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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 Tuesday 19 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
12.8° C
(Which is 2.3°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 7AM is: 0.4m 13s primary swell from a Southwest direction and 0.2m 21s secondary swell from a South-southwest direction (forecast issued at 11:00pm May 19). An open ocean swell of 0.2m 2s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 1.5ft (0.4m) | 13s |
| Afternoon (20 May) | 1.5ft (0.4m) | 19s |
| Evening (20 May) | 1ft (0.3m) | 19s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 8mm), mostly falling on Thu morning. Very mild (max 15°C on Wed night, min 7°C on Thu night). Winds increasing (calm on Wed morning, strong winds from the W by Thu afternoon). | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SSW 18 | SSW 19 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | WSW 6 | WSW 7 | WSW 8 | SW 11 | SW 12 | SW 12 | SW 12 | SW 12 | SSW 14 | SW 13 | SW 14 | |
119 | 128 | 91 | 62 | 61 | 67 | 122 | 123 | 70 | 106 | 123 | 123 | 172 | 428 | 727 | 906 | 1882 | 2010 | 2001 | 1444 | 1047 | 1722 | 859 | 799 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | cross-off | glassy | glassy | off | cross-off | off | off | off | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 4:38AM2.27m | 5:15PM2.34m | 5:37AM2.21m | 6:15PM2.25m | 6:39AM2.14m | |||||||||||||||||||
Low Tide | 10:32PM0.19m | 10:56AM0.08m | 11:32PM0.25m | 11:58AM0.14m | 00:35AM0.30m | 1:02PM0.21m | ||||||||||||||||||
 |  | | |  | |  | | | | | |  |  |  | | |  | | | | | | | |
 | — | — | — | 8:03 | — | — | — | — | — | — | — | 8:06 | — | — | — | — | — | — | — | 8:07 | — | — | — | — |
 | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:13 | — |
— | — | — | — | — | — | — | — | — | — | — | — | 7 | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 10 | 9 | 9 | 9 | 11 | 12 | 11 | 10 | 12 | 15 | 12 | 10 | 11 | 11 | 11 | 10 | 10 | 9 | 7 | 7 | 9 | 10 | 10 |
6 | 7 | 6 | 6 | 6 | 9 | 10 | 8 | 6 | 8 | 10 | 7 | 1 | 2 | 1 | 2 | 2 | 3 | 4 | 3 | 2 | 4 | 4 | 4 | |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 | SW 12 | SSW 19 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | E 5 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | ENE 9 | SW 12 | SW 12 | SW 12 | SSW 14 | SW 13 | SW 14 |
 kJ | 119 | 128 | 91 | 62 | 61 | 55 | 52 | 123 | 70 | 106 | 123 | 123 | 20 | 151 | 147 | 147 | 206 | 15 | 2001 | 1444 | 1047 | 1722 | 859 | 799 |
Swell 2 Height (m) Direction Period (s) | SSW 20 | SSW 20 | SSW 20 | SSW 21 | S 21 | SSW 18 | SSW 19 | SW 12 | SW 12 | SW 11 | WSW 11 | SW 11 | SSW 17 | E 7 | ENE 7 | ENE 8 | ENE 8 | E 12 | ENE 9 | SSW 14 | SSW 14 | NE 8 | SSW 13 | SSW 12 |
| kJ | 37 | 37 | 39 | 43 | 35 | 67 | 122 | 36 | 35 | 20 | 12 | 5 | 172 | 22 | 17 | 12 | 13 | 3 | 7 | 565 | 642 | 2 | 642 | 425 |
Swell 3 Height (m) Direction Period (s) | S 9 | E 9 | E 11 | E 11 | E 3 | E 10 | NE 4 | E 10 | E 3 | — | S 11 | S 12 | S 12 | S 12 | S 12 | E 12 | E 12 | — | E 12 | ENE 8 | NE 8 | — | NE 7 | E 11 |
| kJ | 2 | 2 | 9 | 9 | 1 | 2 | 1 | 2 | 1 | — | 2 | 3 | 3 | 3 | 3 | 3 | 3 | — | 3 | 7 | 3 | — | 2 | 2 |
Wind waves Height (m) Direction Period (s) | ENE 9 | — | — | NNW 2 | NNW 3 | — | NNW 3 | NNE 3 | NNW 3 | ENE 4 | NE 4 | NE 4 | W 4 | WSW 6 | WSW 7 | WSW 8 | SW 11 | SW 12 | — | — | WNW 4 | WNW 4 | WNW 4 | W 5 |
| kJ | 8 | — | — | 1 | 1 | — | 1 | 1 | 1 | 7 | 13 | 44 | 58 | 428 | 727 | 906 | 1882 | 2010 | — | — | 9 | 9 | 13 | 62 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 159 | 688 | 159 | 159 | 64 | 34 | 34 | 34 | 34 | 34 | 34 | 34 |
Best forecast wave conditions in Catlins | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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