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Aztalan, Wisconsin Weather Forecast
Aztalan, Wisconsin Weather
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Weather Forecast for Aztalan, Wisconsin : Jefferson County
Issued: 11:32 am CST Jan 13, 2026 Latitude: 43.0727787 Longitude: -88.8623285 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Wednesday Thursday Friday Saturday Sunday M.L.King Day
Increasing Clouds on This Afternoon 30% chance of rain & snow on Tonight Partly Sunny on Wednesday 20% chance of snow on Thursday 80% chance of snow on Friday 40% chance of snow on Saturday 20% chance of snow on Sunday Partly Sunny on M.L.King Day
High: 48°F Low: 20°F High: 23°F High: 24°F High: 32°F High: 16°F High: 14°F High: 15°F
Low: 9 °F Low: 20°F Low: 11°F Low: 4°F Low: 1°F  
Increasing Clouds Rain & Snow Partly Sunny Snow Snow Snow Snow Partly Sunny
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Current Conditions at
WATERTOWN - (KRYV)
50°
Feels like 45°F
Clear
as of 11:55 AM CST
Rel. Humidity: 53%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.47 in.
Flight Rule: VFR
Wind Data
13 MPH
Gust: 21 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
MADISON - (KMSN)
50°
Feels like 46°F
Mostly Clear
as of 11:53 AM CST
Rel. Humidity: 53%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.49 in.
Flight Rule: VFR
Wind Data
9 MPH
Gust: 21 MPH
240° Southwest
Cloud Level(s): Few at 12000ft, Few at 25000ft
Current Conditions at
JUNEAU - (KUNU)
48°
Feels like 41°F
Clear
as of 12:02 PM CST
Rel. Humidity: 61%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.46 in.
Flight Rule: VFR
Wind Data
17 MPH
Gust: 25 MPH
240° Southwest
Cloud Level(s): Clear
Current Conditions at
WAUKESHA - (KUES)
48°
Feels like 42°F
Clear
as of 11:45 AM CST
Rel. Humidity: 61%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.48 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 29 MPH
250° West
Cloud Level(s): Clear
Increasing Clouds on This Afternoon This Afternoon... Increasing clouds, with a high near 48. West wind around 15 mph, with gusts as high as 30 mph.
30% chance of rain & snow Tonight Tonight... Scattered rain and snow showers before 2am, then a slight chance of snow showers between 2am and 4am, then scattered flurries after 4am. Cloudy, with a low around 20. Blustery, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 23. Blustery, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 9. Wind chill values between zero and 5. North wind 10 to 15 mph.
20% chance of snow Thursday Thursday... A 20 percent chance of snow after noon. Increasing clouds, with a high near 24. Northwest wind 5 to 10 mph becoming south in the afternoon.
90% chance of snow Thursday Night Thursday Night... Snow. Low around 20. Southwest wind around 10 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
80% chance of snow Friday Friday... Snow. High near 32. West wind 10 to 15 mph. Chance of precipitation is 80%.
60% chance of snow Friday Night Friday Night... Snow likely. Mostly cloudy, with a low around 11. West wind 10 to 15 mph. Chance of precipitation is 60%.
40% chance of snow Saturday Saturday... A 40 percent chance of snow. Mostly cloudy, with a high near 16.
20% chance of snow Saturday Night Saturday Night... A 20 percent chance of snow. Mostly cloudy, with a low around 4.
20% chance of snow Sunday Sunday... A 20 percent chance of snow. Partly sunny, with a high near 14.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 1.
Partly Sunny on M.L.King Day M.L.King Day... Partly sunny, with a high near 15.
Current Radar Image


Sun Almanac for Aztalan, Wisconsin
Sunrise: 07:25 AM
Sunset: 4:44 PM
Civil Sunrise:06:53 AM
Civil Sunset: 5:15 PM
Nautical Sunrise: 06:18 AM
Nautical Sunset: 5:50 PM
Astro Sunrise: 05:44 AM
Astro Sunset: 6:24 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.