Surf Forecasts:
How big are the waves at Narrabeen-Alley Rights today (21 Aug):
- Afternoon surf: Afternoon surf (21 Aug, local time) - 3ft (0.9m), 6s period with NNE swell.
- Evening surf: Evening surf (21 Aug, local time) - 2.5ft (0.8m), 6s period with NE swell.
The current surf forecast for Narrabeen-Alley Rights at 8PM is: 0.8m 6s primary swell from a Northeast direction (forecast issued at 03:00pm August 21). An open ocean swell of 0.1m 10s is not directed at the surf break, a second open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | - | - |
| Afternoon (21 Aug) | 3ft (0.9m) | 6s |
| Evening (21 Aug) | 2.5ft (0.8m) | 6s |
Table - waves today at Narrabeen-Alley Rights. (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) | NE 6 | NNE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | SW 5 | NE 6 | NE 6 | NE 6 | SE 4 | SE 4 | ENE 6 | NE 6 | NE 6 | NE 6 | SSE 8 | NE 4 |
Wave Graph  | ||||||||||||||||||||
 kJ | 58 | 67 | 53 | 37 | 23 | 9 | 13 | 13 | 17 | 9 | 9 | 10 | 15 | 23 | 15 | 9 | 9 | 9 | 130 | 12 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | off | cross-off | off | cross-off | cross-off | cross-off | cross-off | on | on | on | cross-on | glassy | glassy | glassy | cross | cross | cross | cross-off |
High Tide | 2:55PM1.26m | 3:43AM0.85m | 4:00PM1.28m | 4:55AM0.88m | 4:58PM1.34m | |||||||||||||||
Low Tide | 10:06PM0.50m | 9:00AM0.55m | 11:10PM0.45m | 10:09AM0.54m | ||||||||||||||||
 | |  |  | |  |  | | | | | |  | |  | |  | | | | |
 | — | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | 5:28 | — | — | — | — | — | — | — | 5:29 | — | — | — | — | — | — | — | 5:30 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — |
Temp °C | 21 | 21 | 19 | 17 | 15 | 14 | 13 | 16 | 20 | 18 | 16 | 16 | 15 | 14 | 14 | 14 | 16 | 17 | 16 | 16 |
Feels °C | 19 | 18 | 15 | 15 | 13 | 13 | 10 | 13 | 16 | 14 | 13 | 15 | 14 | 13 | 14 | 13 | 14 | 14 | 12 | 13 |
Swell 1 Height (m) Direction Period (s) | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | SSW 8 | NE 6 | NE 6 | NE 6 | S 11 | S 11 | S 9 | S 8 | S 8 | SSE 8 | S 11 |
| kJ | 58 | 46 | 53 | 37 | 23 | 9 | 13 | 13 | 9 | 22 | 9 | 10 | 10 | 202 | 496 | 327 | 235 | 157 | 130 | 323 |
Swell 2 Height (m) Direction Period (s) | S 11 | SE 7 | S 10 | S 10 | S 10 | SSW 4 | SSW 4 | SSW 6 | SSW 6 | NE 6 | SSW 8 | SSW 6 | S 8 | NE 6 | ENE 6 | NE 6 | S 15 | S 13 | S 11 | E 14 |
| kJ | 2 | 2 | 2 | 2 | 2 | 1 | 2 | 6 | 6 | 9 | 22 | 8 | 1 | 10 | 15 | 9 | 116 | 219 | 257 | 4 |
Swell 3 Height (m) Direction Period (s) | S 11 | S 11 | SE 7 | SE 7 | SE 8 | S 10 | S 9 | S 9 | S 8 | E 9 | E 9 | S 9 | S 14 | NE 6 | E 15 | S 17 | NE 6 | ENE 9 | E 14 | — |
| kJ | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 6 | 13 | 2 | 2 | 6 | 4 | 18 | 4 | 24 | 9 | 8 | 4 | — |
Wind waves Height (m) Direction Period (s) | NW 3 | NNE 6 | NW 3 | WNW 3 | WNW 3 | NNW 4 | — | WNW 2 | SW 5 | — | SE 3 | SE 3 | SE 4 | SE 4 | — | — | — | NE 6 | NE 9 | NE 4 |
| kJ | 2 | 67 | 2 | 2 | 1 | 2 | — | 1 | 17 | — | 2 | 5 | 15 | 23 | — | — | — | 9 | 20 | 12 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 1 | 186 | 261 | 234 | 261 | 261 | 323 | 261 | 176 | 56 | 0 | 1 | 1 | 18 | 18 | 18 | 18 |
Best forecast wave conditions in Sydney North Coast | ||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||
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