Germany
Grosses Meer is a large inland lake located in Südbrookmerland, Lower Saxony, in Ostfriesland. It is a popular spot for kitesurfing and windsurfing enthusiasts due to its calm water and easy access from the campsite and sailing school on site.
The spot is located a few hundred meters from the campingplatz Großes Meer, with a direct launch area extending from Campingstraße, south of the surf school. The atmosphere is relaxed, ideal for a quiet session away from the North Sea.
A windsurf and sailing school is located on site, with a small shop for equipment, and courses are offered for all levels.
Les données de vent affichées ici proviennent d’ERA5 (via Open-Meteo) sur 4 ans, retraitées pour refléter des conditions réalistes.
👉 Le vent moyen a été calibré pour éviter la sous-estimation habituelle des modèles.
👉 Les rafales ont été corrigées par un ratio médian afin d’éviter des valeurs extrêmes irréalistes.
👉 Chaque jour est résumé par le vent médian (P50) observé pendant les heures utiles (8h–20h), puis classé dans des plages de vent.
👉 Le mode pondéré mélange vent moyen et rafales pour refléter au mieux le vent ressenti.
flatflatGround: Sand, Grass
Ideal conditions are with winds from N, SSW, WSW, SW, W, WNW, NW, at a strength of 12-20 knots, for a flat water surface and stable side-shore. All directions listed by locals work well on this open lake.
The water is generally flat, ideal for freeride and learning, with a slight chop possible in strong side-off winds. The lake is shallow and protected, with no open waves.
The bottom is sandy with grassy areas at the shore, perfect for safe navigation.
As an inland lake, currents are weak to nonexistent most of the time. However, they can vary with weather conditions, such as strong wind changes.
No tides, which stabilizes conditions throughout the day. Stay alert near the exit areas of schools or in case of gusts.
Opt for sizes of 9 to 12 m² in typical conditions of 10-20 knots. Go larger 11-14 m² for light days, and 7-9 m² when it picks up.
The wind regime is reliable on this inland lake, with dominant directions West to Northwest during the active season, typical of the coastal plain near the North Sea. The strengths vary from 10-25 knots on average, boosted by Atlantic depressions.
No specific local name like at sea, but the wind is consistent due to the lake's openness. Check Windy.app for accurate forecasts tailored for kitesurfing.
The climate of Ostfriesland is temperate oceanic, with mild summers around 20-25°C and cool winters around 0-5°C. The best months for kitesurfing are from September to April, with more consistent wind, although all seasons can work depending on forecasts.
Rainfall is frequent but short, and the region is flat, favoring steady winds without disruptive terrain.
The depth is gradual with a sandy and grassy bottom. You can stand at a good distance from the shore, ideal for beginners.
In summer, the water reaches 18-22°C, comfortable in a shorty. In winter, it drops to 4-8°C, mandatory combo. Spring and autumn around 10-15°C.
