Surf Forecasts:
How big are the waves at Grunters today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 13ft (4.0m), 16s period with WSW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 13ft (4.0m), 16s period with WSW swell.
- Evening surf: Evening surf (20 Aug, local time) - 13ft (4.0m), 15s period with SW swell.
The current surf forecast for Grunters at 9PM is: 4.0m 15s primary swell from a Southwest direction (forecast issued at 01:00pm August 20). The wind direction is predicted to be cross-onshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 13ft (4.0m) | 16s |
| Afternoon (20 Aug) | 13ft (4.0m) | 16s |
| Evening (20 Aug) | 13ft (4.0m) | 15s |
Table - waves today at Grunters. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 15°C on Thu afternoon, min 12°C on Fri night). Wind will be generally light. | |||||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||||
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 16 | WSW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 7197 | 6991 | 7196 | 7316 | 6750 | 6375 | 5944 | 5358 | 5285 | 5050 | 4654 | 4436 | 4009 | 3056 | 6708 | 5081 | 4301 | 3856 | 3439 | 2449 | 2171 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | glassy | off | off | glassy | on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 4:00AM0.61m | 5:40AM0.64m | |||||||||||||||||||
Low Tide | 3:26PM0.12m | 3:44PM0.10m | 4:03PM0.08m | ||||||||||||||||||
 | | |  | |  | |  | | | | | | | | | |  | |  | | |
 | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — |
 | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:53 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 13 | 14 | 14 | 15 | 14 | 14 | 13 | 12 | 13 | 15 | 15 | 14 | 14 | 14 |
Feels °C | 12 | 12 | 12 | 13 | 12 | 13 | 11 | 11 | 13 | 11 | 13 | 12 | 11 | 10 | 10 | 12 | 13 | 11 | 9 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | WSW 16 | WSW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 14 |
| kJ | 7197 | 6991 | 7196 | 7316 | 6750 | 6375 | 5944 | 5358 | 5285 | 5050 | 4654 | 4436 | 4009 | 3056 | 6708 | 5081 | 4301 | 3856 | 3439 | 2449 | 2171 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | SW 26 | WSW 24 | SW 24 | SW 22 | SW 20 | SW 19 | SW 18 | SW 17 | — | — | — | — | — | SW 21 | WSW 20 |
| kJ | — | — | — | — | — | — | 26 | 56 | 142 | 379 | 1261 | 1643 | 2059 | 2719 | — | — | — | — | — | 18 | 38 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 4 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 10 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 17 | 17 | 17 | 16 | 16 | 0 | 0 | 0 | 0 | 17 | 16 | 0 | 0 | 0 | 0 | 0 | 16 | 99 | 1831 | 99 | 35 |
Best forecast wave conditions in Margaret River | |||||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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