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Nanwan Beach (South Bay) surfForecast / South / Taiwan
48hr Weather and Surf, issued 1 am Monday 20 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
27.1° 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 8AM is: 0.1m 14s primary swell from a Southeast direction (forecast issued at 01:00am April 20). An open ocean swell of 1.6m 13s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (CST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | 0.5ft (0.1m) | 14s |
| Afternoon (20 Apr) | 5ft (1.5m) | 13s |
| Evening (20 Apr) | 3ft (0.9m) | 4s |
Table - waves today at Nanwan Beach (South Bay). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
| 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 | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 13 | 13 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 16 | 16 | 16 | 5 | 5 | 12 | 6 | 6 | 6 | 5 | 5 | 5 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 711 | 915 | 875 | 8 | 8 | 806 | 806 | 694 | 7 | 7 | 10 | 10 | 10 | 64 | 73 | 855 | 101 | 92 | 91 | 78 | 66 | 64 | 30 | 27 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- off | cross | cross- off | cross | cross | cross | cross | cross | cross | cross | cross- on | cross- on | cross- on | on | on | on | cross- on |
High Tide / height (m) | 8:48PM 0.68 | 8:06AM 1.28 | 9:47PM 0.56 | 8:49AM 1.28 | 11:05PM 0.47 | 9:40AM 1.23 | ||||||||||||||||||
Low Tide / height (m) | 1:20AM 0.39 | 3:38PM 0.02 | 1:37AM 0.42 | 4:47PM 0.07 | 1:44AM 0.43 | 6:10PM 0.12 | ||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:31 | - | - | - | - | - | - | - | 5:31 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:17 | - | - | - | - | - | - | - | 6:17 | - | - | - | - | - | - | - | 6:19 | - |
 | | |  | | | | | |  | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 25 | 24 | 24 | 26 | 26 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 27 | 27 | 27 | 27 |
| Feels °C (?) | 26 | 25 | 25 | 28 | 28 | 28 | 26 | 24 | 24 | 24 | 23 | 21 | 22 | 22 | 23 | 23 | 24 | 25 | 26 | 26 | 27 | 27 | 28 | 29 |
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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