Nanwan Beach (South Bay) Surf Break

Lat Long: 21.96° N 120.76° E

Nanwan Beach (South Bay) 48 hour detailed Surf Forecast

Issued: 7 am 16 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nanwan Beach (South Bay) sea temperature is
29.2° C
0.2° 

Nanwan Beach (South Bay) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Nanwan Beach (South Bay) today (16 Aug):

  • Morning surf: Morning surf (16 Aug, local time) - 7ft (2.1m), 8s period with SW swell.
  • Afternoon surf: Afternoon surf (16 Aug, local time) - 7.5ft (2.3m), 8s period with SW swell.
  • Evening surf: Evening surf (16 Aug, local time) - 6.5ft (2.0m), 8s period with SW swell.

The current surf forecast for Nanwan Beach (South Bay) at 2PM is: 2.4m 8s primary swell from a Southwest direction and 0.2m 11s secondary swell from a East-southeast direction (forecast issued at 07:00am August 16). An open ocean swell of 0.4m 11s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (CST) & DateWave HeightWave Period
Morning (16 Aug)7ft (2.1m)8s
Afternoon (16 Aug)7.5ft (2.3m)8s
Evening (16 Aug)6.5ft (2.0m)8s

Table - waves today at Nanwan Beach (South Bay). (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 21mm), heaviest during Sun morning. Warm (max 30°C on Tue afternoon, min 27°C on Sun morning). Winds increasing (light winds from the SW on Mon afternoon, fresh winds from the NE by Tue night).

Sunday
16
Monday
17
Tuesday
18
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
Rating
(10 max)
0
1
2
2
1
2
2
2
2
2
1
1
1
0
1
1
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2
SW
8
2
SW
8
2.2
SW
8
2.4
SW
8
2.2
SW
8
2
SW
8
2
SW
9
1.9
SW
9
1.8
SW
9
1.7
SW
9
1.6
SW
9
1.6
SW
8
1.6
SW
8
1.5
SW
8
1.4
SW
8
1.4
SW
8
1.3
SW
8
1.2
SW
8
1.1
SW
8
1.1
SW
8
1.1
SW
8
1.1
SW
8
1.1
SW
8
Wave Graph
Metric surfscale
Energy kJ
553
553
666
771
682
567
594
548
460
421
390
338
346
311
288
256
232
206
176
154
158
158
158
Wind (km/h)
25
WSW
20
W
20
W
20
W
15
WSW
15
W
10
W
15
W
10
WNW
10
W
10
WSW
5
SW
10
SE
15
ENE
20
NE
15
NE
15
NE
20
NE
25
NE
25
NE
30
NE
30
NE
30
NE
Wind State
cross
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
8:55AM1.03m
9:26PM0.83m
9:33AM0.87m
9:58PM0.88m
10:10AM0.71m
10:34PM0.92m
Low Tide
2:26AM0.28m
3:25PM0.26m
3:20AM0.31m
3:40PM0.33m
4:21AM0.35m
3:48PM0.38m
thunderstorm
mod rain
thunderstorm
thunderstorm
cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:33
5:35
5:35
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:27
6:25
6:24
 mm
2
6
4
1
1
1
1
2
2
1
1
1
Temp °C
28
27
27
27
27
28
28
28
28
28
29
29
29
28
28
28
28
29
29
30
29
28
28
Feels °C
30
29
30
29
30
32
32
32
32
32
33
34
33
31
30
31
31
31
30
31
29
27
28
  • 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
How to use the Wavefinder 

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