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 — and sunset is at 04:52 PM.

Days 1–4 Weather Summary

Some drizzle, heaviest during Fri night. Icy conditions (max 16°C on Thu afternoon, min 0°C on Thu night). Winds decreasing (strong winds from the N on Sat morning, calm by Sun morning).

Days 5–7 Weather Summary

Mostly dry. Icy conditions (max 16°C on Mon morning, min 0°C on Tue morning). Winds increasing (light winds from the S on Sun afternoon, near gales from the WNW by Mon afternoon).

Days 8–10 Weather Summary

Mostly dry. Very mild (max 10°C on Fri afternoon, min 1°C on Wed night). Mainly fresh winds.

Days 11–13 Weather Summary

Light rain (total 6mm), mostly falling on Sun night. Very mild (max 11°C on Tue afternoon, min 1°C on Sat afternoon). Wind will be generally light.

Thu
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tue
6
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
00:11AM0.94m
12:31PM1.10m
1:04AM0.99m
1:23PM1.04m
2:03AM1.05m
2:21PM0.98m
3:05AM1.14m
3:23PM0.93m
4:07AM1.23m
4:24PM0.91m
5:06AM1.33m
5:23PM0.91m
6:03AM1.39m
6:20PM0.92m
7:00AM1.44m
7:16PM0.95m
7:54AM1.46m
8:10PM0.97m
8:47AM1.44m
9:04PM0.99m
9:38AM1.39m
9:55PM0.99m
10:26AM1.31m
Low Tide
6:51PM0.09m
6:56AM0.11m
7:37PM0.07m
7:56AM0.13m
8:26PM0.04m
8:59AM0.12m
9:17PM-0.01m
10:05AM0.09m
10:11PM-0.06m
11:11AM0.04m
11:08PM-0.13m
12:16PM-0.03m
00:06AM-0.19m
1:16PM-0.09m
1:03AM-0.27m
2:11PM-0.15m
1:59AM-0.32m
3:03PM-0.19m
2:52AM-0.35m
3:53PM-0.20m
3:44AM-0.33m
4:41PM-0.19m
4:36AM-0.27m
Wave
height (m) 
direction
period (s) 
0.7
ESE
5
1.5
NE
6
1.2
ENE
7
0.9
ENE
9
1
E
11
1
NNE
4
1.4
NE
5
1.2
ENE
7
1
ENE
7
0.9
E
8
1.2
S
4
1.1
S
4
1.1
SSE
6
1.3
WNW
4
1.1
NW
4
0.9
NNW
4
0.5
WNW
3
0.7
WSW
3
0.6
WSW
3
0.8
W
4
0.8
N
4
0.7
NE
5
0.5
S
3
0.8
S
4
0.6
S
4
0.4
E
11
0.9
NNE
5
0.7
NE
6
0.5
NE
6
0.4
ENE
4
0.4
ENE
5
0.4
ESE
4
0.5
SE
5
0.6
SE
7
0.6
SE
7
0.6
SE
6
part cloud
clear
cloud
cloud
rain showers
clear
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
clear
clear
part cloud
cloud
light rain
light rain
light rain
part cloud
part cloud
some clouds
clear
cloudy
cloudy
rain shwrs
clear
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
clear
clear
clear
clear
some clouds
clear
clear
some clouds
cloudy
some clouds
cloudy
cloudy
cloudy
some clouds
clear
clear
some clouds
cloudy
light rain
light rain
light rain
some clouds
some clouds
 km/h
20
WNW
30
NNE
10
NE
25
S
20
WSW
30
N
35
N
20
NNE
5
SW
20
S
35
SW
35
SW
35
W
45
WNW
35
NW
30
NW
20
W
30
WSW
25
W
30
WNW
25
NNW
20
NNW
25
SSW
30
SW
20
WSW
15
WNW
30
NNE
20
N
15
NE
15
ENE
10
E
5
ENE
10
NNE
5
NE
5
NW
5
SW
 mm 
1
2
2
2
max°C
16
7
3
7
9
5
4
4
6
10
13
16
14
6
2
4
3
6
8
7
1
1
4
9
10
10
1
1
2
4
5
8
9
9
9
10
Moonrise
11:17
11:41
12:08
12:38
1:14
1:59
2:55
4:02
5:16
6:32
7:45
Moonset
10:26
11:31
12:38
1:48
3:02
4:19
5:35
6:45
7:45
8:33
9:11
9:43
Sunrise
7:15
7:15
7:16
7:16
7:16
7:16
7:16
7:16
7:16
7:16
7:16
7:16
Sunset
4:52
4:52
4:52
4:53
4:54
4:54
4:55
4:57
4:58
4:59
4:59
5:00
Today's sea temperature in Smith Island (Coast Guard Station) is
7.3° C
(Statistics for 25 Dec 1981-2005 – mean: 11.7 max: 14.1 min: 8.4°C)
Issued (local time): 6 pm Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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