Surf Forecasts:
Westport Breakwater surf forecast from 4 Jul 2026:
- Best quality surf: Sunday 5 Jul, 12AM (local time) - 10ft (3.0m), 10s period, NW swell with onshore winds.
- Most powerful swell: Monday 6 Jul, 6AM (local time) - 11ft (3.5m), 17s period, W swell with 6,414 kJ wave energy.
- Next surfable swell (1★+): Sunday 5 Jul, 12AM (local time) - 10ft (3.0m), 10s 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 Sunday (Jul 05) at 12AM. The primary swell is predicted to be 3.0m and 10s period with a secondary swell of 0.8m and 18s. The wind is predicted to be onshore as the swell arrives.
The most powerful waves expected at Westport Breakwater in the next 16 days are 3.5m 17s and forecast to arrive on Monday (Jul 06) at 6AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 3s period and expected on Monday (Jul 06) at 9AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Sun 5th Jul) | 10ft (3.0m) 10s |
| Best Surf | 12AM (Sun 5th Jul) | 10ft (3.0m) 10s |
| Most Powerful | 6AM (Mon 6th Jul) | 11ft (3.5m) 17s |
Table - best surf conditions forecast for Westport Breakwater over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 50mm), heaviest during Sat night. Very mild (max 14°C on Mon morning, min 6°C on Sun night). Winds decreasing (strong winds from the NNE on Sat afternoon, calm by Tue morning). | Days 5-7 Weather SummaryMostly dry. Very mild (max 14°C on Tue afternoon, min 6°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||
Sat 4 | Sunday 5 | Monday 6 | Tuesday 7 | Wednesday 8 | Thursday 9 | Friday 10 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | NNW 10 | NW 10 | NNW 9 | WNW 9 | W 14 | W 16 | WSW 16 | WSW 16 | WSW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 12 | WSW 11 | WSW 15 | WSW 14 | WSW 18 | WSW 16 | WSW 16 | WSW 15 | WSW 15 |
Wave Graph  | |||||||||||||||||||||
 kJ | 3513 | 1972 | 499 | 929 | 1756 | 5448 | 4220 | 2830 | 1648 | 1042 | 447 | 321 | 422 | 783 | 2228 | 1667 | 2162 | 998 | 1096 | 736 | 678 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | on | on | glassy | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | off | cross-off | cross-off | cross-off | off | cross-on | cross-off | off |
High Tide | 1:35AM2.95m | 2:01PM2.82m | 2:16AM2.87m | 2:44PM2.74m | 3:03AM2.80m | 3:33PM2.67m | 3:56AM2.74m | 4:30PM2.63m | 4:58AM2.71m | 5:34PM2.63m | 6:04AM2.74m | 6:42PM2.69m | 7:12AM2.82m | ||||||||
Low Tide | 7:28PM0.68m | 7:52AM0.66m | 8:08PM0.70m | 8:35AM0.66m | 8:53PM0.73m | 9:23AM0.68m | 9:44PM0.77m | 10:16AM0.70m | 10:43PM0.79m | 11:17AM0.72m | 11:48PM0.78m | 12:22PM0.71m | 00:56AM0.71m | ||||||||
 |  |  | |  |  |  |  | | | | | | | | | |  | |  | | |
 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 8:00 | — | — | 7:58 | — | — | 7:58 | — | — | 7:58 |
 | 5:14 | — | — | 5:15 | — | — | 5:15 | — | — | 5:15 | — | — | 5:16 | — | — | 5:16 | — | — | 5:17 | — | 5:19 |
mm | 14 | 30 | 5 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 11 | 11 | 7 | 14 | 14 | 12 | 12 | 14 | 9 | 12 | 12 | 11 | 13 | 14 | 11 | 11 | 12 | 8 | 10 |
Feels °C | 7 | 10 | 7 | 9 | 4 | 9 | 8 | 8 | 11 | 11 | 6 | 11 | 10 | 9 | 10 | 10 | 6 | 9 | 9 | 5 | 7 |
Swell 1 Height (m) Direction Period (s) | W 20 | NW 10 | NNW 9 | WNW 9 | W 14 | W 16 | WSW 16 | WSW 16 | WSW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 12 | WSW 11 | WSW 15 | WSW 14 | WSW 18 | WSW 16 | WSW 16 | WSW 15 | WSW 15 |
| kJ | 123 | 1972 | 499 | 929 | 1756 | 5448 | 4220 | 2830 | 1648 | 1042 | 447 | 321 | 422 | 783 | 2228 | 1667 | 2162 | 998 | 1096 | 736 | 678 |
Swell 2 Height (m) Direction Period (s) | WSW 16 | W 18 | W 10 | N 9 | WNW 12 | — | N 7 | NNE 10 | N 9 | N 8 | N 8 | WSW 19 | WSW 18 | WSW 16 | WSW 22 | WSW 20 | — | WSW 11 | — | WSW 22 | WSW 20 |
| kJ | 50 | 408 | 252 | 181 | 1336 | — | 9 | 160 | 94 | 47 | 10 | 125 | 246 | 590 | 91 | 507 | — | 164 | — | 91 | 395 |
Swell 3 Height (m) Direction Period (s) | — | WSW 14 | W 16 | W 15 | N 8 | — | — | — | — | — | W 21 | N 7 | N 8 | W 23 | — | — | — | — | — | — | — |
| kJ | — | 70 | 427 | 465 | 80 | — | — | — | — | — | 9 | 4 | 1 | 43 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 10 | — | WNW 9 | — | — | SSE 3 | S 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3513 | — | 362 | — | — | 13 | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 176 | 176 | 134 | 24 | 4 | 86 | 13 | 4 | 0 | 0 | 0 | 0 | 4 | 0 | 4 | 4 | 0 | 0 | 4 | 0 | 0 |
Best forecast wave conditions in West Coast South Island | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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 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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