Riverhead Sea Conditions and Tide Table

Riverhead 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 06:33 AM and sunset is at 07:14 PM.

Days 1–3 Weather Summary

Light rain (total 5mm), mostly falling on Wed night. Icy conditions (max 18°C on Thu night, min 0°C on Tue night). Winds decreasing (fresh winds from the NNW on Tue morning, light winds from the E by Wed morning).

Days 4–6 Weather Summary

Light rain (total 8mm), mostly falling on Sat morning. Cool air temperatures (max 13°C on Fri morning, min 5°C on Sat afternoon). Mainly fresh winds.

Days 7–9 Weather Summary

Light rain (total 7mm), mostly falling on Mon morning. Freeze-thaw conditions (max 8°C on Mon afternoon, min 0°C on Wed night). Winds increasing (calm on Mon afternoon, strong winds from the NW by Wed night).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 11°C on Sat morning, min 0°C on Thu morning). Winds increasing (calm on Thu night, fresh winds from the NW by Sat night).

Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
Monday
7
Tuesday
8
Wednesday
9
Thursday
10
Friday
11
Saturday
12
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
Wave Height Map
High Tide
11:18AM2.69ft
11:46PM3.61ft
12:12PM2.49ft
00:43AM3.38ft
1:11PM2.3ft
1:45AM3.12ft
2:19PM2.17ft
2:55AM2.89ft
3:37PM2.13ft
4:08AM2.76ft
4:53PM2.2ft
5:15AM2.66ft
5:55PM2.36ft
6:10AM2.66ft
6:43PM2.56ft
6:55AM2.62ft
7:22PM2.72ft
7:33AM2.59ft
7:56PM2.89ft
8:09AM2.56ft
8:28PM2.99ft
8:42AM2.53ft
9:00PM3.08ft
Low Tide
5:29AM-0.03ft
5:16PM0.03ft
6:27AM0.16ft
6:09PM0.23ft
7:29AM0.39ft
7:09PM0.46ft
8:37AM0.56ft
8:19PM0.66ft
9:47AM0.69ft
9:36PM0.79ft
10:52AM0.69ft
10:51PM0.82ft
11:46AM0.66ft
11:55PM0.75ft
12:30PM0.59ft
00:48AM0.69ft
1:07PM0.52ft
1:32AM0.59ft
1:40PM0.46ft
2:13AM0.49ft
2:11PM0.43ft
2:51AM0.43ft
2:42PM0.39ft
3:28AM0.39ft
Wave
height (ft) 
direction
period (s) 
5.5
SSE
8
5
SSE
9
4.5
SSE
9
3.5
SSE
9
3.5
SSE
8
4.5
SSE
8
6
SSE
6
7.5
S
7
5.5
S
7
3.5
SSE
7
3.5
SSE
7
2.5
SSE
6
3.5
ESE
4
4.5
SE
5
4
SE
6
3.5
SE
6
6.5
S
8
5.5
S
8
6
S
9
5.5
S
9
5
S
9
4
S
9
3.5
S
9
2.5
SSE
8
4.5
SSW
6
4.5
S
7
3
SSE
7
2
SSE
7
1.5
SSE
7
1.5
SSE
7
1
SSE
6
2
SSW
3
3
SSW
5
2
S
4
2.5
SE
4
2.5
SE
5
rain showers
clear
part cloud
part cloud
part cloud
light rain
light rain
part cloud
cloud
cloud
part cloud
part cloud
light rain
light rain
light rain
cloud
part cloud
light rain
rain showers
part cloud
light rain
clear
clear
clear
cloud
cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
rain shwrs
clear
some clouds
some clouds
some clouds
light rain
light rain
some clouds
cloudy
cloudy
some clouds
some clouds
light rain
light rain
light rain
cloudy
some clouds
light rain
rain shwrs
some clouds
light rain
clear
clear
clear
cloudy
cloudy
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
 mph
25
NNW
15
NNW
15
N
10
E
10
SE
15
SE
20
SSW
20
SW
10
W
5
NNW
5
WNW
10
NE
15
ESE
20
ESE
5
ENE
10
SW
10
NNW
10
N
10
N
5
NW
15
NNW
10
NW
10
WNW
10
SSE
20
WNW
20
WNW
15
NW
10
NW
10
W
5
NNW
5
SW
15
SSW
10
S
10
S
10
SSW
10
W
 in 
0.04
0.08
0.08
0.08
0.04
0.08
0.1
0.2
0.08
max°F
41
48
45
34
36
46
50
55
64
55
50
54
45
43
45
50
54
48
45
46
46
39
46
45
41
43
37
34
43
45
41
45
43
52
52
52
Moonrise
8:08
8:52
9:45
10:48
11:56
1:06
2:14
3:19
4:22
5:23
6:24
7:25
Moonset
11:52
1:06
2:10
3:01
3:41
4:12
4:38
4:59
5:18
5:37
5:56
Sunrise
6:33
6:33
6:31
6:28
6:28
6:26
6:24
6:22
6:20
6:20
6:18
6:16
Sunset
7:14
7:15
7:16
7:17
7:19
7:20
7:21
7:22
7:22
7:23
7:24
7:25
Today's sea temperature in Riverhead is 42 °F (Statistics for 01 Apr 1981-2005 – mean: 42 max: 45 min: 40°F)
Issued (local time): 7 am Tuesday 01 Apr 2025
Forecast update inUpdates in 3 hr 38 min 07 sUpdate imminent
Nearest