Surf Forecasts:
How big are the waves at Trial Harbour today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 3.5ft (1.0m), 17s period with WSW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 4.5ft (1.3m), 13s period with WSW swell.
- Evening surf: Evening surf (20 Aug, local time) - 4ft (1.2m), 17s period with WSW swell.
The current surf forecast for Trial Harbour at 5AM is: 2.0m 8s primary swell from a Northwest direction and 1.2m 13s secondary swell from a West-southwest direction, 0.8m 18s secondary swell from a West-southwest direction (forecast issued at 09:00pm August 19). The wind direction is predicted to be cross-onshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 3.5ft (1.0m) | 17s |
| Afternoon (20 Aug) | 4.5ft (1.3m) | 13s |
| Evening (20 Aug) | 4ft (1.2m) | 17s |
Table - waves today at Trial Harbour. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Wed night. Very mild (max 13°C on Wed night, min 9°C on Thu night). Winds increasing (light winds from the NNW on Thu afternoon, fresh winds from the WNW by Fri night). | ||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | ||||||||||||||||
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) | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 17 | WSW 13 | WSW 13 | WSW 13 | WSW 17 | WSW 16 | WSW 16 | W 15 | W 15 | WSW 14 | WSW 14 | WSW 17 | WSW 16 |
Wave Graph  | ||||||||||||||||||
 kJ | 800 | 763 | 721 | 655 | 523 | 573 | 599 | 512 | 713 | 952 | 1230 | 1750 | 3299 | 3390 | 1644 | 1800 | 8081 | 8727 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-on | cross-on | cross-on | on | on | on | on |
High Tide | 4:28AM0.59m | 2:27PM0.59m | 5:17AM0.56m | 2:19PM0.59m | ||||||||||||||
Low Tide | 9:22PM0.07m | 9:26AM0.43m | 9:46PM0.08m | 9:33AM0.48m | ||||||||||||||
 | |  | | |  | |  |  |  | |  | | | | | | | |
 | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:40 | — | — | — | — | — | — | — | 5:42 | — | — |
mm | 3 | 2 | 2 | 1 | 1 | 1 | 2 | 1 | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 |
Temp °C | 13 | 12 | 13 | 13 | 12 | 13 | 12 | 12 | 11 | 10 | 9 | 10 | 11 | 11 | 11 | 11 | 10 | 10 |
Feels °C | 9 | 7 | 8 | 8 | 8 | 9 | 7 | 8 | 8 | 7 | 6 | 7 | 7 | 6 | 6 | 6 | 6 | 5 |
Swell 1 Height (m) Direction Period (s) | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WNW 9 | WNW 12 | WSW 16 | W 15 | WSW 19 | WSW 14 | WSW 14 | WSW 17 | WSW 16 |
| kJ | 800 | 763 | 721 | 572 | 523 | 523 | 599 | 507 | 713 | 455 | 1036 | 1750 | 3299 | 970 | 1644 | 1800 | 8081 | 8727 |
Swell 2 Height (m) Direction Period (s) | NW 8 | WSW 19 | WSW 18 | WSW 18 | WSW 17 | WSW 17 | WSW 17 | WSW 16 | WSW 16 | WSW 17 | WSW 16 | WNW 11 | WSW 20 | W 20 | WSW 18 | WSW 18 | W 14 | — |
| kJ | 145 | 148 | 223 | 413 | 516 | 573 | 487 | 452 | 347 | 952 | 1230 | 866 | 544 | 276 | 1205 | 1274 | 1178 | — |
Swell 3 Height (m) Direction Period (s) | — | W 22 | WSW 18 | WSW 18 | — | SW 16 | WSW 16 | — | — | W 12 | W 12 | W 20 | — | — | — | — | WSW 18 | — |
| kJ | — | 36 | 32 | 62 | — | 65 | 103 | — | — | 493 | 295 | 198 | — | — | — | — | 1081 | — |
Wind waves Height (m) Direction Period (s) | NNW 8 | NW 8 | NW 8 | NW 8 | WNW 8 | NW 8 | WNW 8 | WNW 8 | WNW 9 | WNW 10 | — | WNW 10 | — | W 15 | W 8 | W 8 | WSW 8 | — |
| kJ | 202 | 297 | 382 | 655 | 481 | 428 | 469 | 512 | 586 | 815 | — | 800 | — | 3390 | 588 | 755 | 449 | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 222 | 228 | 222 | 222 | 222 | 218 | 222 | 222 | 222 | 131 | 0 | 222 | 225 | 225 | 238 | 226 | 222 | 222 |
Best forecast wave conditions in West Coast of Tasmania | ||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wind Speed (km/h)
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