Surf Break

Lat Long: 41.15° N 71.59° W

Block Island 48 hour detailed Surf Forecast

Issued: 7 am 07 Oct 2026 (local time)

Forecast update in  hr  min

Today's Block Island sea temperature is
17.4°C
0.7° 

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 (07 Oct):

  • Morning surf: Morning surf (07 Oct, local time) - 0.5ft (0.2m), 8s period with E swell.
  • Afternoon surf: Afternoon surf (07 Oct, local time) - 0.5ft (0.2m), 8s period with E swell.
  • Evening surf: Evening surf (07 Oct, local time) - 3ft (0.9m), 4s period with SW swell.

The current surf forecast for Block Island at 11AM is: 0.2m 8s primary swell from a East direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 07:00am October 07). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (07 Oct)0.5ft (0.2m)8s
Afternoon (07 Oct)0.5ft (0.2m)8s
Evening (07 Oct)3ft (0.9m)4s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Thu afternoon, min 11°C on Wed morning). Winds increasing (calm on Wed morning, fresh winds from the SW by Thu morning).

Wednesday
7
Thursday
8
Friday
9
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
Rating
(10 max)
0
0
0
0
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
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.5
SW
3
0.8
SW
4
1.2
SW
5
1.3
SW
5
1.3
SW
6
1.4
SW
6
1.6
SW
6
1.5
SW
6
1.3
SW
6
1.1
SW
6
0.9
SSW
6
0.8
SSW
6
0.7
SSW
6
0.6
SSW
6
0.8
WSW
5
0.9
WSW
4
0.2
SSE
9
0.6
SW
5
0.5
SW
5
Wave Graph
Metric surfscale
Energy kJ
4
4
4
4
5
18
63
96
107
124
175
161
124
95
61
43
28
20
36
28
7
13
11
Wind (km/h)
5
NW
5
W
15
SSW
25
SW
30
SW
35
SW
35
SW
35
SW
35
SW
35
SW
40
SW
30
WSW
25
WSW
25
WNW
20
NW
15
NW
15
WNW
20
WNW
25
W
30
WSW
20
W
25
NNW
20
NW
Wind State
off
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross
cross-off
off
off
High Tide
5:51AM0.94m
6:14PM0.92m
6:41AM1.01m
7:01PM0.92m
7:27AM1.06m
7:45PM0.91m
Low Tide
12:13PM0.04m
00:40AM0.01m
1:03PM0.01m
1:18AM-0.01m
1:49PM-0.01m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
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6:48
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—
—
—
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6:50
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—
—
—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:19
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—
—
—
—
—
—
6:16
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6:15
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 mm
—
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—
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—
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Temp °C
11
11
14
16
16
16
16
17
17
18
18
18
21
20
18
16
16
15
16
17
19
16
14
Feels °C
8
9
10
10
10
10
9
11
11
12
12
14
16
14
13
12
12
10
11
10
14
10
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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