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 06:15 AM and sunset is at 05:47 PM.

Days 1–3 Weather Summary

Light rain (total 5mm), mostly falling on Sat night. Icy conditions (max 13°C on Sun morning, min 0°C on Fri night). Wind will be generally light.

Days 4–6 Weather Summary

Some drizzle, heaviest during Thu afternoon. Cool air temperatures (max 13°C on Tue morning, min 6°C on Thu afternoon). Winds increasing (light winds from the S on Tue night, near gales from the SSW by Thu morning).

Days 7–9 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 13°C on Sat afternoon, min -2°C on Thu night). Winds decreasing (strong winds from the WNW on Thu night, light winds from the N by Sat night).

Days 10–12 Weather Summary

Light rain (total 7mm) at first, then becoming colder with a dusting of snow on Mon night. Freeze-thaw conditions (max 13°C on Mon morning, min -1°C on Tue night). Winds decreasing (near gales from the S on Mon afternoon, light winds from the ESE by Wed morning).

Saturday
7
Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sun
22
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
10:35AM0.74m
11:01PM0.89m
11:11AM0.69m
11:41PM0.85m
11:50AM0.64m
00:26AM0.81m
12:35PM0.60m
1:19AM0.78m
1:33PM0.57m
2:21AM0.76m
2:46PM0.56m
3:27AM0.77m
3:59PM0.59m
4:26AM0.80m
4:58PM0.65m
5:17AM0.84m
5:46PM0.72m
6:02AM0.87m
6:29PM0.81m
6:45AM0.90m
7:10PM0.89m
7:27AM0.92m
7:52PM0.97m
8:09AM0.92m
8:34PM1.03m
8:52AM0.90m
9:18PM1.07m
9:37AM0.86m
Low Tide
4:40PM0.14m
5:35AM0.20m
5:16PM0.18m
6:22AM0.25m
5:56PM0.23m
7:17AM0.30m
6:44PM0.27m
8:21AM0.32m
7:44PM0.30m
9:27AM0.32m
8:53PM0.31m
10:27AM0.30m
10:00PM0.29m
11:15AM0.25m
10:59PM0.26m
11:56AM0.20m
11:51PM0.20m
12:32PM0.14m
00:39AM0.15m
1:07PM0.09m
1:24AM0.09m
1:42PM0.05m
2:10AM0.05m
2:19PM0.02m
2:57AM0.03m
2:57PM0.01m
3:45AM0.03m
3:38PM0.02m
Wave
height (m) 
direction
period (s) 
1.1
ESE
9
1.1
ESE
9
1.3
ESE
9
1.8
S
7
1.6
S
7
1.3
S
7
1.1
S
7
1
S
7
1
S
7
0.8
SSE
6
0.8
ESE
8
0.9
S
5
0.8
SSE
6
1.3
S
6
1.8
S
6
3
S
8
3
S
9
3
S
10
1.8
S
9
1.5
S
9
3
SSW
8
2.1
S
8
1.5
S
8
1
S
7
0.8
S
6
1
E
4
1.4
ESE
6
1.7
SSE
6
2.5
S
7
2.4
S
9
1.8
SSE
8
1.4
SSE
8
1
SSE
8
0.8
SE
9
0.8
SE
9
0.8
SE
9
0.9
SE
9
0.9
SE
8
0.9
SE
8
1.3
SE
8
1.5
S
5
1.5
S
6
1.3
S
6
0.9
S
7
0.9
SE
7
1.1
E
4
cloud
cloud
light rain
light rain
rain showers
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
light rain
part cloud
clear
cloud
part cloud
cloud
part cloud
light snow
light snow
cloud
cloud
clear
part cloud
snow showers
clear
clear
part cloud
cloud
cloud
part cloud
clear
clear
cloud
part cloud
part cloud
rain showers
part cloud
cloud
cloud
light snow
cloudy
cloudy
light rain
light rain
rain shwrs
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
light rain
some clouds
clear
cloudy
some clouds
cloudy
some clouds
light snow
light snow
cloudy
cloudy
clear
some clouds
snow shwrs
clear
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
cloudy
some clouds
some clouds
rain shwrs
some clouds
cloudy
cloudy
light snow
 km/h
10
SSW
20
SSW
25
SW
20
WSW
20
WSW
20
WSW
10
SSW
20
SSW
20
SW
15
SW
15
SSW
15
SSW
20
SSW
25
SSW
35
SSW
50
SSW
45
W
45
W
30
W
35
SSW
45
SW
30
WSW
20
W
15
NNW
20
NNE
25
ENE
25
E
40
S
55
S
30
W
35
WNW
30
NNW
25
N
10
ESE
15
SE
15
SE
15
SE
20
SSE
15
S
30
SW
30
SSW
20
W
35
NNW
15
NNW
20
NNE
30
E
 mm 
2
2
1
1
7
8
max°C
4
7
9
13
12
12
13
12
12
13
12
9
10
11
11
12
8
5
2
3
6
10
13
10
-2
-1
11
13
12
6
3
3
1
1
2
2
3
3
7
10
10
9
3
5
2
0
Moonrise
10:32
12:36
1:38
2:37
3:29
4:15
4:52
5:24
5:52
6:16
6:39
7:01
7:25
7:53
8:25
Moonset
7:50
9:16
9:48
10:26
11:12
12:06
1:07
2:12
3:21
4:30
5:40
6:51
8:04
9:19
10:37
Sunrise
6:15
7:13
6:11
6:09
6:07
6:07
6:05
6:03
6:01
6:00
5:58
5:56
5:54
5:52
5:52
5:50
Sunset
5:47
6:49
5:50
5:51
5:52
5:53
5:54
5:55
5:57
5:58
5:59
6:00
6:00
6:01
6:02
Today's sea temperature in Riverhead is
0.4° C
(Statistics for 07 Mar 1981-2005 – mean: 4.4 max: 6.4 min: 3.0°C)
Issued (local time): 12 am Saturday 07 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest