Onahama Sea Conditions and Tide Table

Onahama 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 06:46 AM and sunset is at 04:22 PM.

Days 1–3 Weather Summary

Moderate rain (total 17mm), heaviest on Wed night. Cool air temperatures (max 12°C on Wed night, min 4°C on Tue morning). Wind will be generally light.

Days 4–6 Weather Summary

Some drizzle, heaviest during Fri morning. Icy conditions (max 9°C on Sun morning, min 0°C on Fri afternoon). Winds decreasing (strong winds from the WNW on Fri morning, calm by Sat night).

Days 7–9 Weather Summary

Some drizzle, heaviest during Wed morning. Very mild (max 12°C on Mon afternoon, min 5°C on Wed night). Winds increasing (calm on Wed morning, fresh winds from the NW by Wed night).

Days 10–12 Weather Summary

Light rain (total 2mm), mostly falling on Sat night. Mild temperatures (max 7°C on Sat afternoon, min 1°C on Thu night). Winds decreasing (fresh winds from the NW on Thu morning, calm by Fri morning).

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
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
6:44AM1.23m
5:02PM1.29m
7:17AM1.20m
5:46PM1.24m
7:49AM1.17m
6:38PM1.17m
8:20AM1.14m
7:43PM1.09m
8:51AM1.11m
9:05PM1.02m
9:23AM1.10m
10:45PM0.99m
10:00AM1.10m
00:54AM1.03m
10:46AM1.12m
2:30AM1.12m
11:48AM1.16m
3:29AM1.20m
12:59PM1.22m
4:18AM1.24m
2:04PM1.30m
4:55AM1.25m
2:59PM1.38m
5:30AM1.24m
Low Tide
11:54AM0.82m
00:15AM0.17m
12:35PM0.79m
00:52AM0.24m
1:19PM0.74m
1:31AM0.34m
2:10PM0.69m
2:14AM0.47m
3:12PM0.63m
3:04AM0.62m
4:26PM0.54m
4:06AM0.76m
5:46PM0.43m
5:26AM0.89m
6:56PM0.30m
6:54AM0.97m
7:57PM0.16m
8:05AM0.99m
8:52PM0.05m
9:02AM0.98m
9:42PM-0.03m
9:44AM0.93m
10:28PM-0.07m
Wave
height (m) 
direction
period (s) 
1.1
SE
9
1
SE
9
0.9
ESE
8
1
E
8
1.2
E
13
2.1
SE
8
1.8
SSE
8
1.7
SSE
8
1.7
E
14
1.8
E
13
1.7
E
14
1.1
E
14
1
E
14
1
E
14
1.1
E
13
1
E
13
1
E
13
0.9
E
13
0.8
E
12
0.8
E
12
0.9
E
12
1.3
S
7
1.3
S
7
1.2
ENE
16
1
ENE
15
0.9
ENE
14
1
ENE
13
1.1
ENE
12
1.1
ENE
12
1
ENE
12
0.9
E
11
0.9
ESE
9
0.8
ESE
9
0.8
ESE
9
0.7
ESE
8
1
E
14
part cloud
clear
part cloud
light rain
mod rain
rain showers
cloud
cloud
light rain
rain showers
clear
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
cloud
light rain
clear
cloud
clear
clear
part cloud
clear
clear
clear
clear
part cloud
rain showers
some clouds
clear
some clouds
light rain
mod rain
rain shwrs
cloudy
cloudy
light rain
rain shwrs
clear
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
cloudy
cloudy
light rain
clear
cloudy
clear
clear
some clouds
clear
clear
clear
clear
some clouds
rain shwrs
 km/h
15
NNE
5
E
5
WSW
10
SW
5
WSW
10
WSW
10
NE
15
NNE
10
NNW
45
WNW
45
WNW
35
WNW
25
WNW
10
WNW
5
SSW
10
W
25
NW
10
NW
10
SW
10
SSW
15
WSW
15
WSW
10
NNW
15
NW
10
NNW
5
NNW
25
NW
30
NNW
30
NW
15
NNW
5
N
10
ENE
10
NW
10
NNW
10
SSE
10
NW
 mm 
3
6
6
2
1
1
2
max°C
6
6
8
10
10
12
12
11
11
7
3
1
5
6
3
9
8
6
11
12
8
12
12
9
8
9
7
5
5
2
5
6
3
6
7
7
Moonrise
9:10
9:41
10:09
10:35
10:59
11:24
11:52
12:24
1:04
1:53
2:54
4:04
Moonset
7:12
8:16
9:20
10:25
11:30
12:37
1:49
3:04
4:21
5:36
6:43
Sunrise
6:46
6:46
6:47
6:47
6:47
6:48
6:48
6:48
6:48
6:48
6:48
6:48
Sunset
4:22
4:23
4:23
4:24
4:25
4:25
4:27
4:28
4:28
4:29
4:30
4:30
Today's sea temperature in Onahama is
15.5° C
(Statistics for 23 Dec 1981-2005 – mean: 17.7 max: 19.7 min: 15.5°C)
Issued (local time): 8 am Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest