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Surf Forecasts:

Nanwan Beach (South Bay) surfForecast / South / Taiwan

information circle12 Day Weather and Surf, issued 1 am Monday 24 Nov 2025 CST
Forecast 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
26.8° C
 (Which is 1.1°C warmer than normal for this time of year)

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 2.3m 10s and forecast to arrive on Thursday (Nov 27) at 11AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 5.0m 10s period and expected on Friday (Nov 28) at 5AM.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful11AM (Thu 27th Nov)7.5ft (2.3m) 10s

Table - best surf conditions forecast for Nanwan Beach (South Bay) over the next 12 days.

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table

Short Range Forecast Light rain (total 5mm), mostly falling on Wed night. Warm (max 25°C on Mon morning, min 19°C on Tue night). Winds increasing (moderate winds from the NE on Mon afternoon, near gales from the NE by Tue night).

Days 3-6 Weather Summary Some drizzle, heaviest during Thu morning. Warm (max 22°C on Thu morning, min 19°C on Thu night). Winds decreasing (near gales from the NE on Thu night, moderate winds from the NNE by Sat night).

Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
1
2
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.9
E
1.9
E
2
E
3.5
ENE
4
ENE
4.5
ENE
4
ENE
4
ENE
3.5
ENE
2.3
E
0.1
S
0.4
SSW
0.5
SSW
0.7
SSW
0.6
SSW
0.4
SW
0.3
SW
0.2
SSW
0.3
SW
0.3
SW
0.3
SW
Period(s) (?)999791099101015121112121110109912
Wave
Graph
(?)Metric surfscale
Energy kJ (?)5626016700000001045550731259430169141321
Wind
(km/h)
25
NE
20
NE
25
NE
55
NE
60
NE
55
NE
55
NE
55
NE
40
NE
35
NNE
45
NE
50
NE
55
NE
45
NE
35
NE
35
NE
35
NE
25
NE
10
NNE
15
NE
45
NE
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		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
9:46AM
0.48
8:28PM
1.15
10:43AM
0.46
9:10PM
1.10
12:19PM
0.47
9:58PM
1.05
10:59PM
0.98
2:31PM
0.59
12:17AM
0.91
2:53PM
0.69
1:46AM
0.85
3:20PM
0.81
3:10AM
0.80
Low Tide
/ height (m)
12:47PM
0.43
4:34AM
0.19
1:04PM
0.45
5:28AM 1:17PM
0.22 0.47
6:25AM
0.24
7:18AM
0.25
5:06PM
0.57
8:04AM
0.26
7:37PM
0.53
8:43AM
0.28
9:16PM
0.42
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Sunrise6:13--6:13--6:15--6:16--6:16--6:16--6:18--
Sunset-5:12--5:12--5:12--5:12--5:12--5:12--5:12-
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
light rain
light rain
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
Rain (mm)
--------51-----------
Temp. °C252524232320202121222221192020212221222322
Feels °C (?)23242318141010121217171391212161716212318
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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View detailed surf forecast for Nanwan Beach (South Bay) at:
surf-forecast.com

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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