
Surf Forecasts:
Turtles Reef surf forecast from 13 Jul 2026:
- Best quality surf: Wednesday 15 Jul, 2AM (local time) - 2.5ft (0.8m), 15s period, W swell with offshore winds.
- Most powerful swell: Thursday 16 Jul, 11PM (local time) - 4.5ft (1.3m), 12s period, SSW swell with 485 kJ wave energy.
- Next surfable swell (1★+): Monday 13 Jul, 8AM (local time) - 3ft (0.9m), 15s period with SW swell.
Best Forecast Surf Conditions for Turtles Reef this week:
The surf forecast for Turtles Reef over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jul 13) at 8AM. The primary swell is predicted to be 0.9m and 15s period. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Turtles Reef in the next 16 days are 1.3m 12s and forecast to arrive on Thursday (Jul 16) at 11PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.5m 8s period and expected on Monday (Jul 13) at 5AM.
| Wave Type | Time (HST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Mon 13th Jul) | 3ft (0.9m) 15s |
| Best Surf | 2AM (Wed 15th Jul) | 2.5ft (0.8m) 15s |
| Most Powerful | 11PM (Thu 16th Jul) | 4.5ft (1.3m) 12s |
Table - best surf conditions forecast for Turtles Reef over the next 16 days.
Short Range ForecastSome drizzle, heaviest during Tue afternoon. Warm (max 27°C on Sun afternoon, min 23°C on Mon night). Mainly fresh winds. | Days 5-7 Weather SummaryMostly dry. Warm (max 28°C on Fri afternoon, min 24°C on Thu night). Wind will be generally light. | ||||||||||||||||||||
Sun 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | |||||||||||||||
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) | SW 16 | SW 16 | SW 15 | SW 14 | SSW 14 | SSW 14 | W 16 | W 15 | W 15 | W 15 | W 15 | W 14 | W 14 | SSW 12 | SSW 11 | SSW 16 | S 14 | SSW 13 | SSW 14 | S 12 | S 12 |
Wave Graph | |||||||||||||||||||||
367 | 353 | 322 | 305 | 257 | 260 | 339 | 302 | 371 | 357 | 352 | 268 | 264 | 355 | 256 | 196 | 132 | 187 | 210 | 73 | 72 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | off | cross-off | off | off | off | off | off | off | off | off |
High Tide | 3:01PM0.83m | 2:25AM0.22m | 3:45PM0.84m | 3:22AM0.24m | 4:27PM0.83m | 4:16AM0.26m | 5:06PM0.79m | 5:13AM0.30m | 5:42PM0.73m | 6:12AM0.34m | 6:15PM0.65m | 7:16AM0.38m | 6:44PM0.56m | 8:28AM0.42m | |||||||
Low Tide | 10:41PM0.13m | 7:56AM-0.03m | 11:16PM0.12m | 8:47AM-0.02m | 11:49PM0.11m | 9:36AM0.01m | 00:21AM0.10m | 10:26AM0.06m | 00:52AM0.10m | 11:17AM0.14m | 1:21AM0.10m | 12:14PM0.22m | 1:50AM0.10m | 1:25PM0.30m | |||||||
— | — | 5:58 | — | — | 5:58 | — | — | 5:58 | — | — | 5:58 | — | — | 5:58 | — | — | 6:00 | — | — | 6:00 | |
7:17 | — | — | 7:17 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | 7:15 | |
mm | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 25 | 25 | 26 | 24 | 25 | 26 | 25 | 26 | 26 | 25 | 27 | 27 | 26 | 27 | 28 | 26 | 27 | 28 | 26 | 26 |
Feels °C | 25 | 24 | 23 | 24 | 23 | 26 | 27 | 25 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 28 | 29 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | E 8 | SW 14 | E 8 | SSW 14 | SSW 14 | W 15 | W 15 | W 15 | W 15 | W 14 | W 14 | SSW 12 | SSW 11 | SSW 10 | SSW 8 | E 7 | SSW 14 | SSE 9 | E 8 |
367 | 353 | 219 | 305 | 130 | 236 | 232 | 302 | 371 | 357 | 352 | 268 | 264 | 355 | 256 | 107 | 62 | 124 | 210 | 52 | 191 | |
Swell 2 Height (m) Direction Period (s) | NNE 8 | NNE 8 | SW 15 | N 7 | SSW 14 | E 8 | W 16 | SW 13 | E 7 | E 7 | SSW 16 | E 6 | SSE 8 | W 14 | E 6 | E 6 | S 14 | SSW 13 | SE 8 | S 12 | S 12 |
63 | 83 | 322 | 24 | 257 | 60 | 339 | 170 | 63 | 47 | 314 | 51 | 50 | 203 | 54 | 38 | 132 | 187 | 35 | 73 | 72 | |
Swell 3 Height (m) Direction Period (s) | SSE 12 | SSE 12 | NNE 7 | W 18 | NNE 7 | W 16 | NNE 7 | SSW 17 | SW 13 | SW 14 | N 8 | SSW 16 | SSW 13 | SSE 8 | W 14 | SSW 16 | E 6 | W 13 | W 13 | WNW 12 | SSE 9 |
48 | 47 | 49 | 152 | 45 | 260 | 55 | 264 | 164 | 206 | 46 | 237 | 151 | 37 | 195 | 196 | 28 | 87 | 87 | 52 | 29 | |
Wind waves Height (m) Direction Period (s) | E 7 | E 8 | E 8 | E 8 | ENE 6 | ENE 8 | ENE 8 | ENE 8 | SE 6 | — | ENE 7 | — | E 6 | ENE 6 | — | — | — | ENE 8 | E 8 | E 8 | E 7 |
196 | 191 | 251 | 217 | 145 | 88 | 75 | 83 | 15 | — | 36 | — | 64 | 68 | — | — | — | 161 | 208 | 268 | 243 | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 13 | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Turtles Reef Surf forecast
The above surf forecast table for Turtles Reef provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Turtles Reef can be found by selecting the local surf guide option on the grey menu. Our Turtles Reef 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 (Turtles Reef) 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 Turtles Reef 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.
Turtles Reef is 4 km (2 miles) from Makakilo City. If you plan a vacation in Oahu, look for hotels and other accommodation in Makakilo City. Makakilo City has rooms for a wide range of budgets as well as car hire and transport links.











