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Surf Forecasts:
Chialoshui surfForecast / South / Taiwan
16 Day Weather and Surf, issued 7 pm Thursday 14 May 2026 CSTForecast update in hr min s Forecast update imminent
Chialoshui surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Chialoshui sea temperature is
28.5° C
(Which is slightly warmer than usual)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 Friday (May 15) at 5AM. The primary swell is predicted to be 0.9m and 10s period with a secondary swell of 0.2m and 9s. Another secondary swell of 0.5m and 3s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Chialoshui in the next 16 days are 2.3m 8s and forecast to arrive on Sunday (May 17) at 11PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.4m 4s period and expected on Friday (May 22) at 2AM.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Fri 15th May) | 3ft (0.9m) 10s |
| Best Surf | 5AM (Fri 15th May) | 3ft (0.9m) 10s |
| Most Powerful | 11PM (Sun 17th May) | 7.5ft (2.3m) 8s |
Table - best surf conditions forecast for Chialoshui over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 21mm), heaviest during Fri night. Warm (max 27°C on Thu night, min 24°C on Sat afternoon). Winds increasing (light winds from the NW on Thu night, strong winds from the NE by Sat morning). | Days 5-7 Weather SummaryMostly dry. Warm (max 27°C on Mon afternoon, min 25°C on Sun night). Winds decreasing (fresh winds from the NE on Sun night, light winds from the ESE by Wed morning). | ||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
E 10 | E 10 | NE 5 | ENE 7 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | E 9 | E 8 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | |
156 | 115 | 146 | 528 | 448 | 527 | 665 | 586 | 505 | 699 | 702 | 675 | 499 | 340 | 279 | 210 | 189 | 164 | 184 | 177 | 183 | |
Wind (km/h) | |||||||||||||||||||||
cross | cross-on | cross-on | cross-on | on | on | cross-on | on | on | cross-on | on | cross-on | cross-on | on | on | on | cross-on | cross-off | cross-on | cross-on | cross-off | |
High Tide | 4:29AM1.46m | 5:25PM1.26m | 5:05AM1.57m | 6:15PM1.24m | 5:43AM1.66m | 7:05PM1.20m | 6:24AM1.70m | 7:55PM1.13m | 7:08AM1.70m | 8:48PM1.06m | 7:55AM1.64m | 9:44PM0.99m | 8:47AM1.55m | ||||||||
Low Tide | 10:17PM0.44m | 11:06AM0.12m | 10:55PM0.47m | 11:52AM-0.00m | 11:33PM0.50m | 12:40PM-0.08m | 00:10AM0.54m | 1:29PM-0.09m | 00:48AM0.58m | 2:20PM-0.04m | 1:29AM0.62m | 3:14PM0.05m | 2:15AM0.66m | 4:13PM0.16m | |||||||
 |  | |  |  | |  |  |  | | | | | | |  | | | | | | |
 | — | 5:16 | — | — | 5:16 | — | — | 5:16 | — | — | 5:16 | — | — | 5:15 | — | — | 5:15 | — | — | 5:15 | — |
 | 6:27 | — | 6:28 | — | — | 6:28 | — | — | 6:29 | — | — | 6:29 | — | — | 6:30 | — | — | 6:30 | — | — | 6:30 |
2 | 3 | 4 | 8 | 1 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 27 | 27 | 27 | 25 | 26 | 25 | 25 | 26 | 26 | 25 | 26 | 27 | 26 | 26 | 27 | 26 | 27 | 27 | 27 | 28 | 28 |
30 | 28 | 27 | 24 | 22 | 22 | 22 | 21 | 21 | 21 | 24 | 25 | 24 | 27 | 28 | 27 | 29 | 29 | 29 | 31 | 30 | |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | E 9 | E 12 | E 15 | E 15 | W 8 | SE 13 | SE 13 | W 9 | W 8 | SW 8 | W 7 | E 9 | E 8 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 |
 kJ | 156 | 115 | 85 | 3 | 4 | 4 | 1 | 7 | 7 | 2 | 1 | 2 | 1 | 340 | 279 | 210 | 189 | 164 | 184 | 177 | 183 |
Swell 2 Height (m) Direction Period (s) | ENE 9 | NE 5 | — | — | E 15 | W 7 | — | W 7 | W 7 | — | — | — | — | W 7 | W 6 | SW 7 | SW 7 | SW 8 | SW 7 | SW 7 | WSW 8 |
| kJ | 8 | 17 | — | — | 4 | 1 | — | 1 | 1 | — | — | — | — | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 6 |
Swell 3 Height (m) Direction Period (s) | — | ENE 9 | — | — | W 7 | — | — | — | — | — | — | — | — | — | SW 6 | — | W 8 | WSW 8 | — | — | — |
| kJ | — | 8 | — | — | 1 | — | — | — | — | — | — | — | — | — | 2 | — | 1 | 6 | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NNE 5 | NE 5 | ENE 7 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | — | — | — | — | — | — | — | SW 8 |
| kJ | — | 40 | 146 | 528 | 448 | 527 | 665 | 586 | 505 | 699 | 702 | 675 | 499 | — | — | — | — | — | — | — | 9 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 14 | 700 | 700 | 682 | 700 | 700 | 318 | 700 | 459 | 458 | 700 | 845 | 137 | 67 | 33 | 67 | 33 | 0 | 33 | 305 | 0 |
Best forecast wave conditions in South Taiwan | |||||||||||||||||||||
Best forecast wave conditions in Taiwan | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
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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