Chiba Sea Conditions and Tide Table

Chiba 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 06:43 AM and sunset is at 04:29 PM.

Days 1–3 Weather Summary

Some drizzle, heaviest during Mon morning. Cool air temperatures (max 17°C on Sun morning, min 5°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 18mm), heaviest on Wed night. Cool air temperatures (max 13°C on Wed afternoon, min 3°C on Fri night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 2mm), mostly falling on Mon night. Very mild (max 11°C on Mon afternoon, min 4°C on Sat morning). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Very mild (max 12°C on Tue night, min 4°C on Wed night). Wind will be generally light.

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
6:24AM1.84m
5:01PM1.89m
6:56AM1.84m
5:34PM1.89m
7:29AM1.83m
6:08PM1.86m
8:03AM1.82m
6:45PM1.81m
8:37AM1.80m
7:28PM1.72m
9:14AM1.78m
8:21PM1.61m
9:52AM1.77m
9:33PM1.49m
10:35AM1.76m
11:14PM1.41m
11:24AM1.76m
1:12AM1.45m
12:19PM1.78m
2:47AM1.59m
1:18PM1.83m
3:54AM1.74m
2:16PM1.88m
4:48AM1.87m
Low Tide
11:38AM1.11m
00:00AM0.10m
12:11PM1.11m
00:33AM0.11m
12:45PM1.11m
1:06AM0.16m
1:24PM1.10m
1:40AM0.24m
2:08PM1.08m
2:17AM0.36m
3:00PM1.03m
2:58AM0.52m
4:04PM0.95m
3:46AM0.72m
5:18PM0.82m
4:49AM0.92m
6:34PM0.63m
6:10AM1.10m
7:42PM0.42m
7:39AM1.20m
8:42PM0.20m
8:48AM1.23m
9:35PM0.03m
Wave
height (m) 
direction
period (s) 
0.2
SSW
6
0.9
SSW
5
0.4
NNW
3
0.4
NNW
4
0.3
NNE
2
0.4
NE
3
0.3
NNE
3
0.1
N
3
0
E
2
0.1
N
2
0.2
SSW
6
0.4
SSW
8
0.3
SSW
8
0.3
SSW
8
0.2
SSW
7
0.1
SW
7
0.3
NNW
3
0.3
N
4
0.1
NE
2
0
W
5
0.1
N
1
0.2
N
3
0.2
N
2
0
E
1
0.1
N
2
0.1
N
2
0.2
NNW
2
0.1
N
2
0
W
2
1.4
SW
5
1.5
WSW
6
0.4
SW
6
0.4
N
3
0.3
N
4
0.1
S
9
0.1
S
8
cloud
cloud
part cloud
rain showers
part cloud
clear
clear
cloud
cloud
light rain
mod rain
mod rain
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
clear
clear
clear
cloud
cloud
rain showers
clear
part cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
cloudy
cloudy
some clouds
rain shwrs
some clouds
clear
clear
cloudy
cloudy
light rain
mod rain
mod rain
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
cloudy
cloudy
rain shwrs
clear
some clouds
some clouds
cloudy
cloudy
some clouds
some clouds
cloudy
some clouds
 km/h
10
SW
25
SSW
15
N
15
NE
15
NE
15
NNE
15
NNE
10
E
5
E
10
NW
5
SSW
5
NW
10
N
15
NE
10
N
10
NNE
15
NNE
10
NE
10
NE
5
NNE
10
NE
10
N
10
N
5
NNE
10
N
5
NNW
10
N
5
NNW
5
SW
25
WSW
20
WSW
15
N
15
N
5
NNE
5
WSW
5
ENE
 mm 
1
1
9
8
2
max°C
17
17
15
8
9
7
9
10
10
8
13
11
12
12
11
9
10
4
6
7
7
7
9
8
9
11
7
9
10
12
11
10
7
6
8
8
Moonrise
7:49
8:32
9:10
9:42
10:10
10:37
11:02
11:28
11:57
12:30
1:11
2:01
Moonset
5:15
6:16
7:19
8:22
9:25
10:28
11:33
12:39
1:50
3:04
4:20
Sunrise
6:43
6:45
6:45
6:46
6:46
6:47
6:47
6:47
6:48
6:48
6:48
6:48
Sunset
4:29
4:30
4:30
4:30
4:30
4:31
4:31
4:32
4:34
4:34
4:35
4:36
Today's sea temperature in Chiba is
13.3° C
(Statistics for 21 Dec 1981-2005 – mean: 18.6 max: 20.0 min: 17.0°C)
Issued (local time): 8 am Sunday 21 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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