Surf Forecasts:
Sandy Beach surf forecast from 16 Jun 2026:
- Best quality surf: Friday 19 Jun, 8AM (local time) - 3ft (0.9m), 13s period, S swell with cross-offshore winds.
- Most powerful swell: Monday 15 Jun, 11PM (local time) - 4ft (1.2m), 15s period, SSW swell with 621 kJ wave energy.
- Next surfable swell (1★+): Friday 19 Jun, 8AM (local time) - 3ft (0.9m), 13s period with S swell.
Best Forecast Surf Conditions for Sandy Beach this week:
The surf forecast for Sandy Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (Jun 19) at 8AM. The primary swell is predicted to be 0.9m and 13s period with a secondary swell of 0.5m and 8s. Another secondary swell of 0.8m and 5s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Sandy Beach in the next 16 days are 1.2m 15s and forecast to arrive on Monday (Jun 15) at 11PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 18s period and expected on Sunday (Jun 21) at 5AM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Fri 19th Jun) | 3ft (0.9m) 13s |
| Best Surf | 8AM (Fri 19th Jun) | 3ft (0.9m) 13s |
| Most Powerful | 11PM (Mon 15th Jun) | 4ft (1.2m) 15s |
Table - best surf conditions forecast for Sandy Beach over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Mon afternoon, min 24°C on Mon afternoon). Wind will be generally light. | Days 5-7 Weather SummaryMostly dry. Warm (max 26°C on Fri afternoon, min 24°C on Thu night). Wind will be generally light. | ||||||||||||||||||||
Mon 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||
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) | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | S 17 | S 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 15 | S 15 | S 20 | ENE 12 | S 18 | ENE 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 671 | 596 | 478 | 437 | 326 | 295 | 288 | 321 | 522 | 423 | 320 | 219 | 219 | 163 | 99 | 110 | 106 | 186 | 289 | 221 | 176 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-off | glassy | cross-on | cross-on | cross | cross-on | cross | cross | cross | cross |
High Tide | 3:54PM0.81m | 3:48AM0.16m | 4:41PM0.78m | 4:48AM0.17m | 5:27PM0.74m | 5:56AM0.19m | 6:13PM0.67m | 7:12AM0.23m | 6:57PM0.59m | 8:35AM0.29m | 7:39PM0.51m | 9:52AM0.37m | 8:22PM0.42m | 10:55AM0.45m | |||||||
Low Tide | 11:41PM0.01m | 9:14AM-0.09m | 00:28AM0.00m | 10:04AM-0.04m | 1:13AM0.01m | 10:58AM0.02m | 1:57AM0.01m | 12:00PM0.10m | 2:37AM0.01m | 1:19PM0.18m | 3:13AM0.00m | 3:02PM0.24m | 3:47AM-0.00m | ||||||||
 |  | | |  | | | | | | | |  | | | | | | | | | |
 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 | — | — | 5:48 |
 | 7:13 | — | — | 7:14 | — | — | 7:14 | — | — | 7:14 | — | — | 7:14 | — | — | 7:15 | — | — | 7:15 | — | 7:15 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 26 | 25 | 24 | 24 | 24 | 24 |
Feels °C | 24 | 22 | 23 | 22 | 23 | 25 | 24 | 25 | 27 | 26 | 27 | 28 | 30 | 30 | 27 | 27 | 25 | 22 | 22 | 22 | 20 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | S 15 | S 14 | S 14 | S 13 | S 13 | ENE 6 | E 5 | S 12 | S 12 | S 13 | S 13 | S 18 | S 18 |
| kJ | 671 | 596 | 478 | 437 | 326 | 295 | 246 | 218 | 522 | 423 | 320 | 219 | 219 | 40 | 37 | 99 | 69 | 127 | 123 | 221 | 150 |
Swell 2 Height (m) Direction Period (s) | S 12 | SSE 11 | ENE 6 | S 19 | ENE 8 | ENE 5 | ENE 5 | S 16 | ENE 9 | ENE 9 | ENE 6 | E 5 | E 6 | S 13 | S 12 | S 15 | S 15 | NE 8 | S 19 | S 13 | S 12 |
| kJ | 24 | 23 | 77 | 65 | 108 | 33 | 31 | 321 | 78 | 70 | 28 | 14 | 30 | 163 | 99 | 110 | 106 | 32 | 184 | 82 | 71 |
Swell 3 Height (m) Direction Period (s) | SW 11 | SSW 11 | SSE 11 | SSW 19 | S 18 | S 18 | S 17 | ENE 5 | SSE 13 | SSE 12 | SSW 19 | NE 8 | S 18 | S 16 | S 16 | SSE 11 | SW 18 | S 20 | SSE 10 | SW 16 | SW 15 |
| kJ | 18 | 11 | 11 | 35 | 107 | 219 | 288 | 21 | 16 | 15 | 125 | 33 | 99 | 139 | 81 | 11 | 78 | 186 | 9 | 65 | 34 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 6 | — | ENE 9 | — | — | — | — | — | — | — | ENE 5 | — | — | — | E 5 | E 5 | ENE 5 | ENE 12 | ENE 6 | ENE 6 |
| kJ | 81 | 84 | — | 161 | — | — | — | — | — | — | — | 36 | — | — | — | 29 | 28 | 33 | 289 | 126 | 176 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 16 | 16 | 16 | 16 | 17 | 16 | 42 | 5 | 14 | 5 | 5 | 0 | 0 | 14 | 5 | 16 | 16 | 16 | 16 | 20 | 47 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 Sandy 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 Sandy Beach Surf forecast
The above surf forecast table for Sandy Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Sandy Beach can be found by selecting the local surf guide option on the grey menu. Our Sandy 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 (Sandy 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 Sandy 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.
Sandy's Beach is 15 km (9 miles) from the city of 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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