Lovell Island, The Narrows, Boston Harbor Sea Conditions and Tide Table

Lovell Island, The Narrows, Boston Harbor 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 04:13 PM.

Days 1–4 Weather Summary

A dusting of new snow. Icy conditions (max 5°C on Sun morning, min -5°C on Sun night). Winds decreasing (fresh winds from the SSW on Sat night, light winds from the WSW by Tue morning).

Days 5–7 Weather Summary

A dusting of snow turning to light rain (total 2mm) on Thu night. Icy conditions (max 10°C on Fri morning, min 0°C on Tue afternoon). Wind will be generally light.

Days 8–10 Weather Summary

A dusting of snow on Sun night. Freezing level rising with drizzle on Sun night. Freeze-thaw conditions (max 9°C on Fri afternoon, min -8°C on Fri night). Winds decreasing (fresh winds from the W on Fri afternoon, calm by Sat night).

Days 11–13 Weather Summary

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

Sat
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thu
1
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
High Tide
11:55PM2.49m
11:54AM2.90m
00:34AM2.50m
12:33PM2.90m
1:14AM2.51m
1:14PM2.88m
1:54AM2.54m
1:57PM2.85m
2:37AM2.58m
2:43PM2.80m
3:22AM2.65m
3:33PM2.75m
4:09AM2.73m
4:27PM2.70m
5:00AM2.83m
5:25PM2.66m
5:54AM2.95m
6:26PM2.65m
6:49AM3.07m
7:27PM2.66m
7:45AM3.20m
8:26PM2.68m
8:40AM3.28m
Low Tide
5:39PM0.08m
5:41AM0.42m
6:18PM0.07m
6:22AM0.41m
6:58PM0.06m
7:04AM0.41m
7:38PM0.06m
7:48AM0.40m
8:20PM0.07m
8:34AM0.38m
9:05PM0.08m
9:25AM0.35m
9:52PM0.11m
10:19AM0.29m
10:43PM0.13m
11:17AM0.21m
11:36PM0.15m
12:17PM0.09m
00:32AM0.15m
1:17PM-0.05m
1:29AM0.12m
2:17PM-0.19m
2:25AM0.10m
Wave
height (m) 
direction
period (s) 
0.5
E
11
0.9
S
4
0.8
SSW
4
0.9
WNW
4
1.1
NW
4
1
NW
4
0.8
NNW
4
0.4
ENE
7
0.4
E
10
0.2
E
10
0.9
ENE
4
0.9
ENE
6
0.7
E
6
0.6
E
6
0.6
E
7
0.6
E
8
0.5
E
9
0.7
E
10
1
W
4
1.3
NNW
5
0.9
NE
7
0.8
NE
6
0.6
NE
6
0.5
E
11
0.7
SE
4
0.8
ESE
4
0.8
ENE
4
1.1
NE
5
1.9
NE
6
2.3
NE
8
2.1
ENE
8
2
ENE
9
1.6
ENE
10
1.4
ENE
11
1.2
ENE
12
1.1
ENE
12
part cloud
part cloud
clear
clear
clear
clear
part cloud
light snow
light snow
cloud
light snow
part cloud
part cloud
part cloud
part cloud
cloud
rain showers
part cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
cloud
light snow
part cloud
cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
some clouds
some clouds
clear
clear
clear
clear
some clouds
light snow
light snow
cloudy
light snow
some clouds
some clouds
some clouds
some clouds
cloudy
rain shwrs
some clouds
some clouds
clear
some clouds
some clouds
some clouds
cloudy
cloudy
light snow
some clouds
cloudy
clear
clear
clear
clear
clear
clear
some clouds
some clouds
 km/h
10
SW
30
SSW
20
WSW
25
WNW
30
WNW
25
NW
15
NW
10
WSW
15
SW
5
NNE
15
NE
5
NNE
5
W
15
SW
20
SW
15
SW
10
SW
20
SW
30
W
30
NW
15
N
10
E
5
S
15
SSE
20
SSE
10
ESE
20
N
20
N
30
N
25
NNE
20
NNE
20
NNE
10
NNE
5
NNW
5
S
0
NNW
 mm 
2
1
max°C
2
4
5
1
-1
-2
-1
0
0
1
1
0
1
2
4
3
5
10
9
-1
-5
-4
-2
1
1
4
3
4
0
-2
-1
-2
-1
0
1
2
Moonrise
8:45
9:21
9:50
10:15
10:38
10:58
11:19
11:41
12:07
12:38
1:19
2:12
Moonset
4:28
5:30
6:37
7:45
8:53
10:01
11:11
12:21
1:36
2:55
4:16
5:35
Sunrise
7:09
7:09
7:09
7:09
7:11
7:11
7:11
7:11
7:11
7:11
7:11
7:11
Sunset
4:13
4:14
4:14
4:15
4:15
4:15
4:16
4:16
4:17
4:19
4:20
4:20
Today's sea temperature in Lovell Island, The Narrows, Boston Harbor is
6.3° C
(Statistics for 20 Dec 1981-2005 – mean: 7.3 max: 8.7 min: 5.7°C)
Issued (local time): 6 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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