South Island Ferry, Intracoastal Waterway Sea Conditions and Tide Table

South Island Ferry, Intracoastal Waterway 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 06:00 PM.

Days 1–4 Weather Summary

Moderate rain (total 18mm), heaviest on Sun night. Cool air temperatures (max 19°C on Sun morning, min 9°C on Sun night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Fri morning, min 16°C on Tue afternoon). Wind will be generally light.

Days 8–10 Weather Summary

Light rain (total 2mm), mostly falling on Sat afternoon. Warm (max 25°C on Sat morning, min 3°C on Sun night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Freeze-thaw conditions (max 18°C on Thu morning, min -3°C on Mon night). Wind will be generally light.

Sat
14
Sunday
15
Monday
16
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
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
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
6:40PM0.95m
7:23AM1.16m
7:26PM1.01m
8:04AM1.20m
8:08PM1.06m
8:42AM1.22m
8:48PM1.11m
9:19AM1.22m
9:27PM1.16m
9:55AM1.20m
10:07PM1.19m
10:34AM1.16m
10:50PM1.22m
11:15AM1.10m
11:37PM1.23m
12:03PM1.04m
00:30AM1.21m
12:58PM0.98m
1:33AM1.19m
2:04PM0.94m
2:43AM1.17m
3:16PM0.93m
3:58AM1.17m
4:30PM0.95m
5:10AM1.19m
5:38PM1.01m
6:13AM1.23m
6:38PM1.08m
Low Tide
1:20PM0.10m
1:18AM0.01m
2:03PM0.04m
2:03AM-0.04m
2:43PM-0.02m
2:47AM-0.08m
3:22PM-0.07m
3:30AM-0.11m
4:00PM-0.10m
4:13AM-0.11m
4:39PM-0.12m
4:59AM-0.10m
5:19PM-0.13m
5:47AM-0.06m
6:03PM-0.11m
6:40AM-0.01m
6:52PM-0.09m
7:39AM0.05m
7:47PM-0.05m
8:44AM0.09m
8:50PM-0.02m
9:54AM0.12m
10:00PM-0.02m
11:04AM0.10m
11:09PM-0.04m
12:07PM0.06m
00:14AM-0.09m
1:04PM-0.00m
Wave
height (m) 
direction
period (s) 
0.3
E
8
0.3
E
7
0.4
SSE
3
1
SSE
6
1.1
SSE
8
1
SSE
8
0.9
SE
8
0.7
ESE
9
0.6
E
10
0.5
ESE
11
0.5
ESE
11
0.5
ESE
11
0.8
S
4
0.6
SSE
5
0.5
SSE
6
0.6
SSE
5
0.6
SSE
5
0.7
S
5
0.8
S
5
0.7
S
4
0.8
S
6
0.7
S
6
0.6
S
6
0.7
E
5
0.5
E
8
0.6
NE
4
0.6
ENE
6
0.6
N
3
0.6
NNE
5
0.5
NE
5
0.3
E
8
0.2
E
9
0.2
E
9
0.4
SSW
3
0.4
SSW
3
0.2
SSW
3
0.4
SSW
3
0.3
SSW
3
0.3
SE
7
0.4
SSW
3
0.4
SE
9
0.4
SE
9
0.5
SE
9
0.6
SE
10
0.8
SE
9
1
SE
9
0.8
SE
10
part cloud
part cloud
light rain
mod rain
rain showers
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
thunderstorm
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
some clouds
some clouds
light rain
mod rain
rain shwrs
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
clear
some clouds
risk tstorm
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
 km/h
10
SE
5
SE
15
SSE
20
SSW
10
WNW
20
NNE
15
NE
5
E
5
E
10
S
10
SSW
15
SW
20
SSW
5
SW
10
SW
15
SSW
15
SSW
15
WSW
15
SW
15
SSW
20
WSW
20
W
15
NNE
15
NNE
10
NW
15
N
15
N
20
NNW
15
NNW
15
N
10
NNW
5
WSW
10
SW
15
SSW
10
SW
10
WSW
15
SSW
10
SW
10
SW
20
SSW
10
SSW
10
SW
15
SSW
10
SSW
15
SSW
20
SSW
15
W
 mm 
1
6
11
2
max°C
13
17
19
18
16
11
13
11
16
17
17
20
19
17
21
18
18
24
24
19
25
25
15
14
15
12
6
7
3
6
8
8
12
11
12
18
18
16
20
19
18
22
20
19
23
20
19
Moonrise
6:01
6:36
7:07
7:35
8:03
8:31
9:01
9:35
10:15
11:03
12:00
1:04
2:14
3:24
4:33
Moonset
3:16
4:19
5:22
6:26
7:30
8:34
9:39
10:47
11:57
1:09
2:18
3:22
4:18
5:04
5:43
Sunrise
7:00
6:58
6:58
6:56
6:56
6:54
6:54
6:52
6:52
6:50
6:48
6:48
6:47
6:46
6:45
Sunset
6:00
6:01
6:01
6:02
6:04
6:05
6:06
6:07
6:07
6:07
6:08
6:09
6:10
6:12
6:13
6:14
Today's sea temperature in South Island Ferry, Intracoastal Waterway is
8.1° C
(Statistics for 14 Feb 1981-2005 – mean: 20.1 max: 22.0 min: 17.6°C)
Issued (local time): 6 pm Saturday 14 Feb 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest