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

82°F

28°C

Humidity 17%
Wind Speed SW 20 G 37 mph
Barometer 29.56 in (1000.8 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 15 May 5:53 pm CDT
Extended Forecast for

Mason WI

Red Flag Warning May 15, 06:08pm until May 15, 09:00pm
Click here for hazard details and duration
...
  •  
    Red Flag Warning May 15, 06:08pm until May 15, 09:00pm

    NOW until 9:00pm Fri

    Red Flag Warning

  • Tonight

    Low: 53 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 74. Breezy, with a west wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 74 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 42. Breezy, with a north wind 10 to 15 mph becoming northeast 5 to 10 mph in the evening.

    Low: 42 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Sunday

    Sunday: A slight chance of showers, then showers and possibly a thunderstorm after 1pm. High near 64. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 64 °F

    Slight Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 48. East wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 48 °F

    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 10am. High near 66. South wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Cloudy, with a low around 42. Breezy, with a northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 42 °F

    Showers and
    Breezy

  • Tuesday

    Tuesday: A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 59. Breezy, with a west wind around 15 mph, with gusts as high as 30 mph.

    High: 59 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 53. Breezy, with a southwest wind 5 to 15 mph, with gusts as high as 35 mph.
Saturday
Sunny, with a high near 74. Breezy, with a west wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly clear, with a low around 42. Breezy, with a north wind 10 to 15 mph becoming northeast 5 to 10 mph in the evening.
Sunday
A slight chance of showers, then showers and possibly a thunderstorm after 1pm. High near 64. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 48. East wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Showers, with thunderstorms also possible after 10am. High near 66. South wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 42. Breezy, with a northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
A chance of showers, mainly before 1pm. Mostly cloudy, with a high near 59. Breezy, with a west wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 36. Breezy, with a west wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Partly sunny, with a high near 55. Northwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 37. North wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers. Mostly sunny, with a high near 63. Southwest wind around 5 mph.
Thursday Night
A slight chance of showers. Partly cloudy, with a low around 42. East wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers. Mostly sunny, with a high near 64. South wind 5 to 10 mph becoming east in the afternoon.
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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:
5:51 pm CDT May 15, 2026
Forecast Valid:
6pm CDT May 15, 2026-6pm CDT May 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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