Current conditions at
Waukesha County Airport (KUES)
Lat: 43.04°NLon: 88.25°WElev: 886ft.
Overcast
57°F
14°C
| Humidity | 77% |
| Wind Speed | E 14 mph |
| Barometer | 30.14 in |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Last update | 14 Oct 4:45 pm CDT |
Extended Forecast for
Sullivan WI
Tonight

Low: 49 °F
Mostly Cloudy
Thursday
High: 57 °F
Chance
Showers then
ShowersThursday Night
Low: 45 °F
Showers then
Showers
LikelyFriday

High: 54 °F
Chance
Showers and
BreezyFriday Night

Low: 32 °F
Partly Cloudy
then FrostSaturday

High: 56 °F
Frost then
SunnySaturday Night

Low: 36 °F
Clear
Sunday

High: 63 °F
Sunny
Sunday Night

Low: 41 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly cloudy, with a low around 49. Northeast wind around 5 mph.
Thursday
Showers, mainly after 11am. High near 57. East wind 5 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers, mainly before 1am. Low around 45. East wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 54. Breezy, with a northwest wind around 20 mph, with gusts as high as 30 mph.
Friday Night
Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 32. North wind 10 to 15 mph becoming light after midnight.
Saturday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 56. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
Clear, with a low around 36. Southwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 63. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 41.
Monday
Mostly sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 41.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Mostly sunny, with a high near 71.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Sullivan WI
43°N 88.6°W (Elev. 846 ft)
43°N 88.6°W (Elev. 846 ft)
3:32 pm CDT Oct 14, 2026
5pm CDT Oct 14, 2026-6pm CDT Oct 21, 2026


