Block Island Surf Break

Lat Long: 41.15° N 71.59° W

Issued: 7 pm 09 Jun 2026 (local time)

Forecast update in  hr  min

Today's Block Island sea temperature is
14.0° C

1.0°C colder than average 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 (10 Jun):

  • Afternoon surf: Afternoon surf (10 Jun, local time) - 2.5ft (0.8m), 4s period with SW swell.
  • Evening surf: Evening surf (10 Jun, local time) - 3.5ft (1.1m), 5s period with SW swell.

The current surf forecast for Block Island at 12AM is: 1.1m 5s primary swell from a Southwest direction and 0.2m 7s secondary swell from a South-southeast direction, 0.1m 9s secondary swell from a Southeast direction (forecast issued at 07:00pm June 09). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (10 Jun)--
Afternoon (10 Jun)2.5ft (0.8m)4s
Evening (10 Jun)3.5ft (1.1m)5s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 10mm), heaviest on Wed night. Warm (max 24°C on Thu afternoon, min 16°C on Tue night). Winds decreasing (fresh winds from the SW on Wed night, calm by Thu night).

Tue
9
Wednesday
10
Thursday
11
Fri
12
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
2 AM
5 AM
8 AM
11 AM
2 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
1
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
SW
4
1.1
SW
5
1.1
SW
5
1.1
SW
5
1.1
SW
5
1.1
SW
5
1
SW
5
1
SW
5
1.2
SSW
5
1.4
SSW
6
1.7
SSW
6
1.9
SSW
6
1.9
SSW
7
1.9
SSW
7
1.5
SW
7
1.6
SSW
7
1.5
SSW
7
1.6
SSW
7
1.5
SSW
7
1.4
SSW
7
1.2
SSW
7
1.2
S
7
1
S
7
1
S
7
Wave Graph
Metric surfscale
Energy kJ
39
47
49
51
63
58
48
43
64
114
191
268
313
332
210
244
206
265
228
193
147
138
92
86
Wind (km/h)
30
SW
35
SW
30
SW
30
SW
30
SW
25
SW
25
SW
25
SW
30
SW
30
SSW
35
SW
35
SW
30
SW
30
WSW
20
WSW
25
SW
25
WSW
5
N
15
N
0
W
5
ENE
10
E
15
E
15
SE
Wind State
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross
glassy
off
glassy
cross
cross-on
cross-on
cross-on
High Tide
3:13PM0.87m
3:33AM0.73m
4:11PM0.94m
4:37AM0.74m
5:09PM1.02m
5:38AM0.77m
Low Tide
10:01PM0.14m
9:27AM0.05m
11:04PM0.08m
10:21AM0.02m
00:02AM0.02m
11:16AM-0.03m
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
light rain
light rain
light rain
cloud
part cloud
part cloud
clear
part cloud
rain showers
cloud
cloud
cloud
cloud
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>
8:16
8:17
8:17
8:19
 mm
2
4
3
1
Temp °C
18
16
16
16
16
16
17
17
17
17
17
17
18
18
20
20
24
21
19
19
19
17
17
17
Feels °C
11
9
10
11
12
12
13
13
13
13
12
13
15
15
20
18
23
23
19
22
21
17
16
16
Swell 1
Height (m)
Direction
Period (s)
0.2
SSE
7
0.2
SSE
7
0.2
SSE
7
0.2
SSE
7
0.2
SSE
6
0.2
SSE
6
0.2
SSE
6
0.2
SSE
6
0.1
SE
8
0.1
SE
8
0.1
SE
8
0.1
E
9
0.6
SSE
7
0.9
SSE
7
1.6
SSW
7
0.1
SE
9
1.5
SSW
7
1.4
SSW
7
1.2
SSW
7
1.2
S
7
1
S
7
1
S
7
Energy kJ
4
5
4
4
4
4
4
4
3
3
3
2
30
66
244
3
228
193
147
138
92
86
Swell 2
Height (m)
Direction
Period (s)
0.2
ESE
8
0.2
ESE
9
0.1
SE
9
0.1
SE
9
0.1
SE
9
0.1
SE
9
0.1
SE
9
0.1
SE
9
0.1
E
7
0.1
E
7
0.1
E
7
0.1
E
10
0.1
SE
9
0.1
SE
8
0.1
SE
9
0.1
SE
9
0.1
SE
9
0.1
SE
9
Energy kJ
6
8
3
3
3
3
3
3
1
1
1
2
3
3
3
3
3
3
Swell 3
Height (m)
Direction
Period (s)
0.2
E
6
0.1
E
6
0.1
E
7
0.1
E
8
0.1
E
8
0.1
E
7
0.1
E
8
0.1
E
8
0.1
E
9
0.1
E
7
0.1
SE
8
Energy kJ
3
1
1
1
1
1
1
1
2
1
2
Wind waves
Height (m)
Direction
Period (s)
1
SW
4
1.1
SW
5
1.1
SW
5
1.1
SW
5
1.1
SW
5
1.1
SW
5
1
SW
5
1
SW
5
1.2
SSW
5
1.4
SSW
6
1.7
SSW
6
1.9
SSW
6
1.9
SSW
7
1.9
SSW
7
1.5
SW
7
1.5
SSW
7
1.6
SSW
7
0.3
ENE
2
Energy kJ
39
47
49
51
63
58
48
43
64
114
191
268
313
332
210
206
265
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
2
1
2
1
2
2
2
1
1
1
1
1
Distance (km)
691
1067
249
207
249
634
966
2583
2583
204
195
415
226
219
24
25
24
0
0
0
24
24
25
1239
Best forecast wave conditions in Rhode Island
Rating
(10 max)
2
1
2
2
2
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
3
3
4
4
4
4
4
3
2
3
3
4
4
3
3
2
2
2
3
3
3
3
3
3
Header Global
Rating
(10 max)
5
5
5
5
5
8
7
8
9
8
7
6
7
6
6
5
6
6
5
6
6
7
8
8
  • 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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