Portland, Morrison Street Bridge Sea Conditions and Tide Table

Portland, Morrison Street Bridge 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 07:46 AM and sunset is at 04:28 PM.

Days 1–3 Weather Summary

Heavy rain (total 68mm), heaviest during Thu morning. Cool air temperatures (max 14°C on Thu afternoon, min 5°C on Sat night). Winds decreasing (fresh winds from the SW on Thu afternoon, calm by Sat night).

Days 4–6 Weather Summary

Heavy rain (total 21mm), heaviest during Sun afternoon. Cool air temperatures (max 11°C on Mon morning, min 5°C on Sun night). Wind will be generally light.

Days 7–9 Weather Summary

Heavy rain (total 20mm), heaviest during Fri afternoon. Mild temperatures (max 7°C on Wed morning, min 5°C on Wed night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 53mm), heaviest during Mon afternoon. Very mild (max 10°C on Mon afternoon, min 6°C on Sat night). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
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
3:23PM1.04m
4:45AM0.59m
4:01PM1.05m
5:23AM0.58m
4:40PM1.06m
5:59AM0.57m
5:21PM1.05m
6:36AM0.57m
6:03PM1.02m
7:14AM0.57m
6:46PM0.98m
7:56AM0.60m
7:33PM0.93m
8:43AM0.64m
8:23PM0.85m
9:34AM0.70m
9:21PM0.76m
10:28AM0.78m
10:28PM0.67m
11:23AM0.87m
11:41PM0.59m
12:16PM0.98m
00:53AM0.55m
Low Tide
9:21AM0.21m
00:40AM0.02m
10:20AM0.23m
1:21AM0.02m
11:22AM0.24m
1:58AM0.03m
12:19PM0.25m
2:34AM0.05m
1:10PM0.25m
3:07AM0.07m
1:57PM0.27m
3:38AM0.09m
2:44PM0.29m
4:07AM0.10m
3:33PM0.31m
4:35AM0.10m
4:32PM0.34m
5:03AM0.10m
5:56PM0.36m
5:34AM0.09m
7:50PM0.32m
9:15PM0.23m
Wave
height (m) 
direction
period (s) 
heavy rain
heavy rain
rain showers
light rain
light rain
light rain
rain showers
cloud
cloud
rain showers
light rain
rain showers
part cloud
rain showers
light rain
light rain
cloud
light rain
cloud
part cloud
light rain
cloud
light rain
light rain
light rain
light rain
light rain
cloud
cloud
cloud
light rain
mod rain
mod rain
heavy rain
mod rain
mod rain
heavy rain
heavy rain
rain shwrs
light rain
light rain
light rain
rain shwrs
cloudy
cloudy
rain shwrs
light rain
rain shwrs
some clouds
rain shwrs
light rain
light rain
cloudy
light rain
cloudy
some clouds
light rain
cloudy
light rain
light rain
light rain
light rain
light rain
cloudy
cloudy
cloudy
light rain
mod rain
mod rain
heavy rain
mod rain
mod rain
 km/h
10
E
20
SW
15
WNW
15
WSW
15
SW
15
SSW
10
SSW
10
SSW
5
SE
15
S
15
SSW
10
SSW
10
SSE
15
SSW
15
SSW
5
NNE
5
NNE
0
ENE
5
ESE
5
NNE
0
SW
0
WNW
5
W
5
NE
5
SE
5
WSW
5
S
10
S
10
S
5
SE
15
SSE
5
SE
10
SE
5
E
5
ESE
10
SSE
 mm 
27
24
10
1
2
3
1
1
5
3
3
5
1
3
3
4
2
5
5
1
4
6
10
12
9
9
max°C
6
14
11
8
8
6
9
9
6
9
9
7
11
9
8
8
7
6
7
7
6
7
7
6
7
7
7
8
8
7
8
7
9
8
10
10
Moonrise
7:01
8:00
8:50
9:31
10:04
10:30
10:52
11:11
11:29
11:47
12:06
12:30
Moonset
3:03
3:51
4:48
5:53
7:02
8:13
9:24
10:36
11:48
1:03
2:21
Sunrise
7:46
7:46
7:47
7:47
7:48
7:48
7:48
7:48
7:48
7:50
7:50
7:50
Sunset
4:28
4:29
4:29
4:30
4:30
4:30
4:30
4:31
4:32
4:32
4:34
4:35
Today's sea temperature in Portland, Morrison Street Bridge is
10.5° C
(Statistics for 18 Dec 1981-2005 – mean: 9.8 max: 11.3 min: 8.7°C)
Issued (local time): 9 am Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest