Weymouth, Saint Mary Bay Sea Conditions and Tide Table

Weymouth, Saint Mary Bay 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 04:44 PM.

Days 1–3 Weather Summary

A light covering of new snow, mostly falling on Mon morning. Icy conditions (max 2°C on Sun morning, min -7°C on Mon afternoon). Mainly near gales.

Days 4–6 Weather Summary

Moderate rain (total 14mm), heaviest on Wed night. Icy conditions (max 9°C on Wed night, min -1°C on Thu night). Winds decreasing (strong winds from the SSW on Wed night, light winds from the N by Fri night).

Days 7–9 Weather Summary

A heavy fall of snow, heaviest during Sat night. Becoming milder with light rain (total 4mm) on Mon night. Freeze-thaw conditions (max 4°C on Mon night, min -4°C on Sun morning). Winds decreasing (near gales from the NNW on Sun morning, light winds from the S by Mon afternoon).

Days 10–12 Weather Summary

Drizzle at first, then turning colder with dusting of snow on Wed night. Freeze-thaw conditions (max 4°C on Tue morning, min -9°C on Thu night). Winds decreasing (strong winds from the WSW on Wed afternoon, light winds from the NNE by Fri morning).

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
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
12:46PM6.22m
1:23AM5.60m
1:42PM6.01m
2:20AM5.45m
2:40PM5.77m
3:18AM5.31m
3:38PM5.51m
4:17AM5.20m
4:39PM5.28m
5:16AM5.14m
5:39PM5.10m
6:13AM5.15m
6:38PM5.00m
7:07AM5.19m
7:35PM4.97m
7:57AM5.27m
8:26PM4.99m
8:43AM5.36m
9:13PM5.05m
9:26AM5.45m
9:56PM5.12m
10:06AM5.52m
10:36PM5.17m
Low Tide
6:41AM0.85m
7:16PM0.36m
7:37AM0.99m
8:11PM0.57m
8:33AM1.16m
9:07PM0.80m
9:32AM1.33m
10:04PM1.04m
10:32AM1.46m
11:02PM1.25m
11:33AM1.54m
00:00AM1.41m
12:33PM1.53m
00:56AM1.51m
1:29PM1.46m
1:48AM1.56m
2:21PM1.35m
2:37AM1.57m
3:08PM1.22m
3:22AM1.56m
3:51PM1.11m
4:03AM1.53m
4:31PM1.03m
4:42AM1.51m
Wave
height (m) 
direction
period (s) 
1
NW
4
0.6
NW
4
0.3
SE
3
2
NNW
6
1.9
NNW
6
1.1
NW
5
0.6
WNW
4
0.5
W
3
1.6
SW
6
1.5
SW
8
1.3
SW
8
2.5
SW
8
1.6
SW
9
1.2
SW
9
1.2
WSW
6
0.9
WSW
6
0.8
WSW
5
0.4
SSW
8
0.6
NE
4
1.7
NE
5
2.5
NE
7
3
NNW
7
1.9
WNW
6
1.8
W
6
0.9
SW
7
0.6
SW
6
0.6
SW
6
1.3
SW
5
1.3
W
5
1.7
NNW
6
1
WNW
4
2.1
WSW
6
1.6
WSW
6
1.6
SW
9
1.3
W
6
1.2
NNW
4
clear
part cloud
light snow
light snow
part cloud
part cloud
part cloud
part cloud
cloud
light rain
part cloud
rain showers
cloud
rain showers
part cloud
cloud
cloud
cloud
cloud
light snow
mod snow
light snow
part cloud
cloud
cloud
cloud
light snow
light rain
cloud
cloud
part cloud
cloud
light snow
light snow
cloud
part cloud
clear
some clouds
light snow
light snow
some clouds
some clouds
some clouds
some clouds
cloudy
light rain
some clouds
rain shwrs
cloudy
rain shwrs
some clouds
cloudy
cloudy
cloudy
cloudy
light snow
mod snow
light snow
some clouds
cloudy
cloudy
cloudy
light snow
light rain
cloudy
cloudy
some clouds
cloudy
light snow
light snow
cloudy
some clouds
 km/h
25
NW
10
NNW
15
ESE
45
NW
40
NNW
25
WNW
15
W
15
SSW
35
S
30
WSW
20
S
40
SW
25
WSW
25
NW
25
W
15
W
10
NW
15
ENE
20
NE
35
NE
35
NE
50
NW
35
WNW
35
WNW
15
W
15
S
20
SE
30
SW
30
W
35
NNW
25
W
45
WSW
30
WSW
30
WNW
25
NW
25
NNW
 mm 
3
10
1
4
1
max°C
2
-1
-2
-4
-7
-7
-6
-3
2
6
6
9
7
5
2
0
0
-1
0
0
0
-3
-3
-4
-3
0
4
4
1
-2
-3
2
3
2
1
-3
Moonrise
7:37
8:56
10:12
11:23
12:30
1:36
2:40
3:45
4:50
5:56
6:59
Moonset
10:48
11:24
11:52
12:14
12:32
12:50
1:06
1:24
1:44
2:08
2:38
3:15
Sunrise
7:46
7:47
7:48
7:48
7:50
7:50
7:50
7:52
7:52
7:54
7:54
7:54
Sunset
4:44
4:44
4:44
4:44
4:44
4:44
4:44
4:44
4:45
4:45
4:45
4:45
Today's sea temperature in Weymouth, Saint Mary Bay is
8.0° C
(Statistics for 07 Dec 1981-2005 – mean: 6.8 max: 8.7 min: 5.5°C)
Issued (local time): 7 am Sunday 07 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest