Surf Forecasts:
How big are the waves at Gnarabup today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 8ft (2.5m), 18s period with WSW swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 18ft (5.5m), 12s period with W swell.
- Evening surf: Evening surf (17 Aug, local time) - 16ft (5.0m), 14s period with WSW swell.
The current surf forecast for Gnarabup at 9PM is: 5.0m 14s primary swell from a West-southwest direction and 2.2m 17s secondary swell from a Southwest direction (forecast issued at 01:00pm August 17). The wind direction is predicted to be onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 8ft (2.5m) | 18s |
| Afternoon (17 Aug) | 18ft (5.5m) | 12s |
| Evening (17 Aug) | 16ft (5.0m) | 14s |
Table - waves today at Gnarabup. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Mon afternoon. Very mild (max 16°C on Tue night, min 13°C on Mon afternoon). Winds decreasing (strong winds from the W on Mon afternoon, light winds from the WSW by Wed night). | |||||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||||
11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | W 15 | W 11 | WSW 12 | WSW 14 | WSW 15 | WSW 15 | WSW 15 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 16 | WSW 16 | WSW 16 | WSW 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 8640 | 6791 | 9973 | 10549 | 12105 | 11722 | 11172 | 11028 | 10736 | 9758 | 8957 | 7961 | 7036 | 6098 | 5550 | 6679 | 8846 | 10029 | 10681 | 10290 | 10162 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | on | on | on |
High Tide | 00:14AM0.54m | 00:34AM0.58m | |||||||||||||||||||
Low Tide | 4:02PM0.28m | 3:16PM0.22m | 3:12PM0.16m | ||||||||||||||||||
 | | |  |  |  | |  | | |  | | |  |  | | |  | | | | |
 | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | — | — | 5:51 | — | — | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | 5 | 1 | 2 | 1 | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | 2 | 1 | — | — | — | — |
Temp °C | 14 | 13 | 13 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 15 |
Feels °C | 5 | 3 | 3 | 6 | 7 | 8 | 9 | 9 | 9 | 10 | 9 | 9 | 8 | 9 | 11 | 12 | 13 | 12 | 13 | 14 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 18 | SW 18 | — | SW 17 | WSW 15 | WSW 15 | WSW 15 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 16 | WSW 16 | WSW 16 | WSW 16 |
| kJ | 1766 | 1880 | — | 2621 | 12105 | 11722 | 11172 | 11028 | 10736 | 9758 | 8957 | 7961 | 7036 | 6098 | 5550 | 6679 | 8846 | 10029 | 10681 | 10290 | 10162 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 2221 | 1878 | 1809 | 659 | 432 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 15 | W 11 | WSW 12 | WSW 14 | SW 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 8640 | 6791 | 9973 | 10549 | 8262 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1359 | 656 | 752 | 1147 | 1119 | 592 | 15 | 212 | 212 | 355 | 192 | 192 | 192 | 192 | 192 | 183 | 15 | 192 | 33 | 15 | 15 |
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