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Surf Forecasts:
Shelter Island surfForecast / Hong Kong / China
48hr Weather and Surf, issued 1 am Thursday 07 May 2026 HKTForecast update in hr min s Forecast update imminent
Shelter Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Shelter Island sea temperature is
24.9° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Shelter Island today?
The current surf forecast for Shelter Island at 4AM is: 0.6m 6s primary swell from a East-southeast direction and 0.2m 9s secondary swell from a East-southeast direction, 0.2m 8s secondary swell from a East direction (forecast issued at 01:00am May 07). The wind direction is predicted to be cross-onshore.
| Time (HKT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 May) | 2ft (0.6m) | 5s |
| Afternoon (07 May) | 1ft (0.3m) | 10s |
| Evening (07 May) | 1ft (0.3m) | 9s |
Table - waves today at Shelter Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Fri night. Warm (max 27°C on Fri afternoon, min 21°C on Sat morning). Winds increasing (calm on Fri morning, fresh winds from the E by Fri night). | ||||||||||||||||||||||||
Thursday 7 | Friday 8 | Saturday 9 | ||||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
ESE 6 | ESE 6 | ESE 6 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 3 | E 6 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | |
35 | 25 | 24 | 19 | 19 | 18 | 17 | 17 | 48 | 47 | 32 | 31 | 31 | 16 | 16 | 15 | 214 | 440 | 554 | 564 | 540 | 418 | 356 | 324 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | glassy | cross | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | |
High Tide | 10:35AM1.76m | 11:18AM1.70m | 12:08PM1.62m | |||||||||||||||||||||
Low Tide | 7:26PM0.26m | 8:21PM0.30m | 9:15PM0.31m | |||||||||||||||||||||
 | |  |  |  | |  | | | | | | | |  | | | |  | | | | | | |
 | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | 1 | 1 | — | — | — | — | |
Temp °C | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 26 | 27 | 26 | 26 | 23 | 22 | 22 | 21 | 21 | 22 | 22 | 22 | 21 |
25 | 25 | 26 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 28 | 30 | 31 | 30 | 29 | 21 | 19 | 19 | 18 | 18 | 20 | 22 | 22 | 21 | |
Swell 1 Height (m) Direction Period (s) | ESE 6 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 5 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | — | — | — | — | — | — | — | — | — |
 kJ | 35 | 8 | 18 | 19 | 19 | 18 | 17 | 9 | 48 | 47 | 32 | 31 | 31 | 16 | 16 | — | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | E 8 | ESE 10 | — | NE 5 | E 5 | E 5 | ESE 9 | E 5 | E 5 | — | — | — | ESE 6 | ESE 5 | — | — | — | — | — | — | — | — | — |
| kJ | — | 5 | 10 | — | 1 | 2 | 2 | 17 | 1 | 1 | — | — | — | 3 | 6 | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | E 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | ESE 6 | ESE 6 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | — | — | — | — | — | — | — | — | E 3 | E 6 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | — | 25 | 24 | 16 | 15 | 14 | 9 | — | — | — | — | — | — | — | — | 15 | 214 | 440 | 554 | 564 | 540 | 418 | 356 | 324 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 591 | 591 | 733 | 677 | 677 | 677 | 677 | 677 | 677 | 677 | 667 | 665 | 665 | 665 | 1045 | 1045 | 1045 | 1535 | 1679 | 1679 | 1679 | 30 | 804 | 804 |
Best forecast wave conditions in Hong Kong | ||||||||||||||||||||||||
Best forecast wave conditions in China | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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