- Forecast
- Maps
- Live
- Weather State
- Spot Information
Kailua Beach Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Kailua Beach surfForecast / HAW – Oahu / USA
16 Day Weather and Surf, issued 7 pm Saturday 16 May 2026 HSTForecast update in hr min s Forecast update imminent
Kailua Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kailua Beach sea temperature is
25.3° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Kailua Beach this week:
The surf forecast for Kailua Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (May 17) at 2AM. The primary swell is predicted to be 1.6m and 8s period with a secondary swell of 0.4m and 10s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Kailua Beach in the next 16 days are 2.5m 8s and forecast to arrive on Thursday (May 21) at 11PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 15s period and expected on Saturday (May 23) at 5PM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Sun 17th May) | 5ft (1.6m) 8s |
| Best Surf | 2AM (Sun 17th May) | 5ft (1.6m) 8s |
| Most Powerful | 11PM (Thu 21st May) | 8ft (2.5m) 8s |
Table - best surf conditions forecast for Kailua Beach over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Sun night. Warm (max 25°C on Sat night, min 23°C on Mon night). Winds increasing (calm on Sat night, fresh winds from the ENE by Tue afternoon). | Days 5-7 Weather SummarySome drizzle, heaviest during Thu night. Warm (max 24°C on Tue night, min 23°C on Tue night). Mainly strong winds. | ||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 7 | ENE 7 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | |
322 | 256 | 262 | 533 | 437 | 438 | 345 | 303 | 352 | 438 | 558 | 749 | 745 | 725 | 744 | 866 | 627 | 574 | 696 | 721 | 704 | |
Wind (km/h) | |||||||||||||||||||||
glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | on | on | on | on | cross-on | on | on | |
High Tide | 1:32AM0.50m | 3:56PM0.96m | 2:04AM0.47m | 4:46PM0.94m | 2:36AM0.44m | 5:38PM0.90m | 3:08AM0.41m | 6:33PM0.85m | 4:03AM0.37m | 7:29PM0.80m | 6:51AM0.35m | 8:23PM0.75m | 9:44AM0.41m | ||||||||
Low Tide | 9:49PM0.39m | 8:11AM-0.05m | 10:51PM0.40m | 8:51AM-0.04m | 00:02AM0.41m | 9:32AM0.01m | 1:30AM0.40m | 10:16AM0.07m | 3:16AM0.37m | 11:05AM0.16m | 3:54AM0.33m | 12:06PM0.26m | 4:21AM0.29m | 1:41PM0.36m | |||||||
 |  |  |  | |  |  |  | | | | | | | | | | | | | | |
 | — | 5:50 | — | — | 5:50 | — | — | 5:50 | — | — | 5:50 | — | — | 5:50 | — | — | 5:50 | — | — | 5:50 | — |
 | 7:01 | — | 7:01 | — | — | 7:02 | — | — | 7:02 | — | — | 7:04 | — | — | 7:04 | — | — | 7:05 | — | — | 7:05 |
2 | — | 1 | 4 | 2 | 1 | — | — | — | — | — | — | — | — | — | 1 | — | — | 3 | 1 | — | |
Temp °C | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 24 |
28 | 26 | 26 | 24 | 23 | 22 | 23 | 22 | 22 | 21 | 21 | 21 | 19 | 18 | 20 | 18 | 18 | 18 | 18 | 19 | 20 | |
Swell 1 Height (m) Direction Period (s) | ENE 8 | ENE 8 | NNW 10 | NNW 9 | SSW 14 | SSW 16 | NW 11 | NNW 12 | NNW 11 | NNW 11 | NNW 10 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | SSW 15 | NW 12 | NNW 12 | NNW 11 | NW 11 | NW 10 |
 kJ | 322 | 256 | 38 | 17 | 20 | 48 | 19 | 54 | 47 | 45 | 42 | 65 | 43 | 19 | 19 | 42 | 37 | 56 | 49 | 29 | 27 |
Swell 2 Height (m) Direction Period (s) | NNW 10 | NNW 10 | SSE 7 | SSW 15 | NNW 13 | NNW 12 | SSW 14 | SSW 14 | SSW 17 | NNW 12 | SSW 14 | SSW 14 | S 16 | S 16 | SSW 16 | NNW 9 | S 14 | S 14 | S 16 | S 16 | S 15 |
| kJ | 42 | 41 | 10 | 42 | 18 | 15 | 18 | 40 | 59 | 30 | 21 | 19 | 21 | 46 | 24 | 8 | 16 | 14 | 47 | 45 | 69 |
Swell 3 Height (m) Direction Period (s) | SSE 9 | SSE 6 | SSW 15 | NNW 15 | NNW 9 | SSE 10 | NNW 13 | SSW 18 | SSE 7 | SSW 15 | NNW 12 | S 18 | SSW 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | S 18 | S 13 | S 13 | SE 12 |
| kJ | 16 | 8 | 44 | 22 | 8 | 10 | 17 | 30 | 5 | 42 | 29 | 24 | 17 | 17 | 17 | 16 | 14 | 25 | 14 | 13 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 7 | ENE 7 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | — | — | 262 | 533 | 437 | 438 | 345 | 303 | 352 | 438 | 558 | 749 | 745 | 725 | 744 | 866 | 627 | 574 | 696 | 721 | 704 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 17 | 41 | 41 | 41 | 41 | 41 | 43 | 46 | 46 | 46 | 52 | 53 | 122 | 125 | 125 | 123 | 159 | 46 | 122 | 125 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Kailua Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Kailua Beach Surf forecast
The above surf forecast table for Kailua Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Kailua Beach can be found by selecting the local surf guide option on the grey menu. Our Kailua Beach surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Kailua Beach) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Kailua Beach may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Kailua Beach is 0 km (0 miles) from Kailua. If you plan a vacation in Oahu, look for hotels and other accommodation in Kailua. Kailua has rooms for a wide range of budgets as well as car hire and transport links.
Nearest