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

38°F

3°C

Humidity 60%
Wind Speed SE 18 G 26 mph
Barometer 30.19 in (1023.1 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 7 Apr 10:54 pm CDT
Extended Forecast for

Waterloo IA

  • Tonight

    Tonight: A chance of showers between 1am and 4am. Mostly cloudy, with a low around 38. Breezy, with a southeast wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 38 °F

    Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: A chance of showers before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 68. Windy, with a southwest wind 18 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Windy.
    Decreasing
    Clouds then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and 11pm. Cloudy during the early evening, then gradual clearing, with a low around 37. West southwest wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Showers
    Likely then
    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers after 1pm. Increasing clouds, with a high near 57. Northwest wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Sunny then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 39. North northeast wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Showers
    Likely

  • Friday

    Friday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Friday Night

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

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 61.

    High: 61 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers between 1am and 4am. Mostly cloudy, with a low around 38. Breezy, with a southeast wind 15 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Increasing clouds, with a high near 68. Windy, with a southwest wind 18 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers between 9pm and 11pm. Cloudy during the early evening, then gradual clearing, with a low around 37. West southwest wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of showers after 1pm. Increasing clouds, with a high near 57. Northwest wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 39. North northeast wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Mostly sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 37.
Saturday
A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 61.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 53.
Sunday
Showers likely. Mostly cloudy, with a high near 71. Windy. Chance of precipitation is 70%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 59. Breezy. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 77. Breezy.
Monday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers. Partly sunny, with a high near 59. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
Last Update:
10:52 pm CDT Apr 7, 2026
Forecast Valid:
11pm CDT Apr 7, 2026-6pm CDT Apr 14, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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