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Surf Forecasts:

Nanwan Beach (South Bay) surfForecast / South / Taiwan

information circle12 Day Weather and Surf, issued 1 pm Wednesday 11 Mar 2026 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
26.0° C
 (Which is 1.2°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 1.7m 12s and forecast to arrive on Tuesday (Mar 17) at 5PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.0m 9s period and expected on Thursday (Mar 12) at 11PM.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+)--
Best Surf--
Most Powerful 5PM (Tue 17th Mar)5.5ft (1.7m) 12s

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

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

Short Range Forecast Mostly dry. Warm (max 22°C on Wed afternoon, min 17°C on Thu night). Winds increasing (moderate winds from the NNE on Wed night, near gales from the NE by Fri afternoon).

Days 3-6 Weather Summary Mostly dry. Warm (max 23°C on Tue morning, min 19°C on Sat night). Mainly strong winds.

Wed
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.4
NE
2
ENE
2
ENE
3
NE
4
NE
4
NE
4
NE
3
NE
2.5
ENE
2.5
ENE
2.5
ENE
2.2
ENE
2.2
ENE
2.4
ENE
0.1
E
2.2
ENE
1.7
E
0.1
E
1.7
E
1.2
E
1.1
E
Period(s) (?)776799998777161617146161267
Wave
Graph
(?)Metric surfscale
Energy kJ (?)00000000000000602285786106104
Wind
(km/h)
30
NE
25
NE
25
NE
45
NE
50
NE
50
NE
55
NE
35
NE
40
NE
35
NE
35
NE
35
NE
35
ENE
40
ENE
40
ENE
30
ENE
30
ENE
30
NE
25
ENE
30
ENE
30
ENE
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		crosscrosscrosscrosscrosscross-
off		crosscrosscross
High Tide
/ height (m)
12:32PM
0.92
2:17PM
0.94
3:34PM
1.00
6:17AM
0.57
4:29PM
1.06
6:13AM
0.61
5:14PM
1.12
6:25AM
0.67
5:55PM
1.14
6:43AM
0.75
Low Tide
/ height (m)
9:30PM
0.36
10:46PM
0.30
11:17PM
0.24
11:42PM
0.20
9:18AM
0.53
12:06AM
0.16
10:26AM
0.45
12:28AM
0.14
11:17AM
0.36
12:51AM
0.15
12:04PM
0.28
Wed
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Sunrise--6:07--6:07--6:05--6:05--6:05--6:03--6:03
Sunset6:04--6:05--6:05--6:05--6:06--6:06--6:06--
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
Rain (mm)
---------------------
Temp. °C222122221818191920212122222222222123242223
Feels °C (?)181619189881013151516161715161618201819
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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View detailed surf forecast for Nanwan Beach (South Bay) at:
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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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