Tongyong (Ch'ungmu) Sea Conditions and Tide Table

Tongyong (Ch'ungmu) 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 05:17 PM.

Days 1–4 Weather Summary

Heavy rain (total 21mm), heaviest during Tue night. Icy conditions (max 14°C on Tue night, min 0°C on Sun night). Mainly fresh winds.

Days 5–7 Weather Summary

Mostly dry. Icy conditions (max 10°C on Wed afternoon, min -3°C on Thu night). Winds decreasing (fresh winds from the NNW on Thu afternoon, light winds from the NNW by Sat morning).

Days 8–10 Weather Summary

Light rain (total 2mm), mostly falling on Mon night. Mild temperatures (max 8°C on Mon afternoon, min 2°C on Sat night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Mild temperatures (max 9°C on Fri afternoon, min 3°C on Tue night). Wind will be generally light.

Sun
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Fri
2
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
9:41PM2.04m
10:18AM2.50m
10:16PM2.03m
10:53AM2.48m
10:53PM2.01m
11:29AM2.43m
11:33PM1.97m
12:08PM2.35m
00:19AM1.93m
12:51PM2.25m
1:14AM1.89m
1:40PM2.13m
2:20AM1.87m
2:39PM2.01m
3:38AM1.91m
3:49PM1.92m
5:00AM2.04m
5:05PM1.89m
6:13AM2.23m
6:16PM1.93m
7:14AM2.43m
7:18PM2.00m
8:08AM2.61m
Low Tide
3:45PM0.57m
3:33AM0.22m
4:18PM0.57m
4:06AM0.24m
4:52PM0.58m
4:42AM0.28m
5:30PM0.59m
5:21AM0.36m
6:11PM0.61m
6:06AM0.48m
7:00PM0.63m
7:01AM0.62m
7:58PM0.63m
8:12AM0.76m
9:05PM0.61m
9:38AM0.83m
10:16PM0.53m
11:05AM0.81m
11:21PM0.41m
12:18PM0.72m
00:21AM0.26m
1:21PM0.61m
1:15AM0.14m
Wave
height (m) 
direction
period (s) 
0.6
N
3
0.4
N
3
0.2
NNE
2
0.1
E
6
0.5
E
3
0.6
E
4
0.3
ESE
4
1
S
5
0.5
S
6
0.4
NW
3
0.3
NNW
2
0.4
NNW
3
0.4
NW
3
0.9
NNW
4
0.7
NNW
4
0.5
NW
3
0.3
NNW
3
0.2
N
2
0.1
NW
2
0.1
N
2
0.1
E
7
0.1
N
1
0
E
6
0.1
N
2
0
E
5
0.1
N
2
0.2
WNW
2
0.1
NW
2
0.1
W
3
0.1
NW
2
0.2
WNW
2
0.1
W
4
0.1
NW
2
0.1
NW
2
0
E
1
0.1
N
2
part cloud
clear
clear
part cloud
part cloud
part cloud
light rain
heavy rain
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
cloud
part cloud
clear
clear
clear
clear
cloud
part cloud
rain showers
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
some clouds
clear
clear
some clouds
some clouds
some clouds
light rain
heavy rain
some clouds
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
clear
cloudy
some clouds
clear
clear
clear
clear
cloudy
some clouds
rain shwrs
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
some clouds
 km/h
25
N
20
N
15
N
10
NE
20
NNE
15
ENE
10
SE
20
W
15
NW
15
NNW
15
NNW
20
NNW
25
WNW
30
NNW
20
NNW
20
NW
15
NNW
10
N
10
NW
10
N
10
NNW
5
WNW
5
NNW
10
N
10
SW
10
WNW
10
NW
10
WNW
10
NNW
10
NNW
15
WNW
10
NNW
10
NNW
10
WNW
10
N
10
NNW
 mm 
1
20
2
max°C
3
1
5
8
8
11
13
14
9
10
7
5
7
0
1
3
1
2
5
4
5
7
6
7
8
6
7
8
7
6
8
7
6
8
8
7
Moonrise
9:18
9:56
10:28
10:57
11:24
11:50
12:17
12:46
1:20
2:01
2:52
Moonset
6:06
7:07
8:09
9:12
10:15
11:18
12:21
1:28
2:38
3:51
5:07
6:21
Sunrise
7:28
7:30
7:30
7:31
7:31
7:31
7:31
7:31
7:33
7:33
7:33
7:33
Sunset
5:17
5:17
5:19
5:20
5:20
5:21
5:21
5:22
5:22
5:22
5:23
5:24
Today's sea temperature in Tongyong (Ch'ungmu) is
14.3° C
(Statistics for 21 Dec 1981-2005 – mean: 16.4 max: 18.2 min: 14.7°C)
Issued (local time): 2 pm Sunday 21 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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