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.

Overcast and Breezy

44°F

7°C

Humidity 51%
Wind Speed S 21 G 30 mph
Barometer 29.66 in (1005.3 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 12 Mar 8:54 pm CDT
Extended Forecast for

Waterloo IA

High Wind Warning March 12, 10:00pm until March 13, 10:00am
Click here for hazard details and duration
High Wind Warning

  • Tonight

    Tonight: Rain likely, mainly before 1am. Mostly cloudy, with a low around 31. Windy, with a south wind 25 to 33 mph becoming west after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Windy. Rain
    Likely then
    Chance Rain

  • Friday

    Friday: Mostly sunny, with a high near 43. Windy, with a west northwest wind 27 to 32 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 50 mph.

    High: 43 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: A 40 percent chance of snow after 1am. Increasing clouds, with a low around 29. Northwest wind 5 to 10 mph becoming light and variable. Little or no snow accumulation expected.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A 20 percent chance of snow before 1pm. Cloudy, with a high near 42. East southeast wind 6 to 11 mph.

    High: 42 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: Rain and snow, mainly after 1am. Low around 32. Breezy, with an east wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow
    then
    Rain/Snow and
    Breezy

  • Sunday

    Sunday: Rain and snow, becoming all snow after 1pm. The snow could be heavy at times. Widespread blowing snow after 4pm. High near 40. Windy. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 40 °F

    Rain/Snow and
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow, mainly before 7pm. The snow could be heavy at times. Widespread blowing snow, mainly before 1am. Low around 8. Windy. Chance of precipitation is 80%.

    Low: 8 °F

    Heavy Snow
    and Blowing
    Snow

  • Monday

    Monday: Patchy blowing snow before 7am. Partly sunny, with a high near 15. Windy.

    High: 15 °F

    Windy. Patchy
    Blowing Snow
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around -1. Blustery.

    Low: -1 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

Detailed Forecast

Tonight
Rain likely, mainly before 1am. Mostly cloudy, with a low around 31. Windy, with a south wind 25 to 33 mph becoming west after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly sunny, with a high near 43. Windy, with a west northwest wind 27 to 32 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 50 mph.
Friday Night
A 40 percent chance of snow after 1am. Increasing clouds, with a low around 29. Northwest wind 5 to 10 mph becoming light and variable. Little or no snow accumulation expected.
Saturday
A 20 percent chance of snow before 1pm. Cloudy, with a high near 42. East southeast wind 6 to 11 mph.
Saturday Night
Rain and snow, mainly after 1am. Low around 32. Breezy, with an east wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday
Rain and snow, becoming all snow after 1pm. The snow could be heavy at times. Widespread blowing snow after 4pm. High near 40. Windy. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
Snow, mainly before 7pm. The snow could be heavy at times. Widespread blowing snow, mainly before 1am. Low around 8. Windy. Chance of precipitation is 80%.
Monday
Patchy blowing snow before 7am. Partly sunny, with a high near 15. Windy.
Monday Night
Mostly clear, with a low around -1. Blustery.
Tuesday
Mostly sunny, with a high near 21.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 14.
Wednesday
Partly sunny, with a high near 37.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo IA
 42.46°N 92.35°W
Last Update:
6:07 pm CDT Mar 12, 2026
Forecast Valid:
9pm CDT Mar 12, 2026-6pm CDT Mar 19, 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