Surf Forecasts:
Kailua Beach surf forecast from 24 Sep 2026:
- Most powerful swell: Saturday 26 Sep, 11PM (local time) - 11ft (3.5m), 9s period, ENE swell with 2,160 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 3.5m 9s and forecast to arrive on Saturday (Sep 26) at 11PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 12s period and expected on Monday (Sep 28) at 8AM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 11PM (Sat 26th Sep) | 11ft (3.5m) 9s |
Table - best surf conditions forecast for Kailua Beach over the next 16 days.
Short Range ForecastLight rain (total 3mm), mostly falling on Thu night. Warm (max 26°C on Thu morning, min 24°C on Sat night). Mainly near gales. | Days 4-6 Weather SummarySome drizzle, heaviest during Tue night. Warm (max 26°C on Sun afternoon, min 25°C on Sun morning). Winds decreasing (strong winds from the ENE on Sun morning, light winds from the SE by Tue night). | ||||||||||||||||||||
Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | |||||||||||||||
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) | E 8 | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 513 | 488 | 585 | 765 | 847 | 1130 | 1502 | 1753 | 2136 | 2116 | 1629 | 1281 | 736 | 645 | 588 | 526 | 551 | 418 | 401 | 478 | 413 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-off | cross-off | cross-off |
High Tide | 1:26PM0.78m | 1:41AM0.64m | 1:47PM0.75m | 2:18AM0.71m | 2:07PM0.72m | 2:56AM0.76m | 2:28PM0.67m | 3:37AM0.79m | 2:47PM0.62m | 4:22AM0.80m | 3:03PM0.57m | 5:15AM0.78m | 3:09PM0.53m | ||||||||
Low Tide | 7:49PM0.21m | 7:33AM0.21m | 8:06PM0.16m | 8:13AM0.24m | 8:26PM0.12m | 8:54AM0.28m | 8:49PM0.08m | 9:38AM0.34m | 9:15PM0.06m | 10:27AM0.40m | 9:45PM0.06m | 11:30AM0.46m | 10:18PM0.08m | ||||||||
 | |  | |  | | | |  |  | | | | |  | | |  | | | | |
 | 6:20 | — | — | 6:20 | — | — | 6:20 | — | — | 6:20 | — | — | 6:20 | — | — | 6:20 | — | — | 6:20 | — | — |
 | — | 6:24 | — | — | 6:23 | — | — | 6:22 | — | — | 6:22 | — | — | 6:21 | — | — | 6:20 | — | — | 6:19 | — |
mm | — | — | 2 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 2 |
Temp °C | 26 | 26 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 |
Feels °C | 24 | 23 | 22 | 23 | 24 | 22 | 20 | 21 | 20 | 19 | 22 | 21 | 24 | 24 | 25 | 26 | 26 | 27 | 26 | 27 | 26 |
Swell 1 Height (m) Direction Period (s) | N 10 | N 10 | N 9 | NNW 9 | NNW 9 | N 9 | SW 17 | NW 16 | NW 15 | SSE 10 | NNW 18 | NNW 16 | NNW 14 | S 12 | NNW 13 | NW 12 | NNW 12 | E 15 | E 14 | E 14 | S 7 |
| kJ | 80 | 48 | 43 | 27 | 26 | 23 | 77 | 66 | 54 | 36 | 178 | 226 | 180 | 98 | 108 | 69 | 98 | 155 | 99 | 146 | 37 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 17 | SW 17 | SSW 16 | SSW 16 | SSE 10 | N 9 | SW 16 | SSW 16 | SSW 15 | SSE 10 | SSE 10 | S 11 | NNW 13 | SSW 12 | SSW 11 | E 14 | NNW 11 | SSE 7 | S 7 | E 14 |
| kJ | 25 | 30 | 75 | 24 | 48 | 20 | 13 | 69 | 48 | 45 | 37 | 35 | 94 | 120 | 82 | 49 | 99 | 48 | 15 | 40 | 93 |
Swell 3 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 11 | SSE 9 | SSW 15 | SSE 10 | N 8 | SE 10 | NNW 19 | SSW 14 | SSW 14 | SSE 13 | E 16 | E 15 | E 14 | SW 12 | SW 11 | NW 11 | SW 11 | SW 10 |
| kJ | 11 | 11 | 11 | 9 | 8 | 45 | 20 | 12 | 26 | 74 | 41 | 38 | 17 | 20 | 38 | 58 | 35 | 32 | 30 | 30 | 16 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 8 |
| kJ | 513 | 488 | 585 | 765 | 847 | 1130 | 1502 | 1753 | 2136 | 2116 | 1629 | 1281 | 736 | 645 | 588 | 526 | 551 | 418 | 401 | 478 | 413 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 46 | 50 | 51 | 50 | 122 | 125 | 153 | 153 | 153 | 152 | 126 | 126 | 122 | 46 | 16 | 17 | 43 | 16 | 44 | 11 | 42 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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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