Block Island (Great Salt Pond) Sea Conditions and Tide Table

Block Island (Great Salt Pond) 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 — and sunset is at 06:52 PM.

Days 1–4 Weather Summary

Heavy rain (total 28mm), heaviest during Mon morning. Icy conditions (max 12°C on Mon night, min -3°C on Tue night). Winds decreasing (gales from the S on Mon night, light winds from the WSW by Wed afternoon).

Days 5–7 Weather Summary

Mild with moderate rain (total 10mm) on Fri night. Becoming colder with a light covering of snow, mostly falling on Sat morning. Icy conditions (max 6°C on Fri night, min 0°C on Wed night). Mainly strong winds.

Days 8–10 Weather Summary

Mostly dry. Freeze-thaw conditions (max 3°C on Sun night, min -5°C on Mon night). Winds increasing (light winds from the SSW on Sun night, strong winds from the NNW by Mon afternoon).

Days 11–13 Weather Summary

Light rain (total 7mm), mostly falling on Thu night. Mild temperatures (max 6°C on Wed night, min 2°C on Tue night). Mainly fresh winds.

Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Monday
30
Tue
31
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
night
AM
Wave Height Map
High Tide
6:19PM0.72m
6:41AM0.79m
7:02PM0.80m
7:24AM0.84m
7:43PM0.87m
8:06AM0.87m
8:25PM0.93m
8:48AM0.88m
9:07PM0.98m
9:31AM0.87m
9:51PM0.99m
10:16AM0.84m
10:37PM0.98m
11:04AM0.79m
11:28PM0.94m
11:56AM0.73m
00:24AM0.90m
12:56PM0.69m
1:27AM0.84m
2:02PM0.66m
2:36AM0.81m
3:11PM0.67m
3:44AM0.80m
4:17PM0.71m
4:48AM0.81m
5:16PM0.77m
5:45AM0.83m
6:08PM0.84m
Low Tide
00:05AM0.03m
12:35PM0.01m
00:52AM-0.04m
1:13PM-0.05m
1:35AM-0.10m
1:50PM-0.10m
2:18AM-0.15m
2:29PM-0.14m
3:01AM-0.17m
3:08PM-0.15m
3:45AM-0.16m
3:50PM-0.14m
4:32AM-0.13m
4:34PM-0.12m
5:22AM-0.08m
5:23PM-0.07m
6:18AM-0.02m
6:19PM-0.01m
7:25AM0.04m
7:28PM0.04m
8:49AM0.07m
8:56PM0.07m
10:20AM0.07m
10:33PM0.05m
11:27AM0.03m
11:47PM-0.00m
12:18PM-0.00m
Wave
height (m) 
direction
period (s) 
1.1
SE
5
2.2
SSE
7
2.5
SSE
9
3.5
SSE
10
2.3
SSE
10
2
SSE
10
1.4
SSE
10
1
SSE
10
0.9
SSE
9
0.8
SSE
9
0.7
SE
9
0.7
SE
9
0.6
SE
8
0.9
SE
8
1.1
SE
9
0.8
SE
9
1.3
NE
4
1.1
SSE
7
0.7
SE
8
0.6
SE
8
0.6
SE
8
0.5
SE
8
0.9
NNW
4
1
NNW
4
0.9
N
4
0.4
SE
9
0.4
S
4
0.6
WSW
3
0.7
SW
4
0.5
SW
3
0.3
S
4
0.5
ENE
4
1.2
SSE
6
1.2
SSE
8
0.9
SSE
7
0.9
S
7
1
S
8
1
NNW
4
1.2
NNW
4
0.9
NW
4
0.4
NE
5
0.6
SW
3
0.7
SW
4
0.4
SSE
6
0.4
SSE
6
0.7
S
9
0.6
S
8
part cloud
mod rain
mod rain
rain showers
clear
clear
clear
cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
mod rain
light snow
part cloud
cloud
cloud
cloud
part cloud
clear
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
cloud
mod rain
cloud
cloud
cloud
cloud
cloud
part cloud
clear
part cloud
light rain
rain showers
clear
rain showers
mod rain
some clouds
mod rain
mod rain
rain shwrs
clear
clear
clear
cloudy
some clouds
some clouds
clear
some clouds
clear
some clouds
some clouds
mod rain
light snow
some clouds
cloudy
cloudy
cloudy
some clouds
clear
some clouds
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
cloudy
mod rain
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
some clouds
light rain
rain shwrs
clear
rain shwrs
mod rain
 km/h
35
ESE
45
SSE
50
S
55
SW
45
W
40
WSW
35
WNW
20
WNW
20
SSW
10
S
10
SE
10
SSE
15
S
30
SSW
35
SW
5
WSW
45
NNE
30
NNE
15
E
15
ESE
10
S
20
NW
40
NNW
40
NNW
35
N
15
NNW
25
SW
30
WSW
25
SW
20
SW
20
NNE
25
ENE
35
ESE
15
SSE
5
NE
20
NNW
35
NNW
40
NNW
45
NNW
40
NW
20
W
30
SW
25
SW
10
WSW
10
SW
5
ESE
10
ENE
 mm 
9
7
12
10
7
3
1
1
8
max°C
8
11
11
12
3
3
3
-2
0
0
0
0
3
5
5
6
1
2
1
1
2
3
2
3
1
-2
1
2
3
5
6
3
3
6
6
6
2
-2
0
-2
-2
0
3
4
9
8
6
Moonrise
5:48
6:12
6:35
6:57
7:21
7:48
8:21
9:01
9:52
10:54
12:05
1:19
2:33
3:44
4:52
Moonset
4:25
5:35
6:46
7:59
9:14
10:32
11:51
1:07
2:15
3:11
3:56
4:31
4:59
5:23
5:44
Sunrise
6:56
6:54
6:52
6:52
6:50
6:48
6:47
6:45
6:43
6:41
6:39
6:37
6:37
6:35
6:33
6:31
Sunset
6:52
6:52
6:53
6:54
6:55
6:57
6:59
7:00
7:00
7:01
7:02
7:04
7:05
7:06
7:07
7:07
Today's sea temperature in Block Island (Great Salt Pond) is
2.7° C
(Statistics for 15 Mar 1981-2005 – mean: 4.6 max: 6.4 min: 2.6°C)
Issued (local time): 7 pm Sunday 15 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest