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Porpoise Bay Surf Forecast
/ Catlins (9 surf breaks) /
Surf Forecasts:
Porpoise Bay surfForecast / Catlins / New Zealand
48hr Weather and Surf, issued 11 pm Saturday 16 May 2026 NZSTForecast update in hr min s Forecast update imminent
Porpoise Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porpoise Bay sea temperature is
13.1° C
(Which is 2.6°C warmer than normal for this time of year)How big are the waves at Porpoise Bay today?
The current surf forecast for Porpoise Bay at 8AM is: 1.3m 15s primary swell from a South-southwest direction and 0.4m 8s secondary swell from a South-southeast direction (forecast issued at 11:00pm May 16). An open ocean swell of 0.2m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 4ft (1.2m) | 15s |
| Afternoon (17 May) | 3.5ft (1.1m) | 14s |
| Evening (17 May) | 3.5ft (1.0m) | 14s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 10°C on Tue afternoon, min 7°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | ||||||||||||||||||||||
9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SW 13 | SW 13 | SW 17 | SSW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 16 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 | |
1589 | 1433 | 1199 | 933 | 657 | 476 | 469 | 395 | 390 | 318 | 253 | 172 | 424 | 322 | 295 | 191 | 262 | 273 | 291 | 258 | 251 | 160 | 144 | 111 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | glassy | off | off | off | cross-off | cross-off | glassy | glassy | glassy | cross-off | off | off | cross-off | off | glassy | glassy | off | |
High Tide | 1:55AM2.30m | 2:25PM2.44m | 2:47AM2.32m | 3:20PM2.45m | 3:41AM2.31m | 4:16PM2.41m | ||||||||||||||||||
Low Tide | 7:44PM0.10m | 8:05AM0.03m | 8:38PM0.10m | 8:59AM0.01m | 9:33PM0.14m | 9:56AM0.03m | ||||||||||||||||||
 | | | |  | | | |  | | | | | | |  | | | | |  | | | | |
 | — | — | — | 8:00 | — | — | — | — | — | — | — | 8:02 | — | — | — | — | — | — | — | 8:03 | — | — | — | — |
 | — | — | — | — | — | — | 5:17 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:15 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 8 | 8 | 7 | 7 | 7 | 8 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 8 | 9 | 10 | 10 |
6 | 6 | 5 | 4 | 4 | 6 | 7 | 8 | 6 | 6 | 6 | 5 | 5 | 7 | 6 | 7 | 6 | 5 | 5 | 4 | 5 | 7 | 8 | 7 | |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SSW 14 | SW 13 | SW 13 | SW 17 | SSW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 16 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 |
 kJ | 1589 | 1433 | 1199 | 933 | 657 | 476 | 469 | 395 | 390 | 318 | 253 | 172 | 424 | 322 | 295 | 191 | 262 | 273 | 291 | 258 | 251 | 160 | 144 | 111 |
Swell 2 Height (m) Direction Period (s) | E 11 | E 4 | ENE 4 | SSE 8 | S 8 | SSE 8 | ENE 11 | ENE 11 | ENE 11 | E 11 | ENE 11 | SSW 17 | E 10 | SW 6 | S 9 | SSW 16 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 |
| kJ | 9 | 2 | 3 | 22 | 21 | 13 | 12 | 12 | 12 | 9 | 11 | 117 | 9 | 10 | 14 | 84 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | — | E 11 | E 12 | ENE 4 | E 11 | E 11 | ENE 11 | SW 22 | S 10 | S 10 | S 19 | ENE 11 | ENE 10 | E 10 | E 10 | S 9 | S 8 | S 8 | S 8 | SE 12 | SE 11 | SE 11 | SE 10 | S 20 |
| kJ | — | 10 | 11 | 2 | 10 | 10 | 24 | 18 | 2 | 2 | 30 | 11 | 11 | 8 | 8 | 6 | 5 | 5 | 1 | 5 | 5 | 4 | 4 | 8 |
Wind waves Height (m) Direction Period (s) | NE 11 | NE 11 | — | — | NNE 4 | NW 2 | — | — | WSW 4 | — | — | — | NW 2 | NW 2 | — | — | — | — | — | NW 3 | NW 3 | NW 3 | — | — |
| kJ | 30 | 33 | — | — | 2 | 1 | — | — | 1 | — | — | — | 1 | 1 | — | — | — | — | — | 2 | 1 | 1 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 34 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Catlins | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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