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 07:07 AM and sunset is at 06:52 PM.

Days 1–3 Weather Summary

A dusting of new snow. Icy conditions (max 8°C on Thu morning, min -1°C on Sat night). Winds decreasing (strong winds from the SSW on Fri night, light winds from the NNE by Sat night).

Days 4–6 Weather Summary

Heavy rain (total 27mm), heaviest during Mon night. Icy conditions (max 12°C on Mon morning, min -1°C on Sun morning). Winds increasing (light winds from the E on Sun morning, near gales from the SSW by Mon night).

Days 7–9 Weather Summary

Light rain (total 2mm), mostly falling on Fri night. Freeze-thaw conditions (max 6°C on Fri afternoon, min -2°C on Wed morning). Winds decreasing (fresh winds from the ESE on Thu night, calm by Fri night).

Days 10–12 Weather Summary

Light rain (total 5mm), mostly falling on Sat morning. Very mild (max 18°C on Mon night, min 4°C on Sat night). Winds increasing (light winds from the SW on Sat morning, fresh winds from the SSW by Sun night).

Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Fri
27
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
PM
Wave Height Map
High Tide
3:46PM0.56m
4:27AM0.77m
4:59PM0.59m
5:26AM0.80m
5:58PM0.65m
6:17AM0.84m
6:46PM0.72m
7:02AM0.87m
7:29PM0.81m
7:45AM0.90m
8:10PM0.89m
8:27AM0.92m
8:52PM0.97m
9:09AM0.92m
9:34PM1.03m
9:52AM0.90m
10:18PM1.07m
10:37AM0.86m
11:04PM1.08m
11:25AM0.81m
11:54PM1.05m
12:16PM0.75m
00:50AM1.01m
1:15PM0.70m
1:53AM0.96m
2:23PM0.67m
3:03AM0.91m
3:42PM0.66m
Low Tide
10:27AM0.32m
9:53PM0.31m
11:27AM0.30m
11:00PM0.29m
12:15PM0.25m
11:59PM0.26m
12:56PM0.20m
00:51AM0.20m
1:32PM0.14m
1:39AM0.15m
2:07PM0.09m
2:24AM0.09m
2:42PM0.05m
3:10AM0.05m
3:19PM0.02m
3:57AM0.03m
3:57PM0.01m
4:45AM0.03m
4:38PM0.02m
5:36AM0.05m
5:23PM0.04m
6:32AM0.09m
6:14PM0.09m
7:34AM0.14m
7:14PM0.14m
8:44AM0.18m
8:25PM0.18m
9:56AM0.19m
Wave
height (m) 
direction
period (s) 
1.7
S
7
1.5
S
8
1.3
SSE
8
0.9
SSE
8
1.7
SSW
6
3
SSW
8
2.5
SSW
8
1.7
SSW
8
0.8
S
7
0.5
S
6
0.7
SE
4
1.8
SSE
6
3
SSE
8
4
S
10
3.5
SSE
10
2.4
SSE
10
2.3
SSE
10
1.7
SSE
9
1.3
SSE
9
1.2
SSE
9
1.1
SE
9
1.1
SE
9
1.3
SE
9
1.7
ESE
6
1.4
SE
8
1.3
SE
8
1.4
SE
10
1.4
ESE
10
1.3
ESE
11
1.2
ESE
10
1.3
ESE
10
1.2
ESE
9
1.2
ESE
8
1.7
SSW
5
1.5
S
6
1.1
S
6
0.9
ESE
9
0.8
SE
8
0.7
SE
10
1.4
ESE
5
1.7
ESE
6
2
ESE
7
2
ESE
7
2.1
ESE
7
2.2
ESE
7
1.7
ESE
7
1.7
ESE
7
cloud
light snow
snow showers
part cloud
cloud
part cloud
part cloud
clear
clear
cloud
cloud
light rain
light rain
light rain
heavy rain
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
part cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
light rain
cloud
cloud
cloud
cloud
light snow
light snow
cloud
cloud
light snow
heavy rain
rain showers
cloudy
light snow
snow shwrs
some clouds
cloudy
some clouds
some clouds
clear
clear
cloudy
cloudy
light rain
light rain
light rain
heavy rain
some clouds
some clouds
some clouds
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
light rain
light rain
some clouds
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
light rain
cloudy
cloudy
cloudy
cloudy
light snow
light snow
cloudy
cloudy
light snow
heavy rain
rain shwrs
 km/h
30
NW
25
NW
35
WNW
20
SW
35
SSW
45
WSW
45
W
35
WNW
15
NNW
15
ESE
20
SE
40
SE
45
S
50
S
30
W
30
WNW
25
SW
20
NW
20
WNW
15
WSW
10
SW
20
ESE
30
ESE
30
ESE
10
SE
5
WSW
15
SSW
10
N
15
NNE
20
E
20
E
15
SE
20
SSW
30
SW
25
SW
20
NNW
10
NNW
15
SW
10
SE
35
E
30
E
35
E
35
ENE
35
E
35
ESE
20
SSW
15
W
 mm 
2
3
4
18
2
4
1
5
11
4
max°C
8
1
1
2
5
7
3
6
4
0
4
10
12
12
12
1
4
4
-1
3
3
2
3
3
5
6
6
5
7
7
4
5
8
7
16
18
6
9
9
3
1
1
0
1
3
8
9
Moonrise
3:29
4:15
4:52
5:24
5:52
6:16
6:39
7:01
7:25
7:53
8:25
9:06
9:57
10:59
12:10
1:24
Moonset
12:06
1:07
2:12
3:21
4:30
5:40
6:51
8:04
9:19
10:37
11:55
1:11
2:19
3:15
4:00
Sunrise
7:07
7:05
7:03
7:03
7:01
6:58
6:58
6:56
6:54
6:52
6:50
6:48
6:48
6:46
6:43
6:43
Sunset
6:52
6:53
6:54
6:55
6:57
6:59
7:00
7:00
7:01
7:02
7:04
7:05
7:06
7:07
7:07
7:08
Today's sea temperature in Riverhead is
3.0° C
(Statistics for 12 Mar 1981-2005 – mean: 4.4 max: 6.5 min: 2.6°C)
Issued (local time): 7 am Thursday 12 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest