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 and Breezy

71°F

22°C

Humidity 35%
Wind Speed SW 24 G 40 mph
Barometer 29.83 in (1010.1 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 8 Apr 3:54 pm CDT
Extended Forecast for

Waterloo IA

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 70. Windy, with a southwest wind around 23 mph, with gusts as high as 41 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance
    Showers and
    Windy

  • Tonight

    Tonight: Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and midnight. Cloudy during the early evening, then gradual clearing, with a low around 39. West southwest wind 6 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 39 °F

    Showers
    Likely then
    Partly Cloudy

  • Thursday

    Thursday: A 50 percent chance of showers, mainly after 4pm. Increasing clouds, with a high near 58. West northwest wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Sunny then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then a chance of showers after 1am. Low around 39. Northeast wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 39 °F

    Showers

  • Friday

    Friday: Mostly sunny, with a high near 56. North wind around 8 mph.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 40%.

    High: 59 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 53. Breezy.

    Low: 53 °F

    Chance
    T-storms and
    Breezy

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 72. Windy. Chance of precipitation is 70%.

    High: 72 °F

    Showers
    Likely and
    Windy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 70. Windy, with a southwest wind around 23 mph, with gusts as high as 41 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 10pm, then a chance of showers between 10pm and midnight. Cloudy during the early evening, then gradual clearing, with a low around 39. West southwest wind 6 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 50 percent chance of showers, mainly after 4pm. Increasing clouds, with a high near 58. West northwest wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of showers and thunderstorms before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then a chance of showers after 1am. Low around 39. Northeast wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Mostly sunny, with a high near 56. North wind around 8 mph.
Friday Night
Mostly clear, with a low around 37.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 40%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 53. Breezy.
Sunday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 72. Windy. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 63. Windy.
Monday
A 40 percent chance of showers. Partly sunny, with a high near 79. Breezy.
Monday Night
Showers likely. Partly cloudy, with a low around 57. Chance of precipitation is 60%.
Tuesday
Showers likely. Partly sunny, with a high near 68. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
Last Update:
4:17 pm CDT Apr 8, 2026
Forecast Valid:
4pm CDT Apr 8, 2026-6pm CDT Apr 14, 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