Surf Forecasts:
How big are the waves at The Island (Island Bay) today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 5ft (1.5m), 16s period with S swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 4.5ft (1.3m), 13s period with S swell.
- Evening surf: Evening surf (21 Aug, local time) - 4ft (1.2m), 12s period with S swell.
The current surf forecast for The Island (Island Bay) at 4PM is: 1.2m 12s primary swell from a South direction and 0.4m 16s secondary swell from a South direction (forecast issued at 11:00am August 21). 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 (21 Aug) | 5ft (1.5m) | 16s |
| Afternoon (21 Aug) | 4.5ft (1.3m) | 13s |
| Evening (21 Aug) | 4ft (1.2m) | 12s |
Table - waves today at The Island (Island Bay). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Sat night. Very mild (max 13°C on Sat afternoon, min 9°C on Sun night). Winds decreasing (gales from the NNW on Sat night, calm by Sun night). | |||||||||||||||||||||
Fri 21 | Saturday 22 | Sunday 23 | |||||||||||||||||||
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) | S 16 | S 13 | S 13 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SW 7 | SSW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1079 | 694 | 547 | 425 | 396 | 322 | 295 | 240 | 235 | 188 | 188 | 182 | 136 | 98 | 69 | 48 | 31 | 17 | 16 | 15 | 43 |
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-off | cross-off | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | off |
High Tide | 11:37AM1.61m | 11:56PM1.55m | 12:22PM1.59m | 00:39AM1.51m | 1:05PM1.58m | ||||||||||||||||
Low Tide | 6:02PM0.68m | 6:09AM0.71m | 6:44PM0.69m | 6:48AM0.72m | 7:25PM0.70m | ||||||||||||||||
 | | |  | | | | | | |  |  | | |  |  |  | | | | | |
 | 7:03 | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — |
 | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:46 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | — | — | — | — |
Temp °C | 10 | 10 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 11 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 11 | 11 |
Feels °C | 7 | 6 | 6 | 4 | 3 | 1 | 0 | -1 | -1 | 1 | 4 | 4 | 4 | 3 | 1 | 2 | 3 | 4 | 2 | 2 | 2 |
Swell 1 Height (m) Direction Period (s) | S 16 | S 13 | S 13 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SW 7 | SSW 7 |
| kJ | 1079 | 694 | 547 | 425 | 396 | 322 | 295 | 240 | 235 | 188 | 188 | 182 | 136 | 98 | 69 | 48 | 31 | 17 | 16 | 13 | 43 |
Swell 2 Height (m) Direction Period (s) | ESE 12 | ESE 11 | S 16 | S 16 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | SE 11 | SE 12 | E 15 | E 14 | E 14 | E 13 | E 13 | E 13 | E 13 | E 13 | E 13 | S 9 | SE 13 |
| kJ | 15 | 25 | 125 | 46 | 12 | 12 | 12 | 12 | 5 | 5 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 4 | 15 | 7 |
Swell 3 Height (m) Direction Period (s) | E 9 | ESE 13 | ESE 10 | ESE 11 | — | SE 12 | SE 12 | E 15 | SE 12 | E 15 | E 14 | — | — | — | — | S 16 | S 16 | S 17 | S 15 | E 13 | S 15 |
| kJ | 6 | 16 | 10 | 11 | — | 5 | 5 | 4 | 5 | 5 | 4 | — | — | — | — | 5 | 5 | 5 | 4 | 4 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | NNW 3 | NNW 4 | NNW 5 | NNW 5 | NNW 6 | NNW 6 | NNW 6 | NW 6 | NW 6 | NW 6 | NW 6 | NW 6 | NNW 7 | NW 8 | NW 8 | NW 6 | NW 5 | NW 5 | WNW 5 |
| kJ | — | — | 6 | 22 | 52 | 116 | 215 | 309 | 363 | 353 | 244 | 244 | 282 | 461 | 981 | 1401 | 1070 | 250 | 141 | 110 | 133 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 1 | 39 | 54 | 54 | 54 | 60 | 61 | 61 | 61 | 61 | 61 | 123 | 123 | 133 | 133 | 129 | 133 | 133 | 74 | 85 |
Best forecast wave conditions in Wellington | |||||||||||||||||||||
Best forecast wave conditions in New Zealand | |||||||||||||||||||||
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