Surf Forecasts:
Kailua Beach surf forecast from 10 Sep 2026:
- Most powerful swell: Friday 11 Sep, 8PM (local time) - 4.5ft (1.3m), 11s period, ENE swell with 346 kJ wave energy.
Best Forecast Surf Conditions for Kailua Beach this week:
The most powerful waves expected at Kailua Beach in the next 16 days are 1.3m 11s and forecast to arrive on Friday (Sep 11) at 8PM. 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 18s period and expected on Wednesday (Sep 16) at 5PM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 8PM (Fri 11th Sep) | 4.5ft (1.3m) 11s |
Table - best surf conditions forecast for Kailua Beach over the next 16 days.
Short Range ForecastLight rain (total 4mm), mostly falling on Wed night. Warm (max 27°C on Wed afternoon, min 24°C on Fri night). Wind will be generally light. | Days 5-7 Weather SummarySome drizzle, heaviest during Mon night. Warm (max 26°C on Tue morning, min 24°C on Sat night). Wind will be generally light. | |||||||||||||||||||
Wed 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | ||||||||||||||
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) | E 13 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 11 | E 10 | ENE 10 | ENE 10 | NNE 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 8 | NE 8 | NE 7 | ENE 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 168 | 204 | 237 | 218 | 181 | 97 | 238 | 221 | 160 | 125 | 132 | 107 | 107 | 123 | 100 | 149 | 135 | 94 | 105 | 176 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | on | on | cross-on | on | on | on | on | on | cross-on | on | cross-on |
High Tide | 1:52AM0.61m | 2:20PM0.82m | 2:33AM0.67m | 2:42PM0.77m | 3:12AM0.71m | 3:01PM0.71m | 3:52AM0.73m | 3:16PM0.65m | 4:32AM0.72m | 3:26PM0.60m | 5:15AM0.70m | 3:27PM0.55m | ||||||||
Low Tide | 8:22PM0.23m | 7:46AM0.14m | 8:42PM0.19m | 8:26AM0.19m | 9:02PM0.16m | 9:06AM0.25m | 9:22PM0.14m | 9:44AM0.32m | 9:43PM0.13m | 10:23AM0.39m | 10:04PM0.13m | 11:06AM0.45m | 10:26PM0.15m | |||||||
 |  |  | |  |  | |  | | | | | | | | | | | |  | |
 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — | 6:16 | — | — |
 | 6:38 | — | — | 6:37 | — | — | 6:37 | — | — | 6:37 | — | — | 6:36 | — | — | 6:35 | — | — | 6:34 | — |
mm | — | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 6 |
Temp °C | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 |
Feels °C | 30 | 30 | 26 | 26 | 25 | 24 | 25 | 25 | 26 | 25 | 25 | 26 | 25 | 25 | 25 | 26 | 26 | 28 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | ENE 8 | E 13 | E 12 | E 12 | E 11 | NNE 8 | E 11 | E 10 | NE 9 | NNE 9 | NNE 9 | NE 9 | NE 9 | NE 9 | NE 8 | ESE 7 | NE 8 | NE 8 | E 8 | NNE 8 |
| kJ | 117 | 158 | 104 | 72 | 94 | 58 | 238 | 221 | 75 | 99 | 132 | 107 | 107 | 123 | 100 | 5 | 135 | 94 | 46 | 25 |
Swell 2 Height (m) Direction Period (s) | NW 10 | NW 8 | NW 8 | NW 9 | SSW 12 | E 11 | NNE 8 | NE 7 | SSW 16 | SW 16 | E 9 | SSW 15 | SW 15 | SE 8 | ESE 8 | SSW 22 | ESE 7 | E 8 | SSW 20 | E 11 |
| kJ | 110 | 57 | 20 | 13 | 14 | 89 | 72 | 51 | 24 | 10 | 79 | 21 | 8 | 3 | 6 | 45 | 5 | 34 | 37 | 39 |
Swell 3 Height (m) Direction Period (s) | E 13 | SSW 13 | SSW 13 | SSW 13 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | NW 8 | SW 13 | NW 15 | SE 10 | SE 9 | SW 12 | SE 8 | SE 8 | SSE 8 | SW 20 | E 12 | SW 19 |
| kJ | 168 | 34 | 33 | 32 | 26 | 26 | 22 | 22 | 3 | 7 | 8 | 4 | 3 | 6 | 2 | 2 | 7 | 60 | 11 | 95 |
Wind waves Height (m) Direction Period (s) | ENE 3 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | E 7 | ENE 8 | — | ENE 10 | ENE 10 | — | E 9 | ENE 9 | ENE 5 | ENE 5 | NE 8 | — | — | NE 7 | ENE 8 |
| kJ | 1 | 204 | 237 | 218 | 181 | 97 | 183 | — | 160 | 125 | — | 57 | 101 | 59 | 39 | 149 | — | — | 105 | 176 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 17 | 17 | 41 | 41 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 29 | 17 | 16 | 17 | 20 | 17 | 16 |
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