Hamamatsu Sea Conditions and Tide Table

Hamamatsu 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 06:48 AM and sunset is at 04:39 PM.

Days 1–3 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Fri night, min 8°C on Wed night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 50mm), heaviest during Sun night. Cool air temperatures (max 18°C on Sat afternoon, min 9°C on Mon night). Wind will be generally light.

Days 7–9 Weather Summary

Heavy rain (total 27mm), heaviest during Thu afternoon. Very mild (max 12°C on Tue afternoon, min 6°C on Thu night). Winds increasing (calm on Wed afternoon, fresh winds from the WNW by Thu night).

Days 10–12 Weather Summary

Light rain (total 4mm), mostly falling on Sat night. Very mild (max 13°C on Sun afternoon, min 6°C on Fri morning). Wind will be generally light.

Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
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
3:05PM1.48m
5:16AM1.52m
3:43PM1.51m
5:51AM1.57m
4:20PM1.55m
6:25AM1.59m
4:56PM1.57m
6:58AM1.61m
5:31PM1.59m
7:31AM1.60m
6:07PM1.59m
8:04AM1.60m
6:44PM1.56m
8:38AM1.59m
7:25PM1.51m
9:12AM1.58m
8:11PM1.44m
9:49AM1.56m
9:08PM1.35m
10:28AM1.54m
10:25PM1.27m
11:12AM1.52m
00:07AM1.24m
Low Tide
9:48AM1.03m
10:11PM0.27m
10:30AM1.03m
10:46PM0.20m
11:07AM1.02m
11:21PM0.15m
11:42AM1.00m
11:56PM0.12m
12:15PM0.99m
00:31AM0.11m
12:49PM0.98m
1:05AM0.13m
1:26PM0.96m
1:39AM0.18m
2:06PM0.94m
2:15AM0.26m
2:52PM0.91m
2:53AM0.37m
3:46PM0.86m
3:36AM0.51m
4:48PM0.78m
4:27AM0.67m
5:58PM0.67m
5:35AM0.84m
Wave
height (m) 
direction
period (s) 
0.6
W
4
0.4
SE
7
1
SW
5
1
W
5
0.8
E
5
0.5
E
11
0.5
E
14
0.6
ESE
4
0.8
SE
5
1.3
SSE
6
1.1
SSE
6
1.3
SSE
6
1.4
SSE
7
1.3
SSE
7
1.6
SSE
7
2.4
SSE
8
2.3
SE
9
2.1
SE
9
1.5
ESE
10
1.4
SE
10
1.1
SE
10
1
SE
9
1
SE
9
0.9
SE
10
1.1
SE
10
1.4
S
6
1.8
WNW
5
1.8
WNW
6
1.5
WNW
5
1
WNW
5
0.7
E
12
0.8
E
5
0.7
E
6
1
ESE
8
1.1
ESE
9
1.2
WNW
4
clear
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
cloud
cloud
mod rain
mod rain
mod rain
heavy rain
cloud
cloud
light rain
part cloud
clear
part cloud
part cloud
part cloud
cloud
heavy rain
heavy rain
part cloud
part cloud
clear
clear
cloud
light rain
rain showers
clear
part cloud
part cloud
clear
some clouds
clear
clear
clear
clear
some clouds
cloudy
cloudy
cloudy
cloudy
mod rain
mod rain
mod rain
heavy rain
cloudy
cloudy
light rain
some clouds
clear
some clouds
some clouds
some clouds
cloudy
heavy rain
heavy rain
some clouds
some clouds
clear
clear
cloudy
light rain
rain shwrs
clear
some clouds
some clouds
 km/h
15
WNW
10
W
15
WNW
10
NNW
5
WSW
5
N
10
NNE
5
SE
10
E
10
ENE
10
ENE
10
E
5
SE
5
SE
15
SSE
25
WNW
20
WNW
5
NNE
5
NNE
10
SE
5
ENE
10
E
10
SW
10
ENE
10
ENE
15
NW
30
WNW
25
NW
25
NW
10
NNW
5
NNE
5
NW
5
NNE
10
NW
20
WNW
15
WNW
 mm 
9
8
6
24
3
15
12
1
3
max°C
12
13
11
12
13
12
13
14
15
17
18
16
16
17
18
14
15
11
11
12
11
11
12
12
11
12
10
9
10
7
9
9
9
12
13
9
Moonrise
4:14
5:13
6:11
7:06
7:56
8:39
9:17
9:50
10:19
10:46
11:12
11:39
Moonset
2:17
2:55
3:40
4:31
5:28
6:29
7:31
8:34
9:37
10:39
11:43
Sunrise
6:48
6:50
6:50
6:50
6:50
6:52
6:52
6:52
6:52
6:54
6:54
6:54
Sunset
4:39
4:39
4:39
4:40
4:40
4:42
4:42
4:43
4:43
4:44
4:45
4:45
Today's sea temperature in Hamamatsu is
17.5° C
(Statistics for 17 Dec 1981-2005 – mean: 19.7 max: 21.4 min: 18.5°C)
Issued (local time): 2 am Wednesday 17 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest