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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 Sunday 29 Mar 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
3.4° C
(Which is 2.0°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: 0.8m 4s primary swell from a Southwest direction and 0.2m 8s secondary swell from a East-southeast direction, 0.2m 6s secondary swell from a East direction (forecast issued at 07:00am March 29). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Mar) | 1ft (0.3m) | 6s |
| Afternoon (29 Mar) | 2.5ft (0.8m) | 4s |
| Evening (29 Mar) | 5ft (1.5m) | 5s |
Table - waves today at Block Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 29 | Monday 30 | Tuesday 31 | Wed 01 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 6 | 6 | 3 | 4 | 5 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 8 | 7 | 10 | 9 | 29 | 92 | 240 | 239 | 239 | 352 | 630 | 784 | 875 | 614 | 478 | 362 | 344 | 314 | 365 | 429 | 422 | 452 | 789 | 917 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 5:57AM 0.81 | 6:23PM 0.84 | 6:47AM 0.82 | 7:11PM 0.90 | 7:32AM 0.83 | 7:54PM 0.94 | ||||||||||||||||||
Low Tide / height (m) | 12:30PM -0.03 | 12:45AM -0.03 | 1:12PM -0.05 | 1:32AM -0.06 | 1:49PM -0.06 | |||||||||||||||||||
Sunday 29 | Monday 30 | Tuesday 31 | Wed 01 | |||||||||||||||||||||
| Sunrise | - | 6:35 | - | - | - | - | - | - | - | 6:33 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:08 | - | - | - |
 |  | |  | |  |  | | |  | | | |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | 1 | 1 | - | - | - | - | - | - | - |
| Temp. °C | 1 | 1 | 2 | 3 | 5 | 5 | 5 | 6 | 7 | 7 | 7 | 7 | 7 | 9 | 10 | 11 | 11 | 11 | 10 | 9 | 10 | 10 | 10 | 9 |
| Feels °C (?) | -5 | -4 | -6 | -5 | -3 | -4 | -5 | -3 | -3 | -2 | -3 | -3 | -3 | 2 | 4 | 6 | 7 | 7 | 5 | 4 | 5 | 4 | 2 | 0 |
- 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
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