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.

A Few Clouds

76°F

24°C

Humidity 91%
Wind Speed S 3 mph
Barometer 29.90 in (1011.7 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 1 Sep 10:54 pm CDT
Extended Forecast for

3 Miles NW Waverly IA

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 4am and 5am. Increasing clouds, with a low around 70. Southeast wind 5 to 8 mph becoming north northwest after midnight. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms before 1pm. Some of the storms could produce heavy rainfall. Mostly sunny, with a high near 89. East wind 6 to 8 mph becoming south southwest in the afternoon.

    High: 89 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South southeast wind around 6 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly before 10am. Mostly sunny, with a high near 88. North northeast wind 5 to 10 mph becoming south in the afternoon. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 71. South southeast wind 7 to 9 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Mostly Clear
    then Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.

    Low: 68 °F

    Mostly Clear
    then Chance
    T-storms

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 4am and 5am. Increasing clouds, with a low around 70. Southeast wind 5 to 8 mph becoming north northwest after midnight. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of showers and thunderstorms before 1pm. Some of the storms could produce heavy rainfall. Mostly sunny, with a high near 89. East wind 6 to 8 mph becoming south southwest in the afternoon.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South southeast wind around 6 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers and thunderstorms, mainly before 10am. Mostly sunny, with a high near 88. North northeast wind 5 to 10 mph becoming south in the afternoon. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 71. South southeast wind 7 to 9 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Partly cloudy, with a low around 69.
Saturday
Sunny, with a high near 88.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68.
Sunday
A 40 percent chance of showers. Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 65.
Labor Day
Partly sunny, with a high near 79.
Monday Night
Mostly cloudy, with a low around 62.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 80. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Waverly IA
 42.75°N 92.49°W
Last Update:
10:36 pm CDT Sep 1, 2026
Forecast Valid:
11pm CDT Sep 1, 2026-6pm CDT Sep 8, 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