Surf Forecasts:
How big are the waves at Shark Island (Cronulla) today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2.5ft (0.8m), 6s period with ENE swell.
- 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 7AM is: 0.9m 6s primary swell from a East-northeast direction and 0.1m 12s secondary swell from a South direction (forecast issued at 03:00am August 21). The wind direction is predicted to be cross-shore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2.5ft (0.8m) | 6s |
| 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 ForecastMostly dry. Warm (max 21°C on Fri morning, min 13°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||||||||||||
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 | 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 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | NE 6 | ENE 6 | NE 6 | NE 6 | NE 6 | NE 6 | S 9 | S 8 | S 8 | S 8 | ENE 6 | S 12 | S 11 | S 11 | S 10 | S 8 | S 13 | S 11 | S 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 72 | 60 | 60 | 47 | 35 | 64 | 26 | 18 | 13 | 9 | 9 | 6 | 12 | 12 | 5 | 3 | 11 | 84 | 144 | 179 | 86 | 117 | 248 | 214 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross | glassy | on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | glassy | glassy | glassy | cross | cross | glassy | on | on | cross-on |
High Tide | 2:30AM0.88m | 2:59PM1.27m | 3:51AM0.87m | 4:04PM1.30m | 5:01AM0.89m | 5:01PM1.35m | ||||||||||||||||||
Low Tide | 7:59AM0.54m | 10:10PM0.50m | 9:07AM0.57m | 11:13PM0.45m | 10:15AM0.55m | |||||||||||||||||||
 |  |  |  |  | |  | | | | | | | | | | | | | | | | | | |
 | — | 6:28 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:29 | — | — | — | — | — | — | — | 5:29 | — | — | — | — | — | — | — | 5:30 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 17 | 15 | 16 | 17 | 21 | 21 | 19 | 16 | 14 | 13 | 13 | 16 | 20 | 19 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 16 | 16 |
Feels °C | 15 | 13 | 13 | 15 | 20 | 19 | 15 | 13 | 11 | 10 | 10 | 11 | 17 | 16 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 13 | 14 |
Swell 1 Height (m) Direction Period (s) | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | NE 6 | NE 6 | NE 6 | NE 6 | ENE 6 | S 8 | S 8 | ENE 6 | ENE 6 | SSE 5 | S 11 | S 11 | S 10 | S 8 | S 8 | S 11 | S 10 |
| kJ | 72 | 60 | 60 | 47 | 35 | 35 | 26 | 18 | 13 | 9 | 9 | 3 | 12 | 12 | 3 | 3 | 4 | 84 | 144 | 179 | 86 | 82 | 248 | 214 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | SE 7 | S 10 | S 10 | — | SSW 6 | S 6 | ENE 6 | ENE 6 | S 8 | SE 3 | ENE 6 | SSE 4 | SE 4 | ENE 6 | ESE 4 | S 13 | — | E 14 |
| kJ | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | — | 4 | 3 | 3 | 3 | 5 | 1 | 4 | 3 | 4 | 4 | 5 | 117 | — | 4 |
Swell 3 Height (m) Direction Period (s) | — | S 13 | — | — | — | — | S 10 | SE 7 | E 9 | S 10 | S 9 | S 9 | SSW 5 | S 5 | S 5 | S 5 | S 12 | ENE 6 | ENE 6 | NE 9 | SSE 15 | — | S 20 | E 14 |
| kJ | — | 3 | — | — | — | — | 2 | 2 | 2 | 2 | 2 | 6 | 3 | 2 | 2 | 2 | 11 | 4 | 4 | 3 | 44 | — | 8 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | NE 6 | N 3 | — | WSW 3 | — | — | — | SW 5 | — | SE 2 | ESE 3 | — | SE 4 | — | ENE 6 | ENE 6 | E 4 | ENE 9 | ENE 4 |
| kJ | — | — | — | — | — | 64 | 5 | — | 1 | — | — | — | 11 | — | 1 | 1 | — | 7 | — | 22 | 23 | 8 | 45 | 11 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1 | 1 | 1 | 1 | 7 | 16 | 16 | 29 | 192 | 192 | 192 | 302 | 361 | 361 | 282 | 143 | 7 | 0 | 1 | 1 | 0 | 1 | 5 | 2 |
Best forecast wave conditions in Sydney South Coast | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
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