Surf Forecasts:
How big are the waves at Shark Island (Cronulla) today (21 Aug):
- Afternoon surf: Afternoon surf (21 Aug, local time) - 3ft (0.9m), 6s period with NE swell.
- Evening surf: Evening surf (21 Aug, local time) - 2ft (0.6m), 6s period with ENE swell.
The current surf forecast for Shark Island (Cronulla) at 7PM is: 0.6m 6s primary swell from a East-northeast direction and 0.1m 7s secondary swell from a Southeast direction (forecast issued at 03:00pm August 21). The wind direction is predicted to be cross-offshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | - | - |
| Afternoon (21 Aug) | 3ft (0.9m) | 6s |
| Evening (21 Aug) | 2ft (0.6m) | 6s |
Table - waves today at Shark Island (Cronulla). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Sat night. Warm (max 21°C on Fri afternoon, min 13°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Fri 21 | Saturday 22 | Sunday 23 | ||||||||||||||||||
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 |  |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | ENE 6 | NE 6 | ENE 6 | ENE 6 | NE 6 | NE 6 | NE 6 | S 9 | S 8 | S 8 | S 8 | NE 6 | S 12 | S 11 | S 10 | S 9 | S 8 | S 12 | S 11 | S 10 |
Wave Graph  | ||||||||||||||||||||
 kJ | 35 | 64 | 26 | 25 | 18 | 9 | 9 | 6 | 12 | 12 | 12 | 6 | 12 | 192 | 374 | 220 | 161 | 153 | 155 | 259 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross | cross-on | on | cross-on | cross | cross-on | on | on | cross-on |
High Tide | 2:59PM1.27m | 3:51AM0.87m | 4:04PM1.30m | 5:01AM0.89m | 5:01PM1.35m | |||||||||||||||
Low Tide | 10:10PM0.50m | 9:07AM0.57m | 11:13PM0.45m | 10:15AM0.55m | ||||||||||||||||
 |  |  |  | | |  | | | | | |  | |  | | | | | | |
 | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | 5:29 | — | — | — | — | — | — | — | 5:29 | — | — | — | — | — | — | — | 5:30 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — |
Temp °C | 21 | 21 | 20 | 16 | 15 | 13 | 13 | 16 | 19 | 18 | 16 | 16 | 15 | 14 | 13 | 13 | 15 | 17 | 16 | 15 |
Feels °C | 19 | 20 | 17 | 12 | 12 | 11 | 10 | 11 | 15 | 15 | 14 | 15 | 13 | 13 | 12 | 12 | 14 | 14 | 12 | 12 |
Swell 1 Height (m) Direction Period (s) | ENE 6 | ENE 6 | ENE 6 | ENE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | S 8 | S 8 | NE 6 | SSE 4 | S 11 | S 10 | S 9 | S 8 | S 8 | SSE 7 | S 10 |
| kJ | 35 | 35 | 26 | 25 | 18 | 9 | 9 | 6 | 6 | 12 | 12 | 6 | 5 | 192 | 374 | 220 | 161 | 127 | 84 | 259 |
Swell 2 Height (m) Direction Period (s) | S 11 | S 11 | SE 7 | S 10 | S 10 | S 10 | S 9 | S 6 | S 8 | NE 6 | NE 6 | S 6 | NE 6 | SE 4 | NE 6 | NE 6 | S 15 | S 12 | S 11 | NE 9 |
| kJ | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 12 | 5 | 6 | 3 | 6 | 14 | 10 | 10 | 112 | 153 | 155 | 12 |
Swell 3 Height (m) Direction Period (s) | — | — | S 10 | SE 7 | SE 8 | E 9 | S 6 | S 9 | S 6 | E 9 | E 9 | S 9 | S 12 | NE 6 | E 15 | SSE 17 | NE 6 | NE 9 | — | E 14 |
| kJ | — | — | 2 | 2 | 2 | 2 | 1 | 6 | 2 | 2 | 2 | 1 | 12 | 10 | 4 | 27 | 6 | 20 | — | 4 |
Wind waves Height (m) Direction Period (s) | — | NE 6 | — | — | WSW 3 | WSW 3 | — | — | — | — | SE 3 | SE 3 | ESE 4 | — | — | — | — | NE 6 | NE 9 | NE 3 |
| kJ | — | 64 | — | — | 1 | 1 | — | — | — | — | 2 | 2 | 4 | — | — | — | — | 9 | 12 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 7 | 0 | 7 | 42 | 192 | 253 | 192 | 302 | 302 | 282 | 282 | 135 | 15 | 0 | 1 | 1 | 1 | 5 | 5 | 2 |
Best forecast wave conditions in Sydney South Coast | ||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||
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