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 07:37 PM.

Days 1–4 Weather Summary

Light rain (total 4mm), mostly falling on Sat morning. Warm air temperatures (max 26°C on Mon morning, min 16°C on Sat afternoon). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 28°C on Wed afternoon, min 17°C on Mon night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 30°C on Thu afternoon, min 19°C on Sat morning). Wind will be generally light.

Days 11–13 Weather Summary

Heavy rain (total 35mm), heaviest during Tue afternoon. Warm (max 31°C on Sun afternoon, min 16°C on Tue afternoon). Wind will be generally light.

Days 14–17 Weather Summary

Mostly dry. Warm (max 23°C on Thu afternoon, min 14°C on Fri night). Wind will be generally light.

Fri
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
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
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
6:57PM2.77m
7:43AM2.39m
7:55PM2.76m
8:42AM2.40m
8:51PM2.81m
9:35AM2.47m
9:43PM2.89m
10:22AM2.57m
10:29PM2.98m
11:04AM2.69m
11:12PM3.06m
11:43AM2.81m
11:51PM3.12m
12:19PM2.93m
00:30AM3.16m
12:55PM3.04m
1:10AM3.17m
1:31PM3.13m
1:50AM3.14m
2:10PM3.20m
2:34AM3.08m
2:51PM3.24m
3:20AM2.98m
3:37PM3.24m
4:12AM2.86m
4:28PM3.21m
5:10AM2.74m
5:26PM3.17m
Low Tide
12:36PM0.68m
1:28AM0.51m
1:33PM0.72m
2:28AM0.49m
2:30PM0.69m
3:22AM0.43m
3:23PM0.62m
4:09AM0.34m
4:11PM0.51m
4:50AM0.23m
4:56PM0.39m
5:29AM0.14m
5:37PM0.27m
6:06AM0.05m
6:19PM0.16m
6:43AM-0.00m
6:59PM0.06m
7:21AM-0.03m
7:41PM-0.01m
8:00AM-0.02m
8:25PM-0.05m
8:42AM0.03m
9:11PM-0.05m
9:27AM0.12m
10:02PM-0.01m
10:16AM0.22m
10:59PM0.05m
11:12AM0.32m
Wave
Height (m)
Direction
Period (s)
cloud
part cloud
light rain
light rain
part cloud
cloud
rain showers
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
rain showers
light rain
light rain
clear
light rain
heavy rain
light rain
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloudy
some clouds
light rain
light rain
some clouds
cloudy
rain shwrs
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
some clouds
some clouds
clear
clear
clear
rain shwrs
light rain
light rain
clear
light rain
heavy rain
light rain
cloudy
cloudy
some clouds
clear
clear
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
km/h
10
ENE
10
NNE
15
NNE
10
N
5
NNW
5
E
5
NE
5
SW
20
SW
20
SW
10
WSW
15
W
15
W
10
W
10
W
10
W
5
WSW
10
SSW
15
SSW
10
SSW
10
S
10
ESE
5
NW
10
NE
10
E
5
SSW
10
SSW
15
SW
15
SW
5
S
5
NW
10
NE
10
E
15
E
10
NE
10
NE
10
E
15
WSW
20
NNW
15
NNW
5
NW
5
NNW
10
E
10
NW
5
ENE
10
ESE
10
SSW
 mm
2
1
1
4
4
1
2
20
4
max °C
20
19
18
16
16
18
21
20
26
27
23
23
24
21
23
28
25
27
30
24
22
25
21
23
21
20
26
31
25
21
26
25
18
17
17
17
19
19
21
23
19
18
21
19
18
20
18
Moonrise
3:42
4:35
5:19
5:56
6:27
6:52
7:15
7:36
7:56
8:17
8:40
9:08
9:42
10:26
11:21
Moonset
12:07
1:00
2:00
3:05
4:11
5:19
6:26
7:34
8:42
9:53
11:06
12:22
1:38
2:50
3:52
Sunrise
5:58
5:58
6:00
6:01
6:01
6:03
6:03
6:05
6:05
6:07
6:07
6:09
6:09
6:11
6:13
Sunset
7:37
7:35
7:32
7:31
7:30
7:29
7:27
7:24
7:23
7:22
7:20
7:19
7:16
7:15
7:14
7:12
Today's sea temperature in Charlestown Bridge, Charles River is
20.5° C
(Statistics for 21 Aug 1981-2005 – mean: 20.3 max: 21.7 min: 18.7°C)
Issued (local time): 1 pm Friday 21 Aug 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest