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Sandusky, Wisconsin Weather Forecast
Sandusky, Wisconsin Weather
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Weather Forecast for Sandusky, Wisconsin : Sauk County
Issued: 3:32 am CST Dec 7, 2025 Latitude: 43.3952615 Longitude: -90.1520699 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
40% chance of snow on Overnight Sunny on Sunday Mostly Cloudy on Monday 30% chance of rain & snow on Tuesday 20% chance of snow on Wednesday 30% chance of snow on Thursday Partly Sunny on Friday Partly Sunny on Saturday
Low: 19°F High: 15°F High: 22°F High: 35°F High: 31°F High: 22°F High: 12°F High: 8°F
Low: -1°F Low: 17 °F Low: 26°F Low: 9°F Low: 0°F Low: -6°F  
Snow Sunny Mostly Cloudy Rain & Snow Snow Snow Partly Sunny Partly Sunny
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Current Conditions at
LONE ROCK - (KLNR)
21°
Mostly Cloudy
as of 3:56 AM CST
Rel. Humidity: 85%
Dew Point: 18°F
Visibility: 9 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
3 MPH
320° Northwest
Cloud Level(s): Broken at 12000ft
Current Conditions at
BARABOO - (KDLL)
19°
Mostly Cloudy
as of 3:55 AM CST
Rel. Humidity: 100%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
3 MPH
330° Northwest
Cloud Level(s): Scattered at 800ft, Broken at 12000ft
Current Conditions at
BOSCOBEL - (KOVS)
21°
Mostly Clear
as of 3:53 AM CST
Rel. Humidity: 92%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.07 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 12000ft
40% chance of snow Overnight Overnight... A 40 percent chance of snow before 5am. Mostly cloudy, with a steady temperature around 19. Calm wind becoming north around 5 mph.

Sunny on Sunday Sunday... Sunny, with a high near 15. Wind chill values between -5 and 5. North wind 5 to 10 mph.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around -1. North wind around 5 mph becoming calm in the evening.

Mostly Cloudy on Monday Monday... Mostly cloudy, with a high near 22. Wind chill values between zero and 10. Light southeast wind becoming south 5 to 10 mph in the morning.

40% chance of snow Monday Night Monday Night... A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a temperature falling to near 17 by 8pm, then rising to around 24 during the remainder of the night. South wind 10 to 15 mph.

30% chance of rain & snow Tuesday Tuesday... A chance of rain and snow after noon. Mostly cloudy, with a high near 35. West wind around 10 mph. Chance of precipitation is 30%.

90% chance of rain & snow Tuesday Night Tuesday Night... Rain and snow before 3am, then a chance of snow. Low around 26. South wind 10 to 15 mph becoming northwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

20% chance of snow Wednesday Wednesday... A 20 percent chance of snow before noon. Mostly cloudy, with a high near 31. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

20% chance of snow Wednesday Night Wednesday Night... A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 9.

30% chance of snow Thursday Thursday... A 30 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 22.

30% chance of snow Thursday Night Thursday Night... A 30 percent chance of snow. Mostly cloudy, with a low around 0.

Partly Sunny on Friday Friday... Partly sunny, with a high near 12.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around -6.

Partly Sunny on Saturday Saturday... Partly sunny and cold, with a high near 8.

Sun Almanac for Sandusky, Wisconsin
Sunrise: 07:20 AM
Sunset: 4:25 PM
Civil Sunrise:06:48 AM
Civil Sunset: 4:57 PM
Nautical Sunrise: 06:12 AM
Nautical Sunset: 5:33 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:07 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.