Block Island surfForecast / Rhode Island / USA

information circle48hr Weather and Surf, issued 1 pm Sunday 22 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
3.1° C
(Which is 1.7°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 8PM is: 1.6m 6s primary swell from a South direction and 0.1m 10s secondary swell from a Southeast direction (forecast issued at 01:00pm March 22). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (22 Mar)4.5ft (1.3m)4s
Afternoon (22 Mar)5ft (1.5m)6s
Evening (22 Mar)5ft (1.6m)6s

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


Updates in  hr  min  s Forecast update imminent
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
0
0
0
0
1
2
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.5
SSE
1.5
S
1.2
SSW
1.6
S
1.7
S
1.4
SSE
1.3
SSE
1.2
SSE
1.2
S
1.1
S
1
S
0.9
S
0.9
S
0.8
S
0.6
SE
0.7
SSW
0.6
SSW
0.5
SSW
0.5
E
0.7
SSW
0.5
E
1.1
SW
1.1
SW
1.1
SW
Period(s) (?)566678887787779888989455
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1081419319326621020117215213111188867057604835415040455559
Wind
(km/h)
35
SSE
30
S
25
SSW
5
SW
10
SSW
10
NE
35
NNE
40
NE
40
NNE
30
NNE
25
NNE
20
NNE
10
N
20
N
35
NNW
35
NNW
25
N
15
ESE
20
S
25
SSW
30
SSW
35
SW
30
WSW
25
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
oncross-
on
cross-
on
crosscross-
on
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offoffoffcross-
off
cross-
on
oncross-
on
cross-
on
crosscrosscross
High Tide
/ height (m)
10:53AM
0.80
11:13PM
0.98
11:43AM
0.75
12:07AM
0.93
12:41PM
0.69
1:11AM
0.86
Low Tide
/ height (m)
4:30PM
-0.11
5:49AM
-0.05
5:17PM
-0.06
7:03AM
0.01
6:14PM
-0.01
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Sunrise-------6:45-------6:43-------6:41
Sunset--7:00-------7:00-------7:01-----
cloud
cloud
cloud
cloud
mod rain
light rain
light rain
light snow
light snow
cloud
part cloud
part cloud
cloud
part cloud
clear
clear
clear
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
Rain (mm)
----624-----------------
Temp. °C577788312233210-123233334
Feels °C (?)-312565-6-8-7-6-4-3-2-5-9-10-6-2-4-4-5-6-5-3
  • 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

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.


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