Sirahama (Tiba) Sea Conditions and Tide Table

Sirahama (Tiba) 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 — and sunset is at 04:28 PM.

Days 1–4 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Mon morning, min 9°C on Fri night). Winds increasing (calm on Sat afternoon, fresh winds from the WSW by Sat night).

Days 5–7 Weather Summary

Light rain (total 2mm), mostly falling on Tue night. Cool air temperatures (max 17°C on Mon afternoon, min 10°C on Tue night). Winds decreasing (fresh winds from the W on Mon afternoon, calm by Wed afternoon).

Days 8–10 Weather Summary

Heavy rain (total 34mm), heaviest during Sun morning. Very mild (max 18°C on Sun morning, min 5°C on Fri night). Winds increasing (light winds from the NNW on Thu afternoon, gales from the S by Sun morning).

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Tue night. Very mild (max 16°C on Sun afternoon, min 8°C on Tue morning). Winds decreasing (gales from the WSW on Sun night, calm by Mon morning).

Fri
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wed
17
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
AM
Wave Height Map
High Tide
3:44PM1.47m
6:10AM1.35m
4:17PM1.49m
6:52AM1.34m
4:52PM1.49m
7:34AM1.32m
5:29PM1.47m
8:16AM1.28m
6:10PM1.42m
8:58AM1.25m
6:55PM1.34m
9:41AM1.22m
7:51PM1.24m
10:26AM1.21m
9:05PM1.13m
11:10AM1.20m
10:47PM1.05m
11:54AM1.21m
00:42AM1.04m
12:36PM1.24m
2:18AM1.09m
1:16PM1.28m
3:29AM1.17m
Low Tide
11:01PM0.00m
10:58AM0.96m
11:39PM-0.03m
11:33AM0.98m
00:17AM-0.01m
12:10PM0.99m
00:57AM0.04m
12:52PM0.99m
1:39AM0.12m
1:41PM0.97m
2:22AM0.23m
2:41PM0.94m
3:10AM0.36m
3:57PM0.88m
4:03AM0.50m
5:22PM0.78m
5:05AM0.63m
6:37PM0.65m
6:13AM0.74m
7:39PM0.49m
7:20AM0.82m
8:29PM0.34m
8:20AM0.89m
Wave
height (m) 
direction
period (s) 
2.5
WSW
7
1.2
ENE
12
1.1
ENE
13
1.1
ENE
13
1.2
ENE
14
1.8
WSW
6
1.3
NNW
9
1
NNW
9
1.6
WSW
7
2.3
WSW
7
1.4
WSW
7
1.5
ENE
6
1.6
ENE
7
1.2
E
6
1.2
E
6
1.1
ESE
10
1.2
ESE
9
1.4
ESE
9
1.4
ESE
10
1.5
ESE
10
1.9
E
8
1.9
ENE
9
1.7
ENE
10
1.4
ENE
10
1.3
E
10
2.4
S
6
5
S
9
4
S
10
4
WSW
9
2
SW
9
1.5
SW
8
1.4
SW
8
1.3
E
14
1
E
13
1.1
E
12
1.3
E
14
clear
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
rain showers
cloud
cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
light rain
heavy rain
heavy rain
part cloud
clear
clear
clear
clear
part cloud
cloud
light rain
cloud
clear
clear
some clouds
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
cloudy
rain shwrs
cloudy
cloudy
some clouds
some clouds
clear
clear
some clouds
some clouds
some clouds
some clouds
light rain
heavy rain
heavy rain
some clouds
clear
clear
clear
clear
some clouds
cloudy
light rain
cloudy
 km/h
30
W
15
NNE
15
NNE
0
NE
30
WSW
20
W
5
NW
5
NNW
15
W
35
W
15
NNE
20
NE
20
NE
15
NE
20
N
10
N
5
W
10
NNW
5
NNW
30
NNE
35
NNE
35
N
15
NNE
15
NE
10
E
50
SSW
70
S
55
WSW
60
WSW
5
WSW
5
WNW
25
NNE
20
NE
10
NE
15
ENE
10
NE
 mm 
2
1
15
18
2
max°C
12
10
11
12
13
13
13
14
15
17
15
11
12
12
11
12
12
12
13
13
9
9
6
8
12
17
18
16
12
12
12
11
10
12
13
14
Moonrise
4:24
5:31
6:44
7:57
9:07
10:12
11:14
12:13
1:11
2:08
3:06
4:05
Moonset
7:58
9:00
9:50
10:29
11:01
11:29
11:54
12:18
12:41
1:07
1:35
2:07
Sunrise
6:33
6:33
6:33
6:35
6:35
6:37
6:37
6:37
6:39
6:39
6:39
6:41
Sunset
4:28
4:28
4:28
4:28
4:28
4:28
4:29
4:29
4:29
4:29
4:29
4:30
Today's sea temperature in Sirahama (Tiba) is
22.6° C
(Statistics for 05 Dec 1981-2005 – mean: 20.2 max: 22.3 min: 18.8°C)
Issued (local time): 2 pm Friday 05 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest