Surf Forecasts:
Porpoise Bay surf forecast from 17 Jul 2026:
- Best quality surf: Saturday 18 Jul, 3AM (local time) - 18ft (5.5m), 18s period, SSW swell with cross-offshore winds.
- Most powerful swell: Saturday 18 Jul, 3AM (local time) - 18ft (5.5m), 18s period, SSW swell with 18,716 kJ wave energy.
- Next surfable swell (1★+): Saturday 18 Jul, 3AM (local time) - 18ft (5.5m), 18s period with SSW swell.
Best Forecast Surf Conditions for Porpoise Bay this week:
The surf forecast for Porpoise Bay over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jul 18) at 3AM. The primary swell is predicted to be 5.5m and 18s period with a secondary swell of 1.1m and 15s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Porpoise Bay in the next 16 days are 5.5m 18s and forecast to arrive on Saturday (Jul 18) at 3AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.9m 6s period and expected on Saturday (Jul 18) at 9PM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3AM (Sat 18th Jul) | 18ft (5.5m) 18s |
| Best Surf | 3AM (Sat 18th Jul) | 18ft (5.5m) 18s |
| Most Powerful | 3AM (Sat 18th Jul) | 18ft (5.5m) 18s |
Table - best surf conditions forecast for Porpoise Bay over the next 16 days.
Short Range ForecastModerate rain (total 14mm), heaviest on Sat afternoon. Very mild (max 12°C on Sat morning, min 7°C on Sat night). Winds decreasing (strong winds from the WNW on Fri night, light winds from the NW by Sun night). | Days 5-7 Weather SummaryLight rain (total 2mm), mostly falling on Tue afternoon. Very mild (max 10°C on Tue morning, min 6°C on Mon night). Winds decreasing (fresh winds from the WNW on Tue afternoon, light winds from the NNW by Wed afternoon). | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||
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) | SSW 19 | SSW 18 | SSW 17 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 13 | SSW 12 | SSW 12 | SW 12 | SW 12 | SW 13 | SW 12 | SW 12 | WSW 12 | SW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 20412 | 14774 | 9076 | 5882 | 4591 | 5124 | 5153 | 4743 | 3615 | 1877 | 934 | 746 | 785 | 959 | 659 | 386 | 141 | 374 | 772 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-on | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross |
High Tide | 4:54AM2.30m | 5:25PM2.27m | 5:46AM2.20m | 6:16PM2.14m | 6:40AM2.08m | 7:08PM2.01m | 7:36AM1.96m | 8:04PM1.90m | 8:36AM1.87m | 9:02PM1.83m | 9:38AM1.83m | 10:02PM1.79m | |||||||
Low Tide | 10:46PM0.13m | 11:11AM0.06m | 11:39PM0.20m | 12:04PM0.19m | 00:32AM0.29m | 12:58PM0.32m | 1:26AM0.39m | 1:54PM0.46m | 2:22AM0.48m | 2:51PM0.56m | 3:17AM0.55m | 3:47PM0.62m | |||||||
 |  | | |  | |  | |  |  |  | | | | | | | | | |
 | — | 8:19 | — | — | 8:18 | — | — | 8:18 | — | — | 8:18 | — | — | 8:17 | — | — | 8:15 | — | — |
 | — | — | 5:19 | — | — | 5:20 | — | — | 5:21 | — | — | 5:22 | — | — | 5:22 | — | — | 5:23 | — |
mm | 1 | 1 | 5 | 7 | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | 12 |
Temp °C | 11 | 12 | 11 | 10 | 9 | 9 | 9 | 8 | 9 | 7 | 10 | 10 | 8 | 10 | 10 | 8 | 10 | 10 | 7 |
Feels °C | 3 | 5 | 4 | 2 | 4 | 4 | 5 | 4 | 6 | 3 | 3 | 3 | 2 | 6 | 6 | 5 | 6 | 6 | 1 |
Swell 1 Height (m) Direction Period (s) | SSW 19 | SSW 18 | SSW 17 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 13 | SSW 12 | SSW 12 | SW 12 | SW 12 | SW 13 | SW 12 | SW 12 | SE 12 | SW 13 |
| kJ | 20412 | 14774 | 9076 | 5882 | 4591 | 5124 | 5153 | 4743 | 3615 | 1877 | 934 | 746 | 785 | 959 | 659 | 386 | 141 | 22 | 772 |
Swell 2 Height (m) Direction Period (s) | ESE 16 | ESE 15 | ESE 14 | ESE 14 | ESE 13 | ESE 13 | ESE 13 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | SE 11 | SE 12 | S 8 | ENE 5 | SE 11 |
| kJ | 506 | 537 | 487 | 379 | 277 | 215 | 140 | 83 | 82 | 56 | 27 | 25 | 13 | 12 | 5 | 5 | 33 | 2 | 19 |
Swell 3 Height (m) Direction Period (s) | — | — | — | NW 6 | — | — | ESE 13 | — | — | — | — | — | — | — | SE 11 | E 11 | ENE 4 | SE 12 | E 6 |
| kJ | — | — | — | 31 | — | — | 181 | — | — | — | — | — | — | — | 5 | 2 | 1 | 6 | 3 |
Wind waves Height (m) Direction Period (s) | WNW 6 | WNW 6 | W 6 | — | — | — | — | — | — | WNW 3 | NW 3 | WNW 4 | WNW 5 | — | WNW 3 | N 2 | NNW 3 | WSW 12 | SW 7 |
| kJ | 214 | 155 | 195 | — | — | — | — | — | — | 4 | 9 | 43 | 44 | — | 5 | 1 | 5 | 374 | 248 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 112 | 109 | 55 | 63 | 34 | 34 | 34 | 0 | 0 | 0 | 34 | 45 | 34 | 0 | 0 | 0 | 0 | 0 | 63 |
Best forecast wave conditions in Catlins | |||||||||||||||||||
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 Porpoise Bay 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 Porpoise Bay Surf forecast
The above surf forecast table for Porpoise Bay provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Porpoise Bay can be found by selecting the local surf guide option on the grey menu. Our Porpoise Bay 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 (Porpoise Bay) 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 Porpoise Bay 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.
Poro Point is 4 km (2 miles) from San Fernando. If you plan a holiday in West Luzon, look for hotels and other accommodation in San Fernando. San Fernando has rooms for a wide range of budgets as well as car hire and transport links.
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