Back Bay Sea Conditions and Tide Table

Back 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 — and sunset is at 07:38 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 20°C on Fri morning, min 14°C on Tue night). Mainly fresh winds.

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 14°C on Fri night, min 6°C on Sat morning). Winds decreasing (fresh winds from the NNW on Fri night, calm by Sat night).

Days 8–10 Weather Summary

Light rain (total 3mm), mostly falling on Thu afternoon. Very mild (max 15°C on Tue afternoon, min 8°C on Tue morning). Winds increasing (light winds from the NNW on Tue night, fresh winds from the S by Thu afternoon).

Days 11–13 Weather Summary

Heavy rain (total 36mm), heaviest during Thu night. Very mild (max 19°C on Sat afternoon, min 12°C on Fri morning). Winds decreasing (fresh winds from the S on Thu night, light winds from the WNW by Sat morning).

Days 14–17 Weather Summary

Heavy rain (total 27mm), heaviest during Tue night. Very mild (max 18°C on Wed afternoon, min 8°C on Mon morning). Winds increasing (light winds from the S on Mon night, fresh winds from the S by Tue afternoon).

Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thu
1
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
3:53AM6.16m
4:11PM6.21m
4:40AM5.81m
4:59PM5.90m
5:31AM5.51m
5:52PM5.65m
6:29AM5.31m
6:51PM5.51m
7:30AM5.25m
7:52PM5.51m
8:29AM5.33m
8:50PM5.64m
9:22AM5.54m
9:40PM5.86m
10:08AM5.82m
10:26PM6.11m
10:50AM6.13m
11:07PM6.38m
11:29AM6.44m
11:47PM6.60m
12:07PM6.71m
00:27AM6.78m
12:45PM6.92m
1:07AM6.87m
1:25PM7.05m
1:49AM6.86m
2:07PM7.07m
Low Tide
9:43PM1.23m
9:59AM1.57m
10:28PM1.57m
10:45AM1.92m
11:17PM1.88m
11:35AM2.21m
00:12AM2.13m
12:33PM2.40m
1:14AM2.24m
1:36PM2.45m
2:17AM2.20m
2:38PM2.34m
3:13AM2.04m
3:32PM2.11m
4:02AM1.79m
4:20PM1.81m
4:45AM1.52m
5:02PM1.49m
5:24AM1.26m
5:42PM1.19m
6:02AM1.04m
6:21PM0.92m
6:40AM0.88m
7:01PM0.73m
7:19AM0.80m
7:42PM0.63m
7:59AM0.81m
8:26PM0.64m
Wave
Height (m)
Direction
Period (s)
0.1
S
7
0.1
S
2
0.5
S
3
0.2
SSW
3
0.1
W
2
0
E
2
0.1
S
2
0.1
SW
2
0.7
NNW
3
0.9
NW
4
0.7
NW
4
0.5
NNW
3
0.1
N
2
0.1
S
1
0.8
S
4
0.5
S
4
0.3
NNW
2
0.1
W
4
0.1
N
2
0.4
NNE
3
0.2
E
4
0.2
E
3
0.1
E
3
0.1
SE
4
0.1
SW
2
0.5
S
3
0.7
S
4
1.2
S
5
0.4
SW
3
0.2
S
6
0.3
S
4
0.2
S
6
0.2
S
6
0.3
S
2
0.3
SSE
4
0.4
N
3
0.3
NNE
3
0.3
ENE
3
0.2
E
3
0.2
ESE
2
0.5
SSE
3
0.9
S
4
1
S
5
0.6
S
4
0.5
S
3
0.5
S
4
0.4
W
3
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
light rain
rain showers
part cloud
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
cloud
light rain
light rain
light rain
mod rain
rain showers
part cloud
mod rain
light rain
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
cloudy
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
light rain
rain shwrs
some clouds
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
clear
some clouds
cloudy
light rain
light rain
light rain
mod rain
rain shwrs
some clouds
mod rain
light rain
km/h
5
SW
10
SSW
25
SSW
10
W
10
NNE
10
SE
5
SSW
10
W
30
NNW
35
NNW
30
NW
25
NNW
10
N
10
S
30
SSW
20
WSW
20
NNW
5
WNW
15
N
25
N
10
NNE
10
ENE
10
NE
10
SSE
10
SW
20
S
25
S
25
SSW
15
WNW
10
W
15
WSW
10
WNW
10
S
15
S
10
NNW
20
NNE
20
NNE
15
ENE
15
E
15
SSE
20
SSE
25
S
25
SSW
15
SW
20
S
20
SW
25
NNW
 mm
3
36
3
3
4
6
1
6
3
max °C
15
16
18
19
16
17
16
20
17
14
10
14
12
13
14
12
12
14
13
12
15
14
10
12
11
11
13
16
14
17
18
18
19
16
16
18
12
9
11
11
13
13
16
17
18
16
13
Moonrise
1:23
2:26
3:22
4:09
4:48
5:19
5:44
6:06
6:25
6:43
7:02
7:22
7:47
8:17
8:55
Moonset
9:16
9:49
10:30
11:20
12:18
1:22
2:29
3:38
4:48
5:59
7:10
8:24
9:41
11:00
12:20
1:36
Sunrise
7:05
7:07
7:09
7:09
7:11
7:11
7:13
7:15
7:16
7:16
7:18
7:18
7:20
7:22
7:22
7:24
Sunset
7:38
7:37
7:35
7:32
7:30
7:29
7:27
7:24
7:23
7:22
7:20
7:17
7:15
7:14
7:12
7:09
Today's sea temperature in Back Bay is
12.8°C
(Statistics for 15 Sep 1981-2005 – mean: 13.0 max: 16.1 min: 11.5°C)
Issued (local time): 8 pm Tuesday 15 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest