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 07:11 AM and sunset is at 04:25 PM.

Days 1–3 Weather Summary

Light rain (total 5mm) at first, then becoming colder with a dusting of snow on Thu morning. Icy conditions (max 7°C on Tue night, min -7°C on Thu night). Winds increasing (light winds from the S on Tue afternoon, strong winds from the NNW by Thu afternoon).

Days 4–6 Weather Summary

A dusting of snow turning to light rain (total 5mm) on Sun afternoon. Icy conditions (max 8°C on Sun night, min -7°C on Fri morning). Winds increasing (calm on Sat night, strong winds from the WNW by Sun night).

Days 7–9 Weather Summary

Mostly dry. Temperatures will be below freezing (max -1°C on Tue afternoon, min -4°C on Mon afternoon). Winds decreasing (near gales from the W on Mon night, light winds from the W by Wed night).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 7°C on Sat afternoon, min -2°C on Thu morning). Winds decreasing (fresh winds from the WSW on Thu night, calm by Fri night).

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
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
9:58AM0.92m
10:30PM0.71m
10:39AM0.89m
11:17PM0.74m
11:22AM0.86m
00:07AM0.77m
12:10PM0.82m
1:01AM0.82m
1:05PM0.78m
1:58AM0.87m
2:05PM0.74m
2:58AM0.93m
3:10PM0.72m
3:58AM1.00m
4:15PM0.71m
4:58AM1.06m
5:19PM0.72m
5:56AM1.11m
6:20PM0.74m
6:53AM1.14m
7:17PM0.77m
7:47AM1.15m
8:13PM0.79m
Low Tide
4:44PM0.16m
4:21AM0.24m
5:22PM0.16m
5:12AM0.25m
6:01PM0.15m
6:11AM0.26m
6:43PM0.13m
7:16AM0.25m
7:30PM0.12m
8:24AM0.23m
8:22PM0.10m
9:32AM0.19m
9:17PM0.08m
10:37AM0.14m
10:15PM0.06m
11:39AM0.10m
11:14PM0.04m
12:38PM0.06m
00:12AM0.02m
1:34PM0.04m
1:10AM0.01m
2:27PM0.03m
2:08AM0.02m
Wave
height (m) 
direction
period (s) 
0.8
SW
4
0.7
SSW
4
1.1
SW
5
1.3
W
5
1.1
NW
4
0.4
SE
8
1.2
E
10
1.3
E
10
1.2
NE
6
0.8
ESE
10
0.5
E
10
0.6
E
10
1.2
ENE
5
0.9
ESE
12
0.7
ESE
12
0.6
ESE
12
0.9
ESE
12
1.5
S
6
1.8
WSW
6
1.9
WSW
6
2.5
WSW
7
1.9
SW
7
1.7
WSW
6
1.3
W
5
0.7
W
5
0.5
W
4
0.3
W
4
0.7
W
4
1.2
WSW
5
1.4
SW
5
1
SW
5
0.8
SW
5
0.4
SW
4
0.2
ESE
10
0.4
SSW
3
0.8
SSW
4
light rain
light rain
part cloud
clear
clear
part cloud
light snow
clear
clear
part cloud
cloud
light snow
part cloud
part cloud
part cloud
cloud
light rain
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
light rain
light rain
some clouds
clear
clear
some clouds
light snow
clear
clear
some clouds
cloudy
light snow
some clouds
some clouds
some clouds
cloudy
light rain
rain shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
clear
some clouds
cloudy
some clouds
some clouds
clear
clear
clear
clear
some clouds
 km/h
15
SW
10
S
30
W
40
NW
35
NNW
10
WSW
35
SW
30
NW
35
NNW
25
N
10
NE
20
E
25
ENE
15
ENE
5
NW
10
SW
20
SSW
30
WSW
45
WNW
50
WNW
50
W
45
WNW
45
WNW
40
WNW
25
NW
20
NW
15
NW
25
W
30
W
35
WSW
25
W
15
W
0
SW
10
SSW
15
SW
20
SW
 mm 
3
2
3
2
max°C
3
4
7
4
3
2
4
4
-3
-5
-4
-3
-2
-1
-1
3
6
8
-2
-3
-3
-2
-1
-3
-2
-1
-2
0
1
2
2
3
3
6
7
7
Moonrise
9:53
10:19
10:42
11:04
11:26
11:49
12:16
12:49
1:31
2:25
3:32
4:48
Moonset
7:56
9:03
10:10
11:18
12:28
1:41
2:58
4:18
5:37
6:48
7:47
Sunrise
7:11
7:13
7:13
7:13
7:13
7:13
7:13
7:13
7:15
7:15
7:15
7:15
Sunset
4:25
4:27
4:28
4:28
4:29
4:30
4:30
4:30
4:31
4:32
4:34
4:35
Today's sea temperature in Riverhead is
6.2° C
(Statistics for 23 Dec 1981-2005 – mean: 8.3 max: 10.5 min: 6.5°C)
Issued (local time): 12 pm Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest