National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Overcast

35°F

2°C

Humidity 82%
Wind Speed W 17 G 24 mph
Barometer 29.96 in (1015.4 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 7 Mar 4:54 pm CST
Extended Forecast for

Dewar IA

  • Tonight

    Tonight: Partly cloudy, with a low around 34. West wind 8 to 15 mph becoming south southwest after midnight. Winds could gust as high as 24 mph.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 63. Breezy, with a southwest wind 14 to 18 mph, with gusts as high as 30 mph.

    High: 63 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 42. Breezy, with a south southwest wind 11 to 17 mph, with gusts as high as 28 mph.

    Low: 42 °F

    Clear and
    Breezy

  • Monday

    Monday: Sunny, with a high near 67. Southwest wind around 10 mph.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 41. Southeast wind 8 to 10 mph becoming northeast in the evening.

    Low: 41 °F

    Clear

  • Tuesday

    Tuesday: A slight chance of rain between noon and 3pm, then a slight chance of rain and thunderstorms after 3pm. Mostly sunny, with a high near 64. Chance of precipitation is 20%.

    High: 64 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 31. Blustery.

    Low: 31 °F

    Chance Rain
    and Blustery

  • Wednesday

    Wednesday: A chance of rain and snow before noon, then a slight chance of snow. Partly sunny, with a high near 42. Windy. Chance of precipitation is 40%.

    High: 42 °F

    Windy. Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. Blustery.

    Low: 25 °F

    Mostly Clear
    and Blustery
    then Partly
    Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 34. West wind 8 to 15 mph becoming south southwest after midnight. Winds could gust as high as 24 mph.
Sunday
Sunny, with a high near 63. Breezy, with a southwest wind 14 to 18 mph, with gusts as high as 30 mph.
Sunday Night
Clear, with a low around 42. Breezy, with a south southwest wind 11 to 17 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 67. Southwest wind around 10 mph.
Monday Night
Clear, with a low around 41. Southeast wind 8 to 10 mph becoming northeast in the evening.
Tuesday
A slight chance of rain between noon and 3pm, then a slight chance of rain and thunderstorms after 3pm. Mostly sunny, with a high near 64. Chance of precipitation is 20%.
Tuesday Night
A 50 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 31. Blustery.
Wednesday
A chance of rain and snow before noon, then a slight chance of snow. Partly sunny, with a high near 42. Windy. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 25. Blustery.
Thursday
Partly sunny, with a high near 50. Breezy.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 37. Windy.
Friday
Partly sunny, with a high near 53. Windy.
Friday Night
Mostly cloudy, with a low around 26. Blustery.
Saturday
Mostly cloudy, with a high near 41. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dewar IA
 42.57°N 92.26°W
Last Update:
5:16 pm CST Mar 7, 2026
Forecast Valid:
5pm CST Mar 7, 2026-6pm CDT Mar 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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