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Surf Forecasts:
Sai Wan Beach surfForecast / Hong Kong / China
48hr Weather and Surf, issued 7 pm Wednesday 13 May 2026 CSTForecast update in hr min s Forecast update imminent
Sai Wan Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Sai Wan Beach sea temperature is
25.2° C
(Which is 1.2°C colder than average for this time of year)How big are the waves at Sai Wan Beach today?
The current surf forecast for Sai Wan Beach at 2AM is: 0.2m 9s primary swell from a East-southeast direction and 0.3m 3s secondary swell from a South direction (forecast issued at 07:00pm May 13). The wind direction is predicted to be cross-onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 0.5ft (0.2m) | 9s |
| Afternoon (14 May) | 2ft (0.6m) | 4s |
| Evening (14 May) | 1.5ft (0.5m) | 4s |
Table - waves today at Sai Wan Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 27mm), heaviest during Thu night. Warm (max 28°C on Thu morning, min 23°C on Fri night). Winds increasing (light winds from the SE on Thu night, fresh 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 |    |    |    |    | ||||||||||||||||||||
SE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | S 4 | S 4 | S 4 | ESE 10 | ESE 10 | S 6 | ESE 10 | ESE 4 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | E 6 | E 6 | ESE 6 | |
14 | 8 | 8 | 8 | 8 | 8 | 8 | 13 | 10 | 8 | 9 | 9 | 31 | 9 | 17 | 63 | 154 | 154 | 192 | 198 | 223 | 267 | 276 | 237 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 5:18PM1.16m | 6:47AM1.38m | 7:19PM1.09m | 6:53AM1.58m | 8:45PM1.02m | 7:17AM1.78m | ||||||||||||||||||
Low Tide | 00:04AM0.40m | 12:55PM0.40m | 00:40AM0.48m | 1:52PM0.18m | 1:15AM0.58m | |||||||||||||||||||
 |  | | | |  |  | | |  | | | | | | | |  | | | |  | | | |
 | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:41 | — | — | — |
 | 6:53 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | 6:54 |
— | — | — | — | — | — | 3 | — | — | 1 | 2 | 5 | 1 | 1 | 1 | 2 | 3 | 1 | 1 | 3 | 2 | 1 | — | — | |
Temp °C | 28 | 26 | 26 | 26 | 26 | 26 | 28 | 28 | 28 | 27 | 26 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 24 |
30 | 29 | 30 | 30 | 30 | 29 | 29 | 30 | 31 | 31 | 30 | 28 | 28 | 27 | 26 | 24 | 24 | 23 | 23 | 22 | 22 | 20 | 21 | 21 | |
Swell 1 Height (m) Direction Period (s) | SE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | S 4 | S 4 | SSW 5 | S 5 | SSW 6 | SSW 5 | SSW 5 | SSW 6 | S 6 | S 7 | S 7 | S 6 |
 kJ | 14 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 6 | 5 | 2 | 6 | 5 | 5 | 7 | 11 | 14 | 8 | 7 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SE 10 | ESE 10 | ESE 10 | ESE 9 | SSW 6 | — | — | S 5 | — | — | — | — | SW 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 4 | 9 | 9 | 17 | 3 | — | — | 8 | — | — | — | — | 11 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | SE 10 | SE 10 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 4 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 3 | S 3 | S 3 | S 3 | S 3 | S 3 | S 3 | S 4 | S 4 | S 4 | S 4 | S 4 | S 6 | ESE 2 | ESE 4 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | E 6 | E 6 | ESE 6 |
| kJ | 3 | 3 | 2 | 2 | 2 | 2 | 5 | 13 | 10 | 8 | 9 | 9 | 31 | 1 | 17 | 63 | 154 | 154 | 192 | 198 | 223 | 267 | 276 | 237 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 658 | 658 | 801 | 794 | 677 | 660 | 658 | 658 | 658 | 660 | 737 | 959 | 603 | 677 | 1058 | 1058 | 1058 | 603 | 640 | 640 | 640 | 677 | 1058 | 1058 |
Best forecast wave conditions in Hong Kong | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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