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Big Wave Bay surfForecast / Hong Kong / China
48hr Weather and Surf, issued 7 pm Wednesday 13 May 2026 HKTForecast update in hr min s Forecast update imminent
Big Wave Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Big Wave Bay sea temperature is
25.2° C
(Which is 1.3°C colder than average for this time of year)How big are the waves at Big Wave Bay today?
The current surf forecast for Big Wave Bay at 3AM is: 0.4m 9s primary swell from a East-southeast direction and 0.3m 4s secondary swell from a South-southwest direction (forecast issued at 07:00pm May 13). The wind direction is predicted to be cross-onshore.
| Time (HKT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 1.5ft (0.4m) | 9s |
| Afternoon (14 May) | 2.5ft (0.7m) | 4s |
| Evening (14 May) | 1ft (0.3m) | 9s |
Table - waves today at Big Wave Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 34mm), heaviest during Thu morning. Warm (max 27°C on Wed night, min 23°C on Sat morning). Winds increasing (light winds from the S on Thu night, strong winds from the ENE by Sat morning). | ||||||||||||||||||||||||
Wed 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | S 4 | SSW 4 | ESE 9 | S 5 | ESE 9 | E 10 | ESE 9 | ESE 9 | ESE 9 | E 6 | E 6 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 | |
29 | 28 | 28 | 28 | 28 | 28 | 28 | 16 | 17 | 16 | 17 | 29 | 49 | 17 | 17 | 17 | 74 | 95 | 166 | 302 | 466 | 554 | 654 | 603 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 5:23PM1.18m | 6:42AM1.40m | 7:11PM1.10m | 6:54AM1.61m | 8:39PM1.03m | 7:21AM1.80m | ||||||||||||||||||
Low Tide | 00:07AM0.42m | 1:00PM0.41m | 00:43AM0.50m | 1:57PM0.18m | 1:18AM0.60m | |||||||||||||||||||
 |  | |  | |  | | |  |  | | | | | | | | |  | | |  | |  | |
 | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — |
 | 6:53 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | 6:54 |
— | — | — | — | — | 1 | 6 | 1 | — | 1 | 1 | 6 | 2 | 1 | 2 | 1 | 1 | 1 | 2 | 4 | 2 | 2 | — | — | |
Temp °C | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 24 | 24 | 24 | 23 | 24 | 24 |
29 | 30 | 30 | 30 | 30 | 29 | 28 | 29 | 30 | 31 | 31 | 28 | 27 | 25 | 25 | 25 | 23 | 24 | 21 | 21 | 21 | 18 | 19 | 19 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | S 6 | S 6 | SSW 6 | SSW 6 | S 5 | SSW 6 | SSW 6 | S 6 | S 7 | S 7 | SSE 6 |
 kJ | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 16 | 16 | 16 | 17 | 29 | 17 | 23 | 23 | 18 | 24 | 27 | 13 | 15 | 40 | 44 | 31 | 11 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | E 10 | ESE 9 | ESE 9 | ESE 9 | ENE 6 | E 10 | S 5 | S 8 | — | — | SSE 5 | SW 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 49 | 17 | 17 | 17 | 39 | 49 | 8 | 1 | — | — | 5 | 11 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | E 5 | NE 6 | ENE 6 | E 10 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 3 | 49 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 3 | SSW 3 | SSW 3 | SSW 3 | SSW 4 | S 3 | S 4 | S 4 | SSW 4 | S 4 | S 5 | S 5 | S 6 | SE 4 | ENE 3 | E 4 | E 6 | E 6 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 |
| kJ | 2 | 2 | 2 | 2 | 2 | 3 | 9 | 15 | 17 | 15 | 16 | 25 | 31 | 2 | 1 | 10 | 74 | 95 | 166 | 302 | 466 | 554 | 654 | 603 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 670 | 670 | 819 | 813 | 656 | 656 | 670 | 670 | 670 | 672 | 750 | 938 | 581 | 656 | 1056 | 1056 | 1056 | 581 | 619 | 619 | 619 | 656 | 1056 | 1056 |
Best forecast wave conditions in Hong Kong | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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