Surf Forecasts:
Chialoshui surf forecast from 24 Aug 2026:
- Best quality surf: Tuesday 25 Aug, 2PM (local time) - 8ft (2.4m), 17s period, E swell with offshore winds.
- Most powerful swell: Tuesday 25 Aug, 5PM (local time) - 8ft (2.5m), 17s period, E swell with 4,114 kJ wave energy.
- Next surfable swell (1★+): Monday 24 Aug, 8PM (local time) - 5ft (1.5m), 8s period with SSW swell.
Best Forecast Surf Conditions for Chialoshui this week:
The surf forecast for Chialoshui over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Aug 24) at 8PM. The primary swell is predicted to be 1.5m and 8s period with a secondary swell of 0.7m and 6s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Chialoshui in the next 16 days are 2.5m 17s and forecast to arrive on Tuesday (Aug 25) at 5PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.2m 6s period and expected on Friday (Aug 28) at 2AM.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8PM (Mon 24th Aug) | 5ft (1.5m) 8s |
| Best Surf | 2PM (Tue 25th Aug) | 8ft (2.4m) 17s |
| Most Powerful | 5PM (Tue 25th Aug) | 8ft (2.5m) 17s |
Table - best surf conditions forecast for Chialoshui over the next 16 days.
Short Range ForecastHeavy rain (total 60mm), heaviest during Mon afternoon. Warm (max 28°C on Tue night, min 26°C on Mon afternoon). Winds increasing (light winds from the W on Tue night, strong winds from the W by Thu morning). | Days 5-7 Weather SummaryHeavy rain (total 47mm), heaviest during Fri night. Warm (max 29°C on Thu afternoon, min 26°C on Fri afternoon). Winds decreasing (near gales from the W on Fri morning, light winds from the SE by Sat afternoon). | |||||||||||||||||||
Mon 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SW 8 | E 18 | E 18 | E 17 | ENE 16 | ENE 14 | ENE 14 | NE 12 | NE 13 | NE 13 | ENE 13 | SW 8 | SW 8 | SW 9 | SSW 9 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 599 | 865 | 2998 | 4114 | 3415 | 1887 | 994 | 353 | 537 | 604 | 34 | 734 | 854 | 968 | 454 | 612 | 482 | 522 | 437 | 325 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross | on | on | on | on |
High Tide | 5:13PM0.97m | 4:01AM1.36m | 5:34PM1.03m | 4:44AM1.44m | 5:56PM1.09m | 5:21AM1.50m | 6:19PM1.16m | 5:57AM1.54m | 6:42PM1.22m | 6:31AM1.53m | 7:07PM1.28m | 7:07AM1.49m | 7:32PM1.34m | |||||||
Low Tide | 9:42PM0.74m | 11:12AM0.25m | 10:28PM0.65m | 11:41AM0.19m | 11:06PM0.56m | 12:09PM0.16m | 11:41PM0.47m | 12:35PM0.15m | 00:17AM0.39m | 1:01PM0.17m | 00:53AM0.32m | 1:26PM0.22m | 1:32AM0.28m | |||||||
 |  |  | |  | |  |  | | | | | | | | | | | | | |
 | — | — | 5:37 | — | — | 5:37 | — | — | 5:37 | — | — | 5:37 | — | — | 5:37 | — | — | 5:37 | — | — |
 | 6:21 | — | — | 6:20 | — | — | 6:19 | — | — | 6:17 | — | — | 6:16 | — | — | 6:15 | — | — | 6:15 | — |
mm | 18 | 21 | 10 | 5 | 4 | 2 | — | — | — | — | 1 | 1 | 9 | 16 | 2 | 5 | 9 | 4 | 1 | 13 |
Temp °C | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 27 | 30 | 27 | 28 | 31 | 29 | 28 | 29 | 26 | 27 | 25 | 23 | 23 | 26 | 32 | 31 | 32 | 29 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | SSW 8 | SSW 8 | E 18 | E 17 | ENE 16 | ENE 14 | ENE 14 | NE 12 | NE 13 | NE 13 | NNE 13 | NNE 13 | NNE 11 | SSW 9 | SSW 9 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 |
| kJ | 361 | 313 | 2998 | 4114 | 3415 | 1887 | 994 | 353 | 537 | 604 | 546 | 659 | 166 | 573 | 454 | 612 | 482 | 522 | 437 | 325 |
Swell 2 Height (m) Direction Period (s) | SE 6 | E 18 | — | SSW 8 | SSW 9 | — | SSE 8 | SSE 8 | ENE 14 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 13 | SE 9 | ENE 9 | ENE 12 |
| kJ | 39 | 865 | — | 353 | 336 | — | 7 | 6 | 40 | 35 | 34 | 33 | 16 | 14 | 28 | 28 | 69 | 12 | 28 | 49 |
Swell 3 Height (m) Direction Period (s) | E 13 | E 12 | — | ENE 11 | — | — | SE 11 | SE 11 | SE 10 | SSE 8 | SE 8 | SE 10 | SE 10 | NNE 9 | ENE 15 | SSE 8 | SE 8 | SSE 8 | ENE 13 | SE 10 |
| kJ | 92 | 75 | — | 23 | — | — | 5 | 4 | 4 | 7 | 3 | 4 | 4 | 8 | 21 | 14 | 15 | 28 | 55 | 4 |
Wind waves Height (m) Direction Period (s) | SW 8 | SSW 8 | SSW 8 | SW 8 | — | SSW 8 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 6 | SW 8 | SW 8 | SW 9 | — | — | — | NE 4 | NE 4 | ENE 4 |
| kJ | 599 | 504 | 512 | 702 | — | 368 | 319 | 343 | 428 | 571 | 368 | 734 | 854 | 968 | — | — | — | 47 | 28 | 41 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 137 | 318 | 33 | 0 | 0 | 33 | 33 | 137 | 532 | 137 | 137 | 137 | 318 | 651 | 0 | 369 | 845 | 67 | 845 | 699 |
Best forecast wave conditions in South Taiwan | ||||||||||||||||||||
Best forecast wave conditions in Taiwan | ||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Chialoshui surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Chialoshui Surf forecast
The above surf forecast table for Chialoshui provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Chialoshui can be found by selecting the local surf guide option on the grey menu. Our Chialoshui 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 (Chialoshui) 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 Chialoshui 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.
Chialoshui is 8 km (5 miles) from Changlotsun. If you plan a holiday in South Taiwan, look for hotels and other accommodation in Changlotsun. Changlotsun has rooms for a wide range of budgets as well as car hire and transport links.
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