Surf Forecasts:
How big are the waves at Porpoise Bay today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 11ft (3.5m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 10ft (3.0m), 15s period with SSW swell.
- Evening surf: Evening surf (17 Jul, local time) - 15ft (4.5m), 18s period with SSW swell.
The current surf forecast for Porpoise Bay at 8PM is: 4.5m 18s primary swell from a South-southwest direction and 1.0m 16s secondary swell from a East-southeast direction (forecast issued at 11:00am July 17). An open ocean swell of 2.0m 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 (17 Jul) | 11ft (3.5m) | 15s |
| Afternoon (17 Jul) | 10ft (3.0m) | 15s |
| Evening (17 Jul) | 15ft (4.5m) | 18s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Sat afternoon. Very mild (max 11°C on Fri morning, min 8°C on Sun morning). Winds decreasing (strong winds from the W on Fri afternoon, light winds from the WSW by Sun night). | |||||||||||||||||||||
Fri 17 | Saturday 18 | Sunday 19 | |||||||||||||||||||
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 | 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) | SW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 18 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 5154 | 4003 | 3651 | 4970 | 12738 | 20412 | 19185 | 17089 | 15972 | 11808 | 9076 | 7222 | 7188 | 5592 | 4288 | 4173 | 4173 | 4230 | 4484 | 4618 | 4555 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross | cross-on | cross-on | cross | cross | cross | cross-on | cross |
High Tide | 4:35PM2.37m | 4:54AM2.30m | 5:25PM2.27m | 5:46AM2.20m | 6:16PM2.14m | ||||||||||||||||
Low Tide | 10:18AM-0.03m | 10:46PM0.13m | 11:11AM0.06m | 11:39PM0.20m | 12:04PM0.19m | ||||||||||||||||
 |  | |  |  | | |  |  | | |  | | | |  | | |  | | | |
 | 8:21 | — | — | — | — | — | — | 8:19 | — | — | — | — | — | — | — | 8:18 | — | — | — | — | — |
 | — | — | 5:17 | — | — | — | — | — | — | — | 5:19 | — | — | — | — | — | — | — | 5:20 | — | — |
mm | — | — | — | — | — | — | — | 1 | 2 | 3 | 3 | 5 | 4 | 2 | 1 | — | — | — | — | — | — |
Temp °C | 10 | 11 | 11 | 11 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 8 | 9 | 9 | 9 | 9 |
Feels °C | 2 | 3 | 2 | 2 | 2 | 3 | 2 | 4 | 4 | 3 | 3 | 3 | 5 | 6 | 5 | 4 | 3 | 5 | 4 | 5 | 5 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 18 | SSW 19 | SSW 18 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 |
| kJ | 5154 | 4003 | 3651 | 4970 | 12738 | 20412 | 19185 | 17089 | 15972 | 11808 | 9076 | 7222 | 7188 | 5592 | 4288 | 4173 | 4173 | 4230 | 4484 | 4618 | 4555 |
Swell 2 Height (m) Direction Period (s) | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 16 | ESE 15 | ESE 15 | ESE 15 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 |
| kJ | 284 | 402 | 407 | 532 | 525 | 506 | 574 | 559 | 537 | 508 | 487 | 474 | 384 | 379 | 373 | 342 | 273 | 269 | 215 | 192 | 189 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 6 | W 6 | W 6 | W 6 | W 6 | WNW 6 | WNW 6 | WNW 6 | WNW 6 | W 5 | W 6 | W 6 | — | — | — | — | — | — | — | — | — |
| kJ | 176 | 285 | 322 | 322 | 244 | 173 | 168 | 173 | 131 | 147 | 241 | 231 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 109 | 109 | 109 | 109 | 109 | 112 | 112 | 109 | 109 | 34 | 55 | 109 | 34 | 34 | 34 | 63 | 34 | 34 | 63 | 34 | 34 |
Best forecast wave conditions in Catlins | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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