Surf Forecasts:
Sky Williams surf forecast from 19 Sep 2026:
- Best quality surf: Monday 21 Sep, 12AM (local time) - 13ft (4.0m), 15s period, WSW swell with glassy winds.
- Most powerful swell: Sunday 20 Sep, 9PM (local time) - 15ft (4.5m), 14s period, WSW swell with 7,932 kJ wave energy.
- Next surfable swell (1★+): Monday 21 Sep, 12AM (local time) - 13ft (4.0m), 15s period with WSW swell.
Best Forecast Surf Conditions for Sky Williams this week:
The surf forecast for Sky Williams over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Sep 21) at 12AM. The primary swell is predicted to be 4.0m and 15s period with a secondary swell of 0.4m and 10s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Sky Williams in the next 16 days are 4.5m 14s and forecast to arrive on Sunday (Sep 20) at 9PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 6s period and expected on Wednesday (Sep 23) at 9PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Mon 21st Sep) | 13ft (4.0m) 15s |
| Best Surf | 12AM (Mon 21st Sep) | 13ft (4.0m) 15s |
| Most Powerful | 9PM (Sun 20th Sep) | 15ft (4.5m) 14s |
Table - best surf conditions forecast for Sky Williams over the next 16 days.
Short Range ForecastLight rain (total 5mm), mostly falling on Sat night. Very mild (max 13°C on Sat night, min 9°C on Sun night). Winds decreasing (strong winds from the WSW on Sat night, calm by Sun night). | Days 5-7 Weather SummaryLight rain (total 9mm), mostly falling on Wed morning. Very mild (max 12°C on Thu night, min 7°C on Wed night). Winds decreasing (fresh winds from the SW on Tue night, light winds from the S by Thu morning). | ||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | ||||||||||||||
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) | WSW 14 | WSW 11 | WSW 12 | WSW 15 | WSW 16 | WSW 15 | WSW 14 | W 14 | WSW 9 | WSW 10 | WSW 14 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 1389 | 6608 | 6847 | 7217 | 5461 | 4902 | 1484 | 2179 | 2124 | 3120 | 4140 | 3753 | 3764 | 3158 | 2830 | 1175 | 826 | 581 | 680 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | glassy | cross-on | cross-on | cross-on | on | cross-on | on | cross-on | cross-off | cross-off | cross | on | cross-on | on | on | cross-on |
High Tide | 3:50AM2.11m | 4:43PM2.15m | 5:25AM2.10m | 6:11PM2.23m | 6:43AM2.23m | 7:12PM2.41m | 7:36AM2.43m | 7:57PM2.63m | 8:17AM2.64m | 8:34PM2.84m | 8:54AM2.84m | 9:09PM3.03m | |||||||
Low Tide | 9:40PM1.15m | 10:18AM1.14m | 11:14PM1.18m | 11:48AM1.09m | 00:33AM1.04m | 12:55PM0.93m | 1:28AM0.83m | 1:43PM0.72m | 2:10AM0.59m | 2:23PM0.51m | 2:47AM0.36m | 3:00PM0.32m | |||||||
 |  | |  | | | |  | |  | | | |  | | | | |  | |
 | — | 6:16 | — | — | 6:16 | — | — | 6:13 | — | — | 6:11 | — | — | 6:11 | — | — | 6:09 | — | — |
 | — | — | 6:17 | — | — | 6:19 | — | — | 6:20 | — | — | 6:21 | — | — | 6:22 | — | — | 6:22 | — |
mm | 3 | — | — | — | — | — | — | 1 | 1 | — | 3 | 2 | 1 | — | — | — | 1 | 2 | 4 |
Temp °C | 13 | 12 | 12 | 11 | 12 | 12 | 13 | 13 | 12 | 11 | 11 | 9 | 8 | 10 | 11 | 12 | 12 | 12 | 12 |
Feels °C | 7 | 3 | 4 | 9 | 6 | 5 | 9 | 8 | 7 | 3 | 3 | 3 | 3 | 6 | 6 | 7 | 7 | 6 | 6 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | — | SSE 9 | WSW 15 | SSE 10 | WSW 15 | WSW 14 | S 9 | WSW 14 | SSE 7 | S 8 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 8 | WSW 13 | WSW 13 |
| kJ | 1389 | — | 7 | 7217 | 18 | 1364 | 1484 | 2 | 561 | 45 | 1 | 3753 | 3764 | 3158 | 2830 | 1175 | 302 | 581 | 299 |
Swell 2 Height (m) Direction Period (s) | — | — | — | SSE 10 | — | SSE 9 | S 9 | — | WSW 14 | — | — | — | — | S 5 | SSE 7 | S 9 | WSW 14 | S 8 | W 18 |
| kJ | — | — | — | 35 | — | 8 | 2 | — | 357 | — | — | — | — | 13 | 10 | 6 | 826 | 1 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SSE 10 | — | — | — | — | — | — | — | — | — | — | — | — | S 8 | — | — |
| kJ | — | — | — | 37 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
Wind waves Height (m) Direction Period (s) | W 8 | WSW 11 | WSW 12 | — | WSW 16 | WSW 15 | W 8 | W 14 | WSW 9 | WSW 10 | WSW 14 | SSE 7 | SSE 6 | — | — | WSW 8 | — | WSW 7 | WSW 8 |
| kJ | 1046 | 6608 | 6847 | — | 5461 | 4902 | 470 | 2179 | 2124 | 3120 | 4140 | 102 | 74 | — | — | 716 | — | 293 | 680 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 209 | 209 | 295 | 0 | 209 | 209 | 84 | 84 | 260 | 84 | 265 | 41 | 17 | 17 | 209 | 41 | 65 | 215 | 209 |
Best forecast wave conditions in Taranaki | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
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 Sky Williams 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 Sky Williams Surf forecast
The above surf forecast table for Sky Williams provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Sky Williams can be found by selecting the local surf guide option on the grey menu. Our Sky Williams 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 (Sky Williams) 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 Sky Williams 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 Taranaki? If you are looking for accommodation near Sky Williams, camping, hotels and holiday cottages in Taranaki, consider staying in New Plymouth which is 56 km (35 miles) away.
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