Surf Forecasts:
Westport Breakwater surf forecast from 12 Jul 2026:
- Best quality surf: Monday 13 Jul, 9PM (local time) - 10ft (3.0m), 9s period, NW swell with cross-shore winds.
- Most powerful swell: Wednesday 15 Jul, 6AM (local time) - 11ft (3.5m), 16s period, W swell with 6,344 kJ wave energy.
- Next surfable swell (1★+): Monday 13 Jul, 9PM (local time) - 10ft (3.0m), 9s period with NW swell.
Best Forecast Surf Conditions for Westport Breakwater this week:
The surf forecast for Westport Breakwater over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jul 13) at 9PM. The primary swell is predicted to be 3.0m and 9s period with a secondary swell of 0.5m and 14s. The wind is predicted to be cross-shore as the swell arrives.
The most powerful waves expected at Westport Breakwater in the next 16 days are 3.5m 16s and forecast to arrive on Wednesday (Jul 15) at 6AM. Winds are predicted to be glassy at the time the swell arrives.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9PM (Mon 13th Jul) | 10ft (3.0m) 9s |
| Best Surf | 9PM (Mon 13th Jul) | 10ft (3.0m) 9s |
| Most Powerful | 6AM (Wed 15th Jul) | 11ft (3.5m) 16s |
Table - best surf conditions forecast for Westport Breakwater over the next 16 days.
Short Range ForecastHeavy rain (total 54mm), heaviest during Mon night. Very mild (max 14°C on Tue morning, min 10°C on Mon morning). Wind will be generally light. | Days 4-6 Weather SummaryMostly dry. Very mild (max 13°C on Thu afternoon, min 8°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | |||||||||||||||
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) | WSW 14 | NNW 6 | NW 9 | WNW 10 | WNW 10 | W 17 | W 15 | W 15 | W 15 | W 15 | W 15 | W 14 | W 14 | WSW 14 | WSW 14 | WSW 14 | WSW 17 | WSW 16 | WSW 16 | WSW 15 | WSW 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 277 | 261 | 974 | 356 | 778 | 4868 | 5738 | 4487 | 3646 | 2701 | 2249 | 1668 | 1731 | 1690 | 1715 | 1224 | 2559 | 2455 | 2335 | 1850 | 1614 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | glassy | cross | cross-on | glassy | cross-off | cross | glassy | cross-off | cross-on | glassy | glassy | cross-on | cross-off | cross-off | cross-on | glassy | cross-off | cross | off |
High Tide | 9:20AM3.09m | 9:48PM3.19m | 10:18AM3.21m | 10:41PM3.33m | 11:11AM3.30m | 11:32PM3.42m | 12:01PM3.31m | 00:20AM3.41m | 12:48PM3.24m | 1:07AM3.32m | 1:34PM3.12m | 1:53AM3.16m | 2:19PM2.95m | 2:41AM2.97m | |||||||
Low Tide | 3:36PM0.42m | 4:02AM0.26m | 4:30PM0.30m | 4:55AM0.15m | 5:21PM0.22m | 5:46AM0.11m | 6:09PM0.21m | 6:35AM0.14m | 6:55PM0.27m | 7:23AM0.26m | 7:40PM0.39m | 8:10AM0.42m | 8:26PM0.56m | ||||||||
 |  |  |  |  | | |  | |  | |  | | |  | | | | | | | |
 | 7:56 | — | — | 7:56 | — | — | 7:56 | — | — | 7:56 | — | — | 7:54 | — | — | 7:54 | — | — | 7:54 | — | — |
 | — | 5:20 | — | — | 5:21 | — | — | 5:22 | — | — | 5:22 | — | — | 5:22 | — | — | 5:23 | — | — | 5:24 | — |
mm | — | 5 | 8 | 3 | 10 | 8 | 2 | 11 | 7 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 12 | 12 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 13 | 11 | 13 | 13 | 10 | 12 | 13 | 10 | 13 | 14 | 9 |
Feels °C | 6 | 7 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 10 | 10 | 9 | 11 | 10 | 7 | 10 | 11 | 8 | 10 | 11 | 7 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | NW 9 | NNW 8 | WNW 10 | W 17 | W 15 | W 15 | W 15 | W 15 | W 15 | W 14 | W 14 | WSW 14 | WSW 14 | WSW 14 | WSW 17 | WSW 16 | WSW 16 | WSW 15 | WSW 14 |
| kJ | 277 | 149 | 974 | 298 | 778 | 4868 | 5738 | 4487 | 3646 | 2701 | 2249 | 1668 | 1731 | 1690 | 1715 | 1224 | 2559 | 2455 | 2335 | 1850 | 1614 |
Swell 2 Height (m) Direction Period (s) | N 11 | — | WSW 13 | WNW 10 | W 13 | N 7 | N 7 | — | — | — | — | NNW 7 | — | — | — | WSW 17 | — | N 9 | N 8 | NNW 9 | NNW 11 |
| kJ | 2 | — | 98 | 356 | 219 | 134 | 59 | — | — | — | — | 9 | — | — | — | 534 | — | 6 | 12 | 17 | 23 |
Swell 3 Height (m) Direction Period (s) | — | — | W 22 | W 13 | WSW 18 | — | — | — | — | — | — | WNW 12 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 38 | 121 | 249 | — | — | — | — | — | — | 29 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 5 | NNW 6 | — | — | NNW 8 | — | — | N 7 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 60 | 261 | — | — | 273 | — | — | 56 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 44 | 4 | 44 | 143 | 4 | 13 | 143 | 39 | 4 | 39 | 0 | 4 | 39 | 4 | 0 | 4 | 4 | 4 | 39 | 0 |
Best forecast wave conditions in West Coast South Island | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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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 Westport Breakwater 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 Westport Breakwater Surf forecast
The above surf forecast table for Westport Breakwater provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Westport Breakwater can be found by selecting the local surf guide option on the grey menu. Our Westport Breakwater 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 (Westport Breakwater) 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 Westport Breakwater 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 West Coast South Island? If you are looking for accommodation near Westport Breakwater, camping, hotels and holiday cottages in West Coast South Island, consider staying in Nelson which is 145 km (90 miles) away.
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