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.

A Few Clouds

54°F

12°C

Humidity 93%
Wind Speed Calm
Barometer 30.07 in (1018.4 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 27 Aug 11:53 pm CDT
Extended Forecast for

Mason WI

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Patchy Fog

  • Friday

    Friday: Areas of fog before 9am. Otherwise, sunny, with a high near 80. Calm wind becoming north around 5 mph in the afternoon.

    High: 80 °F

    Areas Fog
    then Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 5am. Increasing clouds, with a low around 53. East wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely before 1pm, then a chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%.

    Low: 61 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. Light east wind becoming northeast 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers after 1pm. Partly sunny, with a high near 84. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 84 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers. Mostly cloudy, with a low around 59. North wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 48. Calm wind.
Friday
Areas of fog before 9am. Otherwise, sunny, with a high near 80. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
A 30 percent chance of showers after 5am. Increasing clouds, with a low around 53. East wind around 5 mph becoming calm in the evening.
Saturday
Showers and thunderstorms likely before 1pm, then a chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 82. Light east wind becoming northeast 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 20%.
Sunday Night
A chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers after 1pm. Partly sunny, with a high near 84. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 59. North wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Partly cloudy, with a low around 57. Southwest wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57. Northeast wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 83. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mason WI
 46.43°N 91.07°W
Last Update:
9:46 pm CDT Aug 27, 2026
Forecast Valid:
11pm CDT Aug 27, 2026-6pm CDT Sep 3, 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