Surf Forecasts:
How big are the waves at Porpoise Bay today (10 Sep):
- Afternoon surf: Afternoon surf (10 Sep, local time) - 15ft (4.5m), 18s period with SSW swell.
- Evening surf: Evening surf (10 Sep, local time) - 15ft (4.5m), 18s period with SSW swell.
The current surf forecast for Porpoise Bay at 9PM is: 4.5m 18s primary swell from a South-southwest direction (forecast issued at 05:00pm September 10). An open ocean swell of 0.3m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | - | - |
| Afternoon (10 Sep) | 15ft (4.5m) | 18s |
| Evening (10 Sep) | 15ft (4.5m) | 18s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 18mm), heaviest on Sat night. Very mild (max 11°C on Sun morning, min 6°C on Fri night). Winds increasing (moderate winds from the WSW on Thu afternoon, near gales from the W by Fri morning). | |||||||||||||||||||
Thu 10 | Friday 11 | Saturday 12 | |||||||||||||||||
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 | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SW 16 | SW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SW 16 | SSW 17 | SSW 17 | SSW 17 | SSW 17 |
Wave Graph  | |||||||||||||||||||
 kJ | 12477 | 13111 | 13023 | 10064 | 8370 | 7795 | 7368 | 13021 | 16026 | 15139 | 15639 | 17245 | 20059 | 19813 | 28434 | 17373 | 16946 | 13521 | 10704 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross |
High Tide | 1:44AM2.35m | 2:11PM2.36m | 2:29AM2.36m | 2:54PM2.32m | |||||||||||||||
Low Tide | 7:31PM0.09m | 7:54AM-0.02m | 8:16PM0.07m | 8:39AM0.02m | 9:00PM0.10m | ||||||||||||||
 |  |  | | | | | |  | |  | |  | | | | | | | |
 | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — |
 | — | 6:23 | — | — | — | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:27 | — |
mm | 1 | — | — | — | — | — | — | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | 4 |
Temp °C | 9 | 8 | 8 | 7 | 8 | 9 | 10 | 9 | 9 | 8 | 7 | 7 | 7 | 6 | 7 | 8 | 9 | 10 | 10 |
Feels °C | 2 | 0 | 0 | -1 | -1 | -1 | -1 | -1 | -1 | -2 | -4 | -4 | -3 | -4 | -2 | 0 | 0 | 0 | 1 |
Swell 1 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | — | — | — | — | — | — | — | SSW 17 | SSW 17 | SSW 17 | SSW 17 | SSW 17 |
| kJ | 12477 | 13111 | 13023 | 10064 | 8370 | 7795 | 7368 | — | — | — | — | — | — | — | 19408 | 17373 | 16946 | 13521 | 10704 |
Swell 2 Height (m) Direction Period (s) | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 15 | 14 | 13 | 13 | 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | WNW 5 | WNW 6 | W 6 | W 7 | SW 16 | SW 16 | SSW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SW 16 | — | — | W 6 | W 6 |
| kJ | — | — | — | 123 | 238 | 411 | 800 | 13021 | 16026 | 15139 | 15639 | 17245 | 20059 | 19813 | 28434 | — | — | 244 | 448 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 63 | 63 | 63 | 63 | 55 | 55 | 55 | 109 | 120 | 196 | 301 | 457 | 196 | 209 | 301 | 301 | 301 | 634 | 196 |
Best forecast wave conditions in Catlins | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
Header Global | |||||||||||||||||||
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