Ko Si Chang Sea Conditions and Tide Table

Ko Si Chang 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 05:56 AM and sunset is at 06:30 PM.

Days 1–3 Weather Summary

Light rain (total 3mm), mostly falling on Sat morning. Very warm air temperatures (max 31°C on Sat morning, min 29°C on Fri night). Mainly fresh winds.

Days 4–6 Weather Summary

Moderate rain (total 18mm), heaviest on Tue morning. Very warm air temperatures (max 31°C on Mon morning, min 27°C on Mon night). Winds decreasing (fresh winds from the ESE on Mon afternoon, calm by Tue morning).

Days 7–9 Weather Summary

Light rain (total 4mm), mostly falling on Fri night. Warm (max 31°C on Thu morning, min 27°C on Sat morning). Mainly fresh winds.

Days 10–12 Weather Summary

Moderate rain (total 18mm), heaviest on Mon morning. Warm (max 31°C on Tue morning, min 28°C on Sun night). Wind will be generally light.

Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Monday
11
Tuesday
12
Wednesday
13
Thursday
14
Friday
15
Sat
16
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
AM
PM
Wave Height Map
High Tide
6:06PM3.35m
4:22AM3.21m
6:46PM3.51m
4:41AM3.17m
7:24PM3.61m
8:03PM3.64m
8:44PM3.63m
9:29PM3.58m
10:19PM3.51m
11:15PM3.45m
00:11AM3.41m
00:57AM3.37m
1:31AM3.33m
12:08PM2.37m
1:56AM3.29m
2:46PM2.56m
2:18AM3.26m
4:08PM2.90m
2:39AM3.23m
5:06PM3.25m
3:02AM3.23m
Low Tide
10:59AM1.13m
11:23PM2.43m
11:26AM0.93m
00:07AM2.56m
11:54AM0.81m
00:50AM2.67m
12:23PM0.74m
1:32AM2.77m
12:53PM0.73m
2:16AM2.86m
1:25PM0.78m
3:07AM2.94m
2:00PM0.87m
4:23AM2.98m
2:37PM1.01m
3:18PM1.19m
4:07PM1.40m
5:09PM1.65m
9:03AM2.28m
6:28PM1.90m
9:07AM1.97m
7:50PM2.14m
9:26AM1.60m
9:04PM2.36m
9:53AM1.21m
10:10PM2.55m
Wave
height (m) 
direction
period (s) 
0.1
SW
2
0.4
SSW
3
0.5
SSW
3
0.2
SSW
2
0.5
S
3
0.5
S
3
0.3
SSW
3
0.3
SSW
3
0.5
S
3
0.3
S
3
0.3
SSW
3
0.2
SSE
3
0.1
S
2
0.2
SSW
2
0.4
S
3
0.2
SSW
2
0.3
SSW
2
0.4
S
3
0.2
SSW
2
0.5
S
3
0.3
SSW
3
0.2
SSW
2
0.2
SSW
2
0.5
S
3
0.4
SSE
3
0.4
SSE
3
0.3
S
3
0.2
S
2
0.2
SSW
2
0.1
SE
2
0
W
2
0.1
SW
2
0.3
S
3
0.1
SW
2
0.2
SSW
2
0.4
SSW
3
0.3
SSW
3
0.4
SSW
3
0.5
S
3
0.4
SSW
3
0.4
SSW
3
0.6
SSW
4
0.2
SSW
2
0.5
S
3
0.4
SSW
3
0.1
SW
2
0.3
S
2
clear
clear
rain showers
thunderstorm
clear
clear
clear
clear
clear
clear
part cloud
rain showers
thunderstorm
clear
thunderstorm
thunderstorm
clear
rain showers
part cloud
clear
clear
clear
part cloud
rain showers
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
rain showers
thunderstorm
clear
rain showers
clear
clear
clear
clear
clear
clear
part cloud
rain showers
thunderstorm
clear
clear
clear
clear
rain shwrs
risk tstorm
clear
clear
clear
clear
clear
clear
some clouds
rain shwrs
risk tstorm
clear
risk tstorm
risk tstorm
clear
rain shwrs
some clouds
clear
clear
clear
some clouds
rain shwrs
risk tstorm
some clouds
some clouds
risk tstorm
risk tstorm
risk tstorm
risk tstorm
clear
rain shwrs
risk tstorm
clear
rain shwrs
clear
clear
clear
clear
clear
clear
some clouds
rain shwrs
risk tstorm
clear
clear
 km/h
10
S
25
SSW
25
SSW
20
SSW
30
S
25
S
20
SSW
20
S
25
S
15
S
20
SSW
15
SSE
5
ENE
20
S
20
S
10
SSW
20
S
20
S
15
SSW
30
SSE
15
SSE
15
S
15
S
25
S
25
SSE
25
SSE
20
SSE
10
SSE
15
SSW
5
SE
5
NNE
15
SW
15
S
10
S
20
SSW
20
S
20
SSW
25
S
25
S
20
S
25
S
30
SW
20
SSW
30
S
20
SSW
10
SSW
20
S
 mm 
1
2
2
5
3
3
5
2
2
2
2
5
4
3
1
1
1
2
max°C
30
30
30
31
31
29
31
31
29
31
31
28
30
31
29
31
31
29
31
30
29
30
30
29
28
28
28
30
30
28
30
30
29
31
30
29
30
31
29
31
31
30
30
31
29
30
31
Moonrise
6:14
7:05
7:57
8:50
9:41
10:32
11:19
12:03
12:45
1:24
2:03
2:42
3:22
4:06
4:56
Moonset
5:17
5:57
6:40
7:26
8:16
9:07
10:00
10:52
11:44
12:35
1:25
2:16
3:08
4:03
5:03
6:07
Sunrise
5:56
5:54
5:54
5:54
5:54
5:54
5:52
5:52
5:52
5:52
5:52
5:52
5:50
5:50
5:50
5:50
Sunset
6:30
6:30
6:31
6:31
6:31
6:31
6:32
6:32
6:32
6:32
6:32
6:34
6:34
6:34
6:34
6:35
Today's sea temperature in Ko Si Chang is
31.0° C
(Statistics for 01 May 1981-2005 – mean: 30.2 max: 31.0 min: 29.6°C)
Issued (local time): 12 pm Friday 01 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest