National Weather Service forecast
Onalaska, Wisconsin Weather
Onalaska 7-Day Forecast
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Overnight55°FChance Rain Showers25% chance of precipitation
A chance of rain showers after 4am. Mostly cloudy. Low around 55, with temperatures rising to around 58 overnight. South wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
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Wednesday60°FRain Showers80% chance of precipitation
Rain showers. Mostly cloudy. High near 60, with temperatures falling to around 54 in the afternoon. South wind 7 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
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Wednesday Night46°FRain Showers87% chance of precipitation
Rain showers. Cloudy. Low around 46, with temperatures rising to around 49 overnight. West wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.
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Thursday54°FRain Showers Likely then Cloudy69% chance of precipitation
Rain showers likely before noon. Cloudy, with a high near 54. Northwest wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible.
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Thursday Night36°FMostly Cloudy2% chance of precipitation
Mostly cloudy, with a low around 36. North wind 6 to 10 mph, with gusts as high as 22 mph.
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Friday49°FMostly Sunny
Mostly sunny, with a high near 49. North wind 3 to 7 mph.
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Friday Night30°FMostly Clear
Mostly clear, with a low around 30. North wind around 2 mph.
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Saturday52°FSunny
Sunny, with a high near 52. West wind 0 to 5 mph.
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Saturday Night35°FMostly Clear3% chance of precipitation
Mostly clear, with a low around 35. West wind around 2 mph.
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Sunday57°FSunny5% chance of precipitation
Sunny, with a high near 57. West wind 2 to 7 mph.
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Sunday Night36°FMostly Clear
Mostly clear, with a low around 36. Southwest wind around 2 mph.
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Monday62°FMostly Sunny1% chance of precipitation
Mostly sunny, with a high near 62. Southwest wind 2 to 10 mph.
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Monday Night40°FMostly Clear
Mostly clear, with a low around 40. West wind around 5 mph.
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Tuesday60°FSunny
Sunny, with a high near 60. Northwest wind around 5 mph.
Issued by the National Weather Service (ARX office), updated .
Onalaska Hourly Forecast
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Onalaska Weather Radar
Open the full radar for OnalaskaAbout Onalaska
- Population (2020 Census)
- 18,803
- Coordinates
- 43.888, -91.200
- Elevation
- 810 ft
- NWS forecast office
- ARX
- Time zone
- America/Chicago
- Sunrise today
- 6:44 AM CST
- Sunset today
- 4:51 PM CST
- Daylight today
- 10 h 7 min
Onalaska Weather Questions
What is the weather forecast for Onalaska, Wisconsin?
Overnight: A chance of rain showers after 4am. Mostly cloudy. Low around 55, with temperatures rising to around 58 overnight. South wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. Wednesday: Rain showers. Mostly cloudy. High near 60, with temperatures falling to around 54 in the afternoon. South wind 7 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
Will it rain or snow in Onalaska this week?
The best chance of precipitation is Wednesday Night at 87%. Periods with a 30% chance or more: Wednesday (80%), Wednesday Night (87%), Thursday (69%).
How warm and how cold will it get in Onalaska this week?
The warmest day is Monday, with a high near 62°F. The coldest night is Friday Night, with a low near 30°F.
What time are sunrise and sunset in Onalaska today?
Sunrise is at 6:44 AM CST and sunset is at 4:51 PM CST, for 10 h 7 min of daylight.
Weather near Onalaska
- French Island 4 mi
- La Crosse 5 mi
- West Salem 6 mi
- Brice Prairie 6 mi
- Holmen 7 mi
- Bangor 10 mi
- Mindoro 10 mi
- St. Joseph 11 mi