Surf Break

Lat Long: 41.15° N 71.59° W

Block Island 48 hour detailed Surf Forecast

Issued: 7 pm 26 Oct 2026 (local time)

Forecast update in  hr  min

Today's Block Island sea temperature is
15.3°C
0.8° 

Block Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Block Island today (26 Oct):

  • Afternoon surf: Afternoon surf (26 Oct, local time) - 1ft (0.3m), 10s period with ESE swell.
  • Evening surf: Evening surf (26 Oct, local time) - 2.5ft (0.8m), 4s period with WSW swell.

The current surf forecast for Block Island at 11PM is: 0.3m 9s primary swell from a East-southeast direction and 0.5m 4s secondary swell from a Southwest direction (forecast issued at 07:00pm October 26). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (EDT) & DateWave HeightWave Period
Morning (26 Oct)--
Afternoon (26 Oct)1ft (0.3m)10s
Evening (26 Oct)2.5ft (0.8m)4s

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


Short Range Forecast

Mostly dry. Very mild (max 18°C on Mon night, min 9°C on Tue morning). Winds decreasing (fresh winds from the N on Mon night, light winds from the SE by Tue night).

Mon
26
Tuesday
27
Wednesday
28
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
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
ESE
10
0.8
WSW
4
0.3
ESE
9
0.3
ESE
8
0.3
SE
10
0.3
SE
10
0.4
SE
10
0.6
SE
10
0.6
SE
10
0.6
SE
9
0.6
SE
9
0.6
SE
9
0.6
ESE
9
0.6
ESE
8
0.6
ESE
8
0.6
ESE
8
0.6
ESE
8
0.5
ESE
8
0.4
ESE
8
Wave Graph
Metric surfscale
Energy kJ
31
21
15
14
17
16
28
79
76
68
64
62
50
48
47
45
45
37
25
Wind (km/h)
25
WSW
20
WNW
20
NW
25
NNW
30
N
30
NNE
25
NE
10
NE
10
ESE
5
SE
10
SE
10
SSE
10
SE
10
SSE
10
S
10
S
15
SSW
15
SSW
20
SW
Wind State
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-on
on
cross-on
on
on
on
on
cross-on
cross-on
cross-on
cross-on
High Tide
8:34PM0.90m
8:53AM1.13m
9:20PM0.88m
9:40AM1.13m
10:09PM0.85m
Low Tide
2:39PM-0.06m
2:12AM-0.08m
3:26PM-0.05m
2:55AM-0.08m
4:17PM-0.02m
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
part cloud
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
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7:09
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—
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—
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7:11
—
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—
—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:50
—
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—
—
—
—
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5:47
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—
—
—
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5:46
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
16
18
17
14
11
9
9
10
10
10
10
10
10
10
10
11
11
12
13
Feels °C
10
13
12
9
4
2
3
7
7
8
7
7
8
7
7
8
7
8
9
  • 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
How to use the Wavefinder 

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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