Union Seamount Sea Conditions and Tide Table

Union Seamount 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 — and sunset is at 07:57 PM.

Days 1–4 Weather Summary

Light rain (total 6mm), mostly falling on Thu morning. Cool air temperatures (max 10°C on Mon afternoon, min 3°C on Thu morning). Winds decreasing (near gales from the SSW on Mon afternoon, calm by Tue afternoon).

Days 5–7 Weather Summary

Light rain (total 6mm), mostly falling on Sat morning. Low air temperatures (max 6°C on Fri night, min 2°C on Thu night). Winds increasing (moderate winds from the W on Fri afternoon, near gales from the SW by Sat morning).

Days 8–10 Weather Summary

A dusting of snow. Milder later with heavy rain (total 20mm) on Mon night. Mild temperatures (max 5°C on Sun afternoon, min 1°C on Mon afternoon). Winds increasing (calm on Mon afternoon, near gales from the NNW by Tue night).

Days 11–13 Weather Summary

Moderate rain (total 16mm), heaviest on Fri night. Mild temperatures (max 9°C on Fri night, min 3°C on Wed afternoon). Winds increasing (calm on Thu night, gales from the SSE by Fri night).

Mon
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Monday
30
Tuesday
31
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
night
Wave Height Map
High Tide
11:58AM3.22m
1:01AM3.18m
12:44PM3.35m
1:25AM3.36m
1:29PM3.43m
1:52AM3.53m
2:13PM3.44m
2:21AM3.66m
2:58PM3.38m
2:53AM3.75m
3:45PM3.24m
3:28AM3.76m
4:36PM3.05m
4:08AM3.69m
5:35PM2.84m
6:49PM2.65m
5:49AM3.36m
8:24PM2.58m
7:05AM3.16m
9:57PM2.67m
8:39AM3.06m
11:02PM2.83m
10:08AM3.07m
11:48PM3.01m
11:18AM3.16m
00:24AM3.17m
12:14PM3.24m
Low Tide
6:35PM0.81m
6:49AM1.43m
7:07PM0.78m
7:26AM1.12m
7:39PM0.82m
8:05AM0.83m
8:12PM0.93m
8:45AM0.60m
8:46PM1.09m
9:28AM0.47m
9:22PM1.29m
10:14AM0.44m
9:59PM1.52m
11:06AM0.52m
10:42PM1.75m
12:06PM0.67m
11:34PM1.97m
1:20PM0.83m
00:54AM2.14m
2:44PM0.93m
2:51AM2.14m
4:03PM0.93m
4:24AM1.96m
5:05PM0.91m
5:27AM1.69m
5:54PM0.89m
6:16AM1.42m
Wave
height (m) 
direction
period (s) 
5.5
SW
11
4.5
SW
12
3.5
SW
12
3
SW
12
3
WSW
12
3
W
12
3
W
11
2.4
W
11
2.3
W
10
2.2
W
10
2.3
WNW
10
2.2
WNW
10
2.4
WNW
11
2.3
WNW
10
3.5
W
9
4
W
10
4
W
11
3
W
11
3
W
11
3
WNW
11
2.5
WNW
11
2.5
WNW
11
2.5
WNW
11
3.5
N
7
4
NE
8
4
NW
9
3
NW
9
2.3
NW
8
2.2
NW
9
3
WNW
9
2.5
W
9
2.2
W
9
1.6
WNW
8
1.8
WNW
8
4.5
SSE
9
6.5
SW
14
5
SW
12
3.5
SW
11
3
SSW
10
4
WNW
8
3.5
WSW
8
3
SW
9
2.5
SW
9
2.1
SW
9
2
SW
8
2.2
SW
8
2.5
SW
10
light rain
cloud
cloud
cloud
part cloud
part cloud
cloud
light rain
light rain
cloud
light rain
cloud
part cloud
part cloud
light rain
rain showers
cloud
light rain
cloud
cloud
cloud
light snow
light snow
mod rain
light rain
part cloud
light rain
light rain
rain showers
part cloud
part cloud
part cloud
cloud
cloud
heavy rain
cloud
cloud
light rain
heavy rain
heavy rain
part cloud
rain showers
clear
part cloud
cloud
cloud
part cloud
light rain
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
light rain
light rain
cloudy
light rain
cloudy
some clouds
some clouds
light rain
rain shwrs
cloudy
light rain
cloudy
cloudy
cloudy
light snow
light snow
mod rain
light rain
some clouds
light rain
light rain
rain shwrs
some clouds
some clouds
some clouds
cloudy
cloudy
heavy rain
cloudy
cloudy
light rain
heavy rain
heavy rain
some clouds
rain shwrs
clear
some clouds
cloudy
cloudy
some clouds
 km/h
50
SW
30
SW
10
WSW
10
S
20
NNW
5
E
10
E
25
N
25
N
25
NNW
30
NNW
25
NW
25
WSW
40
SSW
50
SW
40
W
30
WSW
30
SW
35
WSW
30
WNW
15
SW
5
NE
25
NNE
55
N
50
NNW
40
NW
25
W
20
NNW
25
W
40
NW
35
W
15
NW
25
SE
40
SE
70
SSE
45
SSW
30
SSW
10
E
10
NNW
65
WNW
45
WSW
30
W
15
WSW
20
S
35
SSE
35
SSE
35
SSE
 mm 
1
2
3
2
2
1
1
1
10
7
1
1
2
2
12
1
17
14
1
max°C
10
9
7
8
8
5
6
7
4
4
4
5
5
6
6
4
5
5
5
5
4
3
3
3
5
5
4
3
4
4
4
5
5
6
9
8
7
8
8
6
7
7
7
7
8
8
8
Moonrise
7:31
7:46
8:00
8:16
8:35
8:59
9:34
10:22
11:25
12:42
2:04
3:27
4:46
6:03
7:17
Moonset
5:26
6:45
8:05
9:27
10:52
12:21
1:48
3:09
4:16
5:06
5:41
6:06
6:25
6:41
6:54
Sunrise
8:00
7:58
7:56
7:54
7:52
7:50
7:48
7:46
7:43
7:41
7:39
7:37
7:35
7:33
7:30
Sunset
7:57
7:58
8:00
8:01
8:02
8:05
8:06
8:07
8:08
8:10
8:12
8:14
8:15
8:16
8:19
8:20
Today's sea temperature in Union Seamount is
7.7° C
(Statistics for 16 Mar 1981-2005 – mean: 7.5 max: 8.5 min: 6.1°C)
Issued (local time): 4 pm Monday 16 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest