Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Mostly Cloudy

91°F

33°C

Humidity 66%
Wind Speed SW 10 mph
Barometer 29.96 in (1013.6 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 16 Aug 3:54 pm CDT
Extended Forecast for

2 Miles SSE Stout IA

Heat Advisory until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 16, 08:00pm

    NOW until 8:00pm Sat

    Heat Advisory

  • This Afternoon

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 72. South southwest wind around 7 mph becoming southeast after midnight.

    Low: 72 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 91. South southeast wind 6 to 10 mph.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 72. South southeast wind 7 to 9 mph.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly sunny, with a high near 89. West southwest wind 8 to 10 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 68. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 82.

    High: 82 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 91. Heat index values as high as 106. Southwest wind around 9 mph.
Tonight
Partly cloudy, with a low around 72. South southwest wind around 7 mph becoming southeast after midnight.
Sunday
Mostly sunny, with a high near 91. South southeast wind 6 to 10 mph.
Sunday Night
A slight chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. South southeast wind 7 to 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 89. West southwest wind 8 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 68. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 82.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Stout IA
 42.49°N 92.7°W
4:38 pm CDT Aug 16, 2025
4pm CDT Aug 16, 2025-6pm CDT Aug 22, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database