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Surf Forecasts:
Nanwan Beach (South Bay) surfForecast / South / Taiwan
48hr Weather and Surf, issued 7 am Saturday 18 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
27.2° C
(Which is slightly warmer than usual)How big are the waves at Nanwan Beach (South Bay) today?
The current surf forecast for Nanwan Beach (South Bay) at 12PM is: 1.7m 15s primary swell from a East direction (forecast issued at 07:00am April 18). An open ocean swell of 0.1m 15s is not directed at the surf break, a second open ocean swell of 0.3m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 6ft (1.8m) | 15s |
| Afternoon (18 Apr) | 5.5ft (1.7m) | 16s |
| Evening (18 Apr) | 5ft (1.6m) | 15s |
Table - waves today at Nanwan Beach (South Bay). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| 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 | 5 PM | 8 PM | 11 PM | 2 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 15 | 15 | 16 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1371 | 1409 | 1447 | 1380 | 1349 | 1104 | 1074 | 945 | 945 | 919 | 890 | 732 | 820 | 711 | 711 | 796 | 771 | 771 | 673 | 806 | 806 | 694 | 7 | 7 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | glass | glass | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross | cross | cross |
High Tide / height (m) | 6:54AM 1.14 | 7:56PM 0.79 | 7:28AM 1.23 | 8:48PM 0.68 | 8:06AM 1.28 | 9:47PM 0.56 | ||||||||||||||||||
Low Tide / height (m) | 1:44PM 0.03 | 1:00AM 0.36 | 2:38PM 0.00 | 1:20AM 0.39 | 3:38PM 0.02 | 1:37AM 0.42 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| Sunrise | - | 5:35 | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:17 | - | - | - | - | - | - | - | 6:17 | - | - | - |
 |  | | | |  | |  | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 27 | 27 | 26 | 25 | 25 | 24 |
| Feels °C (?) | 27 | 27 | 26 | 24 | 24 | 26 | 28 | 26 | 27 | 28 | 31 | 29 | 29 | 27 | 25 | 25 | 25 | 24 | 27 | 27 | 26 | 23 | 22 | 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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