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Surf Forecasts:

Block Island surfForecast / Rhode Island / USA

information circle48hr Weather and Surf, issued 1 am Tuesday 10 Mar 2026 EDT
Forecast 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
2.2° C
 (Which is 2.4°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 8AM is: 0.9m 7s primary swell from a South-southwest direction and 0.3m 8s secondary swell from a East-southeast direction (forecast issued at 01:00am March 10). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (10 Mar)3ft (0.9m)7s
Afternoon (10 Mar)3ft (0.9m)6s
Evening (10 Mar)3.5ft (1.0m)6s

Table - waves today at Block Island. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Tuesday
10
Wednesday
11
Thursday
12
11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.1
S
1.1
SSW
1
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
1
SSW
0.6
S
0.7
S
0.9
SSW
0.9
SSW
0.9
SSW
1.1
S
1.4
SSW
1.8
S
2
S
2.3
SSW
2.5
SSW
2.3
SSW
1.9
SSW
2.1
SW
1.7
SSW
1.6
SSW
Period(s) (?)777777667666666677778888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1241251027775777273334172666491126251355497639560397499331298
Wind
(km/h)
20
SSW
15
SW
15
WSW
20
SW
20
SW
25
SW
20
SW
20
SW
20
SW
15
SSW
15
SSW
20
SSW
10
S
15
SSE
25
SSW
35
SSW
35
SSW
35
SW
35
SW
35
SW
20
NW
30
NW
35
NW
40
NW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		crosscrosscross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		oncross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
off		offoffcross-
off
High Tide
/ height (m)
1:01AM
0.68
1:02PM
0.51
2:08AM
0.63
2:09PM
0.48
3:34AM
0.61
3:51PM
0.49
Low Tide
/ height (m)
7:39AM
0.18
6:35PM
0.13
9:11AM
0.20
7:43PM
0.16
10:19AM
0.19
Tuesday
10
Wednesday
11
Thursday
12
Sunrise---7:07-------7:05-------7:03----
Sunset------6:45-------6:47-------6:49-
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
cloud
cloud
cloud
cloud
cloud
part cloud
Rain (mm)
----------------12------
Temp. °C1613996561211106459111099878332
Feels °C (?)1210551-117672-12664220-13-4-6-8
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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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.

View detailed surf forecast for Block Island at:
surf-forecast.com

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