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 08:07 AM and sunset is at 04:00 PM.

Days 1–3 Weather Summary

Mostly dry. Air temperatures will be well below freezing (max -6°C on Sat morning, min -14°C on Mon morning). Winds decreasing (strong winds from the NW on Sat morning, light winds from the W by Mon night).

Days 4–6 Weather Summary

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

Days 7–9 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 2°C on Sat afternoon, min -8°C on Sun afternoon). Winds increasing (calm on Fri night, strong winds from the SW by Sun morning).

Days 10–12 Weather Summary

A moderate fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 1°C on Mon afternoon, min -9°C on Wed morning). Winds increasing (calm on Tue afternoon, gales from the N by Wed night).

Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
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
7:48AM1.63m
8:18PM1.02m
8:34AM1.60m
9:07PM0.98m
9:21AM1.52m
9:59PM0.94m
10:10AM1.42m
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
Low Tide
2:27PM0.17m
1:42AM0.22m
3:15PM0.21m
2:25AM0.28m
4:04PM0.27m
3:09AM0.37m
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
Wave
height (m) 
direction
period (s) 
3.5
NE
14
3.5
NE
14
3.5
NE
14
3.5
NE
14
3.5
NE
14
3.5
NE
14
3
NE
14
3
NE
14
3
NE
14
3
NE
14
2.5
NE
14
2.5
NE
14
3
NE
14
3
NE
14
3
NE
14
3
NE
14
3
NE
14
2.5
NE
15
2.4
NE
14
2.5
NE
14
2.1
NE
13
2.2
NE
12
2.3
ENE
12
2.2
NE
12
2.2
NE
12
2.1
NE
12
2
NE
12
1.8
NE
12
2.3
NE
12
1.9
NNE
11
1.6
NNE
11
1.5
NNE
10
2.1
NE
17
3
NE
16
3
NE
15
4.5
NE
8
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
cloud
part cloud
clear
clear
part cloud
cloud
light snow
light snow
cloud
cloud
light snow
light snow
cloud
clear
clear
cloud
cloud
cloud
part cloud
clear
clear
cloud
part cloud
part cloud
cloud
heavy snow
some clouds
some clouds
clear
clear
clear
clear
some clouds
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
some clouds
cloudy
light snow
light snow
cloudy
cloudy
light snow
light snow
cloudy
clear
clear
cloudy
cloudy
cloudy
some clouds
clear
clear
cloudy
some clouds
some clouds
cloudy
heavy snow
 km/h
40
WNW
35
WNW
20
WNW
25
W
15
W
30
WNW
25
W
15
W
20
NW
30
WNW
35
WNW
35
WNW
35
W
20
W
5
WNW
25
E
30
E
5
E
15
NW
5
NW
25
ESE
30
S
40
WSW
45
SW
50
SW
45
SW
40
WSW
30
NW
50
NW
20
W
5
NW
5
NNW
5
W
10
NNE
30
E
65
N
 mm 
max°C
-6
-7
-11
-9
-7
-8
-13
-12
-13
-12
-12
-12
-9
-8
-8
-3
0
1
0
1
0
1
2
0
-6
-7
-6
0
1
-2
-6
-5
-5
-6
-2
-1
Moonrise
5:15
6:44
8:13
9:39
10:59
12:15
1:28
2:41
3:54
5:08
6:22
Moonset
10:35
11:17
11:44
12:03
12:16
12:27
12:36
12:45
12:56
1:08
1:24
1:45
Sunrise
8:07
8:07
8:08
8:10
8:11
8:11
8:12
8:14
8:15
8:15
8:17
8:18
Sunset
4:00
4:00
3:59
3:59
3:59
3:59
3:59
3:59
3:59
3:59
3:59
3:59
Today's sea temperature in Port Marnham is
1.7° C
(Statistics for 06 Dec 1981-2005 – mean: 0.1 max: 0.9 min: -0.8°C)
Issued (local time): 1 am Saturday 06 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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