Surf Forecasts:
Trunk Bay - Shark Bay surf forecast from 19 Oct 2026:
- Best quality surf: Tuesday 20 Oct, 11AM (local time) - 4ft (1.2m), 13s period, NW swell with cross-offshore winds.
- Most powerful swell: Tuesday 20 Oct, 11AM (local time) - 4ft (1.2m), 13s period, NW swell with 486 kJ wave energy.
- Next surfable swell (1★+): Monday 19 Oct, 2PM (local time) - 2ft (0.6m), 10s period with N swell.
Best Forecast Surf Conditions for Trunk Bay - Shark Bay this week:
The surf forecast for Trunk Bay - Shark Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Oct 19) at 2PM. The primary swell is predicted to be 0.6m and 10s period with a secondary swell of 0.3m and 12s. Another secondary swell of 0.3m and 9s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Trunk Bay - Shark Bay in the next 16 days are 1.2m 13s and forecast to arrive on Tuesday (Oct 20) at 11AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.1m 5s period and expected on Saturday (Oct 24) at 8AM.
| Wave Type | Time (AST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2PM (Mon 19th Oct) | 2ft (0.6m) 10s |
| Best Surf | 11AM (Tue 20th Oct) | 4ft (1.2m) 13s |
| Most Powerful | 11AM (Tue 20th Oct) | 4ft (1.2m) 13s |
Table - best surf conditions forecast for Trunk Bay - Shark Bay over the next 16 days.
Short Range ForecastSome drizzle, heaviest during Mon night. Warm (max 28°C on Mon morning, min 27°C on Tue morning). Wind will be generally light. | Days 4-6 Weather SummaryModerate rain (total 19mm), heaviest on Fri afternoon. Warm (max 29°C on Sat afternoon, min 28°C on Thu morning). Mainly fresh winds. | ||||||||||||||||||||
Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | |||||||||||||||
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) | N 10 | N 9 | NW 15 | NW 13 | NNW 12 | NNW 11 | NNW 11 | NW 10 | NW 10 | NW 11 | NW 10 | NW 10 | NW 10 | NNW 13 | NNW 10 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 51 | 58 | 178 | 486 | 384 | 275 | 202 | 104 | 100 | 163 | 148 | 98 | 100 | 257 | 83 | 161 | 150 | 143 | 173 | 170 | 167 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off |
High Tide | 3:14PM0.41m | 3:05AM0.28m | 4:00PM0.41m | 4:14AM0.32m | 4:43PM0.40m | 5:15AM0.36m | 5:24PM0.39m | 6:10AM0.41m | 6:05PM0.37m | 7:00AM0.46m | 6:45PM0.35m | 7:48AM0.50m | 7:27PM0.32m | ||||||||
Low Tide | 10:20PM0.20m | 9:06AM0.16m | 10:53PM0.19m | 10:17AM0.18m | 11:23PM0.17m | 11:24AM0.18m | 11:52PM0.15m | 12:27PM0.18m | 00:22AM0.12m | 1:25PM0.17m | 00:54AM0.08m | 2:22PM0.16m | 1:30AM0.04m | ||||||||
 | |  | | |  | | | |  |  |  |  | | | | | | | | | |
 | 6:13 | — | — | 6:13 | — | — | 6:13 | — | — | 6:13 | — | — | 6:13 | — | — | 6:13 | — | — | 6:15 | — | — |
 | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:51 | — | — | 5:50 | — | — | 5:50 | — | — | 5:49 | — |
mm | — | — | 1 | — | — | — | — | — | — | — | 3 | 3 | — | 5 | 6 | — | 1 | 1 | — | — | 1 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 | 28 |
Feels °C | 30 | 30 | 29 | 30 | 30 | 30 | 30 | 31 | 31 | 29 | 30 | 30 | 28 | 29 | 29 | 27 | 30 | 29 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | N 10 | N 9 | NW 15 | NW 13 | NNW 12 | NNW 11 | NNW 11 | NW 10 | NW 10 | NW 11 | NW 10 | NW 10 | NW 10 | NNW 13 | NNW 10 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 |
| kJ | 51 | 58 | 178 | 486 | 384 | 275 | 202 | 104 | 100 | 163 | 148 | 98 | 100 | 257 | 63 | 161 | 150 | 143 | 173 | 170 | 167 |
Swell 2 Height (m) Direction Period (s) | NNE 8 | N 12 | N 8 | N 8 | NNE 8 | E 8 | E 7 | N 10 | N 10 | N 9 | NNE 9 | NNE 9 | NNW 12 | NNE 9 | NNW 12 | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | ENE 8 |
| kJ | 19 | 25 | 51 | 33 | 20 | 4 | 4 | 73 | 48 | 45 | 48 | 48 | 87 | 26 | 83 | 14 | 7 | 11 | 10 | 10 | 6 |
Swell 3 Height (m) Direction Period (s) | N 12 | E 8 | ESE 8 | NNE 14 | SE 8 | E 8 | E 7 | E 7 | E 7 | ENE 9 | SE 4 | NW 13 | NNE 9 | ENE 8 | NNE 9 | ENE 7 | ENE 7 | NE 12 | NE 11 | NE 11 | NE 10 |
| kJ | 26 | 6 | 13 | 18 | 9 | 4 | 4 | 4 | 4 | 8 | 6 | 41 | 45 | 6 | 15 | 5 | 4 | 6 | 5 | 5 | 4 |
Wind waves Height (m) Direction Period (s) | E 8 | ESE 5 | — | SE 8 | ESE 8 | SE 4 | SE 5 | SE 4 | SE 4 | ESE 3 | — | ESE 5 | ESE 4 | SE 4 | SE 5 | SE 5 | SE 5 | SE 6 | SSE 6 | SSE 5 | SSE 5 |
| kJ | 12 | 2 | — | 16 | 19 | 3 | 4 | 3 | 4 | 4 | — | 9 | 11 | 19 | 41 | 55 | 42 | 38 | 27 | 24 | 21 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 6 | 0 | 2 | 0 | 0 | 0 | 2 | 0 | 4 | 6 | 6 | 4 | 6 | 6 | 44 | 112 | 2 | 2 | 2 | 0 | 0 |
Best forecast wave conditions in Tortola - BVI | |||||||||||||||||||||
Best forecast wave conditions in British Virgin Islands | |||||||||||||||||||||
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Information about the Trunk Bay - Shark Bay Surf forecast
The above surf forecast table for Trunk Bay - Shark Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Trunk Bay - Shark Bay can be found by selecting the local surf guide option on the grey menu. Our Trunk Bay - Shark Bay 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 (Trunk Bay - Shark Bay) 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 Trunk Bay - Shark Bay 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.
Trunk Bay - Shark Bay is 3 km (2 miles) from Road Town. If you plan a holiday in Tortola - BVI, look for hotels and other accommodation in Road Town. Road Town has rooms for a wide range of budgets as well as car hire and transport links.
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