Surf Forecasts:
How big are the waves at Nanwan Beach (South Bay) today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 10ft (3.0m), 9s period with SW swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 10ft (3.0m), 10s period with SW swell.
- Evening surf: Evening surf (31 Aug, local time) - 13ft (4.0m), 10s period with SW swell.
The current surf forecast for Nanwan Beach (South Bay) at 12AM is: 2.3m 9s primary swell from a South-southwest direction (forecast issued at 07:00pm August 30). An open ocean swell of 0.5m 12s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 10ft (3.0m) | 9s |
| Afternoon (31 Aug) | 10ft (3.0m) | 10s |
| Evening (31 Aug) | 13ft (4.0m) | 10s |
Table - waves today at Nanwan Beach (South Bay). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 426mm), heaviest during Mon morning. Warm (max 28°C on Mon night, min 25°C on Sun night). Winds increasing (light winds from the W on Mon morning, near gales from the SW by Tue afternoon). | |||||||||||||||||||
Sun 30 | Monday 31 | Tuesday 1 | |||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SSW 9 | SSW 9 | SSW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 9 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 961 | 928 | 898 | 777 | 1081 | 1328 | 1303 | 1644 | 2260 | 2837 | 2536 | 2214 | 2354 | 2495 | 2779 | 3475 | 3730 | 3605 | 3221 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | cross-off | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross |
High Tide | 8:14PM0.84m | 8:25AM0.98m | 8:42PM0.91m | 9:04AM0.86m | 9:15PM0.97m | ||||||||||||||
Low Tide | 2:19PM0.22m | 2:05AM0.24m | 2:38PM0.27m | 2:55AM0.24m | 2:56PM0.32m | ||||||||||||||
 |  | |  | | | | | | | | | | |  | | | | | |
 | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — |
 | 6:15 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:13 | — | — |
mm | 14 | 38 | 18 | 8 | 18 | 32 | 127 | 44 | 30 | 33 | 8 | 7 | 3 | 3 | 7 | 7 | 4 | 9 | 3 |
Temp °C | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 27 | 26 | 26 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 28 |
Feels °C | 28 | 26 | 28 | 29 | 28 | 30 | 25 | 26 | 23 | 25 | 25 | 26 | 26 | 25 | 24 | 23 | 24 | 24 | 25 |
Swell 1 Height (m) Direction Period (s) | ENE 13 | ENE 13 | SSW 9 | SW 9 | SSW 9 | SSW 9 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | E 11 | E 10 | ENE 10 | ENE 10 |
| kJ | 95 | 92 | 898 | 777 | 883 | 1104 | 48 | 47 | 46 | 45 | 43 | 43 | 42 | 40 | 38 | 57 | 53 | 33 | 43 |
Swell 2 Height (m) Direction Period (s) | — | SE 10 | ENE 12 | SE 5 | ENE 12 | E 12 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 4 | 86 | 22 | 49 | 73 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | SE 10 | E 12 | SE 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 4 | 75 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 9 | SSW 9 | — | SE 5 | SW 9 | SW 9 | SW 9 | SW 9 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 | SW 10 |
| kJ | 961 | 928 | — | 34 | 1081 | 1328 | 1303 | 1644 | 2260 | 2837 | 2536 | 2214 | 2354 | 2495 | 2779 | 3475 | 3730 | 3605 | 3221 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 378 | 329 | 378 | 329 | 535 | 0 | 535 | 148 | 148 | 639 | 442 | 442 | 442 | 316 | 316 | 316 | 148 | 348 | 316 |
Best forecast wave conditions in South Taiwan | |||||||||||||||||||
Best forecast wave conditions in Taiwan | |||||||||||||||||||
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