Germany
The spot "Kalk" is located on the right (east) bank of the Rhine river in the Köln-Kalk borough of Cologne, North Rhine-Westphalia, Germany, roughly at coordinates 50.9452, 6.9998. It is an urban river spot on the Rhine, offering flat-to-choppy water depending on conditions and position relative to the current; the sheltered right bank can provide smoother water while mid-river is choppier. According to MyWaterSessions community-measured data, the most common wind direction is from the W, and the fastest logged 2-second top speed is 12.7 km/h — indicating that truly powered-up sessions are the exception rather than the rule at this inland urban location. There is no dedicated surf school, surf shop, or beach club directly at this spot; it is a raw, informal riverside access point with no permanent watersports infrastructure. Windsurf, wingfoil, SUP, and kitesurf are practiced here by locals, though the urban river environment makes wakeboard (no tow infrastructure) and surf (no swell) essentially impractical. The critical local safety hazard is the active commercial shipping lane on the Rhine: large freight vessels pass close to both banks, cannot maneuver or stop quickly, and all non-motorized users are legally obligated to give way — being swept by the strong Rhine current into the shipping lane is a life-threatening risk.
🌊 Open in the appBest session per rider, by 2-second top speed. Recorded with MyWaterSessions – updates automatically as new sessions come in.
| # | Rider | Top 2s | km/h | Best 30s |
|---|---|---|---|---|
| 1 | Peter | 6.85 kn | 12.68 km/h | 3.85 kn |
| 2 | Jan | 3.36 kn | 6.21 km/h | 2.49 kn |
Kalk works best in W, SW, NW winds, based on community reports and local conditions.
The fastest recorded 2-second top speed is 12.68 km/h (6.85 kn), set by Peter. 2 riders are ranked across 2 logged sessions.
The most recent logged session was on 2026-09-16, and the first community session dates back to 2026-08-03.
Riders have logged windsurfing at Kalk with MyWaterSessions.
Yes. Rankings, the spot guide and the 3-day wind forecast are 100% free — no premium and no paywall.