
Petenwell Lake
Lake Petenwell, located in Adams County, Wisconsin, is a popular destination for tourists and locals alike. With over 23,000 acres of water, it is the second-largest lake in the state and is a popular spot for boating, fishing, and water sports. The lake was created in the 1940s when the Wisconsin River Power Company built a hydroelectric dam on the Wisconsin River, and today it is known as Petenwell Flowage. One of the main attractions of Lake Petenwell is the abundance of fine waterfront real estate around Petenwell County Park. This park is one of Central Wisconsin's most popular parks and offers a variety of activities for visitors, including camping, hiking, and picnicking. The park also has a boat launch, making it easy for visitors to access the lake. Located just south of the Petenwell Dam is Castle Rock Lake, which is Wisconsin's fourth-largest lake. These two lakes, along with the Wisconsin River, separate Adams County and Juneau City. The area is known for its scenic beauty, and many visitors come to enjoy the natural surroundings and outdoor activities. Fishing is a popular activity on Lake Petenwell, and anglers can find a variety of fish in the lake, including walleye, musky, northern pike, bass, and panfish. The lake is also home to several fishing tournaments throughout the year, drawing anglers from all over the region. Lake Petenwell is a year-round destination, with each season offering its own unique charm. In the summer, visitors can enjoy boating, water skiing, and swimming, while fall brings spectacular foliage and great fishing. In the winter, ice fishing and snowmobiling are popular activities, and visitors can take in the snowy scenery and peaceful winter landscapes. Overall, Lake Petenwell is a beautiful and vibrant destination in the heart of Wisconsin. With its picturesque surroundings, abundance of outdoor activities, and year-round attractions, it is no wonder that it is one of Central Wisconsin's biggest attractions.
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Petenwell Lake
Lake Petenwell, located in Adams County, Wisconsin, is a popular destination for tourists and locals alike. With over 23,000 acres of water, it is the second-largest lake in the state and is a popular spot for boating, fishing, and water sports. The lake was created in the 1940s when the Wisconsin River Power Company built a hydroelectric dam on the Wisconsin River, and today it is known as Petenwell Flowage. One of the main attractions of Lake Petenwell is the abundance of fine waterfront real estate around Petenwell County Park. This park is one of Central Wisconsin's most popular parks and offers a variety of activities for visitors, including camping, hiking, and picnicking. The park also has a boat launch, making it easy for visitors to access the lake. Located just south of the Petenwell Dam is Castle Rock Lake, which is Wisconsin's fourth-largest lake. These two lakes, along with the Wisconsin River, separate Adams County and Juneau City. The area is known for its scenic beauty, and many visitors come to enjoy the natural surroundings and outdoor activities. Fishing is a popular activity on Lake Petenwell, and anglers can find a variety of fish in the lake, including walleye, musky, northern pike, bass, and panfish. The lake is also home to several fishing tournaments throughout the year, drawing anglers from all over the region. Lake Petenwell is a year-round destination, with each season offering its own unique charm. In the summer, visitors can enjoy boating, water skiing, and swimming, while fall brings spectacular foliage and great fishing. In the winter, ice fishing and snowmobiling are popular activities, and visitors can take in the snowy scenery and peaceful winter landscapes. Overall, Lake Petenwell is a beautiful and vibrant destination in the heart of Wisconsin. With its picturesque surroundings, abundance of outdoor activities, and year-round attractions, it is no wonder that it is one of Central Wisconsin's biggest attractions.
Read more detailsCurrent Conditions
Water Temperature
Current water temperature for Petenwell Lake is 57°F.
Current Snapshot
Forecast: Sunday, May 11
Clear
Hourly Insights
Temperature
Precipitation
Wind
Sun, Moon & UV
Solunar Fishing Forecast
Todays action is rated a 5 (scale is 0 thru 5, 5 is the best)
5:00 AM - 5:00 AM
4:38 PM - 7:08 PM
12:14 AM - 1:44 AM
9:16 AM - 10:46 AM
Outlook for Sunday at Petenwell Lake
Expect temperatures ranging from 45°F to 77°F. Skies look mostly clear with little chance of precipitation. Winds will be averaging 9 mph, with potential gusts reaching up to 20 mph. The maximum UV index will be 9 (Very High), so plan sun protection accordingly. For anglers, today's fishing action is rated 5/5 (Todays action is rated a 5 (scale is 0 thru 5, 5 is the best)). Look for the best bite times during the major periods around 5:00 AM and 4:38 PM, or try the minor windows near 12:14 AM and 9:16 AM for potential early morning or evening action. Check back for the latest conditions and forecasts for Petenwell Lake.
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Lake Information
Common Fish Species
Nearby Lakes
Water Temperature History
Trends for Petenwell Lake
Current Temp
Latest recorded surface temperature.
Lowest in Period
35°F
On Mar 30
Coldest point in the Last 12 Months.
Average in Period
51°F
Typical temp during the Last 12 Months.
Temperature Trend: Last 12 Months
Surface temperature over the selected period.
Key Observations (Last 12 Months)
- Warmest avg: August (75°F).
- Coolest avg: December (37°F).
- Rapid warming often occurs: April → May (+17°F).
- Sharpest cooling trend: September → October (-15°F).
Weather Forecast
Wind speed and pressure trends
Hourly Wind Forecast
Wind Direction
128°
Pressure
1026 mb
Cloud Cover
0%
Visibility
21 miles
Daily Pressure Forecast


Frequently Asked Questions About Petenwell Lake
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