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

88°F

31°C

Humidity 31%
Wind Speed SE 17 G 26 mph
Barometer 29.67 in (1004.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 15 May 4:54 pm CDT
Extended Forecast for

2 Miles N Dewar IA

Severe T-storm Watch until May 16, 01:00am
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until May 16, 01:00am

    NOW until 1:00am Sat

    Severe T-storm Watch

  • This Afternoon

    High: 83 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 2am. Some of the storms could be severe. Low around 57. South wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 57 °F

    Severe
    Thunderstorms

  • Saturday

    Saturday: Mostly sunny, with a high near 83. West northwest wind 5 to 8 mph becoming northeast in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers, then showers and thunderstorms likely after 10pm. Mostly cloudy, with a low around 58. East southeast wind 8 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    T-storms
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84. Windy, with a southeast wind 16 to 26 mph, with gusts as high as 37 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Windy. Chance
    T-storms then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 63. Windy. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °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
    Windy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 57. Windy. Chance of precipitation is 80%.

    Low: 57 °F

    Showers and
    Windy

Detailed Forecast

This Afternoon
Sunny, with a steady temperature around 83. Breezy, with a south wind around 16 mph, with gusts as high as 23 mph.
Tonight
Showers and thunderstorms, mainly before 2am. Some of the storms could be severe. Low around 57. South wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 21 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 83. West northwest wind 5 to 8 mph becoming northeast in the afternoon.
Saturday Night
A chance of showers, then showers and thunderstorms likely after 10pm. Mostly cloudy, with a low around 58. East southeast wind 8 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 50 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 84. Windy, with a southeast wind 16 to 26 mph, with gusts as high as 37 mph. 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. Partly cloudy, with a low around 63. 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 57. Windy. Chance of precipitation is 80%.
Tuesday
Partly sunny, with a high near 67. Windy.
Tuesday Night
Partly cloudy, with a low around 44. Breezy.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Dewar IA
 42.59°N 92.26°W
Last Update:
5:22 pm CDT May 15, 2026
Forecast Valid:
5pm CDT May 15, 2026-6pm CDT May 22, 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