Block Island Surf Break

Lat Long: 41.15° N 71.59° W

Issued: 7 pm 04 Jul 2026 (local time)

Forecast update in  hr  min

Today's Block Island sea temperature is
19.1° 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 (05 Jul):

  • Morning surf: Morning surf (05 Jul, local time) - 1.5ft (0.4m), 8s period with SE swell.
  • Afternoon surf: Afternoon surf (05 Jul, local time) - 1.5ft (0.4m), 8s period with SE swell.
  • Evening surf: Evening surf (05 Jul, local time) - 1.5ft (0.4m), 8s period with SE swell.

The current surf forecast for Block Island at 12AM is: 0.4m 9s primary swell from a Southeast direction and 0.6m 4s secondary swell from a Southwest direction (forecast issued at 07:00pm July 04). The wind direction is predicted to be offshore.

Time (EDT) & DateWave HeightWave Period
Morning (05 Jul)1.5ft (0.4m)8s
Afternoon (05 Jul)1.5ft (0.4m)8s
Evening (05 Jul)1.5ft (0.4m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 77mm), heaviest during Sun night. Warm (max 29°C on Sat night, min 16°C on Mon morning). Winds increasing (calm on Sun afternoon, strong winds from the ESE by Mon morning).

Sat
4
Sunday
5
Monday
6
Tue
7
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
1
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)
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.3
SE
9
0.3
SE
9
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
9
0.4
SE
9
0.4
SE
9
1.8
E
6
2.1
ESE
6
2.1
ESE
7
2.2
ESE
7
2.2
ESE
7
2.2
ESE
7
2.1
ESE
7
1.7
ESE
7
1.5
ESE
7
1.3
ESE
7
1.2
ESE
7
Wave Graph
Metric surfscale
Energy kJ
22
23
20
12
13
18
18
18
18
18
19
20
25
202
361
406
423
408
444
397
277
210
149
124
Wind (km/h)
20
SW
15
SW
20
NW
15
NNW
15
N
10
ENE
5
S
5
S
5
SE
15
E
20
E
25
E
35
E
50
ESE
45
ESE
40
ESE
40
E
40
E
40
E
35
ESE
30
E
25
NE
40
NE
40
NNE
Wind State
cross
cross
off
off
off
cross-off
cross-on
glassy
cross-on
cross-on
cross
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-off
cross-off
cross-off
High Tide
11:31PM0.84m
12:06PM0.81m
00:15AM0.81m
12:49PM0.84m
1:03AM0.77m
1:38PM0.88m
Low Tide
5:14PM0.17m
5:43AM0.08m
6:04PM0.18m
6:18AM0.08m
7:02PM0.18m
7:00AM0.08m
clear
part cloud
light rain
mod rain
light rain
cloud
part cloud
cloud
light rain
light rain
light rain
mod rain
heavy rain
mod rain
mod rain
mod rain
mod rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:18
5:20
5:20
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:22
8:22
8:21
8:21
 mm
2
8
1
1
2
2
7
16
7
7
8
9
1
1
3
1
1
Temp °C
30
29
24
21
21
21
21
22
22
22
20
19
19
17
16
17
18
18
19
19
19
19
18
17
Feels °C
29
29
24
22
22
23
23
24
24
23
19
17
16
9
9
12
13
12
14
15
17
18
13
11
Swell 1
Height (m)
Direction
Period (s)
0.4
SE
9
0.4
SE
9
0.7
SW
4
0.5
SW
4
0.3
SE
9
0.5
SW
4
0.4
SSW
5
0.4
SSW
5
0.4
SSW
5
0.4
SSW
5
0.4
SSW
5
0.4
SSW
5
0.4
SW
5
0.2
SSW
5
0.2
SSW
5
0.1
SW
5
0.1
SW
6
0.2
SSW
6
0.3
SW
6
0.4
SW
5
0.4
SSW
5
1.3
ESE
7
1.2
ESE
7
Energy kJ
20
20
20
10
12
10
9
9
10
10
10
10
6
3
3
1
2
3
5
7
11
149
124
Swell 2
Height (m)
Direction
Period (s)
0.4
SE
9
0.3
SE
9
0.1
SE
7
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
8
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.1
SE
10
0.4
SSW
5
0.4
SSW
5
0.4
SSW
5
Energy kJ
20
12
2
18
18
18
18
18
19
20
22
4
10
9
9
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
7
0.1
SE
7
0.2
N
3
0.2
NNE
3
0.1
SE
10
0.1
S
6
0.2
SSW
5
Energy kJ
2
2
1
1
4
1
3
Wind waves
Height (m)
Direction
Period (s)
0.7
SW
5
0.8
SW
4
0.4
NW
3
0.6
WSW
4
0.3
N
2
0.2
ENE
2
0.6
ENE
4
0.6
E
4
0.9
E
4
1.8
E
6
2.1
ESE
6
2.1
ESE
7
2.2
ESE
7
2.2
ESE
7
2.2
ESE
7
2.1
ESE
7
1.7
ESE
7
1.5
ESE
7
Energy kJ
22
23
2
13
1
1
10
11
25
202
361
406
423
408
444
397
277
210
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
1
1
1
Distance (km)
767
2371
359
256
769
1541
445
3330
1696
3426
409
256
1084
1098
1098
1580
1067
674
410
347
157
24
419
115
Best forecast wave conditions in Rhode Island
Rating
(10 max)
1
Best forecast wave conditions in United States
Rating
(10 max)
2
2
2
2
2
2
3
1
1
2
2
2
3
3
3
2
2
1
3
3
3
2
1
Header Global
Rating
(10 max)
5
5
9
9
9
8
7
6
5
5
6
5
5
5
9
8
8
8
7
8
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
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