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

50°F

10°C

Humidity 80%
Wind Speed SE 9 mph
Barometer 29.96 in (1014.9 mb)
Dewpoint 44°F (7°C)
Visibility 9.00 mi
Wind Chill46°F (8°C)
Last update 5 Mar 9:54 pm CST
Extended Forecast for

New Hartford IA

  • Tonight

    Tonight: A slight chance of rain and thunderstorms before 2am, then rain likely and possibly a thunderstorm between 2am and 3am, then showers and possibly a thunderstorm after 3am. Low around 45. Southeast wind 7 to 10 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, mainly before 3pm. High near 65. Southeast wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms, mainly before 2am. Some of the storms could produce heavy rainfall. Low around 34. Breezy, with a south wind 11 to 18 mph becoming west northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 34 °F

    Breezy. Heavy
    Rain then
    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 46. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 46 °F

    Decreasing
    Clouds and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34. Southwest wind 8 to 15 mph, with gusts as high as 23 mph.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 61. Breezy.

    High: 61 °F

    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

  • Monday Night

    Monday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of rain and thunderstorms before 2am, then rain likely and possibly a thunderstorm between 2am and 3am, then showers and possibly a thunderstorm after 3am. Low around 45. Southeast wind 7 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and thunderstorms, mainly before 3pm. High near 65. Southeast wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms, mainly before 2am. Some of the storms could produce heavy rainfall. Low around 34. Breezy, with a south wind 11 to 18 mph becoming west northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 46. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 34. Southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 61. 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 after noon. 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
Mostly sunny, with a high near 48. Windy.
Wednesday Night
Mostly clear, with a low around 26. Blustery.
Thursday
Mostly sunny, with a high near 49. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
New Hartford IA
 42.58°N 92.61°W
Last Update:
9:57 pm CST Mar 5, 2026
Forecast Valid:
10pm CST Mar 5, 2026-6pm CDT Mar 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation