Nanwan Beach (South Bay) Surf Break

Nanwan Beach (South Bay) 48 hour detailed Surf Forecast

Lat Long: 21.96° N 120.76° E

Issued: 7 am 18 Jun 2026 (local time)

Forecast update in  hr  min

Today's Nanwan Beach (South Bay) sea temperature is
28.8° C

Normal for this time of year

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 (18 Jun):

  • Morning surf: Morning surf (18 Jun, local time) - 2.5ft (0.8m), 7s period with SW swell.
  • Afternoon surf: Afternoon surf (18 Jun, local time) - 2.5ft (0.7m), 7s period with SW swell.
  • Evening surf: Evening surf (18 Jun, local time) - 2.5ft (0.7m), 7s period with SW swell.

The current surf forecast for Nanwan Beach (South Bay) at 3PM is: 0.7m 7s primary swell from a Southwest direction and 0.4m 5s secondary swell from a Southeast direction (forecast issued at 07:00am June 18). The wind direction is predicted to be cross-offshore.

Time (CST) & DateWave HeightWave Period
Morning (18 Jun)2.5ft (0.8m)7s
Afternoon (18 Jun)2.5ft (0.7m)7s
Evening (18 Jun)2.5ft (0.7m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 29°C on Thu afternoon, min 26°C on Sat night). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
Sun
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
SW
7
0.8
SW
7
0.8
SW
7
0.7
SW
7
0.7
SW
7
0.7
SW
7
0.7
SW
7
0.7
SW
7
0.7
SW
7
0.7
SW
7
0.7
SW
7
0.6
SW
7
0.6
SW
7
0.6
SW
7
0.6
WSW
7
0.6
WSW
7
0.6
WSW
7
0.7
WSW
7
0.6
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
8
Wave Graph
Metric surfscale
Energy kJ
71
57
59
53
53
53
51
50
50
50
50
41
41
42
34
32
32
42
33
47
48
48
48
50
Wind (km/h)
5
SW
10
S
15
SW
15
WSW
15
W
15
WNW
15
WNW
15
WNW
10
W
10
WSW
10
WSW
15
W
15
WNW
15
WNW
20
WNW
15
WNW
15
WNW
20
WNW
20
WNW
25
WNW
25
WNW
20
WNW
20
WNW
20
WNW
Wind State
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
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
8:39AM1.35m
10:46PM0.49m
9:32AM1.24m
11:38PM0.53m
10:25AM1.11m
00:31AM0.60m
Low Tide
4:36PM0.03m
2:00AM0.41m
5:25PM0.11m
3:05AM0.45m
6:10PM0.20m
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:13
5:13
5:13
5:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:42
6:42
6:42
6:43
 mm
Temp °C
27
28
28
29
28
28
27
27
27
27
28
28
28
27
27
27
27
27
28
28
28
27
27
27
Feels °C
31
32
31
32
31
32
30
30
31
31
31
31
30
30
30
30
30
29
29
29
29
29
29
29
Swell 1
Height (m)
Direction
Period (s)
0.9
SW
7
0.8
SW
7
0.8
SW
7
0.7
SW
7
0.7
SW
7
0.7
SW
7
0.7
SW
7
0.7
SW
7
0.7
SW
7
0.7
SW
7
0.7
SW
7
0.6
SW
7
0.6
SW
7
0.6
SW
7
0.6
WSW
7
0.6
WSW
7
0.6
WSW
7
0.7
WSW
7
0.6
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
8
Energy kJ
71
57
59
53
53
53
51
50
50
50
50
41
41
42
34
32
32
42
33
47
48
48
48
50
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
5
0.4
SE
5
0.4
SE
5
0.4
SE
5
0.4
SE
5
0.4
SE
5
0.4
SE
5
0.4
SE
5
0.4
SE
4
0.3
SE
4
0.3
SE
4
0.3
SE
4
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
4
0.3
SE
4
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
Energy kJ
6
6
6
8
7
7
7
7
5
3
3
3
27
26
25
5
3
25
25
25
24
24
24
23
Swell 3
Height (m)
Direction
Period (s)
0.2
E
9
0.2
E
9
0.2
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
10
0.3
E
9
0.3
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.3
E
9
0.3
E
9
0.3
E
9
0.4
SE
10
0.4
SE
10
0.3
E
9
0.3
ENE
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
Energy kJ
6
6
7
15
15
15
17
15
15
26
27
28
15
15
15
25
25
14
16
14
14
14
14
14
Wind waves
Height (m)
Direction
Period (s)
0.4
SE
5
0.4
SE
4
0.3
W
3
0.3
W
3
0.4
W
3
0.4
WNW
3
Energy kJ
8
5
1
1
2
3
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
14
148
348
535
348
348
348
14
996
442
1452
2
14
2
535
859
535
1002
694
694
936
348
676
676
Best forecast wave conditions in South Taiwan
Rating
(10 max)
1
1
1
1
1
1
Best forecast wave conditions in Taiwan
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
5
5
5
9
9
9
5
5
5
5
6
6
6
4
8
4
4
6
4
4
4
5
5
9
  • 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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