Surf Forecasts:
How big are the waves at Porpoise Bay today (02 Sep):
- Morning surf: Morning surf (02 Sep, local time) - 8ft (2.5m), 12s period with SSW swell.
- Afternoon surf: Afternoon surf (02 Sep, local time) - 5ft (1.6m), 14s period with SW swell.
- Evening surf: Evening surf (02 Sep, local time) - 5ft (1.5m), 14s period with SW swell.
The current surf forecast for Porpoise Bay at 8AM is: 2.5m 12s primary swell from a South-southwest direction and 1.0m 16s secondary swell from a South-southwest direction (forecast issued at 11:00pm September 01). An open ocean swell of 1.1m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Sep) | 8ft (2.5m) | 12s |
| Afternoon (02 Sep) | 5ft (1.6m) | 14s |
| Evening (02 Sep) | 5ft (1.5m) | 14s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 18mm), heaviest on Thu night. Very mild (max 15°C on Thu afternoon, min 8°C on Fri afternoon). Winds increasing (light winds from the WNW on Thu afternoon, strong winds from the W by Fri afternoon). | |||||||||||||||||
Wednesday 2 | Thursday 3 | ||||||||||||||||
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 | |
Swell Height Map |  | |  |  |  |  |  | ||||||||||
Wave Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SW 16 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 15 | SW 17 | SW 17 | SSW 16 |
Wave Graph  | |||||||||||||||||
 kJ | 3406 | 4051 | 3365 | 2432 | 1884 | 1284 | 1094 | 799 | 862 | 965 | 1688 | 1688 | 1505 | 1480 | 2030 | 2037 | 2058 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | off | cross-off | off | cross-off | cross-off |
High Tide | 5:19AM2.09m | 5:43PM2.01m | 6:13AM2.04m | 6:39PM1.94m | |||||||||||||
Low Tide | 11:09PM0.35m | 11:38AM0.39m | 00:02AM0.41m | 12:37PM0.47m | |||||||||||||
 |  |  | |  | |  |  |  | | | | | | | | | |
 | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:15 | — |
mm | — | — | — | — | — | — | — | 1 | 1 | 2 | 1 | — | — | — | — | — | — |
Temp °C | 10 | 10 | 10 | 10 | 11 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 11 | 12 | 15 | 14 | 13 |
Feels °C | 1 | 1 | 3 | 4 | 4 | 7 | 6 | 4 | 7 | 7 | 8 | 7 | 9 | 10 | 12 | 12 | 11 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | S 12 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 15 | SW 17 | SW 17 | SSW 16 |
| kJ | 3406 | 4051 | 3365 | 2432 | 1884 | 872 | 1094 | 799 | 862 | 965 | 1688 | 1688 | 1505 | 1480 | 2030 | 2037 | 2058 |
Swell 2 Height (m) Direction Period (s) | S 17 | S 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 9 | SSE 9 | S 9 |
| kJ | 1537 | 1208 | 1348 | 457 | 519 | 1284 | 563 | 408 | 335 | 220 | 200 | 153 | 153 | 116 | 108 | 92 | 39 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SW 16 | — | SW 16 | — | — | SE 12 | SE 12 | SE 12 | SE 12 | ESE 11 | SSW 20 | SE 11 | ENE 4 | SSE 10 |
| kJ | — | — | — | 897 | — | 683 | — | — | 6 | 5 | 6 | 5 | 12 | 128 | 5 | 12 | 35 |
Wind waves Height (m) Direction Period (s) | W 6 | WNW 6 | WNW 6 | WNW 5 | NW 5 | WNW 4 | WNW 5 | W 6 | W 6 | WSW 5 | — | — | — | — | ENE 3 | — | — |
| kJ | 322 | 266 | 194 | 80 | 49 | 42 | 94 | 244 | 171 | 77 | — | — | — | — | 3 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 120 | 196 | 55 | 55 | 45 | 45 | 55 | 109 | 34 | 34 | 34 | 34 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Catlins | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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