Block Island Surf Break

Lat Long: 41.15° N 71.59° W

Issued: 1 pm 29 Jun 2026 (local time)

Forecast update in  hr  min

Today's Block Island sea temperature is
17.2° C

1.6°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 (29 Jun):

  • Morning surf: Morning surf (29 Jun, local time) - 1.5ft (0.4m), 9s period with SE swell.
  • Afternoon surf: Afternoon surf (29 Jun, local time) - 1.5ft (0.4m), 9s period with SE swell.
  • Evening surf: Evening surf (29 Jun, local time) - 1.5ft (0.5m), 9s period with SE swell.

The current surf forecast for Block Island at 8PM is: 0.5m 9s primary swell from a Southeast direction and 0.5m 6s secondary swell from a South direction (forecast issued at 01:00pm June 29). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (29 Jun)1.5ft (0.4m)9s
Afternoon (29 Jun)1.5ft (0.4m)9s
Evening (29 Jun)1.5ft (0.5m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Tue night. Warm (max 31°C on Thu morning, min 21°C on Tue night). Winds increasing (light winds from the S on Mon night, strong winds from the SW by Wed afternoon).

Mon
29
Tuesday
30
Wednesday
1
Thu
2
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
1
1
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)
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.5
SE
9
0.5
SE
9
0.5
SE
9
0.5
SE
9
0.4
SE
9
0.4
SE
8
0.4
SE
8
0.5
SE
8
1.2
SSW
5
1.3
SSW
5
1.6
SW
6
1.7
SW
6
1.7
SW
6
1.7
SW
6
1.8
SW
6
1.8
SW
6
1.8
SW
6
1.8
SW
7
1.8
SW
7
1.5
SW
7
1.4
SW
7
Wave Graph
Metric surfscale
Energy kJ
31
31
31
41
41
40
38
26
25
25
35
59
83
149
205
205
205
228
255
256
290
287
204
189
Wind (km/h)
5
SW
20
SSW
15
SSW
10
S
10
S
10
WSW
10
WSW
15
SW
20
SSW
25
SW
30
SSW
35
SSW
35
SW
35
SW
40
SW
35
WSW
35
WSW
35
SW
40
SW
25
SW
20
WSW
15
WSW
15
W
15
W
Wind State
cross
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross
cross
cross
cross-off
cross-off
High Tide
8:25AM0.71m
8:44PM0.93m
9:05AM0.73m
9:19PM0.92m
9:43AM0.74m
9:50PM0.91m
Low Tide
1:51PM0.12m
3:13AM0.09m
2:30PM0.12m
3:49AM0.08m
3:09PM0.13m
4:21AM0.07m
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:16
5:16
5:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:22
8:22
8:22
8:22
 mm
1
Temp °C
22
24
23
22
22
22
22
22
23
23
22
21
21
21
21
21
22
22
22
22
23
27
27
27
Feels °C
23
22
23
22
22
21
21
21
21
20
18
16
16
16
16
16
17
18
17
20
22
29
29
29
Swell 1
Height (m)
Direction
Period (s)
0.6
S
6
0.6
S
6
0.6
S
6
0.5
SE
9
0.5
SE
9
0.5
SE
9
0.5
SE
9
0.4
SE
9
0.4
SE
8
0.4
SE
8
0.5
SE
8
0.5
SE
9
0.5
SE
9
0.4
SE
9
0.4
SE
8
0.4
SE
8
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
9
0.4
SE
9
0.4
SE
9
1.5
SW
7
1.4
SW
7
Energy kJ
29
28
27
41
41
40
38
26
25
25
35
39
39
26
25
25
23
23
23
23
22
22
204
189
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.5
S
6
0.5
S
6
0.5
S
6
0.5
SSW
6
0.3
SSW
6
0.3
SSW
6
0.2
ESE
10
0.4
SE
9
0.4
SE
9
Energy kJ
31
31
31
20
20
19
20
7
7
10
22
22
Swell 3
Height (m)
Direction
Period (s)
0.1
S
6
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
Energy kJ
1
10
10
10
Wind waves
Height (m)
Direction
Period (s)
0.2
SSW
2
0.2
WSW
2
0.3
SW
3
0.3
SW
3
0.6
SSW
3
0.9
SW
4
1.2
SSW
5
1.3
SSW
5
1.6
SW
6
1.7
SW
6
1.7
SW
6
1.7
SW
6
1.8
SW
6
1.8
SW
6
1.8
SW
6
1.8
SW
7
1.8
SW
7
Energy kJ
1
1
1
1
7
23
59
83
149
205
205
205
228
255
256
290
287
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
1
2
1
2
Distance (km)
24
1307
1257
1493
24
24
24
24
221
1696
776
1157
1687
608
415
415
211
226
217
24
24
24
24
24
Best forecast wave conditions in Rhode Island
Rating
(10 max)
1
1
1
2
2
1
Best forecast wave conditions in United States
Rating
(10 max)
1
3
1
1
1
2
1
2
4
1
1
1
2
2
2
2
2
2
1
2
2
3
2
2
Header Global
Rating
(10 max)
5
6
6
5
5
5
5
5
5
5
4
5
5
5
5
5
5
4
4
5
5
5
5
7
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Block Island surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest