Block Island surfForecast / Rhode Island / USA

information circle48hr Weather and Surf, issued 1 pm 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 8PM is: 0.7m 9s primary swell from a East-southeast direction and 0.5m 5s secondary swell from a Southwest direction (forecast issued at 01:00pm May 02). The wind direction is predicted to be glassy.

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 7mm), mostly falling on Sat night. Very mild (max 13°C on Sun afternoon, min 6°C on Sun morning). Winds increasing (calm on Sat night, fresh winds from the W by Sun afternoon).

Sat
2
Sunday
3
Monday
4
Tue
5
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
2
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>
<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
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
0.6
E
8
0.8
ESE
8
0.9
ESE
8
0.8
ESE
8
0.9
SSW
8
0.7
E
8
0.6
E
9
1.6
SW
6
1.6
SW
6
1.6
SSW
6
1.7
SSW
6
1.5
SSW
6
1.5
SSW
6
1.6
SSW
6
1.8
SSW
6
Wave Graph
Metric surfscale
Energy kJ
77
77
77
79
79
82
82
61
55
52
78
99
92
105
71
56
145
165
177
218
186
175
197
253
Wind (km/h)
20
SSW
15
SW
5
SW
5
NE
10
NE
20
N
25
NNW
30
NW
30
NW
35
W
30
WNW
20
WNW
15
WNW
15
W
20
SW
30
WSW
35
SW
35
SW
35
SSW
35
SW
30
SW
30
SSW
30
SSW
35
SSW
cross-on
cross
cross
glassy
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-on
cross-on
cross-on
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
2:26PM0.06m
3:45AM0.03m
2:55PM0.07m
4:21AM0.06m
3:29PM0.09m
4:58AM0.10m
cloud
cloud
light rain
light rain
light rain
light rain
cloud
clear
clear
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:41
5:39
5:39
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:44
7:45
7:45
7:46
1
3
2
1
Temp °C
10
10
9
9
10
8
7
6
9
12
13
12
11
10
11
11
11
11
11
11
12
12
12
11
5
6
7
8
7
2
0
-2
1
3
5
6
6
5
6
4
3
4
4
4
6
6
6
4
Swell 1
Height (m)
Direction
Period (s)
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
0.6
E
8
0.8
ESE
8
0.9
ESE
8
0.8
ESE
8
0.9
SSW
8
0.7
E
8
0.6
E
9
0.5
E
9
0.4
E
9
0.3
E
9
0.3
E
9
0.2
E
9
0.2
E
8
0.2
E
8
0.1
E
8
Energy kJ
77
77
77
79
79
82
82
61
55
52
78
99
92
105
71
56
38
25
14
14
6
6
5
1
Swell 2
Height (m)
Direction
Period (s)
0.6
SSW
5
0.5
SW
5
0.4
SW
4
0.3
SSW
4
0.2
SSW
4
0.3
S
5
0.4
S
6
0.4
SSE
7
0.6
S
7
0.5
S
7
0.7
SW
6
0.7
ESE
8
0.6
S
8
0.5
S
8
0.1
SE
9
0.1
SE
9
Energy kJ
15
10
5
3
2
4
11
18
40
23
30
72
43
30
3
3
Swell 3
Height (m)
Direction
Period (s)
0.1
S
5
0.1
S
7
0.1
SW
4
0.1
NE
4
0.3
SSW
7
0.2
SSW
7
0.4
SSE
8
0.6
S
8
0.2
SSW
6
0.2
NNW
3
Energy kJ
1
1
1
1
9
5
23
45
4
1
Wind waves
Height (m)
Direction
Period (s)
0.8
SW
5
0.7
SW
5
0.3
N
2
0.7
N
4
0.7
NNW
4
0.8
WNW
4
1.2
W
5
1.3
W
5
1
W
5
0.5
NW
4
0.8
WSW
5
0.6
SW
5
1
SW
4
1.6
SW
6
1.6
SW
6
1.6
SSW
6
1.7
SSW
6
1.5
SSW
6
1.5
SSW
6
1.6
SSW
6
1.8
SSW
6
Energy kJ
28
23
1
12
13
19
60
85
43
6
30
17
39
145
165
177
218
186
175
197
253
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
Distance (km)
131
24
24
131
25
59
141
141
170
117
155
24
24
0
26
133
362
131
198
24
24
24
24
24
Best forecast wave conditions in Rhode Island
Rating
(10 max)
1
1
1
2
1
1
1
1
1
Best forecast wave conditions in United States
Rating
(10 max)
3
3
1
2
1
1
3
3
4
4
3
1
1
4
3
4
3
3
2
2
3
3
2
2
Header Global
Rating
(10 max)
5
4
4
4
4
4
4
4
5
4
4
4
4
4
5
5
5
4
5
4
5
5
5
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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