Port Marnham Sea Conditions and Tide Table

Port Marnham 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 03:59 PM.

Days 1–4 Weather Summary

A light covering of new snow, mostly falling on Thu afternoon. Icy conditions (max 1°C on Thu night, min -13°C on Tue afternoon). Winds decreasing (strong winds from the W on Wed morning, calm by Thu night).

Days 5–7 Weather Summary

A dusting of new snow. Icy conditions (max 1°C on Sat morning, min -6°C on Fri night). Winds decreasing (near gales from the WNW on Sat morning, calm by Sun night).

Days 8–10 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -2°C on Mon afternoon, min -11°C on Wed night). Winds increasing (light winds from the NE on Mon afternoon, strong winds from the S by Thu morning).

Days 11–13 Weather Summary

A dusting of snow turning to light rain (total 2mm) on Sat morning. Freeze-thaw conditions (max 4°C on Sat afternoon, min -13°C on Sun morning). Winds increasing (light winds from the SW on Fri afternoon, near gales from the SSE by Sat morning).

Tue
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sun
21
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
10:56PM0.91m
11:01AM1.30m
11:59PM0.90m
11:57AM1.18m
1:10AM0.92m
12:57PM1.07m
2:22AM0.97m
2:04PM0.99m
3:26AM1.05m
3:11PM0.94m
4:16AM1.13m
4:11PM0.91m
4:58AM1.21m
5:03PM0.91m
5:36AM1.28m
5:47PM0.92m
6:11AM1.34m
6:27PM0.93m
6:45AM1.39m
7:05PM0.94m
7:18AM1.42m
7:40PM0.94m
7:52AM1.43m
Low Tide
4:57PM0.33m
3:58AM0.46m
5:55PM0.39m
7:00PM0.43m
6:30AM0.65m
8:04PM0.45m
8:37AM0.66m
8:59PM0.45m
10:04AM0.61m
9:44PM0.44m
11:02AM0.55m
10:21PM0.43m
11:46AM0.48m
10:55PM0.41m
12:22PM0.43m
11:27PM0.39m
12:55PM0.38m
11:58PM0.37m
1:25PM0.34m
00:29AM0.35m
1:56PM0.32m
1:01AM0.34m
Wave
height (m) 
direction
period (s) 
3
NE
14
2.5
NE
14
2.3
NE
13
2.1
NE
13
2.5
NE
14
2.5
NE
14
2.5
NE
15
2.5
NE
14
2.4
ENE
14
2.4
ENE
14
2.4
NE
16
2.3
NE
14
3
NE
12
3.5
NNE
12
2.5
NNE
11
2.4
NE
12
2
NNE
11
1.7
NNE
11
1.7
NNE
10
2.3
NNE
8
1.7
NNE
8
1.8
NE
9
2.1
NE
10
2.5
NNE
11
2.3
NNE
12
2.3
NE
13
3
NE
14
2.2
NE
14
1.8
NE
13
1.6
NE
13
1.4
NE
12
1.6
NE
12
4
SE
9
3
SE
10
2.1
SE
9
1.4
SE
9
part cloud
part cloud
clear
clear
clear
part cloud
light snow
light snow
part cloud
snow showers
cloud
light snow
light snow
cloud
cloud
part cloud
cloud
cloud
light snow
light snow
cloud
light snow
cloud
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
light snow
clear
part cloud
clear
some clouds
some clouds
clear
clear
clear
some clouds
light snow
light snow
some clouds
snow shwrs
cloudy
light snow
light snow
cloudy
cloudy
some clouds
cloudy
cloudy
light snow
light snow
cloudy
light snow
cloudy
clear
clear
some clouds
cloudy
cloudy
some clouds
some clouds
clear
some clouds
light snow
clear
some clouds
clear
 km/h
35
W
40
W
45
W
35
WSW
15
WSW
5
NE
35
ENE
5
S
5
SSW
25
SW
35
W
40
NW
35
NW
40
NW
20
WNW
10
WNW
5
NNW
20
NNW
20
NNE
45
NW
25
WNW
25
WNW
35
NW
25
WNW
20
W
20
SW
45
S
25
W
45
WNW
20
WNW
10
SW
45
SSE
55
S
40
SW
40
NW
20
W
 mm 
2
max°C
-12
-10
-9
-8
-9
-6
-2
1
0
-2
0
1
1
0
-3
-3
-5
-3
-2
-3
-8
-6
-6
-10
-9
-5
-2
1
-3
-9
-7
0
3
4
-2
-13
Moonrise
9:39
10:59
12:15
1:28
2:41
3:54
5:08
6:22
7:33
8:37
9:29
10:07
Moonset
12:16
12:27
12:36
12:45
12:56
1:08
1:24
1:45
2:15
2:57
3:54
Sunrise
8:11
8:11
8:12
8:14
8:15
8:15
8:17
8:18
8:18
8:18
8:19
8:19
Sunset
3:59
3:59
3:59
3:59
3:59
3:59
3:59
3:59
3:59
4:00
4:00
4:00
Today's sea temperature in Port Marnham is
1.4° C
(Statistics for 09 Dec 1981-2005 – mean: -0.0 max: 0.7 min: -0.8°C)
Issued (local time): 1 pm Tuesday 09 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest