Surf Forecasts:
How big are the waves at Porpoise Bay today (29 Aug):
- Morning surf: Morning surf (29 Aug, local time) - 2.5ft (0.8m), 19s period with SSW swell.
- Afternoon surf: Afternoon surf (29 Aug, local time) - 5.5ft (1.7m), 11s period with SW swell.
- Evening surf: Evening surf (29 Aug, local time) - 7ft (2.1m), 13s period with SW swell.
The current surf forecast for Porpoise Bay at 3AM is: 0.9m 13s primary swell from a Southwest direction and 0.6m 10s secondary swell from a South-southeast direction (forecast issued at 11:00pm August 28). An open ocean swell of 1.9m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | 2.5ft (0.8m) | 19s |
| Afternoon (29 Aug) | 5.5ft (1.7m) | 11s |
| Evening (29 Aug) | 7ft (2.1m) | 13s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 56mm), heaviest during Sat night. Very mild (max 11°C on Sat afternoon, min 5°C on Sun night). Winds increasing (moderate winds from the WNW on Fri night, near gales from the W by Mon afternoon). | |||||||||||||||||
Saturday 29 | Sunday 30 | ||||||||||||||||
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) | WSW 6 | SW 7 | SW 13 | W 6 | SSW 19 | WSW 6 | SW 11 | SW 12 | SW 13 | SW 13 | SW 16 | SW 16 | SW 16 | SW 16 | SSW 16 | SW 16 | SW 15 |
Wave Graph  | |||||||||||||||||
 kJ | 209 | 102 | 253 | 499 | 582 | 703 | 726 | 907 | 1417 | 3781 | 3383 | 9299 | 12237 | 15044 | 13766 | 13456 | 13409 |
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-off | cross | cross | cross | cross | cross | cross-on |
High Tide | 2:32AM2.13m | 2:55PM2.16m | 3:09AM2.15m | 3:32PM2.15m | |||||||||||||
Low Tide | 8:24PM0.29m | 8:42AM0.19m | 9:02PM0.27m | 9:21AM0.19m | |||||||||||||
 |  | |  |  | | | |  | | | |  | |  | | | |
 | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:08 | — | — | — | — | — | — | — | 6:09 | — |
mm | — | 1 | 1 | 1 | — | — | — | — | 9 | 2 | 1 | 6 | 2 | 5 | 2 | 2 | 2 |
Temp °C | 9 | 8 | 8 | 8 | 9 | 10 | 11 | 10 | 9 | 9 | 8 | 9 | 8 | 7 | 8 | 6 | 6 |
Feels °C | 0 | 2 | 0 | -1 | -1 | 0 | 1 | 2 | 2 | 2 | 0 | 0 | -2 | -3 | -3 | -5 | -5 |
Swell 1 Height (m) Direction Period (s) | SSE 10 | SW 7 | SW 13 | SSW 20 | SSW 19 | SSW 19 | SW 11 | SW 12 | SW 13 | SSW 16 | SW 16 | E 12 | NE 9 | — | — | — | — |
| kJ | 160 | 102 | 253 | 298 | 424 | 501 | 726 | 907 | 1417 | 870 | 3383 | 11 | 20 | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | SW 11 | SSE 10 | SSE 10 | SSW 13 | SSW 14 | ENE 9 | SSW 18 | SSW 18 | SSW 18 | ENE 9 | E 12 | — | — | — | — | — | — |
| kJ | 179 | 102 | 72 | 118 | 75 | 15 | 464 | 486 | 322 | 8 | 25 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | ENE 10 | ENE 10 | ENE 10 | S 10 | SSE 9 | SSE 9 | ENE 9 | ENE 9 | ENE 9 | SE 12 | SE 12 | — | — | — | — | — | — |
| kJ | 136 | 82 | 85 | 47 | 29 | 17 | 8 | 8 | 8 | 6 | 6 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 6 | WNW 6 | W 6 | W 6 | WSW 6 | WSW 6 | W 7 | WNW 6 | WSW 6 | SW 13 | WSW 7 | SW 16 | SW 16 | SW 16 | SSW 16 | SW 16 | SW 15 |
| kJ | 209 | 160 | 236 | 499 | 582 | 703 | 537 | 309 | 409 | 3781 | 613 | 9299 | 12237 | 15044 | 13766 | 13456 | 13409 |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 63 | 45 | 45 | 109 | 109 | 109 | 55 | 112 | 159 | 109 | 55 | 112 | 301 | 301 | 457 | 454 | 451 |
Best forecast wave conditions in Catlins | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
Header Global | |||||||||||||||||
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