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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 Sunday 03 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
8.2° C
(Which is slightly cooler than normal)How big are the waves at Block Island today?
The current surf forecast for Block Island at 12AM is: 0.7m 8s primary swell from a East-southeast direction and 0.7m 8s secondary swell from a South direction (forecast issued at 07:00pm May 03). An open ocean swell of 0.7m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 4.5ft (1.4m) | 5s |
| Afternoon (04 May) | 6ft (1.9m) | 6s |
| Evening (04 May) | 6.5ft (2.0m) | 7s |
Table - waves today at Block Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Wed afternoon. Very mild (max 13°C on Tue night, min 10°C on Sun night). Winds increasing (light winds from the WSW on Sun night, strong winds from the SSW by Tue night). | ||||||||||||||||||||||||
Sun 3 | Monday 4 | Tuesday 5 | Wed 6 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
ESE 8 | SE 8 | ESE 8 | ESE 8 | E 8 | SW 5 | SW 6 | SW 6 | SSW 6 | 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 7 | SSW 7 | |
73 | 129 | 96 | 72 | 51 | 74 | 224 | 269 | 322 | 356 | 311 | 352 | 385 | 516 | 565 | 736 | 1003 | 1165 | 1000 | 910 | 936 | 766 | 655 | 590 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 9:58PM0.91m | 10:17AM0.68m | 10:33PM0.87m | 10:52AM0.65m | 11:08PM0.82m | 11:30AM0.63m | ||||||||||||||||||
Low Tide | 2:55PM0.07m | 4:21AM0.06m | 3:29PM0.09m | 4:58AM0.10m | 4:08PM0.12m | 5:38AM0.14m | ||||||||||||||||||
 |  |  |  | | | | | | | | | | | | | | | | | |  |  | | |
 | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — | — |
 | 7:45 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:46 | — | — | — | — | — | — | 7:47 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 12 | 11 | 10 | 10 | 10 | 11 | 10 | 10 | 11 | 12 | 12 | 11 | 11 | 11 | 11 | 12 | 13 | 12 | 13 | 12 | 12 | 12 | 12 |
4 | 6 | 6 | 5 | 4 | 2 | 3 | 2 | 2 | 3 | 5 | 5 | 4 | 4 | 4 | 3 | 3 | 4 | 4 | 5 | 4 | 6 | 4 | 5 | |
Swell 1 Height (m) Direction Period (s) | ESE 8 | SE 8 | ESE 8 | ESE 8 | E 8 | S 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | — | — | E 10 | E 10 | E 10 | E 10 | — | — |
 kJ | 73 | 129 | 96 | 72 | 51 | 56 | 37 | 25 | 14 | 6 | 6 | 1 | 2 | 2 | 2 | 2 | — | — | 2 | 2 | 2 | 2 | — | — |
Swell 2 Height (m) Direction Period (s) | SSE 7 | SSW 7 | S 8 | S 8 | SSE 8 | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 30 | 4 | 66 | 44 | 48 | 52 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SSW 7 | SSE 9 | NW 4 | SSE 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 9 | 8 | 4 | 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 5 | W 4 | WSW 6 | WSW 5 | SW 4 | SW 5 | SW 6 | SW 6 | SSW 6 | 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 7 | SSW 7 |
| kJ | 55 | 21 | 31 | 13 | 22 | 74 | 224 | 269 | 322 | 356 | 311 | 352 | 385 | 516 | 565 | 736 | 1003 | 1165 | 1000 | 910 | 936 | 766 | 655 | 590 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 207 | 24 | 24 | 24 | 24 | 131 | 2371 | 198 | 2375 | 195 | 24 | 24 | 24 | 24 | 2392 | 3426 | 2563 | 2379 | 1533 | 1524 | 1511 | 24 | 1493 | 1157 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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