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

85°F

29°C

Humidity 36%
Wind Speed S 14 G 25 mph
Barometer 29.71 in (1005.6 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 15 May 2:54 pm CDT
Extended Forecast for

3 Miles ESE Allison IA

  • This Afternoon

    This Afternoon: Sunny, with a steady temperature around 85. South wind around 14 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 1am. Some of the storms could be severe. Low around 54. South wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Severe
    Thunderstorms

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Northwest wind 5 to 8 mph becoming northeast in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers, then showers and thunderstorms likely after 10pm. Increasing clouds, with a low around 56. East wind 7 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 56 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm. Mostly cloudy, with a high near 84. Windy, with an east southeast wind 16 to 21 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers
    Likely and
    Windy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Windy. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Chance
    T-storms and
    Windy then
    Showers
    Likely and
    Breezy

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 83. Windy. Chance of precipitation is 90%.

    High: 83 °F

    Showers and
    Breezy then
    T-storms and
    Windy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 54. Windy. Chance of precipitation is 80%.

    Low: 54 °F

    Showers and
    Windy

  • Tuesday

    Tuesday: Partly sunny, with a high near 66. Windy.

    High: 66 °F

    Partly Sunny
    and Windy

Detailed Forecast

This Afternoon
Sunny, with a steady temperature around 85. South wind around 14 mph, with gusts as high as 20 mph.
Tonight
Showers and thunderstorms, mainly before 1am. Some of the storms could be severe. Low around 54. South wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Mostly sunny, with a high near 82. Northwest wind 5 to 8 mph becoming northeast in the afternoon.
Saturday Night
A slight chance of showers, then showers and thunderstorms likely after 10pm. Increasing clouds, with a low around 56. East wind 7 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely and possibly a thunderstorm before 1pm. Mostly cloudy, with a high near 84. Windy, with an east southeast wind 16 to 21 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Windy. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. High near 83. Windy. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 54. Windy. Chance of precipitation is 80%.
Tuesday
Partly sunny, with a high near 66. Windy.
Tuesday Night
Partly cloudy, with a low around 42. Breezy.
Wednesday
Sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Mostly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Allison IA
 42.75°N 92.73°W
Last Update:
2:26 pm CDT May 15, 2026
Forecast Valid:
3pm CDT May 15, 2026-6pm CDT May 21, 2026
 
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