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Attica, Wisconsin Weather Forecast
Attica, Wisconsin Weather
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Weather Forecast for Attica, Wisconsin : Green County
Issued: 8:57 pm CST Jan 18, 2026 Latitude: 42.770005 Longitude: -89.4806753 View on Google Maps

MouseOver for Detail Forecast
Tonight M.L.King Day Tuesday Wednesday Thursday Friday Saturday Sunday
50% chance of blowing snow on Tonight Blowing Snow on M.L.King Day Increasing Clouds on Tuesday 20% chance of snow on Wednesday Mostly Sunny on Thursday 20% chance of snow on Friday 20% chance of snow on Saturday 20% chance of snow on Sunday
Low: -3°F High: 5 °F High: 16°F High: 23°F High: 14°F High: 12°F High: 4°F High: 7°F
Low: -1°F Low: 11°F Low: 4 °F Low: 0°F Low: -8°F Low: -10°F  
Blowing Snow Blowing Snow Increasing Clouds Snow Mostly Sunny Snow Snow Snow
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Current Conditions at
MONROE - (KEFT)
16°
Feels like 0°F
Cloudy
Light Snow
as of 8:35 PM CST
Rel. Humidity: 85%
Dew Point: 12°F
Visibility: 7 Miles
Pressure: 29.79 in.
Flight Rule: VFR
Wind Data
15 MPH
250° West
Cloud Level(s): Scattered at 2600ft, Broken at 4200ft, Solid Overcast at 5000ft
Current Conditions at
JANESVILLE - (KJVL)
16°
Feels like 4°F
Cloudy
Light Snow
as of 7:45 PM CST
Rel. Humidity: 78%
Dew Point: 10°F
Visibility: 6 Miles
Pressure: 29.84 in.
Flight Rule: MVFR
Wind Data
9 MPH
230° Southwest
Cloud Level(s): Broken at 1700ft, Solid Overcast at 3400ft
Current Conditions at
MADISON - (KMSN)
12°
Cloudy
Light Snow
as of 7:53 PM CST
Rel. Humidity: 85%
Dew Point: 9°F
Visibility: 7 Miles
Pressure: 29.81 in.
Flight Rule: VFR
Wind Data
6 MPH
240° Southwest
Cloud Level(s): Solid Overcast at 4600ft
Current Conditions at
ALBERTUS AIRPORT - (KFEP)
18°
Feels like 5°F
Cloudy
as of 8:35 PM CST
Rel. Humidity: 85%
Dew Point: 14°F
Visibility: 7 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
10 MPH
270° West
Cloud Level(s): Scattered at 3000ft, Scattered at 3700ft, Solid Overcast at 4900ft
50% chance of blowing snow Tonight Tonight... A 50 percent chance of snow, mainly before 11pm. Areas of blowing snow after 11pm. Cloudy, then gradually becoming partly cloudy, with a low around -3. Wind chill values between -15 and -25. Blustery, with a northwest wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 40 mph.
Blowing Snow on M.L.King Day M.L.King Day... Areas of blowing snow before noon. Mostly sunny and cold, with a high near 5. Wind chill values between -15 and -25. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around -1. Wind chill values between -10 and -15. West wind 5 to 10 mph.
Increasing Clouds on Tuesday Tuesday... Increasing clouds, with a high near 16. Wind chill values between -5 and -15. West wind 5 to 10 mph becoming south in the afternoon.
70% chance of snow Tuesday Night Tuesday Night... Snow likely, mainly after midnight. Mostly cloudy, with a low around 11. South wind around 5 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
20% chance of snow Wednesday Wednesday... A 20 percent chance of snow. Mostly cloudy, with a high near 23. West wind 5 to 15 mph.
20% chance of snow Wednesday Night Wednesday Night... A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 4. West wind 10 to 15 mph.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 14. West wind 10 to 15 mph.
20% chance of snow Thursday Night Thursday Night... A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 0.
20% chance of snow Friday Friday... A 20 percent chance of snow. Partly sunny, with a high near 12.
20% chance of snow Friday Night Friday Night... A 20 percent chance of snow. Partly cloudy, with a low around -8.
20% chance of snow Saturday Saturday... A 20 percent chance of snow. Partly sunny and cold, with a high near 4.
30% chance of snow Saturday Night Saturday Night... A 30 percent chance of snow. Mostly cloudy, with a low around -10.
20% chance of snow Sunday Sunday... A 20 percent chance of snow. Partly sunny and cold, with a high near 7.
Current Radar Image


Sun Almanac for Attica, Wisconsin
Sunrise: 07:24 AM
Sunset: 4:53 PM
Civil Sunrise:06:53 AM
Civil Sunset: 5:24 PM
Nautical Sunrise: 06:18 AM
Nautical Sunset: 5:59 PM
Astro Sunrise: 05:44 AM
Astro Sunset: 6:32 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.