Surf Forecasts:
How big are the waves at Gnaraloo today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 5ft (1.5m), 16s period with WSW swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 5ft (1.5m), 15s period with WSW swell.
- Evening surf: Evening surf (21 Aug, local time) - 4.5ft (1.4m), 15s period with WSW swell.
The current surf forecast for Gnaraloo at 3AM is: 1.6m 16s primary swell from a West-southwest direction (forecast issued at 07:00pm August 20). The wind direction is predicted to be cross-offshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 5ft (1.5m) | 16s |
| Afternoon (21 Aug) | 5ft (1.5m) | 15s |
| Evening (21 Aug) | 4.5ft (1.4m) | 15s |
Table - waves today at Gnaraloo. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Thu night. Warm (max 23°C on Fri afternoon, min 17°C on Thu night). Winds increasing (calm on Sat morning, fresh winds from the S by Sun afternoon). | |||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||
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 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 1596 | 1466 | 1466 | 1294 | 1224 | 1193 | 1041 | 1001 | 988 | 845 | 833 | 811 | 800 | 800 | 687 | 687 | 585 | 594 | 602 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | cross-off | cross-off | cross-off | cross | cross | cross-on | cross | cross-off | cross-off | glassy | glassy | on | cross-on | cross | cross | cross-off |
High Tide | 2:38PM0.67m | 2:37AM1.12m | 3:24PM0.58m | 3:17AM1.06m | 5:24PM0.51m | ||||||||||||||
Low Tide | 7:21PM0.43m | 10:06AM0.41m | 7:24PM0.48m | 12:03PM0.43m | 6:39PM0.51m | ||||||||||||||
 |  | | | |  |  |  | |  | |  | | |  | | |  | | |
 | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — | — | — | — | — | — |
 | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:10 | — | — |
mm | 2 | 3 | 1 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — |
Temp °C | 19 | 18 | 18 | 17 | 18 | 19 | 22 | 23 | 23 | 21 | 21 | 21 | 21 | 21 | 22 | 21 | 21 | 21 | 20 |
Feels °C | 18 | 16 | 17 | 15 | 18 | 16 | 20 | 22 | 22 | 21 | 21 | 22 | 22 | 23 | 23 | 19 | 20 | 18 | 17 |
Swell 1 Height (m) Direction Period (s) | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 16 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 15 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 | WSW 14 |
| kJ | 1596 | 1466 | 1466 | 1294 | 1224 | 1193 | 1041 | 1001 | 988 | 845 | 833 | 811 | 800 | 800 | 687 | 687 | 585 | 594 | 602 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | NNE 4 | — | W 24 | NW 11 | W 22 | W 20 | W 19 | W 18 | W 18 | W 18 | W 18 |
| kJ | — | — | — | — | — | — | — | — | 2 | — | 11 | 5 | 37 | 71 | 361 | 332 | 307 | 304 | 225 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | — | NW 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 4 | 4 | 4 | 4 | — | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | NE 3 | NNE 4 | — | — | — | — | — | — | — | — | — | W 3 | WSW 3 |
| kJ | — | — | — | — | — | — | 4 | 8 | — | — | — | — | — | — | — | — | — | 5 | 7 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 25 | 0 | 25 | 227 | 25 | 924 | 32 | 0 | 0 | 0 | 0 | 227 | 1081 | 1294 | 1081 | 1081 |
Best forecast wave conditions in North West WA | |||||||||||||||||||
Best forecast wave conditions in Australia | |||||||||||||||||||
Header Global | |||||||||||||||||||
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