Surf Forecasts:
How big are the waves at Porpoise Bay today (03 Aug):
- Morning surf: Morning surf (03 Aug, local time) - 16ft (5.0m), 16s period with SSW swell.
- Afternoon surf: Afternoon surf (03 Aug, local time) - 15ft (4.5m), 16s period with SW swell.
- Evening surf: Evening surf (03 Aug, local time) - 16ft (5.0m), 14s period with SSW swell.
The current surf forecast for Porpoise Bay at 3AM is: 4.0m 17s primary swell from a South-southwest direction and 0.5m 12s secondary swell from a Southeast direction, 2.4m 6s secondary swell from a West direction (forecast issued at 11:00pm August 02). The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Aug) | 16ft (5.0m) | 16s |
| Afternoon (03 Aug) | 15ft (4.5m) | 16s |
| Evening (03 Aug) | 16ft (5.0m) | 14s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Mon morning. Very mild (max 10°C on Sun night, min 3°C on Tue night). Winds decreasing (strong winds from the WNW on Sun night, calm by Tue night). | |||||||||||||||||
Monday 3 | Tuesday 4 | ||||||||||||||||
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 17 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 14 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | S 12 | S 12 | S 10 |
Wave Graph  | |||||||||||||||||
 kJ | 4200 | 7592 | 8388 | 8364 | 12726 | 10127 | 10906 | 12158 | 10193 | 7696 | 7311 | 6253 | 5433 | 4752 | 3861 | 3224 | 1359 |
Wind (km/h) | |||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on |
High Tide | 4:58AM2.02m | 5:23PM2.01m | 5:41AM1.99m | 6:07PM1.97m | |||||||||||||
Low Tide | 10:54PM0.39m | 11:14AM0.35m | 11:38PM0.43m | 12:01PM0.40m | |||||||||||||
 |  |  |  |  |  | | | | | | |  | |  | | | |
 | — | — | — | 8:03 | — | — | — | — | — | — | — | 8:00 | — | — | — | — | — |
 | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | — | — | — | 1 | 5 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | — | — | — | — | — |
Temp °C | 10 | 10 | 10 | 10 | 8 | 8 | 7 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 7 | 7 | 6 |
Feels °C | 0 | 0 | -1 | 0 | -1 | -2 | -4 | -6 | -6 | -5 | -5 | -4 | -2 | -1 | 1 | 2 | 2 |
Swell 1 Height (m) Direction Period (s) | SSW 18 | SSW 18 | SSW 17 | SSW 16 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | — | — | — | SSW 12 | S 12 | S 12 | S 10 |
| kJ | 4200 | 7592 | 8388 | 8364 | 35 | 36 | 23 | 23 | 22 | 23 | — | — | — | 4752 | 3861 | 3224 | 1359 |
Swell 2 Height (m) Direction Period (s) | SW 12 | SE 12 | SE 12 | SE 12 | — | — | — | SE 15 | SE 14 | — | — | — | — | — | — | SW 18 | SSW 12 |
| kJ | 1102 | 86 | 67 | 48 | — | — | — | 8 | 8 | — | — | — | — | — | — | 111 | 1154 |
Swell 3 Height (m) Direction Period (s) | SE 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 127 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 6 | WNW 6 | W 6 | WSW 7 | SSW 16 | SSW 16 | SW 16 | SW 16 | SSW 14 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | — | — | — | — |
| kJ | 328 | 379 | 466 | 665 | 12726 | 10127 | 10906 | 12158 | 10193 | 7696 | 7311 | 6253 | 5433 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||
Distance (km) | 120 | 120 | 159 | 160 | 196 | 301 | 486 | 301 | 307 | 312 | 995 | 301 | 111 | 68 | 94 | 34 | 34 |
Best forecast wave conditions in Catlins | |||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||
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