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Aztalan, Wisconsin Weather Forecast
Aztalan, Wisconsin Weather
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Weather Forecast for Aztalan, Wisconsin : Jefferson County
Issued: 9:06 pm CST Jan 22, 2026 Latitude: 43.0727787 Longitude: -88.8623285 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Cloudy on Tonight Sunny on Friday 20% chance of snow on Saturday 30% chance of snow on Sunday Mostly Sunny on Monday Partly Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday
Low: -17°F High: -6°F High: 2 °F High: 10°F High: 8 °F High: 15°F High: 11°F High: 8°F
Low: -17°F Low: -3°F Low: -7°F Low: 6°F Low: -1°F Low: -5°F  
Cloudy Sunny Snow Snow Mostly Sunny Partly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
WATERTOWN - (KRYV)
Feels like -15°F
Clear
as of 9:55 PM CST
Rel. Humidity: 54%
Dew Point: -11°F
Visibility: 10 Miles
Pressure: 30.26 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 22 MPH
290° West
Cloud Level(s): Clear
Current Conditions at
MADISON - (KMSN)
-0°
Feels like -18°F
Partly Cloudy
as of 9:53 PM CST
Rel. Humidity: 54%
Dew Point: -13°F
Visibility: 10 Miles
Pressure: 30.28 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 24 MPH
300° Northwest
Cloud Level(s): Scattered at 2900ft
Current Conditions at
JUNEAU - (KUNU)
Feels like -14°F
Mostly Cloudy
Haze
as of 9:55 PM CST
Rel. Humidity: 64%
Dew Point: -8°F
Visibility: 5 Miles
Pressure: 30.25 in.
Flight Rule: MVFR
Wind Data
10 MPH
290° West
Cloud Level(s): Scattered at 1400ft, Broken at 2200ft
Current Conditions at
WAUKESHA - (KUES)
Feels like -15°F
Clear
as of 9:55 PM CST
Rel. Humidity: 50%
Dew Point: -9°F
Visibility: 10 Miles
Pressure: 30.24 in.
Flight Rule: VFR
Wind Data
20 MPH
Gust: 26 MPH
280° West
Cloud Level(s): Clear
Cloudy on Tonight Tonight... Partly cloudy, with a low around -17. Wind chill values between -30 and -40. Northwest wind around 15 mph, with gusts as high as 30 mph.

Sunny on Friday Friday... Sunny and cold, with a high near -6. Wind chill values between -30 and -40. Northwest wind 10 to 15 mph.

Increasing Clouds on Friday Night Friday Night... Increasing clouds, with a low around -17. Wind chill values between -25 and -30. North wind around 5 mph.

20% chance of snow Saturday Saturday... A 20 percent chance of snow after noon. Mostly cloudy and cold, with a high near 2. Wind chill values between -15 and -25. North wind around 5 mph becoming calm.

30% chance of snow Saturday Night Saturday Night... A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around -3. Calm wind becoming north around 5 mph after midnight.

30% chance of snow Sunday Sunday... A 30 percent chance of snow, mainly before noon. Mostly cloudy and cold, with a high near 10. North wind 5 to 10 mph.

20% chance of snow Sunday Night Sunday Night... A 20 percent chance of snow. Mostly cloudy, with a low around -7. Northwest wind around 5 mph.

Mostly Sunny on Monday Monday... Mostly sunny and cold, with a high near 8. Northwest wind 5 to 10 mph becoming southwest in the afternoon.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a steady temperature around 6.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 15.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around -1.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 11.

20% chance of snow Wednesday Night Wednesday Night... A 20 percent chance of snow. Partly cloudy, with a low around -5.

Mostly Sunny on Thursday Thursday... Mostly sunny and cold, with a high near 8.

Current Radar Image


Sun Almanac for Aztalan, Wisconsin
Sunrise: 07:20 AM
Sunset: 4:55 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:26 PM
Nautical Sunrise: 06:14 AM
Nautical Sunset: 6:00 PM
Astro Sunrise: 05:40 AM
Astro Sunset: 6:34 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.