Block Island (SW end), Block Island Sound Sea Conditions and Tide Table

Block Island (SW end), Block Island Sound Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 06:54 AM and sunset is at 05:05 PM.

Days 1–3 Weather Summary

Mostly dry. Air temperatures will be below freezing (max -1°C on Tue afternoon, min -7°C on Thu night). Mainly fresh winds.

Days 4–6 Weather Summary

A dusting of new snow. Air temperatures will be below freezing (max -1°C on Fri night, min -17°C on Sat night). Winds increasing (calm on Fri morning, near gales from the NW by Sat afternoon).

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 3°C on Wed afternoon, min -12°C on Mon morning). Mainly fresh winds.

Days 10–12 Weather Summary

Mild with light rain (total 6mm) on Sat night. Becoming colder with a light covering of snow, mostly falling on Sun morning. Freeze-thaw conditions (max 2°C on Sat afternoon, min -4°C on Thu morning). Winds increasing (light winds from the NE on Thu night, gales from the NNE by Sun morning).

Tuesday
3
Wednesday
4
Thursday
5
Friday
6
Saturday
7
Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wed
18
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
8:39AM0.92m
9:05PM0.89m
9:22AM0.86m
9:50PM0.87m
10:03AM0.78m
10:34PM0.83m
10:43AM0.69m
11:19PM0.78m
11:24AM0.61m
00:07AM0.72m
12:08PM0.54m
1:04AM0.67m
1:02PM0.49m
2:14AM0.64m
2:18PM0.46m
3:25AM0.64m
3:36PM0.47m
4:25AM0.67m
4:37PM0.52m
5:14AM0.70m
5:27PM0.57m
5:54AM0.75m
6:10PM0.64m
6:30AM0.79m
6:48PM0.70m
7:02AM0.83m
7:23PM0.76m
7:35AM0.86m
Low Tide
3:04PM-0.15m
3:10AM-0.12m
3:39PM-0.11m
3:56AM-0.07m
4:09PM-0.06m
4:42AM-0.01m
4:32PM-0.01m
5:32AM0.05m
4:58PM0.04m
6:33AM0.11m
5:34PM0.08m
7:46AM0.16m
6:25PM0.11m
8:58AM0.17m
7:43PM0.13m
10:00AM0.16m
9:29PM0.12m
10:52AM0.12m
10:32PM0.08m
11:36AM0.07m
11:22PM0.04m
12:15PM0.02m
00:06AM-0.01m
12:50PM-0.04m
00:45AM-0.04m
1:21PM-0.09m
1:21AM-0.08m
1:50PM-0.12m
Wave
height (m) 
direction
period (s) 
0.4
SE
10
0.5
SE
10
0.4
SE
9
0.4
SSW
5
0.4
WNW
3
0.3
SE
9
0.2
ESE
14
0.3
SE
14
0.5
SE
4
0.3
SSE
8
0.2
SSE
8
0.3
SSE
8
0.5
WNW
3
1.4
NW
4
1.3
NNW
5
0.8
NW
4
0.7
NW
4
0.6
SSW
6
0.7
SE
12
0.8
SSW
6
0.7
SW
6
0.7
W
4
0.5
SE
12
0.5
S
5
0.5
S
6
0.4
SSE
8
0.5
NW
3
0.5
NW
3
0.3
SSE
8
0.2
SSE
9
0.2
ESE
11
0.2
ESE
10
0.6
ESE
4
0.8
SE
5
1
SE
6
1.5
SE
7
2.5
NE
6
3
NE
6
1.6
SSE
12
1.2
SE
12
1.2
SSW
7
1
W
4
1
W
4
0.9
WNW
4
0.9
W
4
0.8
W
4
0.6
W
3
clear
part cloud
clear
clear
clear
part cloud
clear
part cloud
part cloud
cloud
part cloud
light snow
light snow
cloud
clear
part cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
clear
part cloud
cloud
cloud
cloud
part cloud
light snow
cloud
cloud
mod rain
mod snow
mod snow
light snow
cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
cloud
clear
some clouds
clear
clear
clear
some clouds
clear
some clouds
some clouds
cloudy
some clouds
light snow
light snow
cloudy
clear
some clouds
cloudy
cloudy
some clouds
some clouds
clear
clear
clear
some clouds
cloudy
some clouds
clear
some clouds
cloudy
cloudy
cloudy
some clouds
light snow
cloudy
cloudy
mod rain
mod snow
mod snow
light snow
cloudy
cloudy
cloudy
some clouds
some clouds
clear
some clouds
cloudy
 km/h
15
WNW
25
W
20
W
25
NW
25
NW
15
NNW
10
NW
20
NNW
20
NNE
10
NE
5
SSE
10
WSW
45
NW
55
NW
50
NW
35
NW
35
NW
30
NW
35
NW
35
NW
35
WNW
35
WNW
25
WNW
25
W
25
W
20
WNW
30
NW
25
NW
15
NNW
10
NE
10
ENE
20
E
30
ENE
30
NE
30
ENE
50
NE
70
NNE
70
NNE
45
NNW
40
WNW
40
WNW
40
WNW
40
NW
40
NW
35
WNW
35
WNW
25
W
 mm 
6
max°C
-3
-1
-1
-3
-2
-4
-3
-1
-4
-4
-2
-1
-4
-11
-16
-12
-11
-11
-10
-9
-11
-3
-1
-1
0
3
1
-1
0
-2
-2
-1
0
1
2
2
2
1
1
1
2
0
-1
-1
-4
0
0
Moonrise
7:18
8:26
9:32
10:36
11:40
12:44
1:47
2:48
3:45
4:34
5:17
5:52
6:22
6:47
7:10
Moonset
7:55
8:17
8:38
8:58
9:20
9:44
10:12
10:45
11:26
12:16
1:14
2:18
3:26
4:35
5:45
6:54
Sunrise
6:54
6:54
6:52
6:52
6:50
6:48
6:48
6:47
6:46
6:43
6:43
6:41
6:39
6:39
6:37
6:35
Sunset
5:05
5:06
5:07
5:08
5:09
5:10
5:13
5:14
5:15
5:15
5:17
5:19
5:20
5:21
5:22
5:23
Today's sea temperature in Block Island (SW end), Block Island Sound is
2.9° C
(Statistics for 03 Feb 1981-2005 – mean: 5.1 max: 6.7 min: 3.2°C)
Issued (local time): 12 pm Tuesday 03 Feb 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest