Smith Island (Coast Guard Station) Sea Conditions and Tide Table

Smith Island (Coast Guard Station) 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 06:22 AM and sunset is at 07:42 PM.

Days 1–3 Weather Summary

Light rain (total 3mm), mostly falling on Wed night. Warm air temperatures (max 22°C on Wed afternoon, min 8°C on Tue morning). Winds increasing (calm on Tue afternoon, strong winds from the SW by Wed morning).

Days 4–6 Weather Summary

Light rain (total 8mm), mostly falling on Sat night. Warm air temperatures (max 21°C on Sat afternoon, min 13°C on Fri afternoon). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 18mm), heaviest on Tue night. Warm (max 20°C on Tue afternoon, min 11°C on Sun night). Mainly fresh winds.

Days 10–12 Weather Summary

Light rain (total 3mm), mostly falling on Sat morning. Very mild (max 18°C on Fri night, min 10°C on Thu morning). Winds increasing (light winds from the SE on Fri morning, strong winds from the S by Sat morning).

Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
1
Saturday
2
Sunday
3
Monday
4
Tue
5
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
11:19AM1.05m
11:48PM1.47m
12:12PM0.99m
00:44AM1.38m
1:09PM0.93m
1:45AM1.29m
2:14PM0.89m
2:52AM1.20m
3:25PM0.89m
4:02AM1.14m
4:37PM0.94m
5:08AM1.10m
5:39PM1.01m
6:03AM1.08m
6:29PM1.09m
6:51AM1.05m
7:13PM1.16m
7:33AM1.04m
7:53PM1.23m
8:13AM1.01m
8:32PM1.27m
8:52AM0.99m
9:10PM1.29m
9:31AM0.97m
9:49PM1.30m
10:10AM0.94m
10:29PM1.28m
10:50AM0.92m
Low Tide
6:03AM-0.12m
5:56PM-0.12m
6:59AM-0.04m
6:52PM-0.05m
8:00AM0.04m
7:53PM0.02m
9:04AM0.10m
9:00PM0.07m
10:08AM0.13m
10:09PM0.10m
11:09AM0.13m
11:18PM0.11m
12:06PM0.11m
00:24AM0.09m
12:55PM0.08m
1:23AM0.05m
1:37PM0.05m
2:13AM0.02m
2:16PM0.02m
2:57AM-0.01m
2:53PM0.02m
3:38AM-0.01m
3:29PM0.02m
4:17AM0.00m
4:04PM0.04m
4:55AM0.04m
4:41PM0.07m
5:35AM0.09m
5:20PM0.12m
Wave
height (m) 
direction
period (s) 
0.7
SSE
4
1
N
4
0.9
NNE
5
0.6
E
7
0.5
E
7
1
S
4
1.2
SSW
4
0.7
S
5
0.7
SSE
6
0.7
SSE
6
0.5
E
10
0.6
E
9
0.5
E
9
0.8
ENE
4
0.7
E
4
0.6
ESE
5
0.7
SE
5
1
SE
6
1.3
ENE
7
1.2
ENE
7
1.1
E
8
1
E
8
1.2
E
6
1.2
E
5
1.3
SE
5
1.2
SE
5
0.9
ESE
6
1.1
E
6
1.1
E
6
1.2
NNE
4
1.2
ENE
7
1.2
ENE
8
1.2
ENE
9
1.5
E
12
1.5
E
12
1.5
E
11
1.6
E
11
1.4
E
11
1.3
E
11
1
E
10
0.8
E
10
1.2
N
4
1.1
N
4
0.8
E
10
0.8
NNE
4
0.8
NE
5
0.6
NE
5
clear
cloud
clear
clear
clear
clear
clear
cloud
rain showers
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
mod rain
cloud
cloud
part cloud
part cloud
cloud
light rain
part cloud
light rain
thunderstorm
cloud
clear
clear
cloud
part cloud
part cloud
clear
part cloud
cloud
light rain
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
clear
clear
clear
clear
clear
cloudy
rain shwrs
clear
clear
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
mod rain
cloudy
cloudy
some clouds
some clouds
cloudy
light rain
some clouds
light rain
risk tstorm
cloudy
clear
clear
cloudy
some clouds
some clouds
clear
some clouds
cloudy
light rain
risk tstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
25
W
30
N
25
N
15
N
15
ESE
35
S
35
WSW
15
N
15
NW
15
NW
10
E
10
S
20
ENE
25
E
20
ESE
15
WSW
15
W
25
NNE
25
NE
25
ENE
20
E
20
E
25
ESE
30
SSE
25
S
20
SSW
30
N
30
NNW
30
N
35
N
25
N
20
ENE
15
ESE
15
SSE
35
SSE
30
S
35
SSW
15
WSW
30
NW
20
W
20
W
40
NNW
30
NNW
25
N
30
NNE
20
NNW
10
N
 mm 
3
8
1
5
12
3
1
max°C
13
15
13
8
9
11
17
22
17
16
20
19
16
13
15
18
21
16
13
13
12
12
14
17
19
20
20
13
17
16
11
13
11
12
15
18
19
24
25
17
24
23
10
15
16
10
14
Moonrise
8:19
9:20
10:29
11:41
12:52
2:01
3:06
4:09
5:10
6:11
7:12
8:14
9:15
10:15
11:11
Moonset
12:05
1:07
1:58
2:39
3:12
3:40
4:05
4:28
4:51
5:16
5:42
6:13
6:48
7:30
8:19
Sunrise
6:22
6:20
6:20
6:18
6:18
6:16
6:15
6:13
6:13
6:11
6:09
6:09
6:07
6:07
6:05
6:05
Sunset
7:42
7:43
7:44
7:45
7:45
7:46
7:47
7:47
7:49
7:50
7:51
7:52
7:52
7:53
7:54
7:55
Today's sea temperature in Smith Island (Coast Guard Station) is
15.0° C
(Statistics for 20 Apr 1981-2005 – mean: 13.5 max: 17.2 min: 9.8°C)
Issued (local time): 1 am Monday 20 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest