Surf Forecasts:
How big are the waves at Gnarabup today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 8ft (2.4m), 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 5AM is: 2.5m 15s primary swell from a West-southwest direction and 1.4m 19s secondary swell from a Southwest direction, 2.1m 6s secondary swell from a North-northwest direction (forecast issued at 01:00am August 17). The wind direction is predicted to be cross-shore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 8ft (2.4m) | 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 ForecastHeavy rain (total 21mm), heaviest during Mon morning. Very mild (max 18°C on Mon morning, min 13°C on Mon afternoon). Winds decreasing (strong winds from the W on Mon afternoon, light winds from the WNW by Tue morning). | ||||||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | ||||||||||||||||||||||
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 | 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) | WSW 15 | WSW 15 | WSW 18 | 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 | 3530 | 3469 | 4850 | 8222 | 6158 | 9232 | 9921 | 11431 | 11177 | 10626 | 10469 | 10045 | 9629 | 8941 | 7843 | 7036 | 6098 | 5440 | 6534 | 8656 | 9817 | 10159 | 10159 | 10554 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | on | on | on |
High Tide | 00:15AM0.48m | 8:34AM0.40m | 00:14AM0.54m | 00:34AM0.58m | ||||||||||||||||||||
Low Tide | 6:23AM0.39m | 4:02PM0.28m | 3:16PM0.22m | 3:12PM0.16m | ||||||||||||||||||||
 |  |  |  |  | |  |  | | | | | | | | | | | |  | |  | | | |
 | — | 6:56 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:52 | — | — |
mm | 1 | — | — | 11 | 2 | 2 | 1 | — | — | — | — | 1 | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — |
Temp °C | 18 | 18 | 18 | 14 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 16 | 15 | 16 | 16 | 15 | 15 | 15 | 15 | 15 |
Feels °C | 12 | 11 | 10 | 5 | 3 | 3 | 6 | 8 | 9 | 10 | 10 | 10 | 9 | 9 | 8 | 9 | 9 | 10 | 11 | 12 | 12 | 12 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | WSW 15 | WSW 15 | WSW 18 | SW 18 | SW 18 | — | WSW 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 | 3530 | 3469 | 4850 | 1766 | 1880 | — | 2378 | 11431 | 11177 | 10626 | 10469 | 10045 | 9629 | 8941 | 7843 | 7036 | 6098 | 5440 | 6534 | 8656 | 9817 | 10159 | 10159 | 10554 |
Swell 2 Height (m) Direction Period (s) | SW 20 | SW 19 | — | — | — | — | — | W 18 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1422 | 1365 | — | — | — | — | — | 154 | 2221 | 1878 | 1675 | 813 | 432 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 6 | NNW 6 | NW 7 | W 15 | W 11 | WSW 12 | WSW 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 201 | 320 | 1048 | 8222 | 6158 | 9232 | 9921 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 40 | 1688 | 1359 | 1352 | 1359 | 641 | 1147 | 1119 | 15 | 15 | 15 | 192 | 192 | 192 | 192 | 192 | 192 | 244 | 98 | 15 | 15 | 15 | 15 | 15 |
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