Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Mostly Cloudy

58°F

14°C

Humidity 81%
Wind Speed NE 10 mph
Barometer 29.51 in (998.8 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 17 Jun 4:54 am CDT
Extended Forecast for

3 Miles S Readlyn IA

Severe T-storm Watch until June 17, 11:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until June 17, 11:00am

    NOW until 11:00am Wed

    Severe T-storm Watch

  • Overnight

    Low: 58 °F

    Severe
    Thunderstorms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly before noon, then a chance of showers and thunderstorms after noon. Some of the storms could be severe.  High near 75. Breezy, with a southeast wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 31 mph.  Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 75 °F

    Breezy.
    Severe
    Thunderstorms
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 55. Windy, with a west northwest wind 16 to 22 mph, with gusts as high as 37 mph.

    Low: 55 °F

    Slight Chance
    T-storms and
    Windy

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Breezy, with a northwest wind 15 to 17 mph, with gusts as high as 24 mph.

    High: 73 °F

    Partly Sunny
    and Breezy
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. Northwest wind 6 to 11 mph becoming light  after midnight.

    Low: 52 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am.  Mostly clear, with a low around 57. Chance of precipitation is 20%.

    Low: 57 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Some of the storms could be severe. Steady temperature around 58. East wind around 7 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm, mainly before noon, then a chance of showers and thunderstorms after noon. Some of the storms could be severe. High near 75. Breezy, with a southeast wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 55. Windy, with a west northwest wind 16 to 22 mph, with gusts as high as 37 mph.
Thursday
Mostly sunny, with a high near 73. Breezy, with a northwest wind 15 to 17 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 52. Northwest wind 6 to 11 mph becoming light after midnight.
Juneteenth
Sunny, with a high near 77.
Friday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 57. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74. Breezy. Chance of precipitation is 70%.
Sunday Night
A 40 percent chance of showers. Partly cloudy, with a low around 56. Breezy.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Readlyn IA
 42.66°N 92.23°W
5:22 am CDT Jun 17, 2026
5am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database