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.

Light Rain

48°F

9°C

Humidity 83%
Wind Speed E 14 mph
Barometer 30.11 in (1020.0 mb)
Dewpoint 43°F (6°C)
Visibility 5.00 mi
Wind Chill42°F (6°C)
Last update 20 Apr 10:54 am CDT
Extended Forecast for

Waterloo IA

  • Today

    Today: Showers. Temperature falling to around 46 by 4pm. Breezy, with an east wind 10 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F⇓

    Showers and
    Breezy

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 3am, then a chance of showers. Low around 42. Breezy, with an east wind 14 to 18 mph becoming west northwest after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 42 °F

    Showers and
    Breezy

  • Monday

    Monday: A 10 percent chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 59. Breezy, with a west northwest wind 13 to 18 mph, with gusts as high as 31 mph.

    High: 59 °F

    Breezy.
    Slight Chance
    Showers then
    Decreasing
    Clouds

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 41. Northwest wind 5 to 8 mph becoming east southeast after midnight.

    Low: 41 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 71. East southeast wind 9 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 48. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers. Mostly cloudy, with a high near 69.

    High: 69 °F

    Chance
    Showers

Detailed Forecast

Today
Showers. Temperature falling to around 46 by 4pm. Breezy, with an east wind 10 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm before 3am, then a chance of showers. Low around 42. Breezy, with an east wind 14 to 18 mph becoming west northwest after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday
A 10 percent chance of showers before 7am. Cloudy through mid morning, then gradual clearing, with a high near 59. Breezy, with a west northwest wind 13 to 18 mph, with gusts as high as 31 mph.
Monday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 41. Northwest wind 5 to 8 mph becoming east southeast after midnight.
Tuesday
Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 71. East southeast wind 9 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 48. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 75.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 52.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 69.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 49.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 67.
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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:
10:34 am CDT Apr 20, 2025
Forecast Valid:
11am CDT Apr 20, 2025-6pm CDT Apr 26, 2025
 
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