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 07:03 AM and sunset is at 04:23 PM.

Days 1–3 Weather Summary

Mostly dry. Icy conditions (max 6°C on Tue afternoon, min -6°C on Mon morning). Winds decreasing (fresh winds from the NW on Sun night, calm by Mon night).

Days 4–6 Weather Summary

Some drizzle, heaviest during Wed afternoon. Low air temperatures (max 9°C on Wed afternoon, min 1°C on Thu morning). Winds decreasing (fresh winds from the SSW on Wed morning, calm by Thu night).

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 1°C on Mon morning, min -4°C on Sat night). Wind will be generally light.

Days 10–12 Weather Summary

A light covering of new snow, mostly falling on Mon night. Freeze-thaw conditions (max 5°C on Thu afternoon, min -2°C on Mon night). Winds decreasing (strong winds from the N on Tue afternoon, light winds from the W by Wed night).

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thu
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
Wave Height Map
High Tide
12:43PM2.16m
1:21AM1.86m
1:39PM2.06m
2:17AM1.83m
2:36PM1.94m
3:14AM1.80m
3:36PM1.83m
4:13AM1.79m
4:37PM1.73m
5:12AM1.78m
5:39PM1.66m
6:09AM1.79m
6:38PM1.62m
7:03AM1.81m
7:33PM1.60m
7:53AM1.83m
8:23PM1.60m
8:38AM1.87m
9:09PM1.62m
9:21AM1.90m
9:51PM1.64m
10:01AM1.93m
Low Tide
7:15PM-0.19m
7:30AM0.03m
8:10PM-0.10m
8:30AM0.09m
9:06PM-0.00m
9:31AM0.15m
10:03PM0.09m
10:34AM0.19m
11:01PM0.15m
11:37AM0.20m
11:57PM0.20m
12:37PM0.19m
00:51AM0.21m
1:32PM0.15m
1:42AM0.22m
2:23PM0.12m
2:29AM0.21m
3:09PM0.08m
3:13AM0.20m
3:52PM0.05m
3:54AM0.20m
4:31PM0.03m
Wave
height (m) 
direction
period (s) 
cloud
part cloud
clear
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
part cloud
clear
part cloud
cloud
cloud
part cloud
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
cloud
light snow
cloud
snow showers
part cloud
clear
clear
clear
part cloud
cloud
cloudy
some clouds
clear
cloudy
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
light rain
some clouds
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
light snow
cloudy
snow shwrs
some clouds
clear
clear
clear
some clouds
cloudy
 km/h
5
SSW
15
WSW
30
WNW
30
N
20
NNE
10
N
10
S
20
SSW
30
WSW
30
SSW
30
SW
30
WSW
20
WNW
20
WNW
5
WSW
10
N
15
NNW
15
NNW
10
NW
10
NW
25
NNW
25
NW
25
NW
20
WNW
5
WSW
5
SW
25
NE
40
NNE
45
N
35
NNW
25
NW
25
WNW
10
WNW
15
SW
20
SW
 mm 
1
max°C
3
4
4
-4
-3
-4
1
6
4
8
9
8
3
3
2
3
3
0
-1
0
-2
-1
0
-1
1
0
-1
-1
-2
-2
1
2
0
2
5
Moonrise
7:20
8:37
9:49
10:56
12:01
1:03
2:05
3:07
4:09
5:12
6:14
Moonset
10:03
10:42
11:13
11:38
11:59
12:19
12:39
12:59
1:22
1:49
2:21
3:00
Sunrise
7:03
7:03
7:05
7:05
7:07
7:07
7:07
7:09
7:09
7:09
7:11
7:11
Sunset
4:23
4:23
4:23
4:23
4:23
4:23
4:23
4:24
4:24
4:24
4:25
4:25
Today's sea temperature in Smithtown is
9.2° C
(Statistics for 07 Dec 1981-2005 – mean: 9.8 max: 12.7 min: 8.1°C)
Issued (local time): 12 am Sunday 07 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest