8am and 9am. Mostly cloudy, then gradually becoming sunny, with a high near 50. North northwest wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 50 °F

    Scattered
    Sprinkles/Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 29. North northwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 29 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 59. South wind 5 to 14 mph, with gusts as high as 22 mph.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 48. South wind 10 to 14 mph, with gusts as high as 22 mph.

    Low: 48 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 32. West southwest wind 6 to 8 mph.
Sunday
Scattered snow showers before 8am, then scattered sprinkles and flurries between 8am and 9am. Mostly cloudy, then gradually becoming sunny, with a high near 50. North northwest wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Sunday Night
Clear, with a low around 29. North northwest wind 5 to 10 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 59. South wind 5 to 14 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 48. South wind 10 to 14 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Clear, with a low around 49.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
A 40 percent chance of showers after 1pm. Partly sunny, with a high near 77. Windy.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. Breezy. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 62. Breezy.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 39. Breezy.
Saturday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
Last Update:
10:48 pm CDT Apr 18, 2026
Forecast Valid:
12am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
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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