Block Island Surf Break

Lat Long: 41.15° N 71.59° W

Issued: 1 pm 03 Jul 2026 (local time)

Forecast update in  hr  min

Today's Block Island sea temperature is
18.7° 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 (03 Jul):

  • Morning surf: Morning surf (03 Jul, local time) - 3.5ft (1.0m), 6s period with SSW swell.
  • Afternoon surf: Afternoon surf (03 Jul, local time) - 3.5ft (1.0m), 6s period with SW swell.
  • Evening surf: Evening surf (03 Jul, local time) - 4.5ft (1.3m), 5s period with SW swell.

The current surf forecast for Block Island at 5PM is: 1.1m 6s primary swell from a Southwest direction and 0.4m 9s secondary swell from a Southeast direction (forecast issued at 01:00pm July 03). The wind direction is predicted to be cross-shore.

Time (EDT) & DateWave HeightWave Period
Morning (03 Jul)3.5ft (1.0m)6s
Afternoon (03 Jul)3.5ft (1.0m)6s
Evening (03 Jul)4.5ft (1.3m)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 17mm), heaviest on Sat night. Warm (max 31°C on Fri afternoon, min 20°C on Sun night). Winds decreasing (fresh winds from the WSW on Fri night, calm by Sat afternoon).

Fri
3
Saturday
4
Sunday
5
Mon
6
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
2 AM
5 AM
8 AM
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)
0.9
SSW
6
0.9
SSW
6
1.1
SW
6
1.3
SW
5
1.1
SW
5
0.9
SW
5
0.8
SW
5
0.8
SW
5
0.4
SE
9
0.8
SW
5
0.8
SW
5
1
SW
5
0.9
SW
5
0.8
SW
5
0.8
SW
5
0.4
SE
8
0.4
SE
8
0.6
SSW
6
0.4
SE
8
0.4
SE
8
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
10
Wave Graph
Metric surfscale
Energy kJ
61
57
77
84
64
38
32
31
25
28
30
45
43
30
28
20
22
20
18
18
19
20
21
23
Wind (km/h)
20
WSW
25
SW
30
SW
35
WSW
25
W
20
WNW
15
WNW
20
W
20
WSW
25
SW
5
NNW
25
SW
25
WSW
25
WNW
25
NNE
20
NE
20
ENE
20
ESE
25
SE
25
ESE
20
SE
15
SSE
10
SSE
20
E
Wind State
cross
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross
cross
glassy
cross
cross
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
on
on
on
cross-on
High Tide
10:54AM0.76m
10:54PM0.87m
11:29AM0.78m
11:31PM0.84m
12:06PM0.81m
00:15AM0.81m
Low Tide
4:29PM0.16m
5:14AM0.08m
5:14PM0.17m
5:43AM0.08m
6:04PM0.18m
6:18AM0.08m
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
rain showers
rain showers
rain showers
rain showers
part cloud
clear
clear
part cloud
part cloud
clear
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:18
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:22
8:22
8:22
8:21
 mm
5
7
3
2
Temp °C
30
31
30
28
29
28
26
26
28
29
25
23
22
22
22
21
22
21
22
20
21
20
21
20
Feels °C
30
29
27
25
28
28
26
27
28
27
27
22
21
22
20
19
20
18
18
16
17
18
21
18
Swell 1
Height (m)
Direction
Period (s)
0.9
SSW
6
0.4
SE
10
0.4
SE
9
0.4
SE
9
1.1
SW
5
0.9
SW
5
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.3
SE
9
0.8
SW
5
0.6
SW
5
0.6
SW
5
0.6
SSW
6
0.5
SW
5
0.4
SE
8
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
10
Energy kJ
61
23
23
22
60
38
22
21
21
21
20
20
20
12
28
20
22
20
14
18
19
20
21
23
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.1
SE
7
0.1
SE
7
0.3
SE
9
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.2
SSW
5
0.2
SSW
5
0.2
SSW
5
0.2
SSW
5
0.2
SSW
5
Energy kJ
23
22
22
30
21
28
2
2
12
18
18
18
18
3
2
2
2
2
Swell 3
Height (m)
Direction
Period (s)
0.2
ESE
7
0.2
WSW
5
0.2
SSW
5
Energy kJ
4
3
2
Wind waves
Height (m)
Direction
Period (s)
0.9
SSW
6
1.1
SW
6
1.3
SW
5
1.1
SW
5
0.8
SW
5
0.8
SW
5
0.7
SW
5
0.8
SW
5
0.8
SW
5
1
SW
5
0.9
SW
5
0.8
SW
5
0.4
NW
3
0.4
NE
2
0.4
NE
3
0.4
ENE
3
0.4
E
3
0.4
ESE
3
0.5
SE
3
0.6
SE
4
0.6
SE
4
0.6
SE
4
Energy kJ
57
77
84
64
32
31
25
28
30
45
43
30
3
1
2
3
3
4
5
8
10
14
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
2
1
1
1
1
Distance (km)
24
1687
767
43
24
24
49
49
85
2593
102
642
256
26
163
1008
2371
1827
2593
3329
280
1067
1156
1098
Best forecast wave conditions in Rhode Island
Rating
(10 max)
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
2
2
1
2
2
1
2
2
2
1
1
1
2
2
2
3
3
1
1
2
1
3
3
3
Header Global
Rating
(10 max)
7
8
5
8
7
6
6
5
6
4
5
5
9
9
9
8
7
5
5
5
6
5
6
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
How to use the Wavefinder 

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