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

66°F

19°C

Humidity 75%
Wind Speed E 5 mph
Barometer 29.85 in (1010.6 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 21 Jun 9:54 am CDT
Extended Forecast for

Allison IA

  • Today

    Today: Showers likely, mainly between 11am and 4pm. Cloudy, with a high near 68. East southeast wind 6 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 52. East northeast wind 5 to 9 mph becoming calm. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76. Northeast wind around 6 mph.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. Light and variable wind.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. Light south southeast wind becoming south 5 to 10 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

Today
Showers likely, mainly between 11am and 4pm. Cloudy, with a high near 68. East southeast wind 6 to 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
A 30 percent chance of showers, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 52. East northeast wind 5 to 9 mph becoming calm. New precipitation amounts of less than a tenth of an inch possible.
Monday
Mostly sunny, with a high near 76. Northeast wind around 6 mph.
Monday Night
Partly cloudy, with a low around 53. Light and variable wind.
Tuesday
Mostly sunny, with a high near 77. Light south southeast wind becoming south 5 to 10 mph in the afternoon.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 78.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Saturday
Partly sunny, with a high near 81. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Allison IA
 42.73°N 92.79°W
Last Update:
9:52 am CDT Jun 21, 2026
Forecast Valid:
10am CDT Jun 21, 2026-6pm CDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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