Surf Forecasts:
How big are the waves at Porpoise Bay today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 6ft (1.8m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 5.5ft (1.7m), 14s period with SW swell.
- Evening surf: Evening surf (21 Oct, local time) - 4.5ft (1.4m), 13s period with SW swell.
The current surf forecast for Porpoise Bay at 6AM is: 1.7m 13s primary swell from a Southwest direction and 0.6m 16s secondary swell from a South-southwest direction (forecast issued at 12:00am October 21). An open ocean swell of 1.5m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (NZDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 6ft (1.8m) | 13s |
| Afternoon (21 Oct) | 5.5ft (1.7m) | 14s |
| Evening (21 Oct) | 4.5ft (1.4m) | 13s |
Table - waves today at Porpoise Bay. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Thu morning. Very mild (max 19°C on Fri morning, min 10°C on Tue night). Winds decreasing (fresh winds from the WNW on Tue night, light winds from the WNW by Thu night). | ||||||||||||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | ||||||||||||||||||||||
1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SW 16 | SW 13 | SW 13 | SW 13 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 13 | SW 13 | SW 13 | SSW 16 | SW 16 | SW 15 | SW 14 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1776 | 821 | 1110 | 1127 | 1058 | 961 | 769 | 680 | 609 | 473 | 451 | 437 | 398 | 315 | 228 | 223 | 580 | 693 | 1109 | 2097 | 2403 | 1953 | 1608 | 1460 |
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 | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off |
High Tide | 10:56PM1.75m | 11:25AM1.84m | 11:42PM1.83m | 12:08PM1.92m | 00:24AM1.94m | 12:49PM2.01m | ||||||||||||||||||
Low Tide | 5:08AM0.54m | 5:34PM0.55m | 5:52AM0.45m | 6:15PM0.45m | 6:34AM0.35m | 6:55PM0.35m | ||||||||||||||||||
 | |  | | | | | |  | |  |  |  | | | | |  | | | | | | | |
 | — | 6:39 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:19 | — | — | — | — | — | — | — | 8:20 | — | — | — | — | — | — | — | 8:21 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 11 | 10 | 13 | 15 | 16 | 15 | 14 | 12 | 12 | 13 | 12 | 13 | 13 | 13 | 11 | 10 | 10 | 10 | 14 | 19 | 18 | 17 | 15 |
Feels °C | 5 | 4 | 3 | 7 | 8 | 10 | 9 | 8 | 7 | 5 | 6 | 6 | 7 | 8 | 8 | 7 | 8 | 7 | 7 | 9 | 13 | 12 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 13 | SW 13 | SW 13 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 13 | SW 13 | SW 13 | SSW 16 | SW 16 | SW 15 | SW 14 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 1776 | 821 | 1110 | 1127 | 1058 | 961 | 769 | 680 | 609 | 473 | 451 | 437 | 398 | 315 | 228 | 223 | 580 | 693 | 1109 | 2097 | 2403 | 1953 | 1608 | 1460 |
Swell 2 Height (m) Direction Period (s) | — | SSW 16 | — | S 24 | S 24 | S 23 | S 22 | S 22 | S 22 | SSW 20 | SSW 20 | S 8 | SSW 18 | SSW 18 | SSW 17 | SW 12 | SW 7 | SW 8 | SSW 19 | E 11 | NE 12 | E 11 | SSW 22 | S 20 |
| kJ | — | 206 | — | 11 | 11 | 11 | 9 | 9 | 9 | 39 | 38 | 5 | 33 | 61 | 111 | 110 | 102 | 96 | 624 | 2 | 6 | 2 | 91 | 214 |
Swell 3 Height (m) Direction Period (s) | — | S 10 | — | — | — | — | — | — | — | — | SSW 20 | S 20 | — | S 24 | E 11 | SSW 21 | SSW 21 | SSW 20 | NE 13 | — | — | — | — | NE 12 |
| kJ | — | 30 | — | — | — | — | — | — | — | — | 38 | 8 | — | 11 | 2 | 90 | 147 | 432 | 7 | — | — | — | — | 6 |
Wind waves Height (m) Direction Period (s) | WNW 5 | WNW 5 | W 5 | W 5 | W 5 | W 5 | WSW 6 | W 6 | W 5 | WNW 5 | WNW 5 | W 5 | W 5 | WSW 5 | WSW 5 | SW 6 | — | — | WNW 4 | WNW 4 | W 4 | W 5 | W 5 | WSW 5 |
| kJ | 117 | 105 | 121 | 104 | 86 | 106 | 143 | 163 | 74 | 59 | 72 | 88 | 119 | 112 | 99 | 96 | — | — | 11 | 11 | 27 | 66 | 102 | 138 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 84 | 95 | 95 | 95 | 63 | 34 | 34 | 34 | 34 | 45 | 45 | 34 | 63 | 34 | 34 | 34 | 0 | 0 | 34 | 34 | 34 | 34 | 34 | 34 |
Best forecast wave conditions in Catlins | ||||||||||||||||||||||||
Best forecast wave conditions in New Zealand | ||||||||||||||||||||||||
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