Tertius Sea Conditions and Tide Table

Tertius 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 07:43 AM and sunset is at 04:34 PM.

Days 1–3 Weather Summary

Light rain (total 3mm), mostly falling on Mon night. Cool air temperatures (max 13°C on Wed afternoon, min 8°C on Mon night). Mainly fresh winds.

Days 4–6 Weather Summary

Heavy rain (total 20mm), heaviest during Sat morning. Cool air temperatures (max 13°C on Thu afternoon, min 4°C on Sat night). Winds increasing (light winds from the NNE on Fri morning, near gales from the ENE by Fri night).

Days 7–9 Weather Summary

Moderate rain (total 15mm), heaviest on Sun morning. Mild temperatures (max 9°C on Mon morning, min 4°C on Sun morning). Winds decreasing (fresh winds from the NW on Mon afternoon, light winds from the WSW by Tue afternoon).

Days 10–12 Weather Summary

Moderate rain (total 11mm), heaviest on Fri night. Mild temperatures (max 8°C on Fri morning, min 5°C on Wed morning). Mainly fresh winds.

Monday
10
Tuesday
11
Wednesday
12
Thursday
13
Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
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
3:50PM3.81m
4:01AM3.93m
4:37PM3.59m
4:44AM3.83m
5:25PM3.41m
5:33AM3.77m
6:31PM3.32m
6:46AM3.75m
8:10PM3.41m
8:40AM3.88m
9:22PM3.65m
9:48AM4.07m
10:19PM3.86m
10:41AM4.13m
11:04PM3.95m
11:24AM4.04m
11:40PM3.91m
11:58AM3.88m
00:09AM3.86m
12:26PM3.78m
00:37AM3.89m
12:52PM3.80m
1:06AM4.00m
Low Tide
9:50AM0.46m
9:57PM0.79m
10:31AM0.66m
10:40PM1.03m
11:18AM0.93m
11:31PM1.27m
12:17PM1.17m
00:36AM1.45m
1:37PM1.27m
1:59AM1.45m
3:07PM1.14m
3:29AM1.27m
4:10PM0.93m
4:41AM1.02m
5:03PM0.77m
5:39AM0.82m
5:47PM0.69m
6:18AM0.73m
6:20PM0.68m
6:40AM0.69m
6:48PM0.68m
7:03AM0.64m
7:15PM0.68m
Wave
height (m) 
direction
period (s) 
0.3
SW
2.0
0.2
SSW
2.0
0.3
SSE
3.0
0.4
SW
3.0
0.4
SW
3.0
0.3
SSW
3.0
0.5
S
3.0
0.4
SSW
3.0
0.4
SSW
3.0
0.4
SSW
3.0
0.4
SW
3.0
0.5
W
3.0
0.1
W
5.0
0.1
NE
2.0
0.4
ENE
3.0
0.6
ENE
3.0
0.6
E
3.0
0.6
E
3.0
0.4
E
3.0
0.3
E
2.0
0.3
N
2.0
0.4
WNW
3.0
0.5
NW
3.0
0.4
NW
3.0
0.4
NW
2.0
0.3
W
2.0
0.3
SSW
2.0
0.4
S
3.0
0.4
SW
3.0
0.5
SW
3.0
0.4
SW
3.0
0.3
SSE
2.0
0.4
SE
3.0
0.2
ESE
2.0
0.1
E
2.0
0
E
2.0
clear
part cloud
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
light rain
light rain
mod rain
light rain
mod rain
light rain
light rain
light rain
light rain
light rain
rain showers
rain showers
part cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
mod rain
clear
some clouds
rain shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
clear
some clouds
cloudy
cloudy
light rain
light rain
mod rain
light rain
mod rain
light rain
light rain
light rain
light rain
light rain
rain shwrs
rain shwrs
some clouds
some clouds
some clouds
cloudy
cloudy
some clouds
cloudy
cloudy
some clouds
cloudy
mod rain
 km/h
20
SSW
15
S
30
SSE
35
SW
25
SW
25
S
35
S
25
SSW
30
SSW
30
SSW
25
SSW
30
W
15
NNE
20
NE
35
ENE
45
ENE
50
E
50
E
35
E
25
E
30
NNE
30
WNW
35
NW
35
NW
25
NW
20
W
25
SSW
30
S
25
SSW
35
SSW
25
SSW
25
SE
30
ESE
20
E
20
E
5
E
 mm 
3
1
2
6
3
8
3
2
2
1
1
4
2
8
max°C
9
10
9
11
11
10
11
13
11
12
13
13
9
7
6
6
5
4
4
4
8
9
9
8
8
8
7
5
6
7
7
7
6
8
8
7
Moonrise
8:57
10:26
11:50
1:10
2:26
3:41
4:55
6:11
7:28
8:45
9:58
Moonset
1:40
2:00
2:14
2:23
2:31
2:38
2:45
2:54
3:04
3:18
3:37
4:06
Sunrise
7:43
7:45
7:47
7:48
7:50
7:52
7:54
7:56
7:58
8:00
8:02
8:03
Sunset
4:34
4:31
4:30
4:29
4:27
4:24
4:23
4:22
4:21
4:20
4:17
4:16
Today's sea temperature in Tertius is 10.4 °C (Statistics for 10 Nov 1981-2005 – mean: 10.7 max: 12.1 min: 9.2°C)
Issued (local time): 12 pm Monday 10 Nov 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest