Io Sima (Nagasaki) Sea Conditions and Tide Table

Io Sima (Nagasaki) 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 06:31 AM and sunset is at 06:28 PM.

Days 1–3 Weather Summary

Moderate rain (total 14mm), heaviest on Wed afternoon. Cool air temperatures (max 16°C on Wed afternoon, min 9°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Sat afternoon, min 11°C on Thu night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 9mm), mostly falling on Sun morning. Very mild (max 16°C on Mon morning, min 9°C on Tue night). Winds decreasing (fresh winds from the WNW on Mon afternoon, calm by Tue afternoon).

Days 10–12 Weather Summary

Moderate rain (total 19mm), heaviest on Fri afternoon. Very mild (max 15°C on Wed afternoon, min 10°C on Wed night). Winds increasing (calm on Thu morning, fresh winds from the ENE by Fri afternoon).

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
29
Monday
30
Tue
31
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
7:16AM2.44m
7:01PM2.38m
7:45AM2.56m
7:41PM2.58m
8:12AM2.65m
8:19PM2.73m
8:38AM2.71m
8:54PM2.80m
9:04AM2.72m
9:29PM2.80m
9:30AM2.69m
10:05PM2.73m
9:56AM2.63m
10:43PM2.59m
10:24AM2.53m
11:24PM2.40m
10:53AM2.39m
00:15AM2.18m
11:26AM2.21m
1:26AM1.99m
12:12PM2.01m
3:23AM1.92m
1:48PM1.82m
5:08AM2.04m
4:12PM1.85m
6:02AM2.21m
5:36PM2.06m
6:39AM2.37m
Low Tide
1:13PM0.82m
1:21AM0.23m
1:44PM0.57m
1:57AM0.17m
2:14PM0.36m
2:30AM0.17m
2:44PM0.19m
3:01AM0.24m
3:14PM0.08m
3:32AM0.37m
3:45PM0.03m
4:03AM0.54m
4:18PM0.05m
4:33AM0.75m
4:53PM0.14m
5:07AM0.98m
5:34PM0.29m
5:46AM1.22m
6:25PM0.49m
6:43AM1.44m
7:39PM0.67m
8:51AM1.56m
9:29PM0.75m
11:06AM1.41m
11:02PM0.66m
12:02PM1.15m
00:03AM0.52m
Wave
height (m) 
direction
period (s) 
0.1
NW
3
0.1
NW
2
0.2
NNW
4
0.1
NW
3
0.1
NW
1
0.1
NW
4
0.1
S
2
0.5
S
3
1.1
SW
6
0.8
SW
6
0.7
WSW
5
0.4
SW
6
0.3
SW
6
0.4
WNW
3
0.1
SW
5
0.1
SW
5
0.1
W
3
0.1
S
2
0.4
SE
3
0.5
S
6
0.4
SSW
6
0.7
WNW
4
0.9
W
4
0.7
W
5
0.3
WSW
5
0.1
SW
5
0.2
WNW
4
0.1
NW
4
0.3
NW
4
0.2
NNW
4
0.1
N
2
0.1
NW
1
0.1
NW
2
0.1
E
2
0.3
ENE
2
0.9
S
8
1
SSW
8
0.9
WSW
7
0.7
NNW
4
0.4
NW
3
0.3
NW
3
0.3
NW
3
0.1
NE
2
0.1
N
2
0.1
E
2
0.1
SW
8
0.4
SW
6
part cloud
clear
part cloud
cloud
part cloud
part cloud
light rain
mod rain
rain showers
clear
clear
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
light rain
light rain
part cloud
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
part cloud
cloud
clear
part cloud
light rain
mod rain
mod rain
rain showers
part cloud
part cloud
part cloud
clear
part cloud
light rain
mod rain
part cloud
part cloud
part cloud
some clouds
clear
some clouds
cloudy
some clouds
some clouds
light rain
mod rain
rain shwrs
clear
clear
some clouds
some clouds
clear
some clouds
clear
clear
some clouds
light rain
light rain
some clouds
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
some clouds
cloudy
clear
some clouds
light rain
mod rain
mod rain
rain shwrs
some clouds
some clouds
some clouds
clear
some clouds
light rain
mod rain
some clouds
some clouds
some clouds
 km/h
5
NE
15
WNW
10
NNE
10
NE
15
WNW
10
ENE
10
SE
20
SE
20
WSW
20
N
25
NW
10
N
10
NNE
20
NW
10
NNE
10
NE
10
W
10
E
15
E
15
ENE
15
NW
20
WNW
30
WNW
10
NNE
20
NE
0
WSW
15
NNE
10
NNE
10
WNW
10
NE
5
NE
15
WNW
10
NE
10
ESE
25
NE
25
ESE
20
N
30
N
25
N
15
N
20
NW
10
NNE
20
NE
15
ENE
15
NE
10
NE
10
NW
 mm 
3
8
3
4
5
1
9
8
1
5
6
max°C
12
14
11
13
14
12
12
16
16
14
14
12
14
14
13
14
15
15
13
12
14
16
15
11
14
14
12
13
15
12
13
14
13
13
12
14
13
13
13
15
15
13
11
11
12
17
17
Moonrise
4:49
5:21
5:50
6:19
6:48
7:20
7:56
8:37
9:27
10:26
11:31
12:40
1:48
2:55
3:58
4:59
Moonset
3:37
4:40
5:44
6:49
7:56
9:06
10:18
11:31
12:41
1:44
2:38
3:23
4:00
4:32
5:01
Sunrise
6:31
6:28
6:28
6:26
6:26
6:24
6:22
6:22
6:20
6:18
6:18
6:16
6:15
6:13
6:11
6:11
Sunset
6:28
6:29
6:30
6:30
6:30
6:31
6:32
6:32
6:34
6:35
6:35
6:36
6:37
6:37
6:37
6:38
Today's sea temperature in Io Sima (Nagasaki) is
16.7° C
(Statistics for 16 Mar 1981-2005 – mean: 17.8 max: 19.1 min: 15.6°C)
Issued (local time): 2 am Monday 16 Mar 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest