Surf Forecasts:
How big are the waves at Shelter Island today (07 Aug):
- Afternoon surf: Afternoon surf (07 Aug, local time) - 1ft (0.3m), 6s period with SE swell.
- Evening surf: Evening surf (07 Aug, local time) - 0.5ft (0.1m), 19s period with E swell.
The current surf forecast for Shelter Island at 10PM is: 0.1m 19s primary swell from a East direction and 0.1m 6s secondary swell from a Southeast direction, 0.3m 2s secondary swell from a South-southwest direction (forecast issued at 07:00pm August 07). An open ocean swell of 0.6m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HKT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Aug) | - | - |
| Afternoon (07 Aug) | 1ft (0.3m) | 6s |
| Evening (07 Aug) | 0.5ft (0.1m) | 19s |
Table - waves today at Shelter Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 34°C on Sun afternoon, min 28°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Fri 7 | Saturday 8 | Sunday 9 | |||||||||||||||||
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) | E 20 | E 20 | E 19 | SW 3 | SSW 7 | SSW 7 | SSW 7 | E 5 | E 14 | SW 3 | SSW 4 | E 14 | E 14 | E 14 | E 14 | E 13 | E 14 | E 14 | E 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 8 | 7 | 7 | 3 | 0 | 0 | 0 | 1 | 4 | 6 | 11 | 4 | 4 | 4 | 4 | 14 | 4 | 4 | 4 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross-off | off | off | glassy | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | off | cross-off | cross-off | cross-off |
High Tide | 2:11PM0.69m | 7:05PM0.74m | 2:40AM1.68m | 3:52AM1.76m | 9:23PM0.83m | ||||||||||||||
Low Tide | 3:50PM0.68m | 8:03PM0.74m | 11:23AM0.29m | 12:38PM0.16m | 10:09PM0.83m | ||||||||||||||
 |  | | | | | |  |  | |  | | | | | | | |  | |
 | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | 7:00 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:59 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 31 | 30 | 29 | 28 | 28 | 29 | 32 | 33 | 32 | 31 | 30 | 30 | 30 | 31 | 33 | 34 | 34 | 32 | 31 |
Feels °C | 35 | 34 | 33 | 32 | 32 | 33 | 36 | 38 | 36 | 35 | 34 | 34 | 34 | 34 | 34 | 36 | 36 | 36 | 35 |
Swell 1 Height (m) Direction Period (s) | S 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 9 | S 9 | — | SSW 9 |
| kJ | 24 | 29 | 42 | 62 | 62 | 55 | 55 | 67 | 87 | 90 | 70 | 96 | 87 | 85 | 96 | 126 | 165 | — | 176 |
Swell 2 Height (m) Direction Period (s) | ESE 6 | ESE 6 | SE 6 | SE 5 | — | — | — | — | E 14 | E 14 | E 14 | E 14 | E 10 | E 14 | E 14 | E 14 | N 4 | E 14 | E 14 |
| kJ | 4 | 3 | 1 | 1 | — | — | — | — | 4 | 4 | 4 | 4 | 2 | 4 | 4 | 4 | 2 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | E 20 | E 20 | E 19 | — | — | — | — | E 5 | — | — | — | — | E 14 | — | E 10 | E 13 | E 14 | — | — |
| kJ | 8 | 7 | 7 | — | — | — | — | 1 | — | — | — | — | 4 | — | 2 | 14 | 4 | — | — |
Wind waves Height (m) Direction Period (s) | — | SSW 2 | SW 3 | SW 3 | — | — | — | — | — | SW 3 | SSW 4 | — | NNW 3 | NNW 3 | NNW 3 | N 4 | SSW 9 | SSW 9 | SW 8 |
| kJ | — | 1 | 2 | 3 | — | — | — | — | — | 6 | 11 | — | 3 | 3 | 3 | 4 | 286 | 180 | 346 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 677 | 677 | 591 | 264 | 591 | 591 | 350 | 937 | 591 | 15 | 136 | 30 | 15 | 15 | 15 | 136 | 30 | 30 | 15 |
Best forecast wave conditions in Hong Kong | |||||||||||||||||||
Best forecast wave conditions in China | |||||||||||||||||||
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