Conditions
Scored by DiveConnect's site-physics model
Marine forecast via Copernicus Marine. Score is a rule-based guide from swell/wind vs. the site's exposure — always dive your own assessment.
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About this site
Lopper I is a freshwater dive site on Lake Lucerne near Hergiswil, in the canton of Nidwalden in central Switzerland. It sits along the shoreline below the Lopper ridge, close to where the lake narrows between Hergiswil and the surrounding mountains. The site reaches a maximum depth of around 20 metres and is rated a beginner dive, making it a straightforward entry point into this stretch of the lake.
AI overviewDurable tips from divers — access, hazards, marine life, facilities. For day-of conditions, use the report tool in the conditions card above.
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