Surf Forecasts:
Kailua Beach surf forecast from 8 Oct 2026:
- Best quality surf: Wednesday 14 Oct, 2AM (local time) - 3.5ft (1.0m), 14s period, NW swell with glassy winds.
- Most powerful swell: Tuesday 13 Oct, 8AM (local time) - 3.5ft (1.1m), 15s period, NW swell with 509 kJ wave energy.
- Next surfable swell (1★+): Friday 9 Oct, 5AM (local time) - 3ft (0.9m), 10s period with NNW swell.
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 Friday (Oct 09) at 5AM. The primary swell is predicted to be 0.9m and 10s period with a secondary swell of 0.7m and 7s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Kailua Beach in the next 16 days are 1.1m 15s and forecast to arrive on Tuesday (Oct 13) at 8AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Thursday (Oct 08) at 2PM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Fri 9th Oct) | 3ft (0.9m) 10s |
| Best Surf | 2AM (Wed 14th Oct) | 3.5ft (1.0m) 14s |
| Most Powerful | 8AM (Tue 13th Oct) | 3.5ft (1.1m) 15s |
Table - best surf conditions forecast for Kailua Beach over the next 16 days.
Short Range ForecastModerate rain (total 12mm), heaviest on Thu morning. Warm (max 27°C on Thu morning, min 25°C on Fri night). Wind will be generally light. | Days 4-6 Weather SummaryModerate rain (total 16mm), heaviest on Tue morning. Warm (max 26°C on Mon morning, min 24°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||
Thursday 8 | Friday 9 | Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | Wednesday 14 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | NW 12 | NW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | ENE 7 | ENE 6 | E 12 | E 12 | ENE 8 | NW 18 | NNW 17 | NW 16 | NW 15 | NW 14 | NW 14 | NW 13 | NW 13 | NNW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 209 | 144 | 200 | 196 | 196 | 242 | 166 | 137 | 82 | 75 | 72 | 146 | 323 | 355 | 496 | 503 | 482 | 373 | 342 | 336 | 264 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | on | cross-on | cross-on | on | cross-on | cross-on | on | cross-on | cross-on | cross-on | glassy | glassy | cross-on | on |
High Tide | 1:07PM0.73m | 1:50AM0.72m | 1:30PM0.69m | 2:26AM0.78m | 1:50PM0.64m | 3:00AM0.81m | 2:09PM0.60m | 3:34AM0.82m | 2:24PM0.55m | 4:10AM0.80m | 2:35PM0.52m | 4:49AM0.77m | 2:35PM0.49m | ||||||||
Low Tide | 7:30PM0.15m | 7:45AM0.27m | 7:49PM0.11m | 8:27AM0.30m | 8:09PM0.09m | 9:08AM0.33m | 8:29PM0.08m | 9:48AM0.37m | 8:51PM0.08m | 10:30AM0.41m | 9:14PM0.09m | 11:21AM0.45m | 9:38PM0.12m | ||||||||
 | |  | |  |  |  | |  | | | | | | | | | | | | | |
 | 6:24 | — | — | 6:24 | — | — | 6:24 | — | — | 6:24 | — | — | 6:24 | — | — | 6:24 | — | — | 6:26 | — | — |
 | — | 6:12 | — | — | 6:10 | — | — | 6:09 | — | — | 6:08 | — | — | 6:08 | — | — | 6:07 | — | — | 6:07 | — |
mm | 3 | 3 | 4 | 1 | — | — | 1 | — | — | — | — | — | — | — | 4 | 4 | 5 | 3 | — | 2 | 4 |
Temp °C | 27 | 27 | 26 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 |
Feels °C | 26 | 27 | 27 | 28 | 28 | 27 | 24 | 24 | 24 | 25 | 25 | 27 | 28 | 27 | 25 | 25 | 26 | 27 | 29 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | NW 12 | NW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | ENE 6 | NE 6 | ENE 6 | ENE 8 | ENE 8 | NNW 17 | NW 16 | NW 15 | NW 14 | ENE 9 | NW 13 | ENE 9 | NNW 12 |
| kJ | 209 | 144 | 200 | 196 | 196 | 242 | 166 | 114 | 82 | 22 | 60 | 146 | 174 | 355 | 496 | 503 | 482 | 232 | 342 | 168 | 264 |
Swell 2 Height (m) Direction Period (s) | ENE 12 | ENE 12 | E 7 | E 6 | S 16 | E 13 | E 13 | E 12 | S 18 | E 12 | E 12 | E 12 | NW 18 | S 15 | S 14 | S 13 | NE 10 | NW 14 | ENE 9 | NW 13 | NE 8 |
| kJ | 46 | 46 | 43 | 41 | 134 | 84 | 84 | 76 | 154 | 75 | 72 | 70 | 323 | 67 | 65 | 31 | 25 | 373 | 99 | 336 | 102 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SSW 18 | S 17 | SSE 6 | SSW 16 | S 20 | S 20 | NNW 10 | NNW 9 | S 16 | S 16 | ENE 12 | ENE 11 | E 11 | ENE 11 | S 13 | S 13 | S 12 | S 12 | S 12 |
| kJ | 64 | 62 | 104 | 147 | 11 | 82 | 119 | 119 | 54 | 28 | 81 | 125 | 46 | 25 | 21 | 12 | 55 | 51 | 25 | 24 | 25 |
Wind waves Height (m) Direction Period (s) | SSE 5 | S 6 | SSE 6 | S 6 | E 6 | E 6 | E 6 | ENE 7 | — | E 6 | — | — | — | ENE 8 | E 8 | E 8 | ENE 8 | — | E 5 | E 6 | E 6 |
| kJ | 39 | 74 | 40 | 17 | 36 | 83 | 135 | 137 | — | 39 | — | — | — | 191 | 329 | 308 | 207 | — | 36 | 41 | 22 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 43 | 43 | 6 | 42 | 16 | 17 | 41 | 41 | 17 | 41 | 16 | 17 | 41 | 18 | 41 | 41 | 16 | 0 | 0 | 7 | 16 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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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.
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