Charlestown Bridge, Charles River Sea Conditions and Tide Table

Charlestown Bridge, Charles River 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 07:11 AM and sunset is at 04:15 PM.

Days 1–3 Weather Summary

A dusting of snow on Tue night. Freezing level rising with drizzle on Tue night. Icy conditions (max 3°C on Tue night, min -11°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 9mm), mostly falling on Sun night. Icy conditions (max 6°C on Sun night, min -7°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -1°C on Wed afternoon, min -7°C on Tue night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Temperatures will be below freezing (max -1°C on Sun afternoon, min -17°C on Thu night). Wind will be generally light.

Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sun
4
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
Wave Height Map
High Tide
1:57PM3.00m
2:37AM2.72m
2:43PM2.95m
3:22AM2.79m
3:33PM2.90m
4:09AM2.87m
4:27PM2.84m
5:00AM2.98m
5:25PM2.80m
5:54AM3.10m
6:26PM2.78m
6:49AM3.23m
7:27PM2.80m
7:45AM3.36m
8:26PM2.82m
8:40AM3.45m
9:26PM2.88m
9:38AM3.54m
10:23PM2.95m
10:33AM3.59m
11:18PM3.01m
11:28AM3.59m
Low Tide
7:49AM0.42m
8:21PM0.07m
8:35AM0.40m
9:06PM0.09m
9:26AM0.37m
9:53PM0.11m
10:20AM0.31m
10:44PM0.14m
11:18AM0.22m
11:37PM0.16m
12:18PM0.10m
00:33AM0.16m
1:18PM-0.05m
1:30AM0.13m
2:18PM-0.20m
2:26AM0.11m
3:14PM-0.30m
3:23AM0.04m
4:10PM-0.41m
4:18AM-0.02m
5:04PM-0.46m
5:12AM-0.06m
5:55PM-0.47m
Wave
height (m) 
direction
period (s) 
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
part cloud
cloud
cloud
clear
clear
clear
cloud
mod rain
part cloud
clear
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
cloud
light snow
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
some clouds
some clouds
some clouds
cloudy
some clouds
clear
clear
some clouds
cloudy
cloudy
clear
clear
clear
cloudy
mod rain
some clouds
clear
some clouds
clear
some clouds
clear
some clouds
some clouds
some clouds
cloudy
light snow
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
 km/h
25
NNW
15
NNE
10
WSW
15
WSW
20
NW
25
NNW
15
NNW
5
NNE
15
N
20
N
10
NNE
5
WNW
5
W
5
SSW
15
SSW
20
WSW
25
W
30
WSW
25
W
25
W
20
W
15
W
15
SW
15
WSW
10
NW
10
NW
25
NW
20
NW
15
NW
15
NW
10
NW
5
NNW
5
SW
10
SSW
10
SSW
 mm 
9
max°C
1
0
-1
3
2
-6
-7
-6
-6
-6
-6
-6
0
1
6
6
-1
-3
-3
-4
-6
-2
-1
-1
-5
-6
-7
-14
-13
-16
-12
-10
-8
-3
-1
Moonrise
10:16
10:38
10:59
11:19
11:41
12:07
12:39
1:19
2:13
3:19
4:36
5:56
Moonset
8:53
10:02
11:11
12:22
1:37
2:55
4:16
5:36
6:47
7:46
8:30
Sunrise
7:11
7:11
7:11
7:11
7:11
7:11
7:13
7:13
7:13
7:13
7:13
7:13
Sunset
4:15
4:15
4:16
4:17
4:19
4:19
4:20
4:21
4:22
4:22
4:23
4:24
Today's sea temperature in Charlestown Bridge, Charles River is
5.6° C
(Statistics for 24 Dec 1981-2005 – mean: 6.9 max: 8.5 min: 5.7°C)
Issued (local time): 12 am Wednesday 24 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest