Halenanahu Reservoir: weather statistics and wind history

21.9671° N, 159.432° W

29.05.2026 (Friday)

Good surfing forecast: comfortable wave size 1.6 m
Moderate wind (5.9 m/s)
High water temperature (25.3 °C)
Tidal depth – experience required (0.8 m, LAT)

30.05.2026 (Saturday)

Good surfing forecast: comfortable wave size 1.6 m, period 13 s
Moderate wind (5.3 m/s)
High water temperature (25.4 °C)
Tidal depth – experience required (0.8 m, LAT)

31.05.2026 (Sunday)

Good surfing forecast: comfortable wave size 1.5 m, period 12 s
High water temperature (25.6 °C)
Tidal depth – experience required (0.8 m, LAT)

01.06.2026 (Monday)

Good surfing forecast: comfortable wave size 1.5 m, period 13 s
High water temperature (25.6 °C)
Tidal depth – experience required (0.8 m, LAT)

02.06.2026 (Tuesday)

Good surfing forecast: comfortable wave size 1.8 m, period 13 s
Moderate wind (5.7 m/s)
High water temperature (25.4 °C)
Tidal depth – experience required (0.8 m, LAT)

03.06.2026 (Wednesday)

Good surfing forecast: comfortable wave size 2.0 m, period 13 s
Moderate wind (6.3 m/s)
High water temperature (25.3 °C)
Tidal depth – experience required (0.8 m, LAT)

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Closest meteostation (5.72km):

Halenanahu Reservoir Wind forecast

Wind direction is Northeast, wind speed varies between 11.2 and 13.4 mph with gusts up to 15.6 mph. The sky is clear with a chance of rain 0%.
Wind and wave weather forecast for Halenanahu Reservoir , United States contains detailed information about local wind speed, direction, and gusts. Wave forecast includes wave height and period.
These forecasts for Halenanahu Reservoir are based on the GFS model and were created for windsurfing, kitesurfing, sailing and other extreme sports activities. All data updates 4 times a day. Predictions are available in steps from 1 to 3 hours for up to 10 days.
Use professional weather parameters: wind barbs, weather fronts, isobars, and others. Study weather history for the past 14 years (2012-2026). Create sailing, hiking and biking routes with weather in each point.
Download Windy.app in the App Store and Google Play Store.

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