Miyanoura (Nao Sima) Sea Conditions and Tide Table

Miyanoura (Nao Sima) 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 07:05 AM and sunset is at 04:57 PM.

Days 1–3 Weather Summary

Light rain (total 6mm), mostly falling on Sun morning. Cool air temperatures (max 13°C on Sun morning, min 5°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 3mm), mostly falling on Wed morning. Cool air temperatures (max 14°C on Wed afternoon, min 4°C on Fri night). Winds increasing (light winds from the NNE on Wed morning, fresh winds from the NW by Fri afternoon).

Days 7–9 Weather Summary

Mostly dry. Mild temperatures (max 8°C on Mon morning, min 4°C on Sat morning). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 8mm), mostly falling on Tue night. Very mild (max 11°C on Tue afternoon, min 2°C on Wed night). Winds increasing (calm on Tue night, strong winds from the W by Wed 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
12:37PM2.64m
11:25PM1.93m
1:18PM2.62m
00:10AM1.90m
1:57PM2.57m
00:58AM1.86m
2:37PM2.49m
1:51AM1.81m
3:18PM2.39m
2:52AM1.76m
3:59PM2.28m
4:04AM1.73m
4:43PM2.17m
5:25AM1.75m
5:28PM2.07m
6:49AM1.84m
6:16PM1.99m
8:05AM1.99m
7:06PM1.93m
9:08AM2.16m
7:55PM1.90m
10:02AM2.32m
8:43PM1.88m
Low Tide
6:39PM1.20m
6:05AM-0.03m
7:22PM1.17m
6:46AM0.05m
8:06PM1.14m
7:29AM0.18m
8:51PM1.08m
8:15AM0.35m
9:38PM1.01m
9:04AM0.55m
10:29PM0.92m
10:01AM0.76m
11:23PM0.80m
11:07AM0.96m
00:17AM0.66m
12:23PM1.12m
1:10AM0.51m
1:41PM1.22m
2:01AM0.35m
2:52PM1.26m
2:48AM0.20m
3:54PM1.26m
3:32AM0.07m
Wave
height (m) 
direction
period (s) 
0
W
1
0.4
NW
2
0.4
NNW
3
0.2
N
2
0.2
E
5
0.2
ENE
3
0.1
NE
2
0.2
ENE
2
0.2
E
2
0.1
N
2
0.2
WSW
2
0.1
W
2
0.1
NW
1
0.2
W
2
0.5
NW
3
0.5
NW
3
0.7
NW
3
0.4
WNW
3
0.3
WNW
3
0.1
W
2
0.1
N
1
0
W
1
0
E
1
0.1
E
2
0.1
NE
2
0.1
NE
2
0
E
2
0
W
1
0.1
W
2
0.1
S
2
0.3
NW
2
0.7
W
4
0.9
WNW
4
0.5
NW
3
0.8
NNW
4
0.3
WNW
2
light rain
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
light rain
cloud
cloud
cloud
cloud
clear
part cloud
part cloud
clear
part cloud
cloud
clear
clear
clear
clear
part cloud
cloud
clear
clear
part cloud
mod rain
rain showers
part cloud
part cloud
part cloud
clear
clear
light rain
rain shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
light rain
cloudy
cloudy
cloudy
cloudy
clear
some clouds
some clouds
clear
some clouds
cloudy
clear
clear
clear
clear
some clouds
cloudy
clear
clear
some clouds
mod rain
rain shwrs
some clouds
some clouds
some clouds
clear
clear
 km/h
10
NW
20
WNW
20
NW
15
NNE
10
NNE
10
NE
10
NE
15
ENE
15
ENE
5
NNE
20
WSW
10
NW
10
WNW
20
WNW
25
NW
30
WNW
35
NW
20
W
20
WNW
15
WSW
10
NNW
5
N
5
ESE
10
E
10
NE
15
ENE
5
N
5
WNW
10
WSW
5
SSW
20
W
35
WNW
40
W
25
NNW
35
NW
20
W
 mm 
5
1
3
7
1
max°C
13
12
10
8
10
7
7
9
12
12
14
14
13
13
8
6
6
4
6
7
6
6
7
7
8
8
8
9
11
11
7
6
3
5
5
5
Moonrise
8:10
8:54
9:32
10:05
10:34
11:01
11:27
11:54
12:24
12:58
1:39
2:30
Moonset
5:44
6:45
7:47
8:50
9:52
10:54
11:58
1:04
2:14
3:27
4:43
Sunrise
7:05
7:05
7:07
7:07
7:07
7:07
7:07
7:09
7:09
7:09
7:09
7:09
Sunset
4:57
4:57
4:58
4:58
4:59
4:59
5:00
5:00
5:00
5:01
5:02
5:04
Today's sea temperature in Miyanoura (Nao Sima) is
15.0° C
(Statistics for 21 Dec 1981-2005 – mean: 18.6 max: 20.0 min: 17.2°C)
Issued (local time): 2 am Sunday 21 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest