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Trial Harbour Surf Forecast
/ TAS – West Coast (7 breaks) / Tasmania (59 breaks) /
Surf Forecasts:
Trial Harbour surfForecast / TAS – West Coast / Australia
48hr Weather and Surf, issued 3 am Monday 18 May 2026 AESTForecast update in hr min s Forecast update imminent
Trial Harbour surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Trial Harbour sea temperature is
15.1° C
(Which is 1.5°C warmer than normal for this time of year)How big are the waves at Trial Harbour today?
The current surf forecast for Trial Harbour at 7AM is: 2.5m 13s primary swell from a West-southwest direction and 0.1m 24s secondary swell from a Southwest direction (forecast issued at 03:00am May 18). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 8ft (2.5m) | 13s |
| Afternoon (18 May) | 8ft (2.4m) | 12s |
| Evening (18 May) | 7ft (2.1m) | 12s |
Table - waves today at Trial Harbour. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Tue morning. Very mild (max 13°C on Mon morning, min 9°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | WSW 10 | SW 16 | SW 16 | |
2723 | 2472 | 2366 | 2071 | 1810 | 1523 | 1381 | 1269 | 1144 | 522 | 828 | 991 | 1046 | 808 | 730 | 689 | 679 | 671 | 831 | 955 | 1027 | 928 | 1001 | 1210 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | glassy | glassy | glassy | glassy | on | cross | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-off | on | cross-on | cross-on | cross-on | glassy | |
High Tide | 1:38PM0.84m | 2:12PM0.84m | 2:48PM0.81m | |||||||||||||||||||||
Low Tide | 5:07AM-0.03m | 5:46AM-0.08m | 6:28AM-0.09m | 9:44PM0.52m | ||||||||||||||||||||
 | | |  | | | | | |  |  |  | | | | | | | |  |  | | | | |
 | — | — | 7:24 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — |
 | — | — | — | — | — | 5:06 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:04 | — | — |
— | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 10 | 12 | 13 | 13 | 11 | 10 | 9 | 9 | 10 | 12 | 13 | 12 | 11 | 12 | 12 | 11 | 10 | 12 | 13 | 13 | 12 | 12 |
11 | 10 | 9 | 12 | 12 | 12 | 9 | 8 | 6 | 6 | 7 | 10 | 11 | 10 | 9 | 9 | 9 | 9 | 8 | 11 | 10 | 10 | 10 | 11 | |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 |
 kJ | 2723 | 2472 | 2366 | 2071 | 1810 | 1523 | 1381 | 1269 | 1144 | 522 | 828 | 991 | 1046 | 808 | 730 | 689 | 573 | 561 | 603 | 692 | 788 | 928 | 902 | 884 |
Swell 2 Height (m) Direction Period (s) | SW 24 | SW 24 | SW 24 | SW 23 | SW 21 | SW 21 | SW 21 | SW 21 | SW 20 | SW 12 | SW 19 | SW 19 | SW 18 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 |
| kJ | 22 | 22 | 22 | 20 | 72 | 72 | 72 | 69 | 239 | 355 | 184 | 278 | 311 | 522 | 528 | 528 | 679 | 671 | 831 | 955 | 1027 | 909 | 1001 | 1210 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SW 19 | — | — | — | — | — | — | — | — | WSW 12 | WSW 12 | WSW 12 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 303 | — | — | — | — | — | — | — | — | 29 | 29 | 57 | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | N 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 226 | 107 | 0 | 0 | 0 | 218 | 218 | 225 | 235 | 235 | 235 | 222 | 222 | 0 | 222 | 218 | 235 | 218 | 0 |
Best forecast wave conditions in West Coast of Tasmania | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Trial Harbour surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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