Surf Forecasts:
How big are the waves at Porpoise Bay today (19 Sep):
- Morning surf: Morning surf (19 Sep, local time) - 8ft (2.5m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (19 Sep, local time) - 10ft (3.0m), 16s period with SSW swell.
- Evening surf: Evening surf (19 Sep, local time) - 15ft (4.5m), 15s period with SW swell.
The current surf forecast for Porpoise Bay at 11AM is: 3.0m 15s primary swell from a South-southwest direction and 0.4m 12s secondary swell from a East-southeast direction (forecast issued at 05:00am September 19). 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 (19 Sep) | 8ft (2.5m) | 14s |
| Afternoon (19 Sep) | 10ft (3.0m) | 16s |
| Evening (19 Sep) | 15ft (4.5m) | 15s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Mon afternoon. Very mild (max 16°C on Mon morning, min 6°C on Sat night). Winds decreasing (near gales from the WSW on Sat night, light winds from the NNW by Sun night). | |||||||||||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | |||||||||||||||||||||
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 | 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 15 | SSW 14 | SSW 14 | SSW 16 | SSW 16 | SSW 16 | SW 15 | SW 15 | SW 16 | SW 17 | SSW 17 | SSW 17 | SW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SW 15 | SW 14 | SW 14 | SW 15 | WSW 15 | SSW 16 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 3973 | 2480 | 2803 | 4056 | 3684 | 3203 | 8658 | 10953 | 21366 | 29188 | 30834 | 24630 | 30387 | 12762 | 8591 | 6742 | 4707 | 1956 | 1426 | 1109 | 1124 | 3371 | 2096 |
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 | cross | cross | cross | cross-on | cross | cross | cross | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross | cross |
High Tide | 8:22AM1.76m | 8:48PM1.69m | 9:28AM1.76m | 9:51PM1.72m | 10:26AM1.81m | ||||||||||||||||||
Low Tide | 2:04AM0.68m | 2:41PM0.75m | 3:05AM0.68m | 3:40PM0.72m | 4:01AM0.63m | 4:31PM0.65m | |||||||||||||||||
 |  |  |  | | |  | | | |  | |  | |  |  | | |  | | | | | |
 | — | 6:39 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — |
 | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — |
mm | 2 | 6 | 3 | 1 | 1 | 2 | 3 | 1 | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | 4 | 2 |
Temp °C | 10 | 10 | 10 | 11 | 11 | 8 | 6 | 7 | 6 | 7 | 8 | 8 | 10 | 9 | 9 | 6 | 6 | 9 | 13 | 16 | 16 | 8 | 8 |
Feels °C | 2 | 3 | 3 | 3 | 1 | -2 | -5 | -4 | -6 | -5 | -3 | -1 | 1 | 2 | 2 | 1 | 2 | 2 | 4 | 8 | 9 | 0 | 0 |
Swell 1 Height (m) Direction Period (s) | SSW 15 | SSW 14 | SSW 14 | SSW 16 | SSW 16 | SSW 16 | SE 11 | ESE 11 | ESE 11 | — | — | — | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SW 15 | SW 14 | SW 14 | SW 15 | S 10 | SSW 16 |
| kJ | 3973 | 2480 | 2803 | 4056 | 3684 | 3203 | 32 | 25 | 25 | — | — | — | 18210 | 12762 | 8591 | 6742 | 4707 | 1956 | 1426 | 1109 | 1124 | 92 | 2096 |
Swell 2 Height (m) Direction Period (s) | ESE 12 | SSW 18 | SSW 18 | ESE 12 | ESE 12 | ESE 11 | — | — | — | — | — | — | — | — | ESE 11 | ESE 11 | ESE 11 | S 12 | S 11 | S 11 | S 11 | ESE 14 | S 10 |
| kJ | 101 | 1501 | 790 | 56 | 54 | 50 | — | — | — | — | — | — | — | — | 12 | 11 | 11 | 895 | 651 | 403 | 227 | 19 | 17 |
Swell 3 Height (m) Direction Period (s) | — | ESE 12 | ESE 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ESE 11 | ESE 11 | ESE 10 | ESE 10 | SE 14 | E 10 |
| kJ | — | 83 | 82 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 11 | 11 | 11 | 10 | 8 | 8 |
Wind waves Height (m) Direction Period (s) | WNW 5 | WNW 6 | WNW 6 | W 6 | W 6 | W 7 | SW 15 | SW 15 | SW 16 | SW 17 | SSW 17 | SSW 17 | SW 17 | — | W 5 | NW 5 | NW 5 | NW 4 | NW 4 | NW 5 | NW 5 | WSW 15 | WSW 6 |
| kJ | 87 | 223 | 207 | 274 | 333 | 714 | 8658 | 10953 | 21366 | 29188 | 30834 | 24630 | 30387 | — | 71 | 76 | 42 | 21 | 47 | 62 | 55 | 3371 | 370 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 55 | 55 | 55 | 55 | 109 | 120 | 209 | 474 | 457 | 454 | 451 | 771 | 1168 | 138 | 34 | 34 | 0 | 34 | 109 | 112 | 45 | 115 | 63 |
Best forecast wave conditions in Catlins | |||||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||||
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