French Island, Wisconsin Weather
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Weather Forecast for French Island, Wisconsin : La Crosse County
Issued: 2:13 am CDT Jul 4, 2025 Latitude: 43.8582986 Longitude: -91.2604166 View on Google Maps

MouseOver for Detail Forecast
Overnight Independence Day Saturday Sunday Monday Tuesday Wednesday Thursday
30% chance of thunderstorms on Overnight 20% chance of thunderstorms on Independence Day 80% chance of thunderstorms on Saturday Mostly Sunny on Sunday Sunny on Monday 40% chance of thunderstorms on Tuesday 30% chance of thunderstorms on Wednesday 20% chance of thunderstorms on Thursday
Low: 71°F High: 90°F High: 86°F High: 83°F High: 83°F High: 84°F High: 83°F High: 82°F
Low: 74°F Low: 67°F Low: 62°F Low: 65°F Low: 65°F Low: 62°F  
Thunderstorms Thunderstorms Thunderstorms Mostly Sunny Sunny Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
LA CROSSE - (KLSE)
72°
Cloudy
Heavy Thunderstorm Rain Mist
as of 1:59 AM CDST
Rel. Humidity: 88%
Dew Point: 68°F
Visibility: 3 Miles
Pressure: 30.02 in.
Flight Rule: MVFR
Wind Data
7 MPH
040° Northeast
Cloud Level(s): Few at 1700ft, Broken at 3200ft, Solid Overcast at 5500ft
Current Conditions at
MCCOY AAF - (KCMY)
72°
Cloudy
Thunderstorm Light Rain Mist
as of 2:40 AM CDST
Rel. Humidity: 94%
Dew Point: 70°F
Visibility: 3 Miles
Pressure: 30.02 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 2900ft
Current Conditions at
WINONA MUNICIPAL - (KONA)
72°
Partly Cloudy
as of 2:35 AM CDST
Rel. Humidity: 78%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
6 MPH
130° Southeast
Cloud Level(s): Scattered at 5000ft
Current Conditions at
DECORAH - (KDEH)
75°
Clear
as of 2:35 AM CDST
Rel. Humidity: 100%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
6 MPH
170° South
Cloud Level(s): Clear
30% chance of thunderstorms Overnight Overnight... A 30 percent chance of showers and thunderstorms, mainly before 4am. Mostly cloudy, with a low around 71. Southeast wind around 7 mph.
20% chance of thunderstorms Independence Day Independence Day... A 20 percent chance of showers and thunderstorms before 10am. Partly sunny, with a high near 90. South wind 8 to 14 mph.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 74. South wind 8 to 10 mph.
80% chance of thunderstorms Saturday Saturday... A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 86. South wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
60% chance of thunderstorms Saturday Night Saturday Night... Showers likely and possibly a thunderstorm before 1am. Mostly cloudy, with a low around 67. Southwest wind 8 to 10 mph becoming northwest after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 83. North wind around 7 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 62. North wind around 6 mph becoming calm in the evening.
Sunny on Monday Monday... Sunny, with a high near 83. Light and variable wind.
20% chance of thunderstorms Monday Night Monday Night... A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65. Light and variable wind.
40% chance of thunderstorms Tuesday Tuesday... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Light and variable wind becoming southwest around 5 mph in the afternoon.
40% chance of thunderstorms Tuesday Night Tuesday Night... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. West wind around 5 mph becoming calm in the evening.
30% chance of thunderstorms Wednesday Wednesday... A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Calm wind becoming northwest around 5 mph in the afternoon.
20% chance of thunderstorms Wednesday Night Wednesday Night... A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62. North wind around 6 mph becoming calm in the evening.
20% chance of thunderstorms Thursday Thursday... A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. East wind 3 to 5 mph.
Current Radar Image


Sun Almanac for French Island, Wisconsin
Sunrise: 05:29 AM
Sunset: 8:50 PM
Civil Sunrise:04:53 AM
Civil Sunset: 9:26 PM
Nautical Sunrise: 04:06 AM
Nautical Sunset: 10:13 PM
Astro Sunrise: 03:08 AM
Astro Sunset: 11:11 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.