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

77°F

25°C

Humidity 88%
Wind Speed NE 3 mph
Barometer 29.90 in (1012.0 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 28 Jul 8:54 pm CDT
Extended Forecast for

2 Miles NW Waterloo IA

  • Tonight

    Tonight: Patchy smoke before 2am. Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Patchy Smoke

  • Wednesday

    Wednesday: Sunny, with a high near 87. South wind 3 to 7 mph.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. South wind around 6 mph.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 85. South wind 5 to 9 mph.

    High: 85 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 66. South southeast wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 78 °F

    Heavy Rain

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Breezy.

    Low: 64 °F

    Chance
    T-storms and
    Breezy

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 81. Breezy.

    High: 81 °F

    Slight Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy smoke before 2am. Mostly clear, with a low around 68. Calm wind.
Wednesday
Sunny, with a high near 87. South wind 3 to 7 mph.
Wednesday Night
Mostly clear, with a low around 68. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 85. South wind 5 to 9 mph.
Thursday Night
Showers likely, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 66. South southeast wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Breezy.
Saturday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 81. Breezy.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Waterloo IA
 42.51°N 92.38°W
Last Update:
9:02 pm CDT Jul 28, 2026
Forecast Valid:
9pm CDT Jul 28, 2026-6pm CDT Aug 4, 2026
 
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