- Forecast
- Maps
- Live
- Weather State
- Spot Information
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 am Monday 27 Apr 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
7.0° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Block Island today?
The current surf forecast for Block Island at 3PM is: 1.0m 7s primary swell from a East-southeast direction and 0.2m 12s secondary swell from a East-southeast direction, 0.2m 6s secondary swell from a South direction (forecast issued at 07:00am April 27). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Apr) | 3ft (0.9m) | 7s |
| Afternoon (27 Apr) | 3.5ft (1.0m) | 7s |
| Evening (27 Apr) | 3.5ft (1.1m) | 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 2mm), mostly falling on Wed night. Very mild (max 13°C on Mon night, min 6°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 27 | Tuesday 28 | Wednesday 29 | Thu 30 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | E 7 | ESE 10 | ESE 10 | ESE 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | ESE 9 | ESE 9 | ESE 9 | |
57 | 64 | 81 | 111 | 136 | 131 | 315 | 391 | 363 | 332 | 325 | 304 | 311 | 325 | 453 | 363 | 305 | 260 | 268 | 226 | 207 | 173 | 169 | 169 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-on | on | on | on | on | on | |
High Tide | 5:32AM0.76m | 6:02PM0.90m | 6:22AM0.76m | 6:48PM0.94m | 7:07AM0.77m | 7:29PM0.96m | ||||||||||||||||||
Low Tide | 11:57AM0.02m | 00:30AM0.03m | 12:38PM0.02m | 1:15AM0.01m | 1:12PM0.03m | 1:55AM-0.01m | ||||||||||||||||||
 |  | | | | | | | | | | |  |  |  | | | | | |  | | | | |
 | 5:50 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | 5:46 |
 | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:38 | — | — | — | — | — | — | — | 7:39 | — | — | 7:40 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 9 | 11 | 12 | 12 | 13 | 11 | 10 | 9 | 8 | 9 | 10 | 10 | 9 | 6 | 6 | 6 | 6 | 8 | 8 | 8 | 8 | 8 | 7 |
4 | 3 | 6 | 6 | 7 | 8 | 6 | 4 | 3 | 1 | 3 | 4 | 4 | 3 | 0 | 1 | 1 | 2 | 5 | 5 | 4 | 5 | 4 | 4 | |
Swell 1 Height (m) Direction Period (s) | ESE 7 | ESE 7 | ESE 7 | ESE 12 | ESE 12 | SE 10 | ESE 10 | ESE 10 | ESE 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | ESE 9 | ESE 9 | ESE 9 |
 kJ | 57 | 64 | 81 | 14 | 14 | 28 | 315 | 391 | 363 | 332 | 325 | 304 | 311 | 325 | 453 | 363 | 305 | 260 | 268 | 226 | 207 | 173 | 169 | 169 |
Swell 2 Height (m) Direction Period (s) | S 7 | S 7 | S 6 | S 6 | S 6 | S 6 | S 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 8 | 8 | 7 | 3 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | ESE 12 | ESE 12 | ESE 12 | S 6 | S 6 | S 6 | S 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 28 | 28 | 14 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | NNE 3 | NE 3 | ESE 7 | ESE 7 | E 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 3 | 3 | 111 | 136 | 131 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 49 | 25 | 25 | 1095 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 130 | 130 | 24 | 24 | 24 | 24 | 0 | 24 | 24 | 26 | 115 | 161 | 26 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Block Island surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest