Portland Sea Conditions and Tide Table

Portland 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 06:37 AM and sunset is at 05:30 PM.

Days 1–3 Weather Summary

Light rain (total 8mm), mostly falling on Fri afternoon. Icy conditions (max 6°C on Fri morning, min -3°C on Wed night). Wind will be generally light.

Days 4–6 Weather Summary

Some drizzle, heaviest during Mon morning. Icy conditions (max 7°C on Mon morning, min -6°C on Sat night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 12mm), heaviest on Tue night. Freeze-thaw conditions (max 11°C on Wed morning, min -6°C on Thu night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 8°C on Sat morning, min -4°C on Sat night). Wind will be generally light.

Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
1
Saturday
2
Sunday
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
11:12AM0.69m
11:44PM0.54m
11:54AM0.68m
00:20AM0.57m
12:31PM0.68m
00:55AM0.60m
1:06PM0.67m
1:29AM0.63m
1:41PM0.66m
2:03AM0.65m
2:15PM0.64m
2:38AM0.66m
2:51PM0.62m
3:13AM0.66m
3:27PM0.58m
3:49AM0.66m
4:07PM0.55m
4:29AM0.66m
4:51PM0.51m
5:14AM0.66m
5:44PM0.47m
6:08AM0.66m
6:49PM0.45m
Low Tide
6:15PM0.01m
6:18AM0.05m
6:56PM0.00m
7:02AM0.03m
7:34PM-0.00m
7:44AM0.02m
8:10PM-0.01m
8:26AM0.02m
8:47PM-0.00m
9:07AM0.02m
9:25PM0.01m
9:49AM0.04m
10:02PM0.04m
10:34AM0.05m
10:41PM0.07m
11:20AM0.07m
11:20PM0.11m
12:12PM0.09m
00:04AM0.14m
1:08PM0.10m
00:56AM0.16m
2:07PM0.10m
1:55AM0.17m
Wave
height (m) 
direction
period (s) 
clear
clear
clear
part cloud
part cloud
light rain
light rain
mod rain
clear
part cloud
clear
clear
clear
clear
part cloud
light rain
clear
part cloud
part cloud
cloud
mod rain
cloud
part cloud
mod rain
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
light rain
light rain
mod rain
clear
some clouds
clear
clear
clear
clear
some clouds
light rain
clear
some clouds
some clouds
cloudy
mod rain
cloudy
some clouds
mod rain
cloudy
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
10
SE
10
SSE
5
ESE
10
SSW
10
SSW
15
SSE
10
SSW
5
NW
10
NW
20
NNW
20
NW
15
NW
10
WSW
15
SSW
15
SSW
20
SSW
15
SW
5
NNE
10
NE
10
ESE
10
SSE
10
S
10
SSE
10
S
20
NW
20
NW
15
NNW
5
SW
15
SSW
5
SW
10
NNE
10
E
5
ENE
5
E
10
SE
5
NNE
 mm 
1.0
1.0
6
1.0
6
6
max°C
2
1
-1
4
4
5
6
5
3
0
-1
-6
1
2
4
7
7
5
5
9
9
11
11
10
4
4
-4
3
2
2
8
8
-2
6
6
3
Moonrise
2:38
3:42
4:46
5:48
6:49
7:49
8:50
9:52
10:56
12:03
1:11
Moonset
5:32
6:05
6:31
6:53
7:13
7:31
7:49
8:08
8:29
8:53
9:23
10:01
Sunrise
6:37
6:35
6:33
6:31
6:31
6:28
6:28
6:26
6:24
6:22
6:20
6:20
Sunset
5:30
5:31
5:32
5:35
5:36
5:37
5:37
5:38
5:40
5:42
5:43
5:44
Today's sea temperature in Portland is 4.5 °C (Statistics for 21 Feb 1981-2005 – mean: 3.9 max: 5.6 min: 2.4°C)
Nearest