Back River Reservoir, West Branch, Cooper River Sea Conditions and Tide Table

Back River Reservoir, West Branch, Cooper 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 05:15 PM.

Days 1–4 Weather Summary

Light rain (total 8mm), mostly falling on Thu night. Warm air temperatures (max 20°C on Thu night, min 8°C on Fri night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 18°C on Tue afternoon, min 3°C on Sun night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 23°C on Fri afternoon, min 15°C on Wed night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 24°C on Sat afternoon, min 14°C on Mon night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
00:29AM0.23m
1:06PM0.29m
1:10AM0.23m
1:44PM0.29m
1:49AM0.23m
2:20PM0.29m
2:26AM0.23m
2:55PM0.28m
3:02AM0.23m
3:29PM0.28m
3:40AM0.23m
4:06PM0.27m
4:22AM0.23m
4:48PM0.27m
5:10AM0.24m
5:35PM0.26m
6:05AM0.25m
6:28PM0.25m
7:04AM0.26m
7:27PM0.24m
8:07AM0.27m
8:31PM0.24m
9:13AM0.29m
Low Tide
6:58PM0.08m
6:45AM0.05m
7:39PM0.06m
7:23AM0.03m
8:17PM0.06m
8:01AM0.02m
8:54PM0.06m
8:39AM0.02m
9:30PM0.06m
9:17AM0.02m
10:07PM0.06m
9:59AM0.03m
10:46PM0.06m
10:46AM0.05m
11:29PM0.04m
11:39AM0.08m
00:17AM0.02m
12:40PM0.10m
1:10AM-0.02m
1:47PM0.10m
2:07AM-0.05m
2:57PM0.09m
3:06AM-0.09m
Wave
height (m) 
direction
period (s) 
1.1
SE
7
1.6
SE
8
1.4
SE
9
1.1
SE
8
0.8
SE
9
0.7
SE
8
0.9
SE
8
0.6
SE
8
0.6
ESE
8
0.5
SE
8
1.1
ENE
4
1.6
E
7
1.4
ESE
8
1.1
ESE
9
1
ESE
9
0.8
ESE
9
0.7
ESE
9
0.6
ESE
8
0.6
ESE
7
0.6
ESE
8
0.5
SE
9
0.5
SE
9
0.5
SE
9
0.6
ESE
9
0.8
SSW
4
0.6
S
5
0.4
ESE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
8
0.5
SE
9
0.4
ESE
9
0.7
E
4
1.1
E
5
light rain
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
light rain
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
some clouds
clear
clear
some clouds
clear
clear
clear
clear
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
cloudy
 km/h
10
SE
15
SSW
20
W
15
WNW
5
WNW
10
ENE
10
ESE
5
W
10
W
5
NNW
15
NE
15
NE
15
ENE
10
NE
5
NE
10
S
5
WSW
5
W
5
NW
5
SE
5
S
5
S
10
SW
15
WSW
15
WSW
10
W
10
WNW
10
NW
5
WNW
0
E
5
SE
5
S
10
WNW
10
NNE
10
E
15
ENE
 mm 
2
6
max°C
19
20
16
15
10
15
15
13
16
17
13
8
7
11
17
18
16
18
20
16
20
21
18
21
23
19
23
24
20
21
22
19
23
22
15
17
Moonrise
7:10
8:02
8:48
9:29
10:04
10:36
11:04
11:32
11:59
12:29
1:02
1:41
Moonset
3:57
4:46
5:41
6:40
7:41
8:43
9:44
10:46
11:48
12:51
1:58
3:09
Sunrise
7:16
7:18
7:18
7:18
7:18
7:20
7:20
7:20
7:20
7:20
7:20
7:22
Sunset
5:15
5:15
5:15
5:16
5:16
5:17
5:17
5:19
5:19
5:20
5:21
5:21
Today's sea temperature in Back River Reservoir, West Branch, Cooper River is
11.8° C
(Statistics for 18 Dec 1981-2005 – mean: 21.1 max: 23.4 min: 18.4°C)
Issued (local time): 6 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest