Surf Forecasts:
How big are the waves at Nettley Bay Reefs today (18 Aug):
- Afternoon surf: Afternoon surf (18 Aug, local time) - 6ft (1.9m), 14s period with SW swell.
- Evening surf: Evening surf (18 Aug, local time) - 5ft (1.6m), 14s period with SW swell.
The current surf forecast for Nettley Bay Reefs at 8PM is: 1.7m 15s primary swell from a Southwest direction and 1.0m 4s secondary swell from a Northeast direction (forecast issued at 03:00pm August 18). The wind direction is predicted to be cross-offshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | - | - |
| Afternoon (18 Aug) | 6ft (1.9m) | 14s |
| Evening (18 Aug) | 5ft (1.6m) | 14s |
Table - waves today at Nettley Bay Reefs. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 25mm), heaviest during Wed afternoon. Very mild (max 14°C on Wed morning, min 12°C on Tue afternoon). Winds decreasing (strong winds from the NNE on Wed morning, light winds from the NNW by Thu night). | ||||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||
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 14 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | WSW 14 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | NW 8 | NW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 9 | W 10 | W 12 |
Wave Graph  | ||||||||||||||||||||
 kJ | 1512 | 1446 | 1376 | 975 | 811 | 731 | 691 | 711 | 592 | 576 | 656 | 647 | 839 | 878 | 723 | 604 | 606 | 692 | 736 | 1494 |
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-on | cross-on | cross-on | cross-on | on | on | cross-on | on | cross-on | on | cross-on | on |
High Tide | 3:52AM0.38m | 2:40PM0.35m | 4:31AM0.37m | 2:38PM0.34m | ||||||||||||||||
Low Tide | 9:06PM0.05m | 9:26AM0.21m | 9:27PM0.04m | 9:48AM0.24m | 9:48PM0.05m | |||||||||||||||
 |  |  | | |  | | |  | | | | |  | |  | | |  |  | |
 | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — |
 | — | 5:43 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | — | — | — | — | — | 1 | 1 | — | 4 | 5 | 4 | 4 | 1 | 1 | 1 | — | — | — | — | — |
Temp °C | 13 | 13 | 12 | 12 | 13 | 12 | 13 | 14 | 12 | 12 | 13 | 13 | 13 | 12 | 12 | 13 | 13 | 12 | 12 | 12 |
Feels °C | 8 | 8 | 7 | 7 | 8 | 7 | 8 | 7 | 5 | 6 | 7 | 8 | 7 | 6 | 7 | 7 | 8 | 8 | 8 | 8 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | WSW 14 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | W 10 | W 12 |
| kJ | 1512 | 1446 | 1376 | 975 | 811 | 731 | 691 | 711 | 592 | 576 | 656 | 647 | 494 | 447 | 440 | 434 | 499 | 491 | 736 | 1494 |
Swell 2 Height (m) Direction Period (s) | WSW 16 | — | — | — | — | — | — | — | — | — | — | WSW 19 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | WSW 13 | SW 17 |
| kJ | 726 | — | — | — | — | — | — | — | — | — | — | 145 | 212 | 272 | 327 | 410 | 330 | 322 | 551 | 459 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 6 | N 6 | N 6 | — | SW 16 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 20 | 6 | 6 | — | 322 | — |
Wind waves Height (m) Direction Period (s) | NNE 5 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NNE 4 | N 6 | N 7 | NNW 7 | NNW 7 | NW 7 | NW 8 | NW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 9 | — | — |
| kJ | 39 | 40 | 37 | 31 | 36 | 27 | 40 | 119 | 413 | 532 | 456 | 405 | 839 | 878 | 723 | 604 | 606 | 692 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 251 | 254 | 255 | 254 | 10 | 10 | 254 | 251 | 266 | 251 | 251 | 251 | 259 | 259 | 125 | 253 | 255 | 253 | 253 | 148 |
Best forecast wave conditions in West Coast of Tasmania | ||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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