Block Island surfForecast / Rhode Island / USA

information circle48hr Weather and Surf, issued 6 pm Friday 26 Dec 2025 EST
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
7.2° C
(Which is slightly cooler than normal)


How big are the waves at Block Island today?

The current surf forecast for Block Island at 11PM is: 0.4m 10s primary swell from a East direction and 0.2m 8s secondary swell from a South-southwest direction, 0.3m 3s secondary swell from a East direction (forecast issued at 06:00pm December 26). The wind direction is predicted to be cross-onshore.

Time (EST) & DateWave HeightWave Period
Morning (26 Dec)--
Afternoon (26 Dec)1.5ft (0.4m)10s
Evening (26 Dec)1.5ft (0.4m)10s

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

Updates in  hr  min  s Forecast update imminent
Friday
26
Saturday
27
Sunday
28
Monday
29
4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM
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
Wave Height (m) & direction (?)
0.4
E
0.5
E
0.4
E
0.8
E
1.3
E
1.5
E
1.4
ENE
0.6
E
0.6
E
0.5
E
0.5
E
0.5
E
0.6
E
0.5
E
0.5
E
0.5
E
0.4
ESE
0.4
ESE
1.1
SW
1.3
SW
1.4
SW
1.8
SSW
2.3
SSW
3
SSW
Period(s) (?)101010105551212121212111212121211555677
Wave
Graph
(?)Metric surfscale
Energy kJ (?)3453321257211998103996967679267727246434979115238479882
Wind
(km/h)
10
ENE
15
ESE
20
E
30
E
35
ENE
35
NE
35
NE
30
NNE
25
N
15
NNW
20
NW
15
NW
15
NW
20
WNW
15
WNW
25
W
25
W
30
WSW
30
WSW
25
SW
35
S
35
SSW
35
SW
45
SW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
on
crosscrosscrosscross-
off
cross-
off
cross-
off
cross-
off
offoffoffcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscrosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
High Tide
/ height (m)
12:17AM
0.74
12:36PM
0.70
1:15AM
0.79
1:39PM
0.67
2:19AM
0.85
Low Tide
/ height (m)
5:48PM
0.02
6:33AM
0.09
6:37PM
0.01
8:01AM
0.07
7:33PM
-0.01
9:19AM
0.03
Friday
26
Saturday
27
Sunday
28
Monday
29
Sunrise------7:09-------7:09-------7:11-
Sunset4:22-------4:23-------4:23-------
cloud
cloud
mod snow
light snow
light snow
light snow
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
light rain
mod rain
light rain
cloud
cloud
Rain (mm)
-------------------261--
Temp. °C-6-5-4-2-2-2-10-1-2-2-2-2-3-20123589910
Feels °C (?)-12-11-10-10-11-11-10-8-8-8-9-8-8-10-7-7-6-6-5-11221
  • 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

Latest Updates

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.


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