Surf Forecasts:
Chialoshui surf forecast from 9 Jul 2026:
- Best quality surf: Thursday 9 Jul, 2PM (local time) - 11ft (3.5m), 17s period, E swell with cross-shore winds.
- Most powerful swell: Friday 10 Jul, 11PM (local time) - 20ft (6.0m), 17s period, E swell with 20,423 kJ wave energy.
- Next surfable swell (1★+): Thursday 9 Jul, 2PM (local time) - 11ft (3.5m), 17s period with E 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 Thursday (Jul 09) at 2PM. The primary swell is predicted to be 3.5m and 17s period. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Chialoshui in the next 16 days are 6.0m 17s and forecast to arrive on Friday (Jul 10) at 11PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.0m 8s period and expected on Saturday (Jul 11) at 11AM.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2PM (Thu 9th Jul) | 11ft (3.5m) 17s |
| Best Surf | 2PM (Thu 9th Jul) | 11ft (3.5m) 17s |
| Most Powerful | 11PM (Fri 10th Jul) | 20ft (6.0m) 17s |
Table - best surf conditions forecast for Chialoshui over the next 16 days.
Short Range ForecastModerate rain (total 19mm), heaviest on Sat morning. Warm (max 30°C on Fri morning, min 28°C on Thu morning). Mainly severe gales. | Days 4-6 Weather SummaryHeavy rain (total 55mm), heaviest during Sun night. Warm (max 30°C on Tue afternoon, min 28°C on Sun night). Winds decreasing (fresh winds from the SW on Sun morning, light winds from the SE by Mon night). | ||||||||||||||||||||
Thursday 9 | Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||||
AM | 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) | ESE 17 | ESE 17 | E 18 | E 18 | E 18 | ENE 17 | NE 15 | SW 10 | SSW 10 | SSW 10 | SW 9 | SSW 9 | SSW 9 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SW 10 | SSW 10 | SSW 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 6678 | 8545 | 14220 | 17252 | 20206 | 18003 | 7461 | 2400 | 2637 | 1135 | 1202 | 554 | 755 | 528 | 471 | 346 | 314 | 267 | 220 | 302 | 434 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | on | on | on | on | on | on |
High Tide | 1:25PM0.96m | 1:25AM1.32m | 3:05PM0.96m | 2:27AM1.42m | 4:24PM0.99m | 3:27AM1.52m | 5:24PM1.04m | 4:24AM1.62m | 6:13PM1.07m | 5:17AM1.70m | 6:56PM1.10m | 6:08AM1.73m | 7:36PM1.12m | ||||||||
Low Tide | 6:42PM0.62m | 8:40AM0.35m | 7:50PM0.68m | 9:51AM0.21m | 8:58PM0.70m | 10:50AM0.07m | 10:00PM0.68m | 11:43AM-0.02m | 10:55PM0.63m | 12:31PM-0.07m | 11:46PM0.57m | 1:16PM-0.07m | 00:34AM0.52m | ||||||||
 |  |  | |  |  | | | | | | | | | | | | | | | | |
 | 5:18 | — | — | 5:18 | — | — | 5:18 | — | — | 5:20 | — | — | 5:20 | — | — | 5:20 | — | — | 5:20 | — | — |
 | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — | — | 6:43 | — |
mm | — | — | — | — | 4 | 2 | 5 | 4 | 4 | 6 | 5 | 12 | 9 | 7 | 8 | 1 | 2 | 5 | 1 | 1 | 6 |
Temp °C | 29 | 29 | 29 | 30 | 30 | 29 | 29 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 28 | 29 | 30 | 28 | 29 | 30 | 29 |
Feels °C | 33 | 32 | 31 | 32 | 32 | 35 | 19 | 24 | 27 | 29 | 30 | 31 | 32 | 31 | 31 | 31 | 31 | 30 | 31 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | ESE 17 | ESE 17 | E 18 | E 18 | E 18 | ENE 17 | NE 15 | NE 14 | SE 12 | SE 10 | SSW 9 | SE 10 | SSW 9 | SE 9 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SW 10 | SSW 10 | SSW 10 |
| kJ | 6678 | 8545 | 14220 | 17252 | 20206 | 18003 | 7461 | 1549 | 220 | 450 | 719 | 181 | 517 | 77 | 471 | 346 | 314 | 267 | 220 | 302 | 434 |
Swell 2 Height (m) Direction Period (s) | WSW 7 | W 7 | — | — | — | — | — | SE 14 | ENE 11 | E 10 | SSE 10 | E 8 | SE 9 | E 8 | SE 8 | ESE 7 | ESE 7 | E 9 | ENE 9 | E 6 | E 6 |
| kJ | 38 | 48 | — | — | — | — | — | 67 | 49 | 31 | 340 | 22 | 118 | 28 | 95 | 64 | 66 | 14 | 17 | 30 | 16 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | NE 15 | — | E 9 | — | E 8 | E 7 | E 10 | E 9 | ENE 9 | E 9 | ENE 9 | SE 8 | SE 8 |
| kJ | — | — | — | — | — | — | — | — | 9 | — | 26 | — | 20 | 26 | 7 | 7 | 8 | 15 | 17 | 30 | 28 |
Wind waves Height (m) Direction Period (s) | — | — | — | WNW 6 | — | W 5 | WSW 8 | SW 10 | SSW 10 | SSW 10 | SW 9 | SSW 9 | SSW 9 | SSW 10 | — | — | — | ESE 6 | E 6 | — | — |
| kJ | — | — | — | 106 | — | 167 | 2040 | 2400 | 2637 | 1135 | 1202 | 554 | 755 | 528 | — | — | — | 88 | 76 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 16 | 16 | 16 | 545 | 397 | 397 | 397 | 1255 | 318 | 318 | 318 | 33 | 1490 | 318 | 365 | 67 | 369 | 137 | 829 | 824 | 137 |
Best forecast wave conditions in South Taiwan | |||||||||||||||||||||
Best forecast wave conditions in Taiwan | |||||||||||||||||||||
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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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