Lake
Opalsøen
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Wild recommends · ZOGGS
OWS Silicone Standard Swim Cap
Open water specific silicone cap. High-visibility, snug fit — keeps you seen and your head warm.
About
Explore this spot near Allinge. Great location for canoeing and wind surfing. Allinge is a charming town located on the northern coast of Bornholm Island in Denmark. The area around Allinge is filled with rolling hills covered in lush green forests, sandy beaches, and rugged cliffs that overlook the blue waters of the Baltic Sea. The coastline is dotted with small fishing villages, lighthouses, and rocky coves that offer breathtaking views of the sea. The town itself has a picturesque harbor, narrow alleys lined with colorful houses, and historic buildings that date back to the 16th century. The landscape is also characterized by ancient granite rock formations that are a popular destination for hikers and climbers. Overall, Allinge and the surrounding area offer a serene and tranquil setting for visitors to explore and enjoy the natural beauty of Denmark.
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Plan your swim
Before you go
- Cold water shock is real. Enter slowly and control your breathing.
- Lake water can be much colder below the surface (thermocline)
- Stay close to shore until you know the conditions
- Watch for boat traffic and stay visible with a tow float
- Check for blue-green algae warnings before swimming
Conditions change fast. Always check the latest data, read recent community reports, and swim within your ability.
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Frequently asked questions
Is this lake safe for swimming?
Check the Conditions tab for surface state and wind conditions. Review the Quality tab if this is a designated bathing water. Always read recent community reports for local advice.
How cold is the water?
Check the Temperature tab for the current estimate and 7-day trend. Lakes hold heat longer than rivers but can develop a thermocline. The water below the surface can be dramatically colder.
What should I bring?
A tow float for visibility (especially important where boats operate), warm layers for after, and consider a wetsuit in colder months. Check for designated swimming areas.