Surf Forecasts:
How big are the waves at Main Beach - North Stradbroke Island today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 3.5ft (1.0m), 7s period with E swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 3ft (0.9m), 7s period with E swell.
- Evening surf: Evening surf (21 Aug, local time) - 3ft (0.9m), 7s period with E swell.
The current surf forecast for Main Beach - North Stradbroke Island at 4AM is: 1.2m 7s primary swell from a East direction and 0.9m 7s secondary swell from a East-northeast direction (forecast issued at 09:00pm August 20). The wind direction is predicted to be cross-onshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 3.5ft (1.0m) | 7s |
| Afternoon (21 Aug) | 3ft (0.9m) | 7s |
| Evening (21 Aug) | 3ft (0.9m) | 7s |
Table - waves today at Main Beach - North Stradbroke Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Thu night, min 16°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | ||||||||||||||||
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) | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
Wave Graph  | ||||||||||||||||||
 kJ | 217 | 187 | 159 | 155 | 130 | 104 | 102 | 82 | 80 | 79 | 61 | 63 | 61 | 65 | 67 | 69 | 86 | 94 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | glassy | glassy | cross | cross | cross | cross | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | off |
High Tide | 1:32AM0.89m | 3:02PM1.26m | 3:09AM0.84m | 4:13PM1.32m | ||||||||||||||
Low Tide | 8:24PM0.64m | 7:35AM0.45m | 10:08PM0.60m | 8:53AM0.47m | ||||||||||||||
 | | | |  | | | | | |  |  |  | | | | | | |
 | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:27 | — | — | — | — | — | — | — | 5:27 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 18 | 19 | 19 | 19 |
Feels °C | 15 | 15 | 16 | 16 | 17 | 17 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 14 | 17 | 19 | 18 | 17 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ENE 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 217 | 187 | 159 | 155 | 130 | 104 | 102 | 82 | 80 | 79 | 61 | 63 | 61 | 65 | 67 | 69 | 86 | 94 |
Swell 2 Height (m) Direction Period (s) | ESE 10 | SSE 10 | SE 10 | ENE 7 | SSE 8 | SSE 8 | NE 6 | ESE 7 | ESE 7 | — | SSE 8 | SSE 7 | SSE 7 | SSE 8 | SSE 7 | SSE 7 | SE 7 | SE 7 |
| kJ | 10 | 10 | 4 | 77 | 28 | 34 | 33 | 44 | 43 | — | 6 | 5 | 5 | 6 | 5 | 5 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | E 14 | E 13 | E 12 | E 12 | E 11 | E 11 | E 10 | ESE 9 |
| kJ | — | — | — | 9 | 34 | 34 | 34 | 34 | 23 | 23 | 4 | 3 | 3 | 3 | 2 | 2 | 2 | 8 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 69 | 67 | 43 | 43 | 0 | 0 | 136 | 136 | 47 | 43 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Gold Coast | ||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||
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