Block Island Surf Break

Lat Long: 41.15° N 71.59° W

Issued: 1 am 15 Jun 2026 (local time)

Forecast update in  hr  min

Today's Block Island sea temperature is
16.0° C

Normal for this time of year

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 (15 Jun):

  • Morning surf: Morning surf (15 Jun, local time) - 3.5ft (1.1m), 6s period with S swell.
  • Afternoon surf: Afternoon surf (15 Jun, local time) - 2.5ft (0.7m), 6s period with SSE swell.
  • Evening surf: Evening surf (15 Jun, local time) - 4ft (1.2m), 8s period with S swell.

The current surf forecast for Block Island at 6AM is: 1.1m 6s primary swell from a South-southwest direction and 0.2m 8s secondary swell from a East-southeast direction (forecast issued at 01:00am June 15). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (15 Jun)3.5ft (1.1m)6s
Afternoon (15 Jun)2.5ft (0.7m)6s
Evening (15 Jun)4ft (1.2m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 23°C on Mon afternoon, min 15°C on Mon night). Winds decreasing (fresh winds from the SW on Tue afternoon, light winds from the S by Wed morning).

Monday
15
Tuesday
16
Wednesday
17
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
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
0
0
0
1
0
0
1
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)
1.2
S
5
1.1
SSW
6
1.1
S
6
1
S
6
0.7
SSE
6
1
S
7
1.2
S
7
1.2
S
8
1.2
S
8
1.1
S
8
1
S
8
0.9
S
8
0.9
S
8
1.1
SSW
8
1.2
SSW
8
0.8
S
8
0.7
S
7
0.7
S
7
0.7
S
7
0.7
S
7
0.7
S
7
0.8
S
7
0.7
SSE
6
1.1
S
7
Wave Graph
Metric surfscale
Energy kJ
85
80
77
66
39
102
156
169
173
145
115
90
90
128
161
72
54
51
47
46
45
59
36
127
Wind (km/h)
25
SW
15
S
20
SSW
20
NW
25
WSW
30
W
25
NW
30
NW
30
NW
25
NW
15
NW
10
WSW
25
SW
30
SW
30
SW
25
SW
15
SSW
15
S
20
SSE
10
S
20
SE
15
S
15
SSE
15
SSE
Wind State
cross-on
cross-on
cross-on
cross-off
cross
cross-off
off
off
off
off
off
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
on
on
on
on
High Tide
8:28AM0.88m
8:55PM1.17m
9:23AM0.91m
9:49PM1.14m
10:19AM0.92m
10:42PM1.07m
Low Tide
2:47AM-0.07m
2:07PM-0.11m
3:40AM-0.08m
3:07PM-0.09m
4:34AM-0.07m
4:11PM-0.05m
light rain
light rain
cloud
part cloud
clear
clear
cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
cloud
cloud
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:13
5:13
5:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:20
8:20
8:21
 mm
2
1
Temp °C
19
19
19
19
21
23
22
19
16
15
15
17
18
19
18
18
18
18
18
18
18
18
18
18
Feels °C
17
19
18
17
18
18
17
13
10
10
12
14
13
13
13
14
16
16
15
17
15
18
17
17
Swell 1
Height (m)
Direction
Period (s)
0.2
ESE
8
1.1
SSW
6
0.2
ESE
8
1
S
6
0.7
SSE
6
1
S
7
1.2
S
7
1.2
S
8
1.2
S
8
1.1
S
8
1
S
8
0.9
S
8
0.9
S
8
0.1
E
7
0.1
E
8
0.8
S
8
0.7
S
7
0.7
S
7
0.7
S
7
0.7
S
7
0.7
S
7
0.8
S
7
0.7
SSE
6
1.1
S
7
Energy kJ
7
80
7
66
39
102
156
169
173
145
115
90
90
1
1
72
54
51
47
46
45
59
36
127
Swell 2
Height (m)
Direction
Period (s)
0.2
ESE
8
0.2
ESE
8
0.7
SW
6
0.2
ESE
8
0.2
ESE
8
0.2
ESE
8
0.2
E
8
0.2
E
8
0.1
E
8
0.3
NNW
3
0.1
E
7
0.1
E
8
0.1
E
6
0.1
E
8
0.3
W
4
0.5
SW
4
0.4
SW
4
0.3
SW
4
0.1
SE
16
0.1
SE
16
0.5
SSW
7
0.1
SE
16
Energy kJ
7
7
32
6
6
6
5
5
1
2
1
1
1
1
3
8
6
3
10
10
29
10
Swell 3
Height (m)
Direction
Period (s)
0.2
ESE
8
0.1
E
6
0.1
E
7
0.1
E
7
0.1
E
6
0.1
E
8
0.1
E
6
0.1
E
8
0.1
E
6
0.1
E
8
0.1
E
6
0.1
E
6
0.1
E
6
0.1
E
6
0.1
E
6
0.1
SE
16
0.1
SE
16
Energy kJ
7
1
1
1
1
1
1
1
1
1
1
1
1
1
1
10
9
Wind waves
Height (m)
Direction
Period (s)
1.2
S
5
1.1
S
6
0.7
WSW
4
0.5
WNW
4
0.7
NW
4
0.9
NW
4
0.8
NW
4
0.6
NNW
4
0.3
WNW
4
0.4
WSW
3
1.1
SSW
8
1.2
SSW
8
0.9
SW
5
0.7
SSW
4
0.3
SSW
4
0.2
SSE
2
0.4
SE
3
0.4
SE
3
0.5
SE
4
Energy kJ
85
77
13
7
13
28
20
9
2
2
128
161
31
18
3
1
2
3
7
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
Distance (km)
237
221
204
29
24
81
0
25
26
0
24
24
26
24
767
204
25
605
445
409
436
340
270
198
Best forecast wave conditions in Rhode Island
Rating
(10 max)
1
1
1
1
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
2
2
1
1
3
4
3
3
2
2
3
3
3
4
4
4
4
1
1
3
4
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
5
5
8
5
4
5
5
7
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
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