Block Island surfForecast / Rhode Island / USA

information circle48hr Weather and Surf, issued 1 am Tuesday 05 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 1.2°C colder than average for this time of year)

How big are the waves at Block Island today?

The current surf forecast for Block Island at 5AM is: 1.6m 6s primary swell from a South-southwest direction and 0.1m 9s secondary swell from a East direction, 0.1m 9s secondary swell from a Southeast direction (forecast issued at 01:00am May 05). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (05 May)6ft (1.8m)6s
Afternoon (05 May)7.5ft (2.3m)7s
Evening (05 May)10ft (3.0m)8s

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 6mm), mostly falling on Wed night. Very mild (max 13°C on Tue night, min 9°C on Thu morning). Winds decreasing (strong winds from the SSW on Tue night, light winds from the NW by Thu morning).

Tuesday
5
Wednesday
6
Thursday
7
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
2
0
1
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)
1.7
SSW
6
1.6
SSW
6
1.7
SSW
6
2
SSW
7
2.3
SSW
7
2.4
SSW
7
3
SSW
8
3
SSW
8
2.5
SSW
8
2.5
SSW
8
3
SSW
8
2.5
SSW
8
2.5
SSW
7
2.4
SSW
7
2.5
SSW
7
2.2
SSW
7
1.8
SSW
7
1.6
SSW
7
1.4
SSW
7
1.3
SSW
7
1.3
S
7
1.3
SSW
7
1.4
SSW
7
1.3
SSW
7
Wave Graph
Metric surfscale
Energy kJ
245
203
213
346
473
590
903
975
890
936
975
821
655
620
675
498
340
261
178
181
181
186
199
193
Wind (km/h)
30
SSW
30
SSW
30
SSW
35
SSW
40
SSW
40
SSW
50
SSW
45
SSW
45
SSW
40
SSW
40
SSW
45
SSW
45
SSW
45
SSW
40
SSW
35
SSW
35
SW
20
NW
20
NW
10
NW
15
SW
25
SW
20
WSW
25
W
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
off
cross-off
cross-off
cross-on
cross-on
cross
cross-off
High Tide
10:52AM0.65m
11:08PM0.82m
11:30AM0.63m
11:45PM0.77m
12:15PM0.62m
Low Tide
4:58AM0.10m
4:08PM0.12m
5:38AM0.14m
4:52PM0.16m
6:23AM0.17m
5:43PM0.20m
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
rain showers
part cloud
cloud
cloud
cloud
light rain
light rain
cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:39
5:37
5:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:46
7:47
7:49
1
4
1
Temp °C
13
12
11
11
11
12
13
13
13
12
12
13
13
13
12
12
11
11
9
11
12
12
11
11
7
6
5
4
3
4
4
5
5
4
4
5
5
5
4
6
5
7
5
8
8
7
6
6
Swell 1
Height (m)
Direction
Period (s)
0.1
E
9
0.1
E
9
0.1
E
9
0.1
E
9
0.1
E
9
0.1
E
9
0.1
E
10
0.1
E
10
0.1
E
10
0.1
E
10
0.1
E
10
0.5
SE
6
0.1
E
9
1.6
SSW
7
1.4
SSW
7
1.3
SSW
7
1.3
S
7
1.3
SSW
7
0.2
E
9
1.3
SSW
7
Energy kJ
1
1
2
2
2
2
2
2
2
2
2
15
2
261
178
181
181
186
6
193
Swell 2
Height (m)
Direction
Period (s)
0.1
SE
9
0.1
SE
9
0.1
SE
9
0.1
E
9
0.1
E
9
0.5
SE
6
0.5
SE
6
0.1
SE
8
0.2
ESE
8
0.1
SE
11
0.4
SE
7
Energy kJ
3
3
3
2
2
15
15
2
6
5
16
Swell 3
Height (m)
Direction
Period (s)
0.1
E
9
0.1
E
9
0.1
E
9
0.1
E
9
0.1
E
9
0.2
E
9
Energy kJ
2
2
2
2
2
6
Wind waves
Height (m)
Direction
Period (s)
1.7
SSW
6
1.6
SSW
6
1.7
SSW
6
2
SSW
7
2.3
SSW
7
2.4
SSW
7
3
SSW
8
3
SSW
8
2.5
SSW
8
2.5
SSW
8
3
SSW
8
2.5
SSW
8
2.5
SSW
7
2.4
SSW
7
2.5
SSW
7
2.2
SSW
7
1.8
SSW
7
0.3
NW
3
0.2
NNW
3
1.4
SSW
7
0.6
W
4
Energy kJ
245
203
213
346
473
590
903
975
890
936
975
821
655
620
675
498
340
1
1
199
10
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
1
2
1
1
1
1
1
1
Distance (km)
24
24
24
1805
1805
1804
1808
1493
1541
1528
1157
1157
1157
1156
1156
24
117
0
24
0
24
26
24
24
Best forecast wave conditions in Rhode Island
Rating
(10 max)
1
1
1
2
2
1
1
1
2
1
Best forecast wave conditions in United States
Rating
(10 max)
3
3
3
3
3
2
2
2
2
3
3
3
2
2
2
2
2
2
3
3
2
1
2
1
Header Global
Rating
(10 max)
5
5
5
5
4
5
5
5
9
9
7
6
6
5
8
5
6
5
5
5
6
6
5
6
  • 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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