Smithtown Sea Conditions and Tide Table

Smithtown 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 07:31 PM.

Days 1–4 Weather Summary

Light rain (total 5mm), mostly falling on Fri night. Warm air temperatures (max 21°C on Fri morning, min 8°C on Sat night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 17°C on Wed afternoon, min 3°C on Tue morning). Winds increasing (calm on Tue morning, fresh winds from the SSW by Tue night).

Days 8–10 Weather Summary

Light rain (total 4mm), mostly falling on Fri night. Very mild (max 18°C on Fri afternoon, min 8°C on Thu morning). Wind will be generally light.

Days 11–13 Weather Summary

Heavy rain (total 34mm), heaviest during Sun morning. Very mild (max 14°C on Tue night, min 6°C on Sun morning). Wind will be generally light.

Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
1
Sat
2
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
10:15PM1.27m
10:42AM1.04m
11:00PM1.33m
11:31AM1.02m
11:48PM1.35m
12:21PM0.99m
00:39AM1.34m
1:14PM0.96m
1:33AM1.29m
2:12PM0.91m
2:32AM1.22m
3:15PM0.88m
3:36AM1.14m
4:24PM0.88m
4:44AM1.07m
5:33PM0.90m
5:52AM1.02m
6:37PM0.95m
6:55AM0.98m
7:33PM1.01m
7:52AM0.96m
8:21PM1.06m
8:41AM0.94m
9:04PM1.11m
9:26AM0.92m
9:42PM1.14m
10:07AM0.91m
Low Tide
4:41AM0.01m
4:35PM0.05m
5:30AM-0.02m
5:20PM0.05m
6:20AM-0.02m
6:07PM0.07m
7:13AM0.01m
6:58PM0.11m
8:10AM0.07m
7:55PM0.17m
9:12AM0.13m
9:00PM0.23m
10:19AM0.18m
10:16PM0.28m
11:28AM0.21m
11:39PM0.30m
12:31PM0.21m
00:56AM0.28m
1:25PM0.21m
2:00AM0.24m
2:10PM0.20m
2:52AM0.20m
2:49PM0.20m
3:37AM0.17m
3:24PM0.20m
4:17AM0.15m
3:57PM0.20m
Wave
height (m) 
direction
period (s) 
part cloud
part cloud
part cloud
rain showers
clear
part cloud
part cloud
light rain
light rain
clear
clear
cloud
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
light rain
part cloud
cloud
light rain
heavy rain
mod rain
mod rain
light rain
light rain
light rain
cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
cloud
part cloud
clear
part cloud
clear
part cloud
some clouds
some clouds
some clouds
rain shwrs
clear
some clouds
some clouds
light rain
light rain
clear
clear
cloudy
clear
clear
clear
some clouds
some clouds
clear
clear
some clouds
clear
some clouds
some clouds
some clouds
light rain
some clouds
cloudy
light rain
heavy rain
mod rain
mod rain
light rain
light rain
light rain
cloudy
some clouds
some clouds
some clouds
clear
some clouds
clear
cloudy
some clouds
clear
some clouds
clear
some clouds
 km/h
10
W
10
WNW
20
N
10
NE
15
ENE
15
ESE
10
S
15
NW
20
NW
20
WNW
25
WNW
25
NW
10
NNW
5
SSW
25
S
25
SW
15
NNW
10
N
10
N
5
NNE
15
SW
5
W
5
NW
15
NW
10
NNW
15
ENE
10
SSE
15
SE
20
SE
20
ESE
20
E
15
ENE
10
NE
5
NNW
10
W
15
W
10
WNW
10
W
15
NW
10
NW
10
WNW
5
NW
10
NW
10
NW
5
W
10
NNE
5
SE
 mm 
1
2
2
4
2
14
7
6
3
1
1
max°C
19
21
20
16
14
14
9
11
9
10
6
9
8
5
8
11
13
17
15
10
15
13
12
18
16
10
11
10
7
8
8
7
8
8
9
13
14
15
19
18
15
18
18
18
22
19
18
Moonrise
5:54
6:25
7:03
7:52
8:53
10:02
11:17
12:31
1:43
2:51
3:57
5:01
6:05
7:09
8:13
Moonset
8:15
9:36
10:56
12:10
1:12
2:01
2:39
3:09
3:34
3:56
4:17
4:37
4:59
5:23
5:51
Sunrise
6:11
6:09
6:07
6:07
6:05
6:03
6:01
6:01
5:58
5:58
5:56
5:54
5:54
5:52
5:50
5:50
Sunset
7:31
7:34
7:35
7:36
7:37
7:37
7:38
7:39
7:40
7:42
7:43
7:44
7:45
7:45
7:46
7:47
Today's sea temperature in Smithtown is
7.3° C
(Statistics for 16 Apr 1981-2005 – mean: 6.7 max: 8.9 min: 4.4°C)
Issued (local time): 7 pm Thursday 16 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest