Surf Forecasts:
Westport Breakwater surf forecast from 11 Nov 2026:
- Best quality surf: Wednesday 18 Nov, 1AM (local time) - 5.5ft (1.7m), 13s period, WSW swell with cross-offshore winds.
- Most powerful swell: Tuesday 17 Nov, 4PM (local time) - 6ft (1.8m), 13s period, WSW swell with 1,094 kJ wave energy.
- Next surfable swell (1★+): Thursday 12 Nov, 7AM (local time) - 3.5ft (1.1m), 15s period with WSW 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 Thursday (Nov 12) at 7AM. The primary swell is predicted to be 1.1m and 15s period with a secondary swell of 1.8m and 8s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Westport Breakwater in the next 16 days are 1.8m 13s and forecast to arrive on Tuesday (Nov 17) at 4PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Sunday (Nov 22) at 1PM.
| Wave Type | Time (NZDT) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Thu 12th Nov) | 3.5ft (1.1m) 15s |
| Best Surf | 1AM (Wed 18th Nov) | 5.5ft (1.7m) 13s |
| Most Powerful | 4PM (Tue 17th Nov) | 6ft (1.8m) 13s |
Table - best surf conditions forecast for Westport Breakwater over the next 16 days.
Short Range ForecastHeavy rain (total 31mm), heaviest during Wed morning. Very mild (max 16°C on Wed morning, min 9°C on Fri night). Wind will be generally light. | Days 4-6 Weather SummaryHeavy rain (total 31mm), heaviest during Sun night. Very mild (max 16°C on Sat morning, min 9°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | |||||||||||||||
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) | NW 10 | NW 9 | NW 8 | WSW 16 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | W 9 | WNW 8 | WSW 14 | WSW 14 | WSW 13 | WSW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 627 | 711 | 492 | 568 | 596 | 465 | 326 | 336 | 633 | 482 | 452 | 361 | 263 | 214 | 93 | 609 | 534 | 472 | 724 | 1094 | 917 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | on | glassy | cross-on | cross-off | cross-on | cross-on | cross-off | cross-on | cross-on | cross-off | on | cross-on | cross | cross-on | cross-on | cross | cross-on | cross-on | cross-off |
High Tide | 12:30PM3.00m | 00:53AM2.92m | 1:06PM2.93m | 1:31AM2.83m | 1:43PM2.84m | 2:11AM2.72m | 2:24PM2.72m | 2:56AM2.60m | 3:10PM2.60m | 3:46AM2.49m | 4:04PM2.51m | 4:42AM2.41m | 5:04PM2.45m | ||||||||
Low Tide | 6:42PM0.59m | 7:01AM0.66m | 7:18PM0.66m | 7:39AM0.74m | 7:57PM0.75m | 8:19AM0.82m | 8:40PM0.84m | 9:03AM0.89m | 9:31PM0.91m | 9:53AM0.95m | 10:28PM0.95m | 10:51AM0.98m | 11:29PM0.93m | ||||||||
 | |  | |  |  |  | |  | | | |  | |  | | | | | | | |
 | 6:07 | — | — | 6:07 | — | — | 6:05 | — | — | 6:05 | — | — | 6:03 | — | — | 6:03 | — | — | 6:01 | — | — |
 | — | 8:25 | — | — | 8:28 | — | — | 8:29 | — | — | 8:30 | — | — | 8:30 | — | — | 8:32 | — | — | 8:34 | — |
mm | 10 | 9 | 10 | 2 | — | — | — | — | — | — | — | — | — | — | 31 | — | — | — | — | — | — |
Temp °C | 16 | 15 | 14 | 16 | 16 | 12 | 15 | 16 | 12 | 16 | 16 | 12 | 15 | 15 | 15 | 15 | 15 | 12 | 14 | 14 | 9 |
Feels °C | 14 | 12 | 12 | 16 | 13 | 9 | 12 | 12 | 9 | 13 | 13 | 11 | 14 | 13 | 13 | 10 | 10 | 10 | 10 | 10 | 7 |
Swell 1 Height (m) Direction Period (s) | NW 10 | WSW 12 | NW 8 | WNW 8 | WSW 15 | W 8 | W 7 | WSW 14 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | W 9 | WNW 8 | NW 8 | WSW 14 | WSW 13 | WSW 13 |
| kJ | 627 | 78 | 492 | 374 | 596 | 270 | 112 | 336 | 633 | 482 | 452 | 361 | 263 | 214 | 93 | 609 | 534 | 276 | 724 | 1094 | 917 |
Swell 2 Height (m) Direction Period (s) | WSW 12 | WSW 16 | WSW 15 | WSW 16 | N 7 | WSW 14 | WSW 14 | NW 7 | NW 6 | NW 6 | N 13 | W 20 | WSW 18 | WSW 18 | WSW 16 | WSW 16 | WSW 15 | WSW 14 | NW 8 | NW 8 | NNW 8 |
| kJ | 79 | 89 | 242 | 568 | 8 | 465 | 326 | 22 | 6 | 6 | 3 | 8 | 33 | 61 | 89 | 146 | 201 | 472 | 187 | 122 | 82 |
Swell 3 Height (m) Direction Period (s) | WSW 18 | N 18 | WSW 11 | NNE 7 | N 16 | N 7 | NW 7 | N 14 | N 13 | N 13 | W 21 | N 13 | N 12 | NW 7 | N 12 | N 12 | WSW 11 | N 17 | N 16 | N 12 | N 15 |
| kJ | 31 | 6 | 70 | 16 | 5 | 3 | 23 | 16 | 14 | 14 | 9 | 3 | 3 | 2 | 3 | 3 | 109 | 6 | 5 | 3 | 4 |
Wind waves Height (m) Direction Period (s) | NNE 7 | NW 9 | — | — | WNW 8 | — | — | WSW 7 | — | — | — | — | — | N 5 | NW 5 | NNW 7 | — | — | — | — | — |
| kJ | 93 | 711 | — | — | 350 | — | — | 74 | — | — | — | — | — | 1 | 50 | 294 | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 52 | 176 | 143 | 0 | 143 | 0 | 4 | 191 | 0 | 4 | 39 | 0 | 13 | 176 | 143 | 143 | 252 | 143 | 4 | 255 | 0 |
Best forecast wave conditions in West Coast South Island | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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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