Surf Forecasts:
How big are the waves at Porpoise Bay today (01 Sep):
- Morning surf: Morning surf (01 Sep, local time) - 15ft (4.5m), 13s period with SSW swell.
- Afternoon surf: Afternoon surf (01 Sep, local time) - 11ft (3.5m), 13s period with SSW swell.
- Evening surf: Evening surf (01 Sep, local time) - 10ft (3.0m), 13s period with SSW swell.
The current surf forecast for Porpoise Bay at 6AM is: 5.0m 13s primary swell from a South-southwest direction and 0.3m 22s secondary swell from a South-southwest direction (forecast issued at 11:00pm August 31). The wind direction is predicted to be cross-shore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Sep) | 15ft (4.5m) | 13s |
| Afternoon (01 Sep) | 11ft (3.5m) | 13s |
| Evening (01 Sep) | 10ft (3.0m) | 13s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Mon night. Very mild (max 15°C on Thu afternoon, min 5°C on Mon night). Winds decreasing (strong winds from the WSW on Mon night, calm by Thu morning). | |||||||||||||||||
Tuesday 1 | Wednesday 2 | ||||||||||||||||
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 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 16 | SSW 13 | SSW 13 | SW 16 | SW 16 | SW 14 | WSW 6 | SW 14 |
Wave Graph  | |||||||||||||||||
 kJ | 11407 | 10529 | 9611 | 8372 | 7360 | 7878 | 4599 | 4429 | 3331 | 5295 | 3020 | 2233 | 1420 | 1300 | 1094 | 595 | 787 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross |
High Tide | 4:31AM2.13m | 4:55PM2.07m | 5:19AM2.09m | 5:43PM2.01m | |||||||||||||
Low Tide | 10:22PM0.30m | 10:47AM0.30m | 11:09PM0.35m | 11:38AM0.39m | |||||||||||||
 | | | |  | | | |  | |  | |  |  | | |  | |
 | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:14 | — |
mm | 2 | 2 | 1 | 1 | 1 | 2 | 2 | 1 | — | — | — | — | — | — | 2 | 1 | 1 |
Temp °C | 5 | 5 | 5 | 5 | 6 | 7 | 10 | 10 | 9 | 10 | 10 | 10 | 12 | 13 | 12 | 12 | 11 |
Feels °C | -6 | -6 | -5 | -5 | -3 | 0 | 2 | 2 | 0 | 2 | 3 | 3 | 5 | 6 | 5 | 4 | 6 |
Swell 1 Height (m) Direction Period (s) | S 24 | — | SSW 21 | SSW 22 | SW 20 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 16 | SSW 13 | SSW 13 | S 12 | S 12 | SW 14 | S 11 | SW 14 |
| kJ | 43 | — | 153 | 91 | 306 | 6260 | 4599 | 4429 | 3331 | 5295 | 3020 | 2233 | 1179 | 792 | 1094 | 408 | 787 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | SSW 20 | — | — | S 17 | S 17 | S 17 | SSW 16 | SW 16 | SW 16 | S 11 | NE 11 | S 11 |
| kJ | — | — | — | — | — | 336 | — | — | 1537 | 930 | 377 | 653 | 1420 | 1300 | 499 | 5 | 342 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SW 16 | — | — | NE 12 | — | SE 12 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 653 | — | — | 6 | — | 6 |
Wind waves Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | W 6 | W 6 | W 6 | WNW 6 | WNW 6 | WNW 5 | NW 5 | WNW 5 | W 6 | WSW 6 | WSW 6 |
| kJ | 11407 | 10529 | 9611 | 8372 | 7360 | 7878 | 253 | 279 | 238 | 238 | 207 | 103 | 73 | 44 | 157 | 595 | 238 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 451 | 307 | 301 | 301 | 109 | 209 | 209 | 160 | 120 | 84 | 55 | 55 | 55 | 45 | 109 | 109 | 34 |
Best forecast wave conditions in Catlins | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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