Surf Forecasts:
How big are the waves at Trial Harbour today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 10ft (3.0m), 15s period with W swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 7ft (2.1m), 14s period with WSW swell.
- Evening surf: Evening surf (21 Aug, local time) - 15ft (4.5m), 16s period with WSW swell.
The current surf forecast for Trial Harbour at 12AM is: 1.5m 16s primary swell from a West-southwest direction and 2.0m 12s secondary swell from a West-northwest direction, 2.0m 10s secondary swell from a West-northwest direction (forecast issued at 09:00pm August 20). The wind direction is predicted to be cross-offshore and the swell rating is 5.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 10ft (3.0m) | 15s |
| Afternoon (21 Aug) | 7ft (2.1m) | 14s |
| Evening (21 Aug) | 15ft (4.5m) | 16s |
Table - waves today at Trial Harbour. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Fri night. Very mild (max 12°C on Fri morning, min 9°C on Thu night). Winds increasing (light winds from the N on Thu night, strong winds from the W by Fri night). | ||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | ||||||||||||||||
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 13 | WSW 17 | WSW 16 | WSW 16 | W 15 | W 15 | WSW 14 | WSW 14 | WSW 17 | WSW 16 | WSW 15 | WSW 15 | WSW 12 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 |
Wave Graph  | ||||||||||||||||||
 kJ | 713 | 952 | 1230 | 1923 | 3331 | 3390 | 1913 | 1800 | 4677 | 9161 | 11325 | 14530 | 11824 | 15142 | 14633 | 13573 | 12133 | 10284 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross | cross-on | on | cross-on | on | cross-on | on | on | on | cross-on | cross-on | cross-on | on | on | on |
High Tide | 5:17AM0.56m | 2:19PM0.59m | 6:46AM0.53m | 1:53PM0.60m | ||||||||||||||
Low Tide | 9:46PM0.08m | 9:33AM0.48m | 10:09PM0.10m | 8:46AM0.53m | ||||||||||||||
 |  | |  |  |  | | | |  | | | | |  |  | | | |
 | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:43 | — | — |
mm | — | — | — | — | 1 | 1 | 1 | 1 | — | 1 | 1 | 2 | 2 | 2 | 1 | — | — | — |
Temp °C | 11 | 10 | 9 | 10 | 11 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 10 | 10 | 10 | 10 |
Feels °C | 8 | 7 | 6 | 7 | 7 | 7 | 7 | 5 | 6 | 4 | 2 | 1 | 2 | 2 | 4 | 4 | 4 | 5 |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 12 | WSW 16 | W 15 | WSW 19 | WSW 14 | WSW 14 | WSW 17 | — | — | — | WSW 24 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 |
| kJ | 522 | 516 | 1036 | 1923 | 3331 | 970 | 1913 | 1800 | 4677 | — | — | — | 55 | 15142 | 14633 | 13573 | 12133 | 10284 |
Swell 2 Height (m) Direction Period (s) | WSW 13 | WSW 17 | WSW 16 | WNW 11 | WSW 20 | W 20 | WSW 18 | WSW 18 | WSW 18 | — | — | — | — | WSW 24 | SW 22 | SW 21 | SW 21 | SW 20 |
| kJ | 713 | 952 | 1230 | 866 | 544 | 276 | 1205 | 1259 | 1069 | — | — | — | — | 54 | 227 | 467 | 224 | 552 |
Swell 3 Height (m) Direction Period (s) | WSW 16 | W 12 | W 19 | W 20 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 347 | 423 | 66 | 198 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 9 | WNW 10 | WNW 11 | WNW 10 | — | W 15 | WNW 7 | W 8 | W 9 | WSW 16 | WSW 15 | WSW 15 | WSW 12 | — | WSW 14 | WSW 14 | — | — |
| kJ | 666 | 657 | 846 | 729 | — | 3390 | 373 | 765 | 881 | 9161 | 11325 | 14530 | 11824 | — | 8720 | 8019 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 222 | 131 | 0 | 222 | 121 | 225 | 222 | 238 | 238 | 222 | 242 | 238 | 398 | 398 | 398 | 237 | 218 | 218 |
Best forecast wave conditions in West Coast of Tasmania | ||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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