Koishi-hama: weather statistics and wind history

29.4485° N, 129.618° E
22.08.2026 (Saturday)
  • Good kite forecast: wind 8.8 m/s, gusts 10.1 m/s, no major model differences
  • Significant gusts forecast (10.1 m/s)
  • High water temp – risk of overheating (28.7°C)
23.08.2026 (Sunday)
  • Good kite forecast: wind 9.7 m/s, gusts 10.3 m/s, no major model differences
  • Significant gusts forecast (10.3 m/s)
  • High water temp – risk of overheating (28.8°C)
24.08.2026 (Monday)
  • Rain detected – challenging conditions
  • Strong wind – experience required (11.8 m/s)
  • Significant gusts forecast (13.5 m/s)
  • Dangerous wave height forecast (3.6 m)
  • High water temp – risk of overheating (29.5°C)
25.08.2026 (Tuesday)
  • Wind too strong – unsafe conditions (19.8 m/s)
  • High gust forecast (21.7 m/s)
  • Rain detected – challenging conditions
  • Models wind forecasts diverge significantly (> 6.9 m/s) (GFS27 19.8 m/s vs ECMWF 12.9 m/s)
  • Dangerous wave height forecast (4.7 m)
  • High water temp – risk of overheating (29.5°C)
26.08.2026 (Wednesday)
  • Heavy rain – dangerous conditions possible (>2)
  • Wind too strong – unsafe conditions (26.3 m/s)
  • High gust forecast (30.8 m/s)
  • Models wind forecasts diverge significantly (> 16.0 m/s) (ICON Global 27.8 m/s vs ECMWF 11.8 m/s)
  • Dangerous wave height forecast (4.0 m)
  • High water temp – risk of overheating (29.2°C)
27.08.2026 (Thursday)
  • Heavy rain – dangerous conditions possible (>2)
  • Wind too strong – unsafe conditions (21.8 m/s)
  • High gust forecast (26.9 m/s)
  • Models wind forecasts diverge significantly (> 20.7 m/s) (ICON Global 29.7 m/s vs ECMWF 9.1 m/s)
  • Wave height – experience required (2.2 m)
  • High water temp – risk of overheating (29.0°C)
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