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

36°F

2°C

Humidity 52%
Wind Speed NW 16 mph
Barometer 30.02 in (1017.3 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 13 Mar 6:54 pm CDT
Extended Forecast for

2 Miles NNE Dewar IA

Winter Storm Watch March 15, 10:00am until March 16, 10:00am
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: Mostly cloudy, with a low around 28. Northwest wind 5 to 14 mph becoming east after midnight. Winds could gust as high as 20 mph.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow before 11am. Mostly cloudy, with a high near 41. Breezy, with an east southeast wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 41 °F

    Slight Chance
    Snow then
    Mostly Cloudy
    and Breezy

  • Saturday Night

    Saturday Night: A slight chance of rain and snow before 8pm, then a slight chance of snow between 8pm and 10pm, then rain likely after 10pm. Some thunder is also possible. Cloudy, with a low around 35. Windy, with an east southeast wind 17 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow
    Likely and
    Windy

  • Sunday

    Sunday: Rain before 1pm, then rain and snow between 1pm and 4pm, then snow after 4pm. Some thunder is also possible. Patchy blowing snow after 5pm. Temperature rising to near 42 by 10am, then falling to around 33 during the remainder of the day. Windy, with an east southeast wind 21 to 26 mph becoming north 27 to 32 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    High: 42 °F⇓

    Showers and
    Windy then
    Rain/Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow, mainly before 1am. The snow could be heavy at times. Widespread blowing snow, mainly after 7pm. Low around 8. Very windy, with a north northwest wind 33 to 36 mph, with gusts as high as 49 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 8 °F

    Heavy Snow
    and Blowing
    Snow

  • Monday

    Monday: A 20 percent chance of snow before 1pm. Areas of blowing snow before 8am. Partly sunny, with a high near 15. Windy.

    High: 15 °F

    Slight Chance
    Snow and
    Areas Blowing
    Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around -1. Windy.

    Low: -1 °F

    Partly Cloudy
    and Windy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 1pm. Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.

    Low: 18 °F

    Snow Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 28. Northwest wind 5 to 14 mph becoming east after midnight. Winds could gust as high as 20 mph.
Saturday
A 20 percent chance of snow before 11am. Mostly cloudy, with a high near 41. Breezy, with an east southeast wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph.
Saturday Night
A slight chance of rain and snow before 8pm, then a slight chance of snow between 8pm and 10pm, then rain likely after 10pm. Some thunder is also possible. Cloudy, with a low around 35. Windy, with an east southeast wind 17 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday
Rain before 1pm, then rain and snow between 1pm and 4pm, then snow after 4pm. Some thunder is also possible. Patchy blowing snow after 5pm. Temperature rising to near 42 by 10am, then falling to around 33 during the remainder of the day. Windy, with an east southeast wind 21 to 26 mph becoming north 27 to 32 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Sunday Night
Snow, mainly before 1am. The snow could be heavy at times. Widespread blowing snow, mainly after 7pm. Low around 8. Very windy, with a north northwest wind 33 to 36 mph, with gusts as high as 49 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Monday
A 20 percent chance of snow before 1pm. Areas of blowing snow before 8am. Partly sunny, with a high near 15. Windy.
Monday Night
Partly cloudy, with a low around -1. Windy.
Tuesday
A 20 percent chance of snow after 1pm. Mostly sunny, with a high near 25.
Tuesday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Wednesday
Sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Dewar IA
 42.59°N 92.26°W
Last Update:
6:22 pm CDT Mar 13, 2026
Forecast Valid:
7pm CDT Mar 13, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation