Surf Forecasts:
How big are the waves at Porpoise Bay today (22 Aug):
- Afternoon surf: Afternoon surf (22 Aug, local time) - 2.5ft (0.7m), 16s period with SSW swell.
- Evening surf: Evening surf (22 Aug, local time) - 2.5ft (0.8m), 18s period with SSW swell.
The current surf forecast for Porpoise Bay at 10PM is: 0.8m 18s primary swell from a South-southwest direction and 0.6m 15s secondary swell from a Southwest direction (forecast issued at 05:00pm August 22). An open ocean swell of 0.6m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Aug) | - | - |
| Afternoon (22 Aug) | 2.5ft (0.7m) | 16s |
| Evening (22 Aug) | 2.5ft (0.8m) | 18s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 28mm), heaviest during Mon night. Very mild (max 15°C on Sat afternoon, min 6°C on Sun morning). Winds increasing (light winds from the NNW on Sat afternoon, near gales from the W by Sun morning). | |||||||||||||||||||
Sat 22 | Sunday 23 | Monday 24 | |||||||||||||||||
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 16 | SSW 17 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | WSW 7 | WSW 8 | SW 14 | SW 14 | SW 14 | SW 14 | SW 15 | SW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 |
Wave Graph  | |||||||||||||||||||
 kJ | 237 | 377 | 352 | 348 | 475 | 504 | 1557 | 2665 | 10482 | 11588 | 10612 | 8760 | 7055 | 5964 | 6216 | 4552 | 4552 | 4299 | 3800 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 10:29PM1.75m | 11:03AM1.84m | 11:21PM1.81m | 11:50AM1.91m | |||||||||||||||
Low Tide | 4:34AM0.62m | 5:05PM0.65m | 5:23AM0.55m | 5:50PM0.58m | |||||||||||||||
 | |  | | |  |  |  | | |  | | | | |  | |  |  | |
 | — | — | — | — | — | 7:31 | — | — | — | — | — | — | — | 7:28 | — | — | — | — | — |
 | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:02 | — |
mm | — | — | — | — | — | 1 | 5 | 2 | 2 | 2 | 1 | 1 | 2 | 2 | — | — | — | — | — |
Temp °C | 15 | 13 | 12 | 10 | 10 | 9 | 6 | 6 | 6 | 6 | 7 | 8 | 8 | 9 | 11 | 11 | 13 | 12 | 12 |
Feels °C | 12 | 9 | 8 | 6 | 4 | 2 | -6 | -6 | -7 | -6 | -4 | -1 | 0 | -1 | 1 | 1 | 4 | 4 | 3 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 17 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | ENE 7 | E 14 | ESE 14 | E 14 | ESE 13 | ESE 14 | SW 15 | SW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 |
| kJ | 237 | 377 | 352 | 348 | 475 | 504 | 11 | 33 | 36 | 32 | 35 | 36 | 7055 | 5964 | 6216 | 4552 | 4552 | 4299 | 3800 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | SW 15 | SW 15 | SW 14 | ENE 6 | ESE 14 | ENE 9 | ENE 9 | ESE 14 | NE 9 | — | ESE 14 | SSW 18 | ESE 13 | ESE 14 | ESE 14 | ESE 14 | ESE 14 |
| kJ | 26 | 26 | 104 | 134 | 67 | 8 | 36 | 8 | 8 | 36 | 14 | — | 36 | 851 | 18 | 18 | 20 | 20 | 20 |
Swell 3 Height (m) Direction Period (s) | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | ESE 14 | — | — | — | — | — | — | — | ESE 14 | — | — | — | — | — |
| kJ | 14 | 12 | 12 | 13 | 8 | 38 | — | — | — | — | — | — | — | 37 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 3 | NNW 3 | NNW 3 | N 3 | N 4 | NW 4 | WSW 7 | WSW 8 | SW 14 | SW 14 | SW 14 | SW 14 | NW 6 | NW 5 | W 6 | W 6 | W 6 | WNW 6 | WNW 6 |
| kJ | 4 | 3 | 8 | 8 | 9 | 58 | 1557 | 2665 | 10482 | 11588 | 10612 | 8760 | 69 | 74 | 241 | 304 | 304 | 185 | 138 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 34 | 0 | 34 | 112 | 688 | 611 | 611 | 611 | 307 | 301 | 196 | 120 | 112 | 115 | 109 | 55 | 112 |
Best forecast wave conditions in Catlins | |||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||
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