Hitachi Sea Conditions and Tide Table

Hitachi 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 06:33 AM and sunset is at 04:21 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Mon afternoon, min 6°C on Sat night). Winds increasing (calm on Sat afternoon, fresh winds from the NW by Mon afternoon).

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 13°C on Thu afternoon, min 4°C on Thu night). Winds increasing (calm on Tue afternoon, fresh winds from the NW by Thu night).

Days 7–9 Weather Summary

Heavy rain (total 71mm), heaviest during Sun afternoon. Very mild (max 15°C on Sun afternoon, min 2°C on Fri night). Mainly near gales.

Days 10–12 Weather Summary

Mostly dry. Very mild (max 13°C on Wed morning, min 6°C on Mon night). Winds decreasing (fresh winds from the W on Mon afternoon, calm by Tue afternoon).

Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
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
3:19PM1.51m
6:29AM1.26m
4:03PM1.50m
7:12AM1.21m
4:49PM1.45m
7:54AM1.17m
5:37PM1.35m
8:35AM1.15m
6:31PM1.22m
9:14AM1.14m
7:38PM1.08m
9:53AM1.16m
9:15PM0.96m
10:32AM1.18m
11:27PM0.92m
11:10AM1.20m
1:23AM0.96m
11:48AM1.22m
2:37AM1.04m
12:25PM1.25m
3:27AM1.11m
1:03PM1.27m
4:06AM1.17m
Low Tide
10:01AM1.03m
11:00PM-0.13m
10:39AM1.02m
11:45PM-0.07m
11:21AM1.00m
00:30AM0.04m
12:11PM0.96m
1:13AM0.18m
1:15PM0.92m
1:57AM0.33m
2:37PM0.87m
2:40AM0.49m
4:12PM0.78m
3:28AM0.63m
5:36PM0.65m
4:24AM0.75m
6:38PM0.52m
7:24PM0.40m
6:41AM0.92m
8:04PM0.29m
7:40AM0.95m
8:41PM0.20m
Wave
height (m) 
direction
period (s) 
0.7
ENE
12
0.7
ENE
12
0.7
ENE
14
0.8
ENE
15
0.7
ENE
14
0.6
ENE
14
0.5
ENE
13
0.6
E
10
1.2
N
5
0.8
ESE
10
0.7
ESE
9
0.7
ESE
9
0.7
ESE
10
0.8
ESE
10
0.7
ESE
10
0.7
ESE
10
0.9
ESE
10
1.5
ENE
7
1.4
NE
6
1.4
NE
8
1
NE
9
1.1
NE
9
0.7
E
11
0.6
E
11
2.5
SSE
7
4.5
SSE
10
3
SSE
10
2.1
SE
10
2.1
SE
11
1.4
SE
11
1.2
SE
11
1.2
ESE
10
1
ESE
10
1
ESE
10
0.9
ESE
10
1.1
E
14
clear
cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
rain showers
heavy rain
heavy rain
rain showers
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
clear
cloudy
clear
clear
clear
clear
some clouds
cloudy
some clouds
cloudy
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
rain shwrs
heavy rain
heavy rain
rain shwrs
clear
clear
clear
clear
clear
some clouds
clear
some clouds
clear
 km/h
5
W
10
SSW
10
W
5
WNW
5
S
5
WNW
10
WSW
10
NW
30
NNW
10
NNW
10
SSW
5
NNW
5
N
10
ESE
10
NW
5
WSW
5
SSW
30
N
30
NW
30
NW
15
NW
10
NW
10
S
5
SW
25
SSW
55
S
5
NE
25
W
40
W
10
W
10
WNW
5
SW
5
WNW
10
W
15
NW
25
WNW
 mm 
5
14
31
21
max°C
10
11
9
12
12
10
13
15
9
9
10
8
11
11
10
12
13
10
5
5
3
6
7
8
12
15
12
10
11
8
10
11
9
13
13
6
Moonrise
5:21
6:35
7:49
9:00
10:07
11:10
12:10
1:09
2:07
3:07
4:06
Moonset
8:02
9:03
9:52
10:30
11:01
11:28
11:51
12:14
12:37
1:01
1:28
2:00
Sunrise
6:33
6:35
6:35
6:35
6:37
6:37
6:39
6:39
6:39
6:41
6:41
6:41
Sunset
4:21
4:21
4:21
4:21
4:21
4:21
4:21
4:22
4:22
4:22
4:22
4:22
Today's sea temperature in Hitachi is
18.2° C
(Statistics for 06 Dec 1981-2005 – mean: 19.0 max: 20.8 min: 17.4°C)
Issued (local time): 8 am Saturday 06 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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