Block Island Surf Break

Lat Long: 41.15° N 71.59° W

Issued: 1 am 16 Jun 2026 (local time)

Forecast update in  hr  min

Today's Block Island sea temperature is
15.9° C

Slightly cooler than normal

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 (16 Jun):

  • Morning surf: Morning surf (16 Jun, local time) - 3.5ft (1.0m), 8s period with S swell.
  • Afternoon surf: Afternoon surf (16 Jun, local time) - 3ft (0.9m), 8s period with S swell.
  • Evening surf: Evening surf (16 Jun, local time) - 4.5ft (1.4m), 7s period with SSW swell.

The current surf forecast for Block Island at 6AM is: 1.0m 8s primary swell from a South direction and 0.2m 8s secondary swell from a East direction (forecast issued at 01:00am June 16). An open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (EDT) & DateWave HeightWave Period
Morning (16 Jun)3.5ft (1.0m)8s
Afternoon (16 Jun)3ft (0.9m)8s
Evening (16 Jun)4.5ft (1.4m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 3mm), mostly falling on Thu morning. Warm (max 23°C on Thu night, min 15°C on Tue morning). Winds increasing (light winds from the SW on Tue night, strong winds from the S by Thu morning).

Tuesday
16
Wednesday
17
Thursday
18
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
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)
1.1
S
8
1
S
8
1
S
8
0.9
S
8
0.9
S
8
1.2
SSW
8
1.4
SSW
7
0.8
S
7
1.1
SSW
7
0.9
SSW
7
0.8
SSW
7
0.8
S
7
0.7
S
7
0.7
S
7
0.8
S
7
0.8
S
7
1.1
S
7
1.1
S
7
1.3
S
7
1.8
S
6
2.1
S
6
2.2
SSW
7
2.3
SSW
7
2
SW
7
Wave Graph
Metric surfscale
Energy kJ
146
121
118
93
90
150
220
70
121
91
65
61
46
44
60
60
114
111
154
237
361
431
505
355
Wind (km/h)
30
NW
25
NW
20
NW
15
W
30
SW
30
SW
35
SW
25
SW
15
WSW
10
SW
15
S
15
SSE
25
SSE
15
S
20
SSE
20
SSE
20
S
20
S
30
S
45
S
45
SSW
35
SSW
40
SW
25
WSW
Wind State
cross-off
off
cross-off
cross-off
cross
cross
cross-on
cross
cross
cross
on
on
on
cross-on
on
on
on
cross-on
on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
9:23AM0.91m
9:49PM1.14m
10:19AM0.92m
10:42PM1.07m
11:16AM0.93m
Low Tide
3:40AM-0.08m
3:07PM-0.09m
4:34AM-0.07m
4:11PM-0.05m
5:27AM-0.05m
5:19PM0.01m
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
light rain
rain showers
cloud
rain showers
part cloud
clear
<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
8:21
8:21
 mm
1
1
1
Temp °C
15
14
15
18
19
19
18
18
18
18
18
18
18
19
19
19
20
19
19
20
20
20
22
23
Feels °C
9
8
11
14
13
13
12
14
16
17
16
16
14
18
18
18
19
18
16
14
15
16
17
20
Swell 1
Height (m)
Direction
Period (s)
1.1
S
8
1
S
8
1
S
8
0.9
S
8
0.9
S
8
0.1
E
6
0.1
E
6
0.8
S
7
0.1
E
6
0.9
SSW
7
0.8
SSW
7
0.8
S
7
0.7
S
7
0.7
S
7
0.8
S
7
0.8
S
7
0.1
SE
15
0.1
SE
15
0.1
SE
15
0.1
SE
14
0.1
SE
14
0.1
SE
14
0.1
SE
14
1.2
SSE
8
Energy kJ
146
121
118
93
90
1
1
70
1
91
65
61
46
44
60
60
9
8
8
8
8
8
8
187
Swell 2
Height (m)
Direction
Period (s)
0.2
E
8
0.2
E
8
0.2
E
8
0.1
E
8
0.1
E
6
0.1
E
8
0.1
E
8
0.1
E
6
0.1
E
8
0.1
E
6
0.1
E
6
0.1
E
6
0.4
SW
4
0.1
SE
16
0.1
SE
16
0.1
SE
16
0.1
SE
15
0.1
SE
15
0.1
E
7
0.1
E
7
0.1
E
7
0.1
E
7
0.1
SE
14
Energy kJ
5
5
5
1
1
1
1
1
1
1
1
1
4
10
10
10
9
8
1
1
1
1
8
Swell 3
Height (m)
Direction
Period (s)
0.1
E
6
0.1
E
6
0.1
E
6
0.1
E
6
0.1
E
8
0.1
E
8
0.1
S
16
0.1
E
8
0.1
E
8
0.1
S
16
0.1
SE
16
0.1
E
6
0.1
E
7
0.1
SE
16
0.1
E
12
Energy kJ
1
1
1
1
1
1
5
1
1
5
10
1
1
9
3
Wind waves
Height (m)
Direction
Period (s)
0.8
NW
4
0.8
NW
4
0.6
NW
4
0.5
NW
3
0.6
W
3
1.2
SSW
8
1.4
SSW
7
1
SW
5
1.1
SSW
7
0.3
SSE
3
0.4
SSW
3
0.4
SE
3
0.4
SSE
3
1.1
S
7
1.1
S
7
1.3
S
7
1.8
S
6
2.1
S
6
2.2
SSW
7
2.3
SSW
7
2
SW
7
Energy kJ
16
23
9
6
8
150
220
49
121
1
4
2
4
114
111
154
237
361
431
505
355
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
3
3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
2
Distance (km)
25
25
24
24
642
670
665
645
25
24
482
436
912
397
207
634
642
26
2375
1528
3373
1541
152
26
Best forecast wave conditions in Rhode Island
Rating
(10 max)
1
1
1
1
1
1
1
2
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
3
1
1
3
4
4
4
4
4
3
1
1
3
4
4
3
4
2
2
2
3
Header Global
Rating
(10 max)
5
5
5
4
4
4
5
5
5
7
5
4
4
5
5
9
9
7
6
5
6
6
5
5
  • 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

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