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 20 Jun 2026 (local time)

Forecast update in  hr  min

Today's Nanwan Beach (South Bay) sea temperature is
29.0° 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 (20 Jun):

  • Morning surf: Morning surf (20 Jun, local time) - 2.5ft (0.7m), 7s period with WSW swell.
  • Afternoon surf: Afternoon surf (20 Jun, local time) - 2.5ft (0.7m), 7s period with WSW swell.
  • Evening surf: Evening surf (20 Jun, local time) - 2.5ft (0.7m), 7s period with WSW swell.

The current surf forecast for Nanwan Beach (South Bay) at 4PM is: 0.7m 7s primary swell from a West-southwest direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 07:00am June 20). The wind direction is predicted to be cross-offshore.

Time (CST) & DateWave HeightWave Period
Morning (20 Jun)2.5ft (0.7m)7s
Afternoon (20 Jun)2.5ft (0.7m)7s
Evening (20 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 Sat afternoon, min 27°C on Sat night). Mainly fresh winds.

Saturday
20
Sunday
21
Monday
22
Tue
23
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
1
2
2
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)
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
8
0.6
WSW
8
0.6
WSW
7
0.6
WSW
7
0.6
WSW
7
0.6
WSW
7
0.4
SE
9
0.4
ESE
8
0.4
ESE
14
0.5
ESE
13
0.6
ESE
12
0.8
ESE
12
1
ESE
12
1.1
ESE
12
1.2
ESE
12
Wave Graph
Metric surfscale
Energy kJ
42
42
43
46
47
47
47
46
46
51
39
37
36
35
32
24
23
63
101
123
169
313
373
380
Wind (km/h)
10
WSW
10
WSW
15
W
20
W
25
WNW
20
WNW
15
WNW
20
WNW
20
NW
20
NW
20
WNW
25
WNW
25
WNW
20
NW
15
NW
15
NW
15
NW
20
NW
25
WNW
30
WNW
30
WNW
20
NW
15
NW
15
NW
Wind State
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
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
High Tide
10:25AM1.11m
00:31AM0.60m
11:23AM0.95m
1:21AM0.69m
12:28PM0.80m
Low Tide
3:05AM0.45m
6:10PM0.20m
4:31AM0.49m
6:47PM0.28m
6:20AM0.51m
7:19PM0.35m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
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
6:43
6:43
6:43
 mm
Temp °C
27
28
28
29
29
28
28
27
27
28
28
29
28
28
27
27
27
27
28
29
28
28
28
27
Feels °C
31
32
30
31
30
30
31
29
28
29
29
30
29
30
29
30
29
29
28
28
28
30
31
29
Swell 1
Height (m)
Direction
Period (s)
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
7
0.7
WSW
8
0.6
WSW
8
0.6
WSW
7
0.6
WSW
7
0.6
WSW
7
0.6
WSW
7
0.4
WSW
7
0.4
WSW
7
0.5
E
9
0.6
E
9
0.6
ESE
12
0.8
ESE
12
1
ESE
12
1.1
ESE
12
1.2
ESE
12
Energy kJ
42
42
43
46
47
47
47
46
46
51
39
37
36
35
32
18
18
39
57
123
169
313
373
380
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
5
0.4
SE
4
0.4
SE
4
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
ESE
10
0.4
ESE
10
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
0.4
ESE
8
0.4
ESE
8
0.4
WSW
7
0.5
ESE
13
0.6
E
9
0.6
E
9
0.5
ESE
13
0.4
WSW
6
0.6
WSW
5
Energy kJ
7
7
5
24
24
24
24
23
36
35
34
33
32
32
25
24
23
17
101
57
57
102
13
17
Swell 3
Height (m)
Direction
Period (s)
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
9
0.4
SE
9
0.4
SE
9
0.3
ESE
9
0.4
ESE
14
0.4
WSW
6
0.1
NE
10
0.1
NE
9
0.4
WSW
7
Energy kJ
25
25
25
14
14
14
14
14
14
14
13
13
13
14
21
21
16
63
16
4
3
18
Wind waves
Height (m)
Direction
Period (s)
0.2
S
3
0.3
WNW
3
0.2
WNW
3
0.2
WNW
2
0.3
WNW
3
0.3
WNW
3
0.4
WNW
3
0.5
WNW
3
0.5
WNW
3
0.4
WNW
3
0.4
WNW
3
0.4
WNW
3
0.4
WNW
3
0.5
WNW
3
0.8
W
4
1
W
4
1
W
4
0.9
W
4
0.9
W
4
Energy kJ
1
1
1
1
1
1
4
6
7
4
4
4
3
6
15
34
36
28
27
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
2
2
2
2
Distance (km)
14
1254
14
14
676
676
676
442
2
14
14
42
42
676
42
79
14
2
2
42
42
2
0
0
Best forecast wave conditions in South Taiwan
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
Best forecast wave conditions in Taiwan
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
Header Global
Rating
(10 max)
4
6
5
5
5
5
5
5
8
9
9
9
8
8
6
8
8
7
6
8
6
6
5
5
  • 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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