Block Island Surf Break
Lat Long: 41.15° N 71.59° W

Block Island 48 hour detailed Surf Forecast

Weather Forecast for Block Island

Issued: 7 pm 08 Jun 2026 (local time)

Forecast update in  hr  min

Today's Block Island sea temperature is
14.0° 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 (09 Jun):

  • Morning surf: Morning surf (09 Jun, local time) - 2.5ft (0.7m), 4s period with WSW swell.
  • Afternoon surf: Afternoon surf (09 Jun, local time) - 3.5ft (1.0m), 4s period with SW swell.
  • Evening surf: Evening surf (09 Jun, local time) - 3.5ft (1.1m), 5s period with SW swell.

The current surf forecast for Block Island at 1AM is: 0.3m 6s primary swell from a South-southwest direction and 0.3m 7s secondary swell from a East direction, 0.5m 3s secondary swell from a Southwest direction (forecast issued at 07:00pm June 08). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (09 Jun)2.5ft (0.7m)4s
Afternoon (09 Jun)3.5ft (1.0m)4s
Evening (09 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

Light rain (total 5mm), mostly falling on Wed afternoon. Warm (max 21°C on Thu afternoon, min 16°C on Mon night). Mainly fresh winds.

Mon
8
Tuesday
9
Wednesday
10
Thu
11
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
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)
0.7
ENE
6
0.4
SSW
6
0.4
ENE
7
0.3
E
7
0.7
WSW
4
0.8
WSW
4
0.7
WSW
4
0.8
SW
4
1.2
SW
5
1.1
SW
5
1.1
SW
5
1.1
SW
5
1.2
SW
5
1.2
SW
5
1.2
SW
5
1.2
SW
5
1.3
SSW
5
1.5
SSW
6
1.4
SSW
6
1.6
SSW
6
1.1
SW
7
1.6
SSW
7
1.3
SSW
7
1.5
SSW
7
Wave Graph
Metric surfscale
Energy kJ
34
13
17
8
11
16
13
24
63
63
51
51
74
77
74
74
90
134
135
185
116
216
150
217
Wind (km/h)
20
SSW
20
SW
25
SW
25
WSW
25
WSW
30
WSW
30
WSW
30
SW
35
SW
35
SW
30
SW
30
SW
30
SW
30
SW
30
SW
30
SW
25
SSW
25
SSW
30
SW
30
SW
30
SW
25
SW
25
WSW
30
SW
Wind State
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
High Tide
2:18PM0.80m
2:31AM0.73m
3:13PM0.87m
3:33AM0.73m
4:11PM0.94m
4:37AM0.74m
Low Tide
8:50PM0.19m
8:36AM0.09m
10:01PM0.14m
9:27AM0.05m
11:04PM0.08m
10:21AM0.02m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloud
cloud
light rain
cloud
part cloud
rain showers
light rain
cloud
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>
8:16
8:16
8:17
8:17
 mm
3
1
1
Temp °C
15
16
17
16
16
16
17
18
17
16
16
16
16
17
17
16
16
16
17
17
17
17
19
20
Feels °C
12
12
12
11
11
10
11
11
9
9
10
11
11
12
13
12
13
13
14
13
13
15
18
18
Swell 1
Height (m)
Direction
Period (s)
0.7
ENE
6
0.4
ENE
5
0.4
ENE
7
0.3
SSW
6
0.3
SSW
6
0.3
SSW
6
0.3
SSW
6
0.2
SSE
7
0.2
ESE
9
0.2
ESE
8
0.1
SE
9
0.1
SE
9
0.2
SSE
6
0.2
SSE
6
0.2
SSE
6
0.1
SE
9
0.1
SE
8
0.1
SE
9
0.1
SE
8
0.1
E
9
1.2
S
6
1.6
SSW
7
1.3
SSW
7
1.5
SSW
7
Energy kJ
34
8
17
8
8
8
8
5
7
7
3
3
4
4
4
3
3
3
3
2
116
216
150
217
Swell 2
Height (m)
Direction
Period (s)
0.5
SSW
6
0.4
SSW
6
0.4
SSW
6
0.3
E
7
0.2
ESE
8
0.2
ESE
8
0.2
SSE
7
0.2
ESE
8
0.1
SE
7
0.2
SSE
7
0.1
SE
7
0.1
S
7
0.1
SE
9
0.2
ESE
8
0.1
SE
9
0.1
SE
7
0.1
E
7
0.1
E
7
0.6
SSE
7
Energy kJ
24
13
13
8
6
6
5
6
2
5
2
1
3
7
3
2
1
1
32
Swell 3
Height (m)
Direction
Period (s)
0.3
SSE
6
0.3
SSE
7
0.3
SE
8
0.2
ESE
8
0.2
E
5
0.2
SSE
7
0.2
ESE
8
0.1
E
6
0.1
E
6
0.1
SE
7
0.1
SE
7
0.1
E
8
0.1
E
7
0.1
E
8
0.1
E
8
0.1
E
9
0.1
E
8
Energy kJ
8
9
9
6
2
4
6
1
1
2
2
1
1
1
1
2
1
Wind waves
Height (m)
Direction
Period (s)
0.4
SW
3
0.6
WSW
3
0.7
WSW
4
0.8
WSW
4
0.7
WSW
4
0.8
SW
4
1.2
SW
5
1.1
SW
5
1.1
SW
5
1.1
SW
5
1.2
SW
5
1.2
SW
5
1.2
SW
5
1.2
SW
5
1.3
SSW
5
1.5
SSW
6
1.4
SSW
6
1.6
SSW
6
1.1
SW
7
Energy kJ
2
7
11
16
13
24
63
63
51
51
74
77
74
74
90
134
135
185
111
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
Distance (km)
131
161
642
767
256
415
415
2392
2581
767
249
207
249
249
966
2583
2583
2371
1226
249
24
24
178
24
Best forecast wave conditions in Rhode Island
Rating
(10 max)
2
1
1
Best forecast wave conditions in United States
Rating
(10 max)
2
4
4
4
4
4
4
3
3
3
4
4
4
4
4
3
2
2
3
4
4
3
3
2
Header Global
Rating
(10 max)
6
9
9
8
7
6
5
5
5
5
5
4
7
8
8
9
9
9
7
6
8
6
6
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
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