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

Hazardous Weather Conditions

Current conditions at

John F Kennedy Memorial Airport (KASX)

Lat: 46.55°NLon: 90.92°WElev: 814ft.

Fair

68°F

20°C

Humidity 87%
Wind Speed N 7 mph
Barometer 29.88 in (1011.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 3 Sep 8:53 pm CDT
Extended Forecast for

Marengo WI

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a chance of showers. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 62 °F

    T-storms
    Likely and
    Patchy Fog

  • Friday

    Friday: A 10 percent chance of showers before 7am. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 78 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon.

    High: 84 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 61. Calm wind becoming south around 5 mph after midnight.

    Low: 61 °F

    Chance
    Showers

  • Labor Day

    Labor Day: A chance of showers. Mostly cloudy, with a high near 81. South wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 81 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. South wind around 10 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Showers
    Likely

Detailed Forecast

Tonight
Showers and thunderstorms likely before 4am, then a chance of showers. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A 10 percent chance of showers before 7am. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming northeast around 5 mph in the afternoon.
Friday Night
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening.
Saturday
Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening.
Sunday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 61. Calm wind becoming south around 5 mph after midnight.
Labor Day
A chance of showers. Mostly cloudy, with a high near 81. South wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. South wind around 10 mph, with gusts as high as 25 mph.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. Breezy, with a south wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. South wind 5 to 10 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 81. Breezy, with a southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 55. West wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
A slight chance of showers. Mostly sunny, with a high near 75. North wind 5 to 10 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marengo WI
 46.41°N 90.8°W
Last Update:
6:11 pm CDT Sep 3, 2026
Forecast Valid:
9pm CDT Sep 3, 2026-6pm CDT Sep 10, 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