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Big Wave Bay surfForecast / Hong Kong / China
48hr Weather and Surf, issued 7 pm Thursday 04 Dec 2025 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
22.3° C
(Which is normal for this time of year)How big are the waves at Big Wave Bay today?
The current surf forecast for Big Wave Bay at 1AM is: 1.6m 9s primary swell from a East direction (forecast issued at 07:00pm December 04). The wind direction is predicted to be cross-onshore.
| Time (HKT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Dec) | 5ft (1.5m) | 8s |
| Afternoon (05 Dec) | 6.5ft (2.0m) | 8s |
| Evening (05 Dec) | 4.5ft (1.4m) | 8s |
Table - waves today at Big Wave Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 04 | Friday 05 | Saturday 06 | Sunday 07 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 8 | 8 | 8 | 8 | 7 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 602 | 551 | 459 | 412 | 360 | 295 | 464 | 540 | 488 | 240 | 270 | 309 | 317 | 438 | 234 | 252 | 222 | 184 | 173 | 195 | 229 | 206 | 368 | 245 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- on |
High Tide / height (m) | 7:16PM 2.00 | 10:56AM 0.87 | 7:57PM 2.10 | 12:11PM 0.83 | 8:40PM 2.13 | 1:29PM 0.81 | ||||||||||||||||||
Low Tide / height (m) | 3:09AM -0.14 | 1:31PM 0.76 | 4:03AM -0.19 | 2:04PM 0.79 | 4:57AM -0.17 | |||||||||||||||||||
Thursday 04 | Friday 05 | Saturday 06 | Sunday 07 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:48 | - | - |
| Sunset | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - |
 |  |  | |  |  | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 18 | 19 | 19 | 18 | 17 | 18 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 19 | 20 |
| Feels °C (?) | 15 | 15 | 16 | 16 | 14 | 14 | 16 | 17 | 17 | 17 | 16 | 16 | 15 | 16 | 15 | 17 | 18 | 17 | 17 | 16 | 16 | 16 | 17 | 20 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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