Surf Break

Lat Long: 23.16° N 121.39° E

Chengkung Surf Forecast and Surf Report

Issued: 7 am 21 Oct 2026 (local time)

Forecast update in  hr  min

Today's Chengkung sea temperature is
28.5°C
1.5° 

Chengkung surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Chengkung surf forecast from 21 Oct 2026:

  • Best quality surf: Thursday 22 Oct, 2AM (local time) - 16ft (5.0m), 18s period, ESE swell with cross-onshore winds.
  • Most powerful swell: Friday 23 Oct, 11AM (local time) - 34ft (10.5m), 17s period, E swell with 63,211 kJ wave energy.
  • Next surfable swell (1★+): Thursday 22 Oct, 2AM (local time) - 16ft (5.0m), 18s period with ESE swell.

Best Forecast Surf Conditions for Chengkung this week:

The surf forecast for Chengkung over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Oct 22) at 2AM. The primary swell is predicted to be 5.0m and 18s period with a secondary swell of 2.5m and 9s. The wind is predicted to be cross-onshore as the swell arrives.

The most powerful waves expected at Chengkung in the next 16 days are 10.5m 17s and forecast to arrive on Friday (Oct 23) at 11AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.5m 10s period and expected on Saturday (Oct 24) at 2PM.

Wave TypeTime (CST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Thu 22nd Oct)16ft (5.0m) 18s
Best Surf 2AM (Thu 22nd Oct)16ft (5.0m) 18s
Most Powerful11AM (Fri 23rd Oct)34ft (10.5m) 17s

Table - best surf conditions forecast for Chengkung over the next 16 days.


Short Range Forecast

Heavy rain (total 265mm), heaviest during Fri night. Warm (max 30°C on Wed morning, min 25°C on Wed night). Winds increasing (light winds from the NE on Wed morning, gales from the N by Fri night).

Days 4-6 Weather Summary

Heavy rain (total 76mm), heaviest during Sat morning. Warm (max 29°C on Sun morning, min 26°C on Sat morning). Winds decreasing (strong winds from the SSW on Sat afternoon, calm by Mon morning).

Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tuesday
27
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
!
!
!
!
!
!
0
2
0
0
0
1
1
0
1
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
3
ESE
16
3.5
ESE
18
5
ESE
18
6
ESE
18
6.5
ESE
18
7
E
17
11
E
17
9
E
16
3.5
ENE
12
1
ESE
12
0.1
NE
9
1.1
SE
9
1
E
9
1
E
9
1.1
E
9
1
E
9
1
E
9
1.1
E
9
1.3
E
10
2.1
NE
8
1.9
NE
8
Wave Graph
Metric surfscale
Energy kJ
4862
8048
15329
23182
24512
27469
63211
38183
3488
276
3
206
176
160
185
160
164
205
347
528
470
Wind (km/h)
30
NE
40
NNE
40
NNE
45
NNE
45
NNE
30
N
55
N
70
N
40
N
20
SSW
50
SSW
25
SSW
15
S
10
S
5
WSW
5
E
5
NE
10
N
30
NNE
35
NNE
35
NNE
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
glassy
cross
cross-on
cross-on
cross-on
High Tide
3:21PM1.26m
2:52AM1.35m
3:47PM1.36m
3:43AM1.44m
4:12PM1.47m
4:28AM1.51m
4:39PM1.58m
5:10AM1.56m
5:07PM1.68m
5:52AM1.58m
5:37PM1.75m
6:35AM1.55m
6:10PM1.80m
Low Tide
8:41AM0.51m
8:58PM0.77m
9:22AM0.46m
9:40PM0.60m
9:58AM0.42m
10:18PM0.43m
10:31AM0.41m
10:55PM0.26m
11:03AM0.43m
11:32PM0.12m
11:36AM0.47m
00:11AM0.02m
12:09PM0.53m
00:53AM-0.02m
clear
clear
clear
part cloud
cloud
light rain
heavy rain
thunderstorm
thunderstorm
heavy rain
heavy rain
light rain
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
rain showers
thunderstorm
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:52
—
—
5:54
—
—
5:54
—
—
5:54
—
—
5:54
—
—
5:54
—
—
5:56
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
5:23
—
—
5:22
—
—
5:22
—
—
5:22
—
—
5:21
—
—
5:20
—
—
5:20
—
 mm
—
—
—
—
—
4
33
71
157
56
13
3
1
1
2
—
—
—
1
2
1
Temp °C
30
29
26
27
27
28
27
27
27
27
26
26
29
29
27
29
28
27
27
26
24
Feels °C
29
28
24
22
22
25
24
20
19
31
23
24
31
31
32
33
32
32
28
25
21
  • 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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Information about the Chengkung Surf forecast

The above surf forecast table for Chengkung provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Chengkung can be found by selecting the local surf guide option on the grey menu. Our Chengkung 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 (Chengkung) 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 Chengkung 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.

Are you planning a holiday in South Taiwan? If you are looking for accommodation near Chengkung, camping, hotels and holiday cottages in South Taiwan, consider staying in Taitung City which is 51 km (32 miles) away. Other places in and around South Taiwan where you can find information about places to rent, and car hire include Chia-lan which is 77 km (48 miles) away, Hualien, Yue-ching and Hualian.

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