SEVERE THUNDERSTORM WATCH 563 REMAINS VALID UNTIL 2 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS IN WISCONSIN THIS WATCH INCLUDES 9 COUNTIES IN SOUTH CENTRAL WISCONSIN DANE GREEN ROCK IN SOUTHEAST WISCONSIN JEFFERSON KENOSHA MILWAUKEE RACINE WALWORTH WAUKESHA THIS INCLUDES THE CITIES OF BELOIT, BRODHEAD, BROOKFIELD, DELAVAN, EAST TROY, ELKHORN, FORT ATKINSON, JANESVILLE, JEFFERSON, KENOSHA, LAKE GENEVA, MADISON, MENOMONEE FALLS, MILWAUKEE, MONROE, MUSKEGO, NEW BERLIN, RACINE, WATERTOWN, WAUKESHA, AND WHITEWATER.
Local weather forecast
Weather in Oconomowoc, WI
Updated 2026-08-11 12:45 local time · ZIP codes 53066
Now72°F
Partly cloudy
High / Low83° / 69°
Rain chance78%
Wind9 mph
Weather alerts
5Active alerts
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 563 IN EFFECT UNTIL 2 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS IN WISCONSIN THIS WATCH INCLUDES 12 COUNTIES IN SOUTH CENTRAL WISCONSIN DANE GREEN IOWA LAFAYETTE ROCK SAUK IN SOUTHEAST WISCONSIN JEFFERSON KENOSHA MILWAUKEE RACINE WALWORTH WAUKESHA THIS INCLUDES THE CITIES OF ARGYLE, BARABOO, BARNEVELD, BELMONT, BELOIT, BENTON, BLANCHARDVILLE, BRODHEAD, BROOKFIELD, DARLINGTON, DELAVAN, DODGEVILLE, EAST TROY, ELKHORN, FORT ATKINSON, JANESVILLE, JEFFERSON, KENOSHA, LAKE GENEVA, MADISON, MENOMONEE FALLS, MILWAUKEE, MINERAL POINT, MONROE, MUSKEGO, NEW BERLIN, PRAIRIE DU SAC, RACINE, REEDSBURG, SAUK CITY, SHULLSBURG, WATERTOWN, WAUKESHA, AND WHITEWATER.
* WHAT...Dense fog will reduce visibility to 1 NM or less. * WHERE...Nearshore Waters from North Point Lighthouse to Wind Point. * WHEN...Until 10 AM CDT Tuesday. * IMPACTS...Low visibility will make navigation difficult.
Safety instructions
If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass.
SEVERE THUNDERSTORM WATCH 563 REMAINS VALID UNTIL 2 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS NORTH POINT LIGHT TO WIND POINT WI WIND POINT WI TO WINTHROP HARBOR IL LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5NM OFFSHORE TO MID LAKE LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5NM OFFSHORE TO MID LAKE
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 563 IN EFFECT UNTIL 2 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS NORTH POINT LIGHT TO WIND POINT WI WIND POINT WI TO WINTHROP HARBOR IL LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5NM OFFSHORE TO MID LAKE LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5NM OFFSHORE TO MID LAKE
Hourly
Next hours
Now72°50% rain
72°50% rain2 PM
77°9% rain
77°9% rain3 PM77°10% rain
77°10% rain4 PM83°7% rain
83°7% rain5 PM82°8% rain
82°8% rain6 PM80°8% rain
80°8% rain7 PM81°9% rain
81°9% rain8 PM74°12% rain
74°12% rain9 PM
73°13% rain
73°13% rain10 PM71°14% rain
71°14% rain11 PM71°18% rain
71°18% rain12 AM
68°20% rain
68°20% rainForecast
3-day weather forecast
Today2026-08-11
83° 69°Sunny
Rain 78%Gust 9 mph
Tomorrow2026-08-12
83° 66°Mist
Rain 68%Gust 8 mph
Thursday2026-08-13
81° 62°Sunny
Rain 19%Gust 10 mph
Conditions
Weather details
Feels like76°F
Humidity94%
Pressure29.91 inHg
Visibility8 mi
Wind9 mph SE
Wind gusts16 mph
Precipitation0.02 in
UV index4
Daylight
Sunrise, sunset and moon
Sunrise05:55 AM
Sunset08:02 PM
Moonrise03:52 AM
Moon phaseNew Moon
Practical guide
Weather insights for today
Take an umbrella
Rain chance reaches about 32% over the next 12 hours.
Light layers should work
It feels like 76°F with winds near 9 mph.
Best window: 2 PM
77°F, 9% rain chance and 6 mph wind.
Use extra caution while driving
Visibility is around 8 mi; gusts may reach 16 mph.
Good conditions for an easy run
Current temperature is 72°F, wind 9 mph, rain chance up to 32%.
Moderate UV protection recommended
UV index is 4. Sunscreen and sunglasses are sensible for longer outdoor time.
Oconomowoc weather today
Partly cloudy and 72°F in Oconomowoc, WI. Today's high is 83°F with a 78% rain chance. Winds are around 9 mph with gusts near 16 mph. Relative humidity is 94%, pressure is 29.91 inHg, and visibility is about 8 miles.
Tonight and tomorrow in Oconomowoc
Sunrise is at 05:55 AM and sunset is at 08:02 PM. Tomorrow's forecast calls for Mist with a high near 83°F and a low near 66°F. The maximum rain chance is 68%.
Nearby
Weather near Oconomowoc
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