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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 Monday 30 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
3.5° C
(Which is 1.9°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 2AM is: 2.3m 7s primary swell from a South-southwest direction and 0.1m 8s secondary swell from a East direction, 0.1m 11s secondary swell from a East direction (forecast issued at 07:00pm March 30). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Mar) | 8ft (2.5m) | 8s |
| Afternoon (31 Mar) | 8ft (2.5m) | 8s |
| Evening (31 Mar) | 8ft (2.5m) | 8s |
Table - waves today at Block Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 30 | Tuesday 31 | Wednesday 01 | Thursday 02 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 8 | 8 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 595 | 750 | 600 | 544 | 597 | 709 | 891 | 960 | 1025 | 960 | 1055 | 1155 | 1324 | 1237 | 958 | 850 | 666 | 502 | 406 | 308 | 234 | 191 | 131 | 103 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- on | cross- on | cross | cross- on | off | cross- off | cross | cross- off | cross- off | cross | cross |
High Tide / height (m) | 7:11PM 0.90 | 7:32AM 0.83 | 7:54PM 0.94 | 8:14AM 0.82 | 8:34PM 0.96 | 8:53AM 0.80 | ||||||||||||||||||
Low Tide / height (m) | 1:32AM -0.06 | 1:49PM -0.06 | 2:14AM -0.08 | 2:20PM -0.05 | 2:53AM -0.08 | |||||||||||||||||||
Monday 30 | Tuesday 31 | Wednesday 01 | Thursday 02 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:30 | - | - | - | - | - | - | - | 6:28 | - | - |
| Sunset | 7:07 | - | - | - | - | - | - | - | 7:08 | - | - | - | - | - | - | - | 7:09 | - | - | - | - | - | - | - |
 |  | |  | |  | |  |  | | | | | | | |  |  | | | | | | | |
Rain (mm) | - | - | - | - | - | 7 | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 2 | - | - | - | - | - |
| Temp. °C | 8 | 10 | 10 | 9 | 9 | 9 | 8 | 9 | 10 | 10 | 9 | 9 | 10 | 11 | 13 | 13 | 13 | 10 | 3 | 2 | 1 | 0 | 1 | 1 |
| Feels °C (?) | 0 | 1 | 2 | 2 | 2 | 2 | -1 | 1 | 3 | 3 | 0 | 0 | 2 | 5 | 7 | 7 | 9 | 9 | -5 | -7 | -7 | -9 | -7 | -6 |
- 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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