French Island, Wisconsin Weather
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Weather Forecast for French Island, Wisconsin : La Crosse County
Issued: 8:56 pm CDT Oct 19, 2025 Latitude: 43.8582986 Longitude: -91.2604166 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
Mostly Clear on Tonight 60% chance of rain on Monday 60% chance of rain on Tuesday Partly Sunny on Wednesday Sunny on Thursday Mostly Sunny on Friday Mostly Sunny on Saturday Partly Sunny on Sunday
Low: 41°F High: 64°F High: 48°F High: 50°F High: 54°F High: 57°F High: 58°F High: 59°F
Low: 42°F Low: 39°F Low: 32°F Low: 31°F Low: 35°F Low: 39°F  
Mostly Clear Rain Rain Partly Sunny Sunny Mostly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
LA CROSSE - (KLSE)
48°
Clear
Haze
as of 8:53 PM CDST
Rel. Humidity: 53%
Dew Point: 32°F
Visibility: 6 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
5 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
MCCOY AAF - (KCMY)
36°
Clear
as of 8:55 PM CDST
Rel. Humidity: 93%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
WINONA MUNICIPAL - (KONA)
43°
Clear
as of 8:55 PM CDST
Rel. Humidity: 75%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.88 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
DECORAH - (KDEH)
46°
Clear
as of 8:55 PM CDST
Rel. Humidity: 56%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 41. South wind around 6 mph.

60% chance of rain Monday Monday... Showers likely, mainly after 5pm. Increasing clouds, with a high near 64. Breezy, with a southeast wind 9 to 17 mph becoming southwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

40% chance of rain Monday Night Monday Night... A 40 percent chance of showers before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 42. West wind 10 to 14 mph. New precipitation amounts of less than a tenth of an inch possible.

60% chance of rain Tuesday Tuesday... Showers likely, mainly before 1pm. Mostly cloudy, with a high near 48. Breezy, with a west wind 15 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

20% chance of rain Tuesday Night Tuesday Night... A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 39. Breezy, with a northwest wind 16 to 18 mph, with gusts as high as 29 mph.

Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 50. Northwest wind around 14 mph, with gusts as high as 22 mph.

Mostly Clear on Wednesday Night Wednesday Night... Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 32. West wind 6 to 8 mph.

Sunny on Thursday Thursday... Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 54. Northwest wind around 7 mph.

Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 31. Light and variable wind.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 57. Calm wind becoming south around 5 mph in the afternoon.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 35. Southeast wind 3 to 5 mph.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 58. Southeast wind 5 to 7 mph.

Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 39. Southeast wind around 7 mph.

Partly Sunny on Sunday Sunday... Partly sunny, with a high near 59. Southeast wind 7 to 10 mph.

Current Radar Image


Sun Almanac for French Island, Wisconsin
Sunrise: 07:25 AM
Sunset: 6:15 PM
Civil Sunrise:06:56 AM
Civil Sunset: 6:44 PM
Nautical Sunrise: 06:23 AM
Nautical Sunset: 7:17 PM
Astro Sunrise: 05:49 AM
Astro Sunset: 7:51 PM
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