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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 am Tuesday 28 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
7.1° C
(Which is 1.1°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 1PM is: 1.3m 9s primary swell from a East direction (forecast issued at 07:00am April 28). The wind direction is predicted to be cross-shore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Apr) | 4.5ft (1.4m) | 9s |
| Afternoon (28 Apr) | 4.5ft (1.3m) | 9s |
| Evening (28 Apr) | 5ft (1.5m) | 9s |
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 9mm), mostly falling on Thu afternoon. Very mild (max 11°C on Tue afternoon, min 6°C on Tue night). Winds increasing (light winds from the E on Wed morning, fresh winds from the WNW by Thu night). | ||||||||||||||||||||||||
Tuesday 28 | Wednesday 29 | Thursday 30 | Fri 1 | |||||||||||||||||||||
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 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | |
340 | 333 | 275 | 275 | 318 | 372 | 400 | 443 | 379 | 333 | 339 | 284 | 235 | 216 | 211 | 222 | 280 | 293 | 293 | 287 | 293 | 232 | 232 | 193 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | off | cross-off | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | on | on | cross-on | off | off | cross-off | cross-off | |
High Tide | 6:22AM0.76m | 6:48PM0.94m | 7:07AM0.77m | 7:29PM0.96m | 7:49AM0.76m | 8:08PM0.97m | ||||||||||||||||||
Low Tide | 12:38PM0.02m | 1:15AM0.01m | 1:12PM0.03m | 1:55AM-0.01m | 1:41PM0.04m | |||||||||||||||||||
 |  | | |  |  |  | | | | | |  | | | | | |  | | | | | | |
 | 5:48 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | 5:43 |
 | — | — | — | — | 7:38 | — | — | — | — | — | — | — | 7:39 | — | — | — | — | — | — | — | 7:40 | — | — | 7:42 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 4 | 2 | — | — | — | |
Temp °C | 10 | 10 | 10 | 10 | 11 | 9 | 7 | 6 | 6 | 7 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 9 | 9 | 8 | 7 |
4 | 4 | 5 | 4 | 5 | 2 | 2 | 0 | 2 | 3 | 6 | 5 | 6 | 6 | 6 | 5 | 6 | 6 | 6 | 6 | 6 | 2 | 1 | -1 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 |
 kJ | 340 | 333 | 275 | 275 | 318 | 372 | 400 | 443 | 379 | 333 | 339 | 284 | 235 | 216 | 211 | 222 | 280 | 293 | 293 | 287 | 293 | 232 | 232 | 193 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 4 | SW 4 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 3 | W 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 24 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 24 | 24 | 24 | 130 | 130 | 25 | 24 | 24 | 0 | 0 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 29 | 25 | 0 | 26 | 25 | 25 |
Best forecast wave conditions in Rhode Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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