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Kapolei, HI, Ewa Beach Weather

21.3056° N, 158.057° W

07.06.2026 (Sunday)
  • Strong winds forecast (9.8 m/s)
  • High wave forecast (1.4 m)
  • Caution – wave too long for comfort (16.8 s)
  • Rain detected – challenging conditions (0.2 mm)
  • Quite high water temperature (25.8 °C)
08.06.2026 (Monday)
  • Strong winds forecast (8.5 m/s)
  • High wave forecast (1.4 m)
  • Caution – wave too long for comfort (13.4 s)
  • Quite high water temperature (25.9 °C)
09.06.2026 (Tuesday)
  • Strong winds forecast (8.9 m/s)
  • High wave forecast (1.2 m)
  • Rain detected – challenging conditions (0.1 mm)
  • Quite high water temperature (26.0 °C)
10.06.2026 (Wednesday)
  • Strong winds forecast (8.0 m/s)
  • High wave forecast (1.1 m)
  • Quite high water temperature (26.0 °C)
11.06.2026 (Thursday)
  • Moderate winds forecast (7.0 m/s)
  • High wave forecast (1.0 m)
  • Rain detected – challenging conditions (0.1 mm)
  • Quite high water temperature (26.1 °C)
12.06.2026 (Friday)
  • Good sup surfing forecast: no strong wind
  • Caution – wave too long for comfort (13.8 s)
  • Quite high water temperature (26.2 °C)
*Experimental

Current Conditions in Ewa Beach

                                                                   
          
           
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Ewa Beach, Hourly Forecast

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Kapolei, HI Ewa Beach 10-day weather forecast

Closest meteostation (1.39km):

Kapolei, HI Ewa Beach Wind forecast

  • Wind direction is East, wind speed varies between 17.8 and 24.5 mph with gusts up to 29 mph. The sky is clear with a chance of rain 0%.
  • Wind and wave weather forecast for Kapolei, HI , United States contains detailed information about local wind speed, direction, and gusts. Wave forecast includes wave height and period.
  • These forecasts for Kapolei, HI 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.

Kapolei, HI, weather report: temperature, and more

The temperature low is +23°C and the high is +25°C. The sky is clear with a chance of rain 0%. 10 day weather forecast for Kapolei, HI, on this page also contains accurate information about cloud coverage, moon phases, and other basic and advanced weather elements.

Kapolei, HI, current weather temperature for today and the mid-range forecast are based on the major global GFS weather model with 27 km (16.7 mi) spatial resolution provided by the United States National Weather Service (NWS) of the National Oceanic and Atmospheric Administration (NOAA). All data updates 4 times a day with a forecast step of 3 hours.

If you need a 30 day temperature forecast for Kapolei, HI, or a long-range temperature forecast, check the Weather History (Statistics) section of the main spot page you can find in the search or on the weather map.

It contains the day and night temperature history in Kapolei, HI, for the past 10 years (2021–2021) and the average values for the decade. These statictics are a reanalysis of the weather forecasts from the ECMWF (European Centre for Medium-Range Weather Forecasts), the second major global weather model. The data is updated every year.

You can use this weather forecast and history by the Windy.app especially for all major sports and outdoor activities such as surfing, sailing, diving, fishing, paragliding, cycling, hiking, and others, as well as a general forecast for any situation.

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