Weymouth Back River Bridge Sea Conditions and Tide Table

Weymouth Back River 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 07:07 AM and sunset is at 04:13 PM.

Days 1–3 Weather Summary

Moderate rain (total 16mm), heaviest on Fri afternoon. Icy conditions (max 15°C on Fri morning, min -2°C on Fri night). Winds increasing (light winds from the S on Thu morning, near gales from the S by Fri morning).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 7°C on Sun morning, min -5°C on Sun night). Winds decreasing (fresh winds from the NW on Sun night, light winds from the WSW by Mon night).

Days 7–9 Weather Summary

Moderate rain (total 11mm), heaviest on Thu night. Freeze-thaw conditions (max 12°C on Fri morning, min -6°C on Wed night). Winds decreasing (fresh winds from the NW on Wed morning, light winds from the NW by Wed night).

Days 10–12 Weather Summary

Light rain (total 6mm), mostly falling on Sun night. Freeze-thaw conditions (max 7°C on Mon afternoon, min -2°C on Mon 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
10:00AM3.00m
10:40PM2.60m
10:40AM3.03m
11:20PM2.62m
11:19AM3.05m
11:59PM2.62m
11:58AM3.06m
00:38AM2.63m
12:37PM3.05m
1:18AM2.65m
1:18PM3.03m
1:58AM2.67m
2:01PM3.00m
2:41AM2.72m
2:47PM2.95m
3:26AM2.79m
3:37PM2.90m
4:13AM2.87m
4:31PM2.84m
5:04AM2.98m
5:29PM2.80m
5:58AM3.10m
6:30PM2.78m
6:53AM3.23m
Low Tide
4:25PM0.15m
4:24AM0.48m
5:05PM0.11m
5:05AM0.46m
5:43PM0.09m
5:45AM0.44m
6:22PM0.07m
6:26AM0.43m
7:02PM0.06m
7:08AM0.43m
7:42PM0.06m
7:52AM0.42m
8:24PM0.07m
8:38AM0.40m
9:09PM0.09m
9:29AM0.37m
9:56PM0.11m
10:23AM0.31m
10:47PM0.14m
11:21AM0.22m
11:40PM0.16m
12:21PM0.10m
00:36AM0.16m
Wave
height (m) 
direction
period (s) 
0.2
E
10
0.5
S
3
0.8
SE
5
1.9
SSE
6
2.1
ESE
9
1.2
SE
7
0.9
ESE
12
0.5
E
11
0.8
S
3
0.8
SW
4
1
WNW
4
1
NW
4
1.4
NNW
5
1.4
NNW
5
0.5
E
8
0.7
SSW
3
1.1
SW
4
0.7
W
4
1.4
NNW
5
1.3
NNW
5
0.7
NE
7
0.5
NE
6
0.5
SW
3
0.8
S
4
1.1
SSW
4
0.7
WSW
4
0.6
NW
3
0.5
N
4
0.3
NE
5
0.4
NE
5
0.2
E
5
0.2
ESE
4
0.3
SE
3
0.2
ESE
4
0.2
N
2
1.2
NNE
5
clear
clear
light rain
mod rain
mod rain
part cloud
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
cloud
mod rain
rain showers
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
mod rain
part cloud
part cloud
clear
clear
clear
light rain
mod rain
mod rain
some clouds
clear
some clouds
cloudy
some clouds
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
cloudy
mod rain
rain shwrs
some clouds
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
mod rain
some clouds
some clouds
clear
 km/h
10
S
15
S
20
S
45
SSE
20
WSW
35
WSW
25
WNW
10
SW
25
SSW
25
WSW
30
WNW
30
WNW
35
NW
30
NW
15
WSW
25
SSW
30
WSW
25
W
35
NW
35
NW
10
NW
15
SW
20
SW
30
SSW
30
SW
30
W
20
NW
15
NNW
5
ENE
5
SW
5
SSW
10
S
10
SSE
5
WNW
15
NNW
25
NNW
 mm 
1
8
7
10
1
6
max°C
5
5
14
15
10
1
1
2
5
7
3
-1
-4
-4
-3
1
1
3
-4
-4
-5
1
1
8
12
12
7
2
3
3
4
5
4
6
7
0
Moonrise
6:10
7:08
8:00
8:44
9:20
9:50
10:15
10:38
10:58
11:19
11:41
12:07
Moonset
2:45
3:32
4:28
5:30
6:37
7:45
8:53
10:01
11:11
12:21
1:36
Sunrise
7:07
7:07
7:07
7:09
7:09
7:09
7:09
7:09
7:11
7:11
7:11
7:11
Sunset
4:13
4:13
4:14
4:14
4:15
4:15
4:15
4:15
4:16
4:17
4:17
4:19
Today's sea temperature in Weymouth Back River Bridge is
6.3° C
(Statistics for 18 Dec 1981-2005 – mean: 7.5 max: 9.9 min: 5.7°C)
Issued (local time): 12 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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