Surf Forecasts:
Kailua Beach surf forecast from 18 Jun 2026:
- Most powerful swell: Wednesday 24 Jun, 2AM (local time) - 5ft (1.6m), 6s period, ENE swell with 194 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 1.6m 6s and forecast to arrive on Wednesday (Jun 24) at 2AM. 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 16s period and expected on Wednesday (Jun 17) at 8PM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 2AM (Wed 24th Jun) | 5ft (1.6m) 6s |
Table - best surf conditions forecast for Kailua Beach over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Wed night. Warm (max 26°C on Thu afternoon, min 24°C on Wed night). Wind will be generally light. | Days 5-7 Weather SummarySome drizzle, heaviest during Tue morning. Warm (max 25°C on Sat afternoon, min 23°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Wed 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | ENE 8 | NE 9 | ENE 9 | NE 9 | NE 9 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | NE 8 | NE 8 | NE 11 | NE 11 | NE 11 | NE 10 | NE 10 | E 6 | ENE 6 | ENE 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 99 | 42 | 124 | 39 | 27 | 40 | 33 | 53 | 43 | 34 | 22 | 23 | 37 | 97 | 116 | 90 | 63 | 72 | 91 | 194 | 126 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | on | on | cross-on | on | on | cross-on | cross-on | on | cross-on | cross-on |
High Tide | 5:18PM0.92m | 4:03AM0.42m | 5:57PM0.86m | 5:19AM0.41m | 6:34PM0.79m | 6:59AM0.42m | 7:07PM0.72m | 9:04AM0.47m | 7:35PM0.65m | 10:54AM0.55m | 8:01PM0.59m | 11:57AM0.64m | 8:28PM0.53m | 12:38PM0.71m | |||||||
Low Tide | 00:31AM0.35m | 10:13AM0.10m | 1:16AM0.33m | 10:57AM0.20m | 2:00AM0.30m | 11:46AM0.32m | 2:40AM0.26m | 12:55PM0.42m | 3:17AM0.23m | 3:03PM0.51m | 3:53AM0.20m | 5:49PM0.52m | 4:29AM0.17m | ||||||||
 |  | |  |  | | |  | | |  | | | | | | |  |  | | | |
 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 | — | — | 5:50 | — | — | 5:50 |
 | 7:14 | — | — | 7:15 | — | — | 7:15 | — | — | 7:15 | — | — | 7:15 | — | — | 7:15 | — | — | 7:15 | — | 7:15 |
mm | — | 2 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | 2 | — |
Temp °C | 25 | 24 | 25 | 26 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
Feels °C | 25 | 25 | 28 | 28 | 27 | 26 | 26 | 27 | 25 | 26 | 27 | 25 | 24 | 25 | 25 | 24 | 22 | 23 | 23 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | S 17 | S 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | NE 8 | NE 8 | NE 8 | NE 11 | NE 11 | NE 11 | NE 10 | NE 10 | NE 10 | NE 10 | NE 9 |
| kJ | 215 | 186 | 155 | 107 | 103 | 55 | 54 | 53 | 27 | 25 | 11 | 23 | 37 | 97 | 116 | 90 | 63 | 60 | 59 | 59 | 41 |
Swell 2 Height (m) Direction Period (s) | NW 10 | NE 9 | NW 10 | NE 9 | NE 9 | NW 9 | NE 6 | NE 8 | NE 7 | S 15 | S 12 | S 13 | ESE 7 | S 18 | NNW 7 | S 16 | NNW 7 | N 7 | N 8 | N 8 | N 8 |
| kJ | 16 | 42 | 25 | 39 | 27 | 13 | 14 | 9 | 9 | 39 | 25 | 56 | 10 | 55 | 9 | 46 | 9 | 17 | 30 | 30 | 28 |
Swell 3 Height (m) Direction Period (s) | N 8 | NW 10 | N 9 | NW 10 | NW 9 | NE 8 | NW 9 | S 17 | NW 8 | NW 8 | ESE 7 | S 20 | S 13 | S 13 | S 12 | NNW 7 | S 12 | S 11 | S 11 | SSW 19 | SSW 18 |
| kJ | 5 | 35 | 6 | 24 | 13 | 11 | 13 | 49 | 11 | 11 | 10 | 67 | 31 | 29 | 25 | 9 | 11 | 10 | 9 | 74 | 61 |
Wind waves Height (m) Direction Period (s) | ENE 8 | E 5 | ENE 9 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 5 | E 4 | ENE 4 | ENE 4 | E 7 | ENE 6 | ENE 5 | ENE 5 | E 6 | ENE 6 | ENE 6 |
| kJ | 99 | 25 | 124 | 21 | 21 | 40 | 33 | 53 | 43 | 34 | 22 | 17 | 11 | 10 | 35 | 57 | 53 | 72 | 91 | 194 | 126 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 41 | 16 | 16 | 17 | 16 | 17 | 17 | 17 | 41 | 41 | 17 | 17 | 17 | 17 | 17 | 41 | 41 | 42 | 41 | 41 | 41 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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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