- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Nanwan Beach (South Bay) surfForecast / South / Taiwan
16 Day Weather and Surf, issued 1 am Monday 27 Apr 2026 CSTForecast update in hr min s Forecast update imminent
Nanwan Beach (South Bay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nanwan Beach (South Bay) sea temperature is
27.3° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Nanwan Beach (South Bay) this week:
The surf forecast for Nanwan Beach (South Bay) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (May 02) at 8AM. The primary swell is predicted to be 0.9m and 6s period with a secondary swell of 0.4m and 8s. Another secondary swell of 0.3m and 10s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Nanwan Beach (South Bay) in the next 16 days are 1.2m 6s and forecast to arrive on Wednesday (Apr 29) at 8AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 7s period and expected on Thursday (Apr 30) at 5AM.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Sat 2nd May) | 3ft (0.9m) 6s |
| Best Surf | 8AM (Sat 2nd May) | 3ft (0.9m) 6s |
| Most Powerful | 8AM (Wed 29th Apr) | 4ft (1.2m) 6s |
Table - best surf conditions forecast for Nanwan Beach (South Bay) over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Tue night. Warm (max 27°C on Mon afternoon, min 23°C on Wed night). Winds increasing (light winds from the SSE on Wed morning, fresh winds from the NE by Wed night). | Days 4-6 Weather SummaryMostly dry. Warm (max 25°C on Fri afternoon, min 22°C on Thu night). Winds decreasing (fresh winds from the NE on Thu morning, calm by Sat morning). | ||||||||||||||||||||
Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | Friday 1 | Saturday 2 | Sunday 3 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
ENE 4 | E 4 | E 5 | E 5 | ESE 6 | SE 6 | ESE 7 | SE 6 | SE 7 | SE 7 | E 10 | ESE 7 | E 10 | E 10 | E 9 | E 8 | E 9 | ESE 9 | E 9 | E 9 | ESE 10 | |
34 | 23 | 53 | 57 | 43 | 92 | 70 | 66 | 22 | 11 | 2 | 10 | 8 | 17 | 41 | 64 | 85 | 84 | 101 | 79 | 94 | |
Wind (km/h) | |||||||||||||||||||||
cross | cross | cross | cross | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | cross-off | cross-on | cross | cross-off | |
High Tide | 4:10PM0.93m | 5:12AM0.80m | 5:03PM0.89m | 5:31AM0.89m | 5:48PM0.84m | 5:51AM0.98m | 6:30PM0.78m | 6:14AM1.06m | 7:09PM0.72m | 6:38AM1.12m | 7:48PM0.66m | 7:04AM1.15m | 8:26PM0.61m | ||||||||
Low Tide | 9:55AM0.47m | 10:58PM0.25m | 10:56AM0.37m | 11:19PM0.29m | 11:44AM0.28m | 11:36PM0.33m | 12:27PM0.21m | 11:52PM0.36m | 1:06PM0.15m | 00:08AM0.39m | 1:45PM0.12m | 00:23AM0.41m | 2:23PM0.12m | 00:38AM0.43m | |||||||
 | |  | | |  |  | | | | | | | |  | | | | | | | |
 | 5:28 | — | — | 5:26 | — | — | 5:26 | — | — | 5:26 | — | — | 5:24 | — | — | 5:24 | — | — | 5:24 | — | — |
 | — | 6:21 | — | — | 6:21 | — | — | 6:22 | — | — | 6:22 | — | — | 6:22 | — | — | 6:22 | — | — | 6:22 | — |
— | — | — | — | — | 3 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 26 | 27 | 25 | 26 | 27 | 26 | 27 | 27 | 26 | 24 | 24 | 22 | 24 | 25 | 23 | 25 | 25 | 25 | 27 | 28 | 27 |
24 | 26 | 23 | 25 | 27 | 27 | 32 | 27 | 27 | 21 | 21 | 18 | 20 | 23 | 20 | 27 | 27 | 27 | 31 | 31 | 30 | |
Swell 1 Height (m) Direction Period (s) | E 10 | ENE 11 | NE 10 | SSE 6 | SSE 6 | NE 10 | ESE 7 | SE 6 | SE 7 | SE 7 | NW 6 | ESE 7 | ESE 7 | E 10 | E 9 | E 8 | E 9 | ESE 9 | E 9 | E 9 | ESE 10 |
 kJ | 2 | 11 | 26 | 14 | 30 | 24 | 70 | 66 | 22 | 11 | 6 | 10 | 5 | 17 | 41 | 64 | 85 | 84 | 101 | 79 | 94 |
Swell 2 Height (m) Direction Period (s) | — | NE 8 | SE 9 | NE 10 | NE 10 | E 12 | S 6 | ENE 9 | NW 8 | NW 7 | E 10 | NW 7 | NW 6 | NW 6 | NW 5 | ESE 10 | NE 7 | NE 6 | NE 6 | SSE 5 | NW 4 |
| kJ | — | 2 | 3 | 26 | 25 | 3 | 49 | 16 | 29 | 12 | 2 | 7 | 5 | 1 | 1 | 20 | 11 | 6 | 1 | 2 | 3 |
Swell 3 Height (m) Direction Period (s) | — | SE 10 | E 12 | ESE 8 | SE 8 | — | ENE 9 | E 11 | — | — | — | — | E 10 | — | — | NW 5 | NW 4 | SE 4 | — | NE 6 | — |
| kJ | — | 4 | 3 | 6 | 15 | — | 17 | 2 | — | — | — | — | 8 | — | — | 1 | 1 | 1 | — | 1 | — |
Wind waves Height (m) Direction Period (s) | ENE 4 | E 4 | E 5 | E 5 | ESE 6 | SE 6 | — | W 3 | NE 6 | NE 7 | NE 7 | NE 7 | NE 6 | ENE 6 | ENE 5 | NE 7 | — | — | WNW 2 | WNW 3 | NE 6 |
| kJ | 34 | 23 | 53 | 57 | 43 | 92 | — | 4 | 330 | 550 | 398 | 382 | 202 | 148 | 66 | 33 | — | — | 1 | 6 | 87 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 79 | 316 | 316 | 316 | 148 | 148 | 2 | 694 | 676 | 535 | 535 | 348 | 1160 | 1254 | 316 | 0 | 0 | 0 | 14 | 2 | 14 |
Best forecast wave conditions in South Taiwan | |||||||||||||||||||||
Best forecast wave conditions in Taiwan | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Nanwan Beach (South Bay) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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 16 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.
Nearest