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Block Island Surf Forecast
/ Rhode Island (33 breaks) / Rhode Island (34 breaks) /
Surf Forecasts:
Block Island surfForecast / Rhode Island / USA
48hr Weather and Surf, issued 7 pm Tuesday 26 May 2026 EDTForecast update in hr min s Forecast update imminent
Block Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Block Island sea temperature is
11.8° C
(Which is slightly cooler than normal)How big are the waves at Block Island today?
The current surf forecast for Block Island at 3AM is: 1.1m 7s primary swell from a South-southwest direction and 0.5m 7s secondary swell from a Southeast direction (forecast issued at 07:00pm May 26). The wind direction is predicted to be cross-shore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 May) | 3.5ft (1.1m) | 7s |
| Afternoon (27 May) | 4.5ft (1.3m) | 5s |
| Evening (27 May) | 4.5ft (1.3m) | 5s |
Table - waves today at Block Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 21°C on Wed night, min 13°C on Thu night). Winds increasing (calm on Thu afternoon, fresh winds from the SSW by Fri afternoon). | ||||||||||||||||||||||||
Tue 26 | Wednesday 27 | Thursday 28 | Fri 29 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |  |    |    |    | ||||||||||||||||||||
SE 8 | SSW 7 | S 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 5 | SSW 5 | SSW 5 | SW 5 | SSW 5 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SE 9 | SSW 7 | SSW 8 | SSW 7 | SSW 7 | SW 7 | |
59 | 82 | 45 | 108 | 117 | 117 | 110 | 87 | 110 | 94 | 64 | 36 | 31 | 47 | 38 | 44 | 42 | 36 | 26 | 27 | 44 | 43 | 41 | 50 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | off | off | off | off | cross | glassy | off | cross-off | glassy | off | off | cross-off | cross | cross-on | |
High Tide | 5:34PM0.91m | 5:53AM0.70m | 6:21PM0.93m | 6:41AM0.70m | 7:04PM0.94m | 7:25AM0.70m | ||||||||||||||||||
Low Tide | 00:07AM0.10m | 11:59AM0.09m | 00:53AM0.09m | 12:34PM0.11m | 1:35AM0.07m | 1:03PM0.11m | ||||||||||||||||||
 | |  |  | |  | | | | | | | | |  | | | | | |  | | | | |
 | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — |
 | — | 8:07 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:08 | — | — | — | — | — | 8:09 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 20 | 19 | 17 | 16 | 16 | 17 | 17 | 16 | 18 | 21 | 19 | 17 | 16 | 18 | 19 | 19 | 17 | 17 | 14 | 13 | 14 | 15 | 16 |
16 | 16 | 15 | 13 | 13 | 13 | 14 | 14 | 12 | 16 | 18 | 16 | 14 | 13 | 15 | 18 | 16 | 15 | 16 | 10 | 9 | 10 | 12 | 11 | |
Swell 1 Height (m) Direction Period (s) | S 7 | SE 8 | S 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SW 5 | SSW 5 | SSW 6 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 8 | SSW 7 | SSW 7 | SSE 9 |
 kJ | 45 | 45 | 45 | 26 | 25 | 23 | 17 | 12 | 12 | 7 | 64 | 36 | 31 | 47 | 38 | 44 | 42 | 36 | 26 | 27 | 44 | 43 | 41 | 7 |
Swell 2 Height (m) Direction Period (s) | SE 8 | — | SE 7 | — | — | — | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SE 7 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SE 9 | SE 9 | SE 8 | SE 9 | SE 9 | SSE 8 | E 8 |
| kJ | 59 | — | 44 | — | — | — | 8 | 7 | 8 | 15 | 8 | 30 | 31 | 44 | 30 | 31 | 29 | 20 | 19 | 18 | 20 | 20 | 7 | 5 |
Swell 3 Height (m) Direction Period (s) | S 15 | — | S 15 | — | — | — | — | S 14 | S 13 | S 13 | SSE 9 | — | SSW 8 | W 4 | N 3 | — | E 13 | E 10 | ENE 3 | ENE 3 | E 9 | E 9 | E 8 | ENE 8 |
| kJ | 4 | — | 4 | — | — | — | — | 4 | 4 | 4 | 16 | — | 6 | 3 | 1 | — | 3 | 2 | 1 | 1 | 2 | 6 | 6 | 7 |
Wind waves Height (m) Direction Period (s) | SW 2 | SSW 7 | SW 4 | SSW 7 | SSW 7 | SSW 7 | SSW 7 | SSW 5 | SSW 5 | SSW 5 | W 4 | NW 3 | NNW 3 | NNW 3 | NNW 3 | NW 3 | ENE 3 | ENE 3 | — | — | NW 2 | NW 2 | WNW 2 | SW 7 |
| kJ | 1 | 82 | 12 | 108 | 117 | 117 | 110 | 87 | 110 | 94 | 14 | 2 | 3 | 2 | 2 | 1 | 3 | 2 | — | — | 1 | 1 | 1 | 50 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 645 | 257 | 26 | 24 | 24 | 40 | 221 | 221 | 221 | 26 | 24 | 26 | 25 | 24 | 24 | 25 | 81 | 49 | 49 | 49 | 29 | 49 | 49 | 691 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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