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Surf Forecasts:
Dadonghai surfForecast / Hainan / China
48hr Weather and Surf, issued 1 pm Tuesday 05 May 2026 CSTForecast update in hr min s Forecast update imminent
Dadonghai surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dadonghai sea temperature is
27.8° C
(Which is normal for this time of year)Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Tue afternoon. Warm (max 30°C on Thu afternoon, min 24°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 5 | Wednesday 6 | Thursday 7 | Fri 8 | |||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ENE 6 | E 6 | E 6 | E 6 | E 6 | ESE 5 | E 9 | SE 5 | ENE 9 | E 9 | E 9 | SE 3 | SE 3 | SSE 3 | SSE 3 | SSE 3 | SSE 4 | SSE 4 | SSE 4 | S 4 | SSE 4 | SSE 4 | SSE 4 | SSE 4 | |
0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 10 | 9 | 10 | 9 | 11 | 10 | 7 | 5 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross | cross | cross-off | glassy | glassy | |
High Tide | 12:09PM1.51m | 12:45PM1.49m | 1:24PM1.46m | |||||||||||||||||||||
Low Tide | 8:48PM0.17m | 9:41PM0.21m | 10:38PM0.24m | |||||||||||||||||||||
 |  | |  | | | |  | | | | | | | | | | | | | | |  | | |
 | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — |
 | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | 7:05 |
— | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 28 | 28 | 28 | 26 | 25 | 25 | 24 | 26 | 28 | 29 | 29 | 27 | 26 | 26 | 25 | 27 | 29 | 30 | 29 | 27 | 26 | 26 | 26 | 27 |
31 | 32 | 32 | 29 | 29 | 29 | 27 | 30 | 30 | 31 | 31 | 31 | 30 | 30 | 29 | 31 | 31 | 32 | 32 | 31 | 30 | 31 | 31 | 32 | |
Swell 1 Height (m) Direction Period (s) | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 9 | ENE 10 | ENE 9 | E 9 | E 9 | ENE 9 | ENE 8 | ENE 8 | E 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
 kJ | 26 | 26 | 25 | 17 | 17 | 16 | 76 | 123 | 141 | 162 | 158 | 123 | 120 | 96 | 88 | 87 | 76 | 60 | 60 | 45 | 43 | 41 | 15 | 16 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 10 | E 9 | — | SE 5 | — | — | — | — | — | — | — | — | — | — | SSW 4 | S 4 | ENE 9 | ENE 9 | ENE 9 | SSE 4 |
| kJ | 7 | 7 | 6 | 7 | 7 | 7 | — | 1 | — | — | — | — | — | — | — | — | — | — | 4 | 9 | 26 | 25 | 25 | 5 |
Swell 3 Height (m) Direction Period (s) | NW 5 | WNW 5 | W 4 | — | ESE 4 | ENE 8 | E 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 4 | ENE 9 | ENE 9 |
| kJ | 1 | 2 | 1 | — | 2 | 6 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 25 | 15 |
Wind waves Height (m) Direction Period (s) | ENE 6 | — | — | — | — | ESE 5 | — | — | — | — | — | SE 3 | SE 3 | SSE 3 | SSE 3 | SSE 3 | SSE 4 | SSE 4 | SSE 4 | — | SSE 4 | SSE 4 | SSE 4 | — |
| kJ | 40 | — | — | — | — | 2 | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 10 | 9 | 10 | — | 11 | 10 | 7 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1460 | 1313 | 1243 | 1308 | 662 | 87 | 87 | 87 | 1313 | 1313 | 1245 | 1308 | 87 | 87 | 276 | 278 | 1270 | 1270 | 1270 | 662 | 662 | 286 | 276 | 281 |
Best forecast wave conditions in Hainan | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
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