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 and Windy

75°F

24°C

Humidity 69%
Wind Speed S 26 G 36 mph
Barometer 29.60 in (1001.9 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 28 Apr 8:54 pm CDT
Extended Forecast for

Waterloo IA

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 10pm and 1am. Mostly cloudy, with a low around 48. Windy, with a south southwest wind 16 to 21 mph becoming west after midnight. Winds could gust as high as 30 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Chance
    T-storms and
    Windy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 63. Breezy, with a north northwest wind 11 to 18 mph, with gusts as high as 29 mph.

    High: 63 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. North wind around 6 mph becoming light and variable.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 50 percent chance of showers. Partly sunny, with a high near 63. East southeast wind 6 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 51. East southeast wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly between 10pm and 1am. Mostly cloudy, with a low around 48. Windy, with a south southwest wind 16 to 21 mph becoming west after midnight. Winds could gust as high as 30 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 63. Breezy, with a north northwest wind 11 to 18 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly clear, with a low around 42. North wind around 6 mph becoming light and variable.
Wednesday
A 50 percent chance of showers. Partly sunny, with a high near 63. East southeast wind 6 to 10 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 51. East southeast wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 45.
Friday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 40.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 80.
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:
8:17 pm CDT Apr 28, 2025
Forecast Valid:
9pm CDT Apr 28, 2025-6pm CDT May 5, 2025
 
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