Block Island surfForecast / Rhode Island / USA

information circle48hr Weather and Surf, issued 1 am Saturday 02 May 2026 EDT
Forecast update in hr  min  s Forecast update imminent
Block Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Block Island sea temperature is
8.0° C
(Which is slightly cooler than normal)

How big are the waves at Block Island today?

The current surf forecast for Block Island at 5AM is: 0.7m 9s primary swell from a East-southeast direction and 0.8m 4s secondary swell from a Southwest direction (forecast issued at 01:00am May 02). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (02 May)2.5ft (0.7m)8s
Afternoon (02 May)2.5ft (0.7m)9s
Evening (02 May)2.5ft (0.7m)9s

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 8mm), mostly falling on Sat afternoon. Very mild (max 13°C on Mon night, min 6°C on Sun morning). Winds increasing (calm on Sat night, fresh winds from the SW by Mon morning).

Saturday
2
Sunday
3
Monday
4
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
5 PM
8 PM
11 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
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.7
ESE
9
0.7
ESE
9
0.7
ESE
8
0.7
ESE
9
0.7
ESE
9
0.7
ESE
9
0.7
ESE
9
0.7
ESE
9
0.7
ESE
9
0.7
ESE
9
0.6
ESE
9
0.6
E
9
0.8
SSE
7
0.9
ESE
8
0.8
SSE
9
0.8
ESE
8
0.7
E
8
0.7
E
9
0.6
E
9
1.4
SW
5
1.4
SW
6
1.3
SSW
6
1.2
SSW
6
1.3
SSW
6
Wave Graph
Metric surfscale
Energy kJ
79
77
75
77
77
77
79
79
82
82
62
55
67
113
106
92
69
78
57
106
123
97
96
119
Wind (km/h)
20
SW
25
SW
20
SSW
25
SSW
20
SW
10
SW
5
SSW
5
SSE
25
N
25
NNW
30
NW
25
NW
20
W
30
W
30
WNW
20
WNW
15
W
15
WSW
25
WSW
35
SW
35
SW
25
SSW
25
SSW
30
SW
cross
cross-on
cross-on
cross-on
cross
cross
cross-on
glassy
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
High Tide
9:07AM0.73m
9:22PM0.94m
9:42AM0.70m
9:58PM0.91m
10:17AM0.68m
10:33PM0.87m
Low Tide
3:10AM0.00m
2:26PM0.06m
3:45AM0.03m
2:55PM0.07m
4:21AM0.06m
3:29PM0.09m
part cloud
clear
part cloud
cloud
cloud
light rain
light rain
light rain
light rain
cloud
clear
part cloud
cloud
cloud
clear
clear
cloud
cloud
part cloud
clear
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:43
5:41
5:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:44
7:45
7:45
2
2
2
2
Temp °C
10
9
10
10
9
9
9
9
8
7
6
9
11
12
12
11
10
11
11
11
10
11
11
13
5
3
5
4
5
6
7
7
2
0
-2
2
5
4
4
5
5
6
5
3
3
5
5
7
Swell 1
Height (m)
Direction
Period (s)
0.7
ESE
9
0.7
ESE
9
0.7
ESE
8
0.7
ESE
9
0.7
ESE
9
0.7
ESE
9
0.7
ESE
9
0.7
ESE
9
0.7
ESE
9
0.7
ESE
9
0.6
ESE
9
0.6
E
9
0.8
SSE
7
0.9
ESE
8
0.9
ESE
8
0.9
WSW
6
0.7
E
8
0.7
E
9
0.6
E
9
0.5
E
9
0.5
E
9
0.4
E
9
0.3
E
8
0.2
E
8
Energy kJ
79
77
75
77
77
77
79
79
82
82
62
55
67
113
99
57
69
78
57
38
38
23
13
6
Swell 2
Height (m)
Direction
Period (s)
0.1
S
7
0.1
SE
4
0.5
SSW
4
0.5
SSW
4
0.4
SSW
4
0.3
SSW
4
0.2
S
4
0.4
SSE
6
0.6
ESE
9
0.7
S
7
0.8
SSE
9
0.8
ESE
8
0.7
SW
5
0.5
S
8
0.5
S
8
0.4
S
8
Energy kJ
1
1
12
11
6
3
1
16
58
54
106
92
27
30
29
19
Swell 3
Height (m)
Direction
Period (s)
0.1
S
7
0.1
S
5
0.1
S
5
0.2
S
7
0.4
SSW
7
0.2
SSE
10
0.7
SSE
8
0.6
S
8
Energy kJ
1
1
1
4
17
10
70
46
Wind waves
Height (m)
Direction
Period (s)
0.8
SW
4
0.8
SW
4
0.8
SW
5
0.8
SW
5
0.7
SW
5
0.7
SSW
5
0.5
NNW
3
0.8
NW
4
0.8
WNW
4
1.1
W
4
1.2
WSW
5
1.1
WSW
5
0.6
SW
5
0.8
SW
6
1.4
SW
5
1.4
SW
6
1.3
SSW
6
1.2
SSW
6
1.3
SSW
6
Energy kJ
21
25
30
28
23
19
5
16
16
48
69
55
14
43
106
123
97
96
119
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)
26
131
131
117
24
24
59
42
59
141
141
117
25
25
25
24
24
24
26
131
131
131
195
204
Best forecast wave conditions in Rhode Island
Rating
(10 max)
1
1
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
1
2
1
3
2
1
1
1
1
2
3
1
1
3
3
1
4
4
3
3
3
1
2
2
Header Global
Rating
(10 max)
5
5
4
4
4
4
4
4
4
4
4
5
4
4
4
4
4
5
5
5
4
5
4
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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