Tomioka (Amakusa) Sea Conditions and Tide Table

Tomioka (Amakusa) 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 07:16 AM and sunset is at 05:16 PM.

Days 1–3 Weather Summary

Light rain (total 8mm), mostly falling on Tue night. Cool air temperatures (max 18°C on Tue night, min 9°C on Sun night). Winds decreasing (fresh winds from the NNE on Sun night, light winds from the E by Tue morning).

Days 4–6 Weather Summary

Some drizzle, heaviest during Wed morning. Cool air temperatures (max 17°C on Wed morning, min 5°C on Fri morning). Winds increasing (light winds from the NW on Wed night, fresh winds from the NNW by Thu afternoon).

Days 7–9 Weather Summary

Mostly dry. Very mild (max 11°C on Mon afternoon, min 7°C on Sat morning). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 3mm), mostly falling on Tue night. Very mild (max 16°C on Tue night, min 4°C on Wed night). Winds decreasing (strong winds from the NW on Wed night, light winds from the N by Thu night).

Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
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
9:20AM3.07m
8:39PM2.92m
9:58AM3.05m
9:19PM2.87m
10:37AM2.98m
10:02PM2.78m
11:16AM2.90m
10:48PM2.66m
11:57AM2.79m
11:41PM2.51m
12:42PM2.69m
00:44AM2.36m
1:32PM2.60m
2:03AM2.26m
2:28PM2.53m
3:33AM2.25m
3:28PM2.51m
4:56AM2.37m
4:27PM2.54m
6:02AM2.54m
5:21PM2.60m
6:55AM2.71m
6:10PM2.68m
Low Tide
3:04PM1.18m
3:16AM-0.03m
3:44PM1.17m
3:55AM0.06m
4:25PM1.16m
4:35AM0.22m
5:09PM1.16m
5:18AM0.43m
5:58PM1.16m
6:04AM0.67m
6:54PM1.13m
6:58AM0.92m
7:59PM1.07m
8:02AM1.14m
9:10PM0.96m
9:18AM1.31m
10:18PM0.78m
10:35AM1.38m
11:17PM0.57m
11:41AM1.38m
00:08AM0.35m
12:36PM1.34m
00:54AM0.16m
Wave
height (m) 
direction
period (s) 
0.8
NNW
4
0.7
NNW
4
0.5
N
3
0.8
NNE
4
0.7
NNE
4
0.3
NNE
3
0.2
E
2
0.1
E
2
0.4
SE
3
0.6
WNW
4
0.7
NW
4
0.3
W
7
0.7
NNW
4
1
NNW
4
0.9
N
4
1
N
4
0.6
N
4
0.2
N
2
0.4
NW
5
0.2
WNW
5
0.3
N
3
0.2
N
2
0.1
W
6
0.1
W
4
0.1
N
2
0
W
4
0
W
4
0.1
SE
2
0.3
SW
2
0.9
WNW
4
1.2
NNW
5
1.3
NNW
5
1.6
NW
5
1
N
4
0.6
NNW
4
0.3
NNW
3
clear
part cloud
clear
clear
clear
clear
clear
part cloud
rain showers
light rain
cloud
cloud
cloud
cloud
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
cloud
part cloud
clear
clear
cloud
cloud
light rain
cloud
cloud
light rain
part cloud
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
some clouds
rain shwrs
light rain
cloudy
cloudy
cloudy
cloudy
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
cloudy
some clouds
clear
clear
cloudy
cloudy
light rain
cloudy
cloudy
light rain
some clouds
clear
clear
 km/h
25
NNW
25
N
25
NNE
30
NNE
25
NNE
15
ENE
15
E
15
ESE
20
SE
25
WNW
25
NW
15
NW
25
NNW
35
NNW
30
N
35
N
25
N
15
N
10
NNE
10
NNE
15
N
10
NNE
5
N
10
E
10
ENE
5
N
5
N
10
SE
20
SW
40
NW
35
NNW
45
NNW
45
NW
30
N
20
NNW
10
N
 mm 
8
1
2
1
max°C
14
14
9
11
13
12
12
14
18
17
14
14
12
12
9
7
8
7
8
9
8
8
9
9
10
11
11
13
15
16
7
7
5
5
7
8
Moonrise
8:20
9:05
9:43
10:17
10:47
11:16
11:43
12:12
12:43
1:18
2:01
2:53
Moonset
6:07
7:07
8:08
9:09
10:10
11:12
12:14
1:18
2:27
3:39
4:53
Sunrise
7:16
7:16
7:18
7:18
7:18
7:18
7:18
7:20
7:20
7:20
7:20
7:20
Sunset
5:16
5:17
5:17
5:19
5:19
5:20
5:21
5:21
5:22
5:22
5:22
5:23
Today's sea temperature in Tomioka (Amakusa) is
18.9° C
(Statistics for 21 Dec 1981-2005 – mean: 20.4 max: 21.8 min: 19.1°C)
Issued (local time): 2 am Sunday 21 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest