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Nanwan Beach (South Bay) surfForecast / South / Taiwan
12 Day Weather and Surf, issued 1 pm Sunday 26 Oct 2025 CST
Best Forecast Surf Conditions for Nanwan Beach (South Bay) this week:
The most powerful waves expected at Nanwan Beach (South Bay) in the next 12 days are 0.4m 9s and forecast to arrive on Friday (Oct 31) at 2PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.0m 9s period and expected on Monday (Oct 27) at 5AM.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 2PM (Fri 31st Oct) | 1.5ft (0.4m) 9s |
Table - best surf conditions forecast for Nanwan Beach (South Bay) over the next 12 days.
Short Range Forecast Mostly dry. Warm (max 28°C on Sun afternoon, min 25°C on Sun night). Mainly near gales. | Days 3-6 Weather Summary Mostly dry. Warm (max 28°C on Thu afternoon, min 25°C on Wed night). Winds decreasing (strong winds from the NE on Wed afternoon, light winds from the NNE by Thu night). | ||||||||||||||||||||||
Sun 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | Friday 31 | Saturday 01 | |||||||||||||||||
| PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |||
Rating (10 max) | |||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 9 | 9 | 9 | 8 | 9 | 10 | 12 | 10 | 9 | 8 | 8 | 8 | 7 | 9 | ||
Wave (?)Graph  | |||||||||||||||||||||||
 kJ (?) | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 15 | 21 | 17 | 6 | 2 | 2 | 0 | ||
Wind (km/h) | |||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | ||
High Tide / height (m) | 8:40PM 1.09 | 10:38AM 0.46 | 9:20PM 1.05 | 10:13PM 1.00 | 11:30PM 0.96 | 1:06AM 0.94 | 4:24PM 0.62 | 2:31AM 0.95 | 4:25PM 0.71 | 3:39AM 0.96 | |||||||||||||
Low Tide / height (m) | 4:45AM 0.25 | 1:02PM 0.44 | 6:00AM 0.28 | 7:32AM 0.29 | 8:41AM 0.26 | 9:25AM 0.23 | 7:46PM 0.57 | 9:58AM 0.22 | 9:22PM 0.46 | 10:28AM 0.22 | |||||||||||||
Sun 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | Friday 31 | Saturday 01 | |||||||||||||||||
| Sunrise | - | - | 5:56 | - | - | 5:58 | - | - | 5:58 | - | - | 5:58 | - | - | 5:58 | - | - | 6:00 | - | - | 6:00 | ||
| Sunset | 5:23 | - | - | 5:22 | - | - | 5:22 | - | - | 5:22 | - | - | 5:21 | - | - | 5:20 | - | - | 5:20 | - | - | ||
 |  |  | | | | | | | |  | | | | | | | | | | | |||
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
| Temp. °C | 28 | 26 | 25 | 26 | 25 | 26 | 26 | 25 | 26 | 26 | 25 | 27 | 28 | 26 | 28 | 28 | 26 | 26 | 26 | 24 | 23 | ||
| Feels °C (?) | 26 | 22 | 19 | 20 | 20 | 22 | 21 | 19 | 21 | 21 | 20 | 25 | 29 | 27 | 30 | 30 | 26 | 22 | 21 | 18 | 15 | ||
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Live Wave Height (m)
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for South
Continuing clean conditions at Nanwan Beach (South Bay) (light winds from the NE at Kaohsiung International Airport 81 km from Nanwan Beach (South Bay)). No surfable waves
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Information about the Nanwan Beach (South Bay) Surf forecast
The above surf forecast table for Nanwan Beach (South Bay) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Nanwan Beach (South Bay) can be found by selecting the local surf guide option on the grey menu. Our Nanwan Beach (South Bay) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Nanwan Beach (South Bay)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Nanwan Beach (South Bay) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
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