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 07:31 AM and sunset is at 05:20 PM.

Days 1–3 Weather Summary

Mostly dry. Icy conditions (max 5°C on Thu morning, min -4°C on Thu night). Winds decreasing (strong winds from the NW on Thu night, calm by Sat night).

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 13°C on Mon afternoon, min 1°C on Tue night). Winds increasing (light winds from the NW on Sun morning, fresh winds from the W by Mon morning).

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 7°C on Wed afternoon, min 0°C on Fri morning). Mainly fresh winds.

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 3°C on Sat afternoon, min -2°C on Mon night). Mainly fresh winds.

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
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
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
8:12PM2.10m
8:55AM2.73m
8:59PM2.18m
9:39AM2.79m
9:44PM2.23m
10:21AM2.77m
10:27PM2.23m
Low Tide
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
2:13PM0.48m
2:05AM0.02m
3:00PM0.39m
2:52AM-0.05m
3:44PM0.33m
3:37AM-0.06m
4:25PM0.32m
4:19AM0.00m
Wave
height (m) 
direction
period (s) 
0.6
NW
3
1
NW
4
1.2
NNW
5
1
NNW
4
0.3
E
11
0.4
NNW
3
0.2
NNW
2
0.1
NW
2
0.1
E
9
0.2
WNW
2
0.4
WSW
3
0.3
WSW
3
0.6
WSW
4
0.7
W
4
0.3
W
3
0.3
N
2
0.2
N
2
0.2
N
2
0.3
N
2
0.1
N
2
0.2
N
2
0.2
N
2
0.1
E
4
0.4
NW
2
0.6
NW
3
0.5
NW
3
0.8
WNW
4
1
WNW
4
1.2
W
4
0.3
W
4
0.6
W
3
1.2
W
4
0.4
WNW
3
0.5
WNW
3
0.9
W
4
0.7
NW
4
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
part cloud
cloud
part cloud
clear
clear
cloud
cloud
cloud
cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
some clouds
clear
clear
some clouds
cloudy
some clouds
clear
clear
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
clear
some clouds
some clouds
clear
 km/h
25
NNW
35
NW
40
NW
25
NNW
15
WNW
15
NNW
10
NNW
10
NW
5
WNW
10
NW
15
W
10
W
20
WSW
25
W
15
NNW
15
N
15
N
15
N
15
N
10
NNE
15
N
15
N
15
N
20
NNW
20
NNW
30
NW
25
WNW
30
NW
35
WNW
10
NW
20
WNW
35
WNW
15
NW
15
NW
35
WNW
20
NW
 mm 
max°C
5
5
-1
-2
1
-1
2
4
4
5
8
9
11
13
7
5
7
4
5
7
5
6
7
5
2
3
0
2
3
-1
2
3
0
1
2
-1
Moonrise
10:57
11:24
11:50
12:17
12:46
1:20
2:01
2:52
3:54
5:04
6:19
7:32
Moonset
10:15
11:18
12:21
1:28
2:38
3:51
5:07
6:21
7:27
8:23
9:08
Sunrise
7:31
7:31
7:31
7:31
7:31
7:33
7:33
7:33
7:33
7:33
7:33
7:33
Sunset
5:20
5:21
5:21
5:22
5:22
5:22
5:23
5:24
5:25
5:25
5:27
5:28
Today's sea temperature in Tongyong (Ch'ungmu) is
13.6° C
(Statistics for 25 Dec 1981-2005 – mean: 16.2 max: 17.9 min: 14.6°C)
Issued (local time): 2 am Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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