Surf Forecasts:
Porpoise Bay surf forecast from 31 Jul 2026:
- Best quality surf: Tuesday 4 Aug, 12AM (local time) - 16ft (5.0m), 13s period, SSW swell with cross-onshore winds.
- Most powerful swell: Friday 31 Jul, 3PM (local time) - 21ft (6.5m), 13s period, SSW swell with 12,209 kJ wave energy.
- Next surfable swell (1★+): Tuesday 4 Aug, 12AM (local time) - 16ft (5.0m), 13s 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 Tuesday (Aug 04) at 12AM. The primary swell is predicted to be 5.0m and 13s period with a secondary swell of 4.0m and 14s. Another secondary swell of 0.3m and 12s is also forecast. The wind is predicted to be cross-onshore as the swell arrives.
The most powerful waves expected at Porpoise Bay in the next 16 days are 6.5m 13s and forecast to arrive on Friday (Jul 31) at 3PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.3m 6s period and expected on Monday (Aug 03) at 12AM.
| Wave Type | Time (NZST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Tue 4th Aug) | 16ft (5.0m) 13s |
| Best Surf | 12AM (Tue 4th Aug) | 16ft (5.0m) 13s |
| Most Powerful | 3PM (Fri 31st Jul) | 21ft (6.5m) 13s |
Table - best surf conditions forecast for Porpoise Bay over the next 16 days.
Short Range ForecastModerate rain (total 16mm), heaviest on Fri morning. Very mild (max 11°C on Sun afternoon, min 5°C on Fri morning). Winds decreasing (near gales from the S on Fri morning, moderate winds from the SW by Fri night). | Days 4-6 Weather SummaryModerate rain (total 11mm), heaviest on Mon morning. Mild temperatures (max 8°C on Mon morning, min 3°C on Wed night). Winds decreasing (strong winds from the SW on Mon afternoon, calm by Tue night). | ||||||||||||||||||||
Friday 31 | Saturday 1 | Sunday 2 | Monday 3 | Tuesday 4 | Wednesday 5 | Thursday 6 | |||||||||||||||
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) | SW 14 | SSW 13 | S 12 | SSE 11 | S 10 | SW 9 | SSW 20 | SSW 19 | SSW 18 | SW 16 | SSW 16 | SSW 13 | SSW 14 | SSW 13 | S 11 | S 11 | S 11 | SSW 10 | SSW 9 | S 9 | SSW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 604 | 12209 | 6293 | 1857 | 1232 | 612 | 685 | 2964 | 7101 | 11545 | 9888 | 9576 | 4569 | 2771 | 1532 | 1401 | 1128 | 352 | 156 | 132 | 116 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | on | on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-on | cross-off | cross-off | glassy | cross-off |
High Tide | 3:29PM2.10m | 3:41AM2.06m | 4:05PM2.08m | 4:18AM2.04m | 4:42PM2.05m | 4:58AM2.02m | 5:23PM2.01m | 5:41AM1.99m | 6:07PM1.97m | 6:31AM1.97m | 6:59PM1.92m | 7:29AM1.95m | 7:58PM1.90m | ||||||||
Low Tide | 9:14AM0.28m | 9:36PM0.37m | 9:52AM0.28m | 10:14PM0.37m | 10:32AM0.30m | 10:54PM0.39m | 11:14AM0.35m | 11:38PM0.43m | 12:01PM0.40m | 00:27AM0.46m | 12:55PM0.46m | 1:22AM0.48m | 1:57PM0.50m | 2:25AM0.47m | |||||||
 | |  |  | | |  |  | | | |  | | |  | |  |  | | | | |
 | 8:07 | — | — | 8:04 | — | — | 8:03 | — | — | 8:03 | — | — | 8:00 | — | — | 8:00 | — | — | 7:58 | — | — |
 | — | 5:32 | — | — | 5:34 | — | — | 5:36 | — | — | 5:37 | — | — | 5:37 | — | — | 5:38 | — | — | 5:39 | — |
mm | 4 | 2 | 2 | — | 1 | 4 | 2 | — | 1 | 9 | 2 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 8 | 6 | 6 | 6 | 8 | 10 | 10 | 11 | 11 | 8 | 8 | 7 | 8 | 8 | 7 | 6 | 6 | 5 | 4 | 6 | 5 |
Feels °C | 3 | -5 | -3 | 0 | 1 | 4 | 3 | 2 | 1 | -1 | -3 | -3 | 1 | 1 | 2 | 4 | 3 | 2 | 2 | 4 | 2 |
Swell 1 Height (m) Direction Period (s) | SW 14 | E 11 | E 10 | SSE 11 | S 10 | SE 10 | SE 12 | SSW 19 | SSW 18 | SE 12 | SE 12 | SSW 14 | SSW 14 | SSW 13 | S 11 | S 11 | S 11 | SSW 10 | SSW 9 | S 9 | SE 10 |
| kJ | 604 | 82 | 34 | 1857 | 1232 | 377 | 355 | 2964 | 7101 | 35 | 22 | 7326 | 4569 | 2771 | 1532 | 1401 | 1128 | 352 | 147 | 130 | 96 |
Swell 2 Height (m) Direction Period (s) | E 11 | SE 15 | ENE 9 | E 10 | SW 12 | S 9 | SSW 20 | SW 9 | SE 11 | — | — | SE 12 | — | SW 18 | SW 12 | SW 12 | SSW 22 | SSE 10 | SE 10 | SE 10 | SSW 8 |
| kJ | 154 | 59 | 8 | 19 | 120 | 103 | 685 | 481 | 82 | — | — | 23 | — | 111 | 151 | 533 | 47 | 346 | 156 | 132 | 55 |
Swell 3 Height (m) Direction Period (s) | SE 16 | SE 15 | SW 22 | SSW 21 | SSW 20 | SSW 19 | SW 12 | SE 11 | — | — | — | — | — | — | E 13 | E 12 | SE 18 | SSW 21 | SSE 9 | SW 14 | SSW 13 |
| kJ | 10 | 58 | 19 | 42 | 78 | 203 | 192 | 205 | — | — | — | — | — | — | 3 | 3 | 12 | 86 | 84 | 100 | 116 |
Wind waves Height (m) Direction Period (s) | W 5 | SSW 13 | S 12 | SW 10 | W 4 | SW 9 | SW 9 | W 6 | WNW 6 | SW 16 | SSW 16 | SSW 13 | — | — | — | — | — | — | E 2 | E 4 | E 5 |
| kJ | 110 | 12209 | 6293 | 678 | 38 | 612 | 580 | 177 | 371 | 11545 | 9888 | 9576 | — | — | — | — | — | — | 1 | 14 | 57 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 196 | 451 | 301 | 34 | 95 | 34 | 34 | 112 | 120 | 196 | 454 | 301 | 301 | 64 | 34 | 0 | 34 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Catlins | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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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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