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Aztalan, Wisconsin Weather Forecast
Aztalan, Wisconsin Weather
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Weather Forecast for Aztalan, Wisconsin : Jefferson County
Issued: 2:12 pm CST Jan 21, 2026 Latitude: 43.0727787 Longitude: -88.8623285 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Friday Saturday Sunday Monday Tuesday
50% chance of snow on This Afternoon 80% chance of snow on Tonight 20% chance of snow on Thursday Sunny on Friday 20% chance of snow on Saturday 40% chance of snow on Sunday Mostly Sunny on Monday Mostly Sunny on Tuesday
High: 23°F Low: 5 °F High: 18°F High: -7°F High: 1 °F High: 10°F High: 8°F High: 17°F
Low: -17°F Low: -16°F Low: -5°F Low: -5°F Low: -2°F  
Snow Snow Snow Sunny Snow Snow Mostly Sunny Mostly Sunny
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Current Conditions at
WATERTOWN - (KRYV)
23°
Feels like 13°F
Cloudy
Light Snow
as of 2:15 PM CST
Rel. Humidity: 67%
Dew Point: 14°F
Visibility: 7 Miles
Pressure: 29.82 in.
Flight Rule: MVFR
Wind Data
9 MPH
220° Southwest
Cloud Level(s): Scattered at 1700ft, Broken at 3000ft, Solid Overcast at 3600ft
Current Conditions at
MADISON - (KMSN)
21°
Feels like 10°F
Cloudy
Light Snow
as of 2:28 PM CST
Rel. Humidity: 79%
Dew Point: 16°F
Visibility: 2 Miles
Pressure: 29.81 in.
Flight Rule: IFR
Wind Data
9 MPH
Gust: 16 MPH
230° Southwest
Cloud Level(s): Broken at 2000ft, Broken at 3500ft, Solid Overcast at 10000ft
Current Conditions at
JUNEAU - (KUNU)
21°
Feels like 7°F
Cloudy
as of 2:18 PM CST
Rel. Humidity: 73%
Dew Point: 14°F
Visibility: 10 Miles
Pressure: 29.81 in.
Flight Rule: VFR
Wind Data
15 MPH
230° Southwest
Cloud Level(s): Solid Overcast at 5000ft
Current Conditions at
WAUKESHA - (KUES)
21°
Feels like 8°F
Mostly Cloudy
as of 1:45 PM CST
Rel. Humidity: 79%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 23 MPH
250° West
Cloud Level(s): Scattered at 1500ft, Broken at 4600ft
50% chance of snow This Afternoon This Afternoon... A 50 percent chance of snow after 4pm. Mostly cloudy, with a high near 23. Southwest wind 10 to 15 mph.
80% chance of snow Tonight Tonight... Snow, mainly before 9pm. Low around 5. Wind chill values between -5 and zero. West wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
20% chance of snow Thursday Thursday... A chance of flurries between 9am and 3pm, then a slight chance of snow after 3pm. Mostly sunny, with a high near 18. Wind chill values between -5 and 5. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around -17. Wind chill values between -25 and -35. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Sunny on Friday Friday... Sunny and cold, with a high near -7. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around -16. Northwest wind around 5 mph becoming calm in the evening.
20% chance of snow Saturday Saturday... A 20 percent chance of snow after noon. Partly sunny and cold, with a high near 1. Calm wind becoming northwest around 5 mph.
40% chance of snow Saturday Night Saturday Night... A 40 percent chance of snow. Mostly cloudy, with a low around -5. Calm wind becoming north around 5 mph after midnight.
40% chance of snow Sunday Sunday... A 40 percent chance of snow. Mostly cloudy and cold, with a high near 10.
20% chance of snow Sunday Night Sunday Night... A 20 percent chance of snow before midnight. Mostly cloudy, with a low around -5.
Mostly Sunny on Monday Monday... Mostly sunny and cold, with a high near 8.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around -2.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 17.
Current Radar Image


Sun Almanac for Aztalan, Wisconsin
Sunrise: 07:20 AM
Sunset: 4:53 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:24 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 5:59 PM
Astro Sunrise: 05:41 AM
Astro Sunset: 6:33 PM
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