Altwarmbüchener See is an inland lake in northern Germany near Hannover, surrounded primarily by forest with residential and agricultural areas to the north. The main water body faces east with a pronounced meander, offering moderate fetch for a lake environment. This is a beginner-friendly spot characterized by flat to mild water conditions typical of sheltered inland lakes. The extremely low wind reliability (4.2%) and modest average wind speed (6.3 knots) suggest this spot is viable only during strong high-pressure systems or storm passages. Northern wind direction would provide optimal side-shore conditions along the main east-facing shore. The spot suits beginners and intermediate riders seeking calm-water practice, though extended waits between usable sessions should be expected. Key considerations include shallow areas with aquatic vegetation near the eastern shore, forest wind shadows limiting consistency, and the need to monitor local weather closely. Limited infrastructure suggests this is primarily a local recreational spot rather than a destination venue.