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

45°F

7°C

Humidity 42%
Wind Speed S 23 G 35 mph
Barometer 29.84 in (1011.3 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 12 Mar 3:54 pm CDT
Extended Forecast for

4 Miles SE Shell Rock IA

Winter Storm Watch March 14, 10:00pm until March 16, 10:00am
High Wind Warning March 12, 10:00pm until March 13, 10:00am
Click here for hazard details and duration
Winter Storm Watch
High Wind Warning

  • This Afternoon

    This Afternoon: A 30 percent chance of showers, mainly after 5pm. Mostly cloudy, with a high near 49. Windy, with a south wind around 23 mph, with gusts as high as 34 mph.

    High: 49 °F

    Chance
    Showers and
    Windy

  • Tonight

    Tonight: Showers, mainly before midnight. Low around 30. Very windy, with a south wind 26 to 36 mph becoming west northwest after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 30 °F

    Showers and
    Windy then
    Chance
    Showers and
    Very Windy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 43. Windy, with a northwest wind 29 to 34 mph decreasing to 21 to 26 mph in the afternoon. Winds could gust as high as 50 mph.

    High: 43 °F

    Decreasing
    Clouds and
    Windy

  • Friday Night

    Friday Night: A 40 percent chance of snow after 1am. Increasing clouds, with a low around 28. Northwest wind 6 to 11 mph becoming light and variable after midnight. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A slight chance of snow before 4pm, then a slight chance of rain and snow. Cloudy, with a high near 42. East southeast wind 6 to 13 mph. Chance of precipitation is 20%.

    High: 42 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Rain and snow, mainly after 1am. Low around 31. Breezy. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 31 °F

    Breezy.
    Chance
    Rain/Snow
    then
    Rain/Snow

  • Sunday

    Sunday: Snow, possibly mixed with rain, becoming all snow after 1pm. The snow could be heavy at times. Patchy blowing snow before 9am, then widespread blowing snow after 4pm. High near 39. Windy. Chance of precipitation is 100%.

    High: 39 °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 7. Very windy. Chance of precipitation is 80%.

    Low: 7 °F

    Heavy Snow
    and Blowing
    Snow

  • Monday

    Monday: Partly sunny, with a high near 15. Windy.

    High: 15 °F

    Partly Sunny
    and Windy

Detailed Forecast

This Afternoon
A 30 percent chance of showers, mainly after 5pm. Mostly cloudy, with a high near 49. Windy, with a south wind around 23 mph, with gusts as high as 34 mph.
Tonight
Showers, mainly before midnight. Low around 30. Very windy, with a south wind 26 to 36 mph becoming west northwest after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 43. Windy, with a northwest wind 29 to 34 mph decreasing to 21 to 26 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 28. Northwest wind 6 to 11 mph becoming light and variable after midnight. New snow accumulation of less than a half inch possible.
Saturday
A slight chance of snow before 4pm, then a slight chance of rain and snow. Cloudy, with a high near 42. East southeast wind 6 to 13 mph. Chance of precipitation is 20%.
Saturday Night
Rain and snow, mainly after 1am. Low around 31. Breezy. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Snow, possibly mixed with rain, becoming all snow after 1pm. The snow could be heavy at times. Patchy blowing snow before 9am, then widespread blowing snow after 4pm. High near 39. Windy. Chance of precipitation is 100%.
Sunday Night
Snow, mainly before 7pm. The snow could be heavy at times. Widespread blowing snow, mainly before 1am. Low around 7. Very windy. Chance of precipitation is 80%.
Monday
Partly sunny, with a high near 15. Windy.
Monday Night
Mostly clear, with a low around -1. Windy.
Tuesday
Mostly sunny, with a high near 21.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 14.
Wednesday
Mostly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Shell Rock IA
 42.66°N 92.52°W
Last Update:
2:46 pm CDT Mar 12, 2026
Forecast Valid:
4pm CDT Mar 12, 2026-6pm CDT Mar 18, 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