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 — and sunset is at 05:37 PM.

Days 1–4 Weather Summary

A moderate fall of snow, heaviest on Thu night. Icy conditions (max 6°C on Wed afternoon, min -2°C on Wed night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 19°C on Tue morning, min 3°C on Sat afternoon). Wind will be generally light.

Days 8–10 Weather Summary

Moderate rain (total 12mm), heaviest on Wed night. Freeze-thaw conditions (max 22°C on Wed morning, min 0°C on Thu night). Wind will be generally light.

Days 11–13 Weather Summary

A dusting of snow on Fri night. Freezing level rising with drizzle on Sat morning. Very mild (max 15°C on Mon afternoon, min 1°C on Fri night). Wind will be generally light.

Wed
4
Thursday
5
Friday
6
Saturday
7
Sunday
8
Monday
9
Tuesday
10
Wednesday
11
Thursday
12
Friday
13
Saturday
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
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
PM
night
Wave Height Map
High Tide
00:13AM3.17m
12:32PM3.18m
00:51AM3.16m
1:14PM3.05m
1:30AM3.11m
1:56PM2.90m
2:10AM3.03m
2:40PM2.73m
3:53AM2.92m
3:27PM2.57m
3:40AM2.81m
4:19PM2.43m
4:32AM2.71m
5:16PM2.32m
5:29AM2.65m
6:16PM2.29m
6:29AM2.65m
7:16PM2.33m
7:27AM2.72m
8:11PM2.44m
8:21AM2.83m
8:59PM2.60m
9:09AM2.95m
9:42PM2.78m
9:54AM3.08m
10:22PM2.97m
10:37AM3.18m
Low Tide
5:59PM-0.18m
6:18AM-0.13m
6:39PM-0.09m
7:01AM-0.09m
7:18PM0.03m
7:44AM-0.01m
7:58PM0.18m
8:28AM0.11m
8:40PM0.34m
9:15AM0.25m
9:26PM0.49m
10:05AM0.38m
10:15PM0.63m
11:01AM0.49m
11:10PM0.72m
12:00PM0.54m
00:09AM0.74m
12:59PM0.51m
1:08AM0.69m
1:55PM0.42m
2:03AM0.57m
2:44PM0.29m
2:54AM0.40m
3:27PM0.14m
3:41AM0.21m
4:09PM-0.00m
4:25AM0.02m
4:49PM-0.12m
Wave
height (m) 
direction
period (s) 
cloud
cloud
cloud
light snow
heavy snow
light snow
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
clear
clear
cloud
part cloud
clear
part cloud
rain showers
clear
rain showers
mod rain
light rain
cloud
part cloud
part cloud
cloud
light snow
rain showers
part cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
mod rain
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
light rain
cloudy
cloudy
cloudy
light snow
heavy snow
light snow
cloudy
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
cloudy
some clouds
clear
some clouds
rain shwrs
clear
rain shwrs
mod rain
light rain
cloudy
some clouds
some clouds
cloudy
light snow
rain shwrs
some clouds
some clouds
cloudy
cloudy
cloudy
some clouds
cloudy
mod rain
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
light rain
 km/h
10
SW
5
W
15
NE
20
ENE
20
ENE
20
NE
10
NE
5
ESE
10
SSW
15
SW
20
SW
15
WNW
10
WNW
10
SW
10
SW
15
SW
15
SW
15
W
10
W
10
S
20
SW
25
SW
20
W
10
NNW
10
NE
10
ESE
15
E
10
E
10
NNE
5
W
5
S
10
ENE
15
E
15
ESE
0
E
15
S
25
S
15
SW
25
NW
25
W
15
W
10
WSW
5
SSW
15
SSW
20
SW
25
SW
15
SW
 mm 
1
2
6
3
1
8
2
max°C
6
2
1
-2
-1
-1
-1
0
2
4
9
9
9
5
12
13
12
19
19
13
22
22
15
6
4
1
2
2
2
8
14
10
3
2
6
14
15
14
5
7
0
6
7
4
12
12
9
Moonrise
7:12
8:18
9:24
10:30
12:35
1:38
2:37
3:30
4:14
4:52
5:22
5:48
6:12
6:33
6:54
Moonset
6:57
7:17
7:40
9:05
9:36
10:13
10:58
11:52
12:54
2:01
3:10
4:20
5:32
6:44
7:58
Sunrise
6:13
6:11
6:09
7:07
6:05
6:03
6:01
6:01
5:58
5:56
5:56
5:54
5:52
5:50
5:48
Sunset
5:37
5:38
5:39
5:40
6:42
5:43
5:44
5:45
5:46
5:47
5:49
5:50
5:51
5:52
5:53
5:54
Today's sea temperature in Charlestown Bridge, Charles River is
1.4° C
(Statistics for 04 Mar 1981-2005 – mean: 3.4 max: 4.7 min: 2.0°C)
Issued (local time): 6 pm Wednesday 04 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest