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Attica, Wisconsin Weather Forecast
Attica, Wisconsin Weather
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Weather Forecast for Attica, Wisconsin : Green County
Issued: 10:16 pm CST Nov 28, 2025 Latitude: 42.770005 Longitude: -89.4806753 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
70% chance of snow on Tonight 100% chance of snow on Saturday 20% chance of snow on Sunday 20% chance of snow on Monday Partly Sunny on Tuesday 20% chance of snow on Wednesday Mostly Sunny on Thursday 20% chance of snow on Friday
Low: 21°F High: 28°F High: 28°F High: 19°F High: 22°F High: 30°F High: 18°F High: 27°F
Low: 24°F Low: 4 °F Low: 8 °F Low: 13°F Low: 4°F Low: 4°F  
Snow Snow Snow Snow Partly Sunny Snow Mostly Sunny Snow
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Current Conditions at
MONROE - (KEFT)
25°
Cloudy
as of 10:35 PM CST
Rel. Humidity: 73%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.33 in.
Flight Rule: VFR
Wind Data
3 MPH
050° Northeast
Cloud Level(s): Scattered at 8000ft, Solid Overcast at 8500ft
Current Conditions at
JANESVILLE - (KJVL)
Cloudy
as of 10:35 PM CST
Visibility: 10 Miles
Pressure: 30.37 in.
Flight Rule: VFR
Wind Data
5 MPH
090° East
Cloud Level(s): Solid Overcast at 10000ft
Current Conditions at
MADISON - (KMSN)
23°
Cloudy
as of 9:53 PM CST
Rel. Humidity: 73%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: VFR
Wind Data
3 MPH
080° East
Cloud Level(s): Scattered at 11000ft, Solid Overcast at 13000ft
70% chance of snow Tonight Tonight... Snow likely, mainly after 4am. Cloudy, with a low around 21. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.

100% chance of snow Saturday Saturday... Snow. The snow could be heavy at times. High near 28. East wind 10 to 15 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 8 inches possible.

100% chance of snow Saturday Night Saturday Night... Snow, mainly before 3am. Low around 24. East wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

20% chance of snow Sunday Sunday... A 20 percent chance of snow before noon. Cloudy, then gradually becoming mostly sunny, with a high near 28. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.

Increasing Clouds on Sunday Night Sunday Night... Increasing clouds, with a low around 4. Northwest wind 5 to 10 mph becoming light west after midnight.

20% chance of snow Monday Monday... A 20 percent chance of snow after noon. Mostly cloudy, with a high near 19. Calm wind becoming southwest around 5 mph in the afternoon.

40% chance of snow Monday Night Monday Night... A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 8. West wind around 5 mph.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 22. Southwest wind 5 to 10 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 13.

20% chance of snow Wednesday Wednesday... A 20 percent chance of snow after noon. Mostly cloudy, with a high near 30.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 4.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 18.

20% chance of snow Thursday Night Thursday Night... A 20 percent chance of snow. Partly cloudy, with a low around 4.

20% chance of snow Friday Friday... A 20 percent chance of snow. Mostly cloudy, with a high near 27.

Sun Almanac for Attica, Wisconsin
Sunrise: 07:06 AM
Sunset: 4:26 PM
Civil Sunrise:06:35 AM
Civil Sunset: 4:57 PM
Nautical Sunrise: 06:00 AM
Nautical Sunset: 5:33 PM
Astro Sunrise: 05:26 AM
Astro Sunset: 6:06 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.