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.

Partly Cloudy

53°F

12°C

Humidity 72%
Wind Speed SE 7 mph
Barometer 29.92 in (1013.8 mb)
Dewpoint 44°F (7°C)
Visibility 8.00 mi
Wind Chill51°F (11°C)
Last update 5 Mar 3:54 pm CST
Extended Forecast for

Waterloo IA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 53. East southeast wind around 6 mph.

    High: 53 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms between 3am and 4am, then showers and possibly a thunderstorm after 4am. Low around 45. Southeast wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Mostly Cloudy
    then Showers

  • Friday

    Friday: Showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. High near 67. South wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 3am, then a chance of showers. Low around 34. Breezy, with a south wind 10 to 16 mph becoming west northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 34 °F

    Showers then
    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: Partly sunny, with a high near 46. Breezy, with a west northwest wind 8 to 16 mph, with gusts as high as 24 mph.

    High: 46 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 63. Breezy.

    High: 63 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. Breezy.

    Low: 46 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 53. East southeast wind around 6 mph.
Tonight
A chance of showers and thunderstorms between 3am and 4am, then showers and possibly a thunderstorm after 4am. Low around 45. Southeast wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and thunderstorms before 3pm, then a slight chance of showers and thunderstorms after 4pm. High near 67. South wind 11 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm before 3am, then a chance of showers. Low around 34. Breezy, with a south wind 10 to 16 mph becoming west northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Partly sunny, with a high near 46. Breezy, with a west northwest wind 8 to 16 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 34.
Sunday
Sunny, with a high near 63. Breezy.
Sunday Night
Mostly clear, with a low around 46. Breezy.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 45.
Tuesday
A 40 percent chance of rain. Mostly sunny, with a high near 70. Breezy.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 37. Breezy.
Wednesday
Partly sunny, with a high near 49. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.49°N 92.35°W
Last Update:
1:37 pm CST Mar 5, 2026
Forecast Valid:
4pm CST Mar 5, 2026-6pm CDT Mar 11, 2026
 
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Additional Resources

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Chance of Precipitation