Kai Iwi Beach: weather statistics and wind history

39.8857° S, 174.902° E
08.09.2026 (Tuesday)
  • Too light wind – kite foiling only (4.6 m/s)
  • Significant gusts forecast (9.6 m/s)
  • Low water temp – risk of hypothermia (13.4°C)
  • High breeze chance — 76% probability
09.09.2026 (Wednesday)
  • Too light wind – kite foiling only (4.2 m/s)
  • Significant gusts forecast (9.0 m/s)
  • Low water temp – risk of hypothermia (13.5°C)
  • Moderate breeze chance — 74% probability
10.09.2026 (Thursday)
  • Heavy rain – dangerous conditions possible (>2)
  • Light wind – experience required (5.8 m/s)
  • Significant gusts forecast (11.5 m/s)
  • Low water temp – risk of hypothermia (13.3°C)
  • Unlikely breeze — 4% probability
11.09.2026 (Friday)
  • Heavy rain – dangerous conditions possible (>2)
  • Models wind forecasts diverge significantly (> 6.4 m/s) (ECMWF 12.2 m/s vs LEW 5.8 m/s)
  • Significant gusts forecast (10.3 m/s)
  • Dangerous wave height forecast (3.4 m)
  • Caution – too long wave period for beginners (14.2 s)
  • Low water temp – risk of hypothermia (13.2°C)
  • Unlikely breeze — 0% probability
12.09.2026 (Saturday)
  • Models wind forecasts diverge significantly (> 5.6 m/s) (ECMWF 11.2 m/s vs LEW 5.6 m/s)
  • Significant gusts forecast (10.4 m/s)
  • Dangerous wave height forecast (3.3 m)
  • Low water temp – risk of hypothermia (13.2°C)
  • Unlikely breeze — 20% probability
13.09.2026 (Sunday)
  • Rain detected – challenging conditions
  • Significant gusts forecast (14.3 m/s)
  • Dangerous wave height forecast (3.0 m)
  • Low water temp – risk of hypothermia (13.2°C)
  • Unlikely breeze — 0% probability
14.09.2026 (Monday)
  • Rain detected – challenging conditions
  • Significant gusts forecast (13.0 m/s)
  • Wave height – experience required (2.8 m)
  • Low water temp – risk of hypothermia (13.5°C)
  • Unlikely breeze — 15% probability
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