Shibetsu Sea Conditions and Tide Table

Shibetsu 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 06:45 AM and sunset is at 03:42 PM.

Days 1–3 Weather Summary

Light rain (total 2mm) at first, then becoming colder with a dusting of snow on Mon morning. Icy conditions (max 3°C on Mon morning, min -10°C on Tue night). Winds decreasing (gales from the NW on Mon afternoon, light winds from the SW by Tue night).

Days 4–6 Weather Summary

Mostly dry. Icy conditions (max 4°C on Sat night, min -6°C on Thu morning). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 8mm), mostly falling on Sun afternoon. Freeze-thaw conditions (max 8°C on Sun afternoon, min -5°C on Mon night). Wind will be generally light.

Days 10–12 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 1°C on Fri morning, min -4°C on Wed morning). Wind will be generally light.

Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
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
10:42AM0.91m
1:48AM0.56m
11:19AM0.97m
11:56AM1.03m
12:34PM1.08m
1:13PM1.12m
1:52PM1.15m
5:41AM0.60m
2:31PM1.17m
5:54AM0.59m
3:10PM1.17m
6:13AM0.59m
3:48PM1.15m
6:36AM0.60m
4:26PM1.10m
6:59AM0.62m
5:06PM1.03m
7:23AM0.66m
5:50PM0.93m
Low Tide
6:49PM0.32m
7:35PM0.23m
8:15PM0.15m
8:52PM0.09m
9:28PM0.06m
10:03PM0.04m
6:49AM0.60m
10:39PM0.04m
7:41AM0.58m
11:13PM0.06m
8:29AM0.57m
11:46PM0.09m
9:20AM0.56m
00:17AM0.14m
10:16AM0.56m
00:45AM0.20m
11:24AM0.56m
1:11AM0.28m
Wave
height (m) 
direction
period (s) 
1.3
NNE
10
2.5
NNW
6
1.9
NW
6
0.7
NNE
11
0.5
N
10
0.5
NNW
5
0.3
NE
11
0.3
NE
6
0.4
SW
2
0.3
NNE
12
0.3
NNE
11
0.3
NNE
10
0.2
NNE
10
0.2
NNE
9
0.2
NNE
9
0.2
ENE
6
0.2
NNE
7
0.4
SSW
3
0.3
SSW
2
0.3
SSE
3
0.2
NNW
2
0.6
NW
4
0.4
NW
3
0.3
NNW
3
0.2
N
7
0.2
N
7
0.2
N
12
0.2
N
10
0.2
N
10
0.2
NNE
9
0.2
E
11
0.2
E
13
0.4
ESE
13
0.3
ESE
13
0.3
E
13
0.4
NE
6
light snow
cloud
part cloud
part cloud
cloud
clear
clear
clear
part cloud
clear
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
light rain
mod rain
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
cloud
cloud
cloud
cloud
light snow
light snow
cloud
light snow
cloudy
some clouds
some clouds
cloudy
clear
clear
clear
some clouds
clear
some clouds
cloudy
some clouds
some clouds
cloudy
cloudy
cloudy
some clouds
light rain
mod rain
some clouds
some clouds
some clouds
clear
clear
some clouds
clear
clear
clear
cloudy
cloudy
cloudy
cloudy
light snow
light snow
cloudy
 km/h
35
NW
60
NW
45
WNW
15
WSW
15
WSW
20
W
15
WSW
15
SW
20
WSW
15
W
10
SW
10
SW
10
NW
10
NW
5
SSW
5
SW
10
SSW
20
SW
10
SSW
20
SSW
10
NNW
25
NW
15
NW
15
WNW
10
WNW
10
NW
10
NW
10
NW
5
NNE
5
SW
5
SSW
5
SSE
10
SSE
10
SE
5
NNE
15
NW
 mm 
2
1
7
max°C
3
1
0
0
0
-6
-5
-4
-7
-4
-5
-1
2
1
1
1
3
4
7
8
4
-3
-3
-4
-3
-3
-4
-3
-3
-4
-2
-1
0
1
1
-2
Moonrise
2:00
3:05
4:10
5:14
6:16
7:12
8:01
8:41
9:13
9:40
10:02
10:22
Moonset
12:30
12:52
1:18
1:51
2:32
3:23
4:22
5:27
6:36
7:45
8:54
10:04
Sunrise
6:45
6:45
6:46
6:47
6:48
6:48
6:48
6:48
6:50
6:50
6:50
6:50
Sunset
3:42
3:42
3:42
3:42
3:44
3:44
3:45
3:45
3:45
3:45
3:47
3:47
Today's sea temperature in Shibetsu is
4.5° C
(Statistics for 15 Dec 1981-2005 – mean: 5.3 max: 7.6 min: 3.2°C)
Issued (local time): 8 am Monday 15 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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