
Hurricane Isaias to Approach the Northern Gulf Coast on Friday
Isaias is expected to approach the northern Gulf Coast as a strong hurricane on Friday, bringing life-threatening storm surge, damaging winds, heavy rain, and severe thunderstorms across the region and Southeast into the weekend, with risks of flooding and tornadoes. Read More >
Current conditions at
East Troy Municipal Airport (K57C)
Lat: 42.8°NLon: 88.37°WElev: 860ft.
Fair
54°F
12°C
| Humidity | 57% |
| Wind Speed | NW 8 mph |
| Barometer | 30.08 in |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 52°F (11°C) |
| Last update | 8 Oct 9:35 am CDT |
Extended Forecast for
Jefferson WI
Today

High: 68 °F
Sunny
Tonight

Low: 45 °F
Partly Cloudy
Friday
High: 71 °F
Mostly Sunny
then Chance
ShowersFriday Night

Low: 57 °F
Mostly Clear
Saturday

High: 80 °F
Sunny
Saturday Night

Low: 58 °F
Partly Cloudy
Sunday

High: 75 °F
Mostly Sunny
Sunday Night

Low: 55 °F
Mostly Clear
Columbus Day
High: 76 °F
Partly Sunny
then Slight
Chance
Showers
Detailed Forecast
Today
Sunny, with a high near 68. West wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 45. Calm wind.
Friday
A chance of showers between 2pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 71. Light southeast wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 57. Southeast wind 5 to 10 mph.
Saturday
Sunny, with a high near 80. South wind 10 to 15 mph.
Saturday Night
Partly cloudy, with a low around 58. South wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 75. South wind around 5 mph.
Sunday Night
Mostly clear, with a low around 55. South wind around 5 mph becoming calm.
Columbus Day
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 76.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 50.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 61.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Jefferson WI
43.01°N 88.81°W (Elev. 833 ft)
43.01°N 88.81°W (Elev. 833 ft)
8:36 am CDT Oct 8, 2026
9am CDT Oct 8, 2026-6pm CDT Oct 14, 2026


