Hamamasu Sea Conditions and Tide Table

Hamamasu 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 04:01 PM.

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Fri afternoon. Icy conditions (max 2°C on Thu afternoon, min -8°C on Fri night). Winds increasing (light winds from the NNE on Fri morning, strong winds from the W by Sat night).

Days 5–7 Weather Summary

Mild with light rain (total 8mm) on Mon afternoon. Becoming colder with a light covering of snow, mostly falling on Tue morning. Icy conditions (max 5°C on Mon afternoon, min -5°C on Tue night). Winds increasing (light winds from the S on Sun night, strong winds from the W by Tue afternoon).

Days 8–10 Weather Summary

A moderate fall of snow, heaviest on Thu afternoon. Temperatures will be below freezing (max -2°C on Fri night, min -6°C on Thu night). Winds increasing (calm on Wed night, fresh winds from the W by Thu night).

Days 11–13 Weather Summary

Mostly dry. Temperatures will be below freezing (max -1°C on Sun morning, min -6°C on Mon night). Wind will be generally light.

Thu
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tue
6
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
8:42PM0.19m
6:23AM0.24m
8:56PM0.19m
7:39AM0.21m
9:10PM0.19m
9:20AM0.19m
9:26PM0.20m
11:38AM0.18m
9:48PM0.21m
2:18PM0.19m
10:17PM0.22m
4:40PM0.21m
10:54PM0.24m
11:40PM0.25m
6:24PM0.23m
6:36PM0.22m
6:52PM0.22m
7:06PM0.21m
Low Tide
1:18PM0.03m
00:38AM0.17m
1:58PM0.06m
1:50AM0.15m
2:38PM0.09m
3:10AM0.12m
3:17PM0.13m
4:33AM0.09m
3:55PM0.16m
5:47AM0.06m
4:32PM0.19m
6:52AM0.02m
5:03PM0.21m
7:48AM-0.01m
8:39AM-0.03m
7:03PM0.23m
9:25AM-0.05m
8:06PM0.22m
10:09AM-0.05m
8:55PM0.21m
10:50AM-0.05m
9:42PM0.20m
11:30AM-0.04m
Wave
height (m) 
direction
period (s) 
1.3
NW
6
1.7
NNW
6
1.4
N
7
1.1
NNW
6
3
WNW
8
3.5
W
9
3.5
W
9
3
W
9
3.5
W
9
3
W
9
2.1
W
8
1.3
W
8
1.1
W
7
1.3
SSE
5
2.5
W
8
3.5
W
9
4
W
9
3
W
9
2.5
W
8
1.6
WNW
7
1.1
WNW
6
1.7
WNW
6
2.3
W
7
1.5
W
7
1.1
W
7
1
NW
5
0.8
WNW
5
0.6
WNW
6
0.4
WNW
5
0.4
NNW
4
0.7
N
6
0.9
N
6
0.8
NNW
6
0.6
NNW
6
0.5
N
6
0.4
N
6
cloud
part cloud
cloud
mod snow
mod snow
light snow
light snow
light snow
cloud
cloud
cloud
cloud
light rain
rain showers
light snow
light snow
light snow
cloud
cloud
light snow
part cloud
light snow
light snow
light snow
cloud
snow showers
snow showers
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
cloudy
some clouds
cloudy
mod snow
mod snow
light snow
light snow
light snow
cloudy
cloudy
cloudy
cloudy
light rain
rain shwrs
light snow
light snow
light snow
cloudy
cloudy
light snow
some clouds
light snow
light snow
light snow
cloudy
snow shwrs
snow shwrs
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
 km/h
15
NNW
25
NNE
15
NNE
10
NNW
40
W
45
W
45
W
45
W
45
W
40
W
25
WSW
25
SE
25
SSE
30
SSE
40
WSW
50
W
50
W
40
W
35
W
20
WNW
10
SSE
35
W
35
W
20
WNW
20
WNW
15
WSW
10
SSE
10
SSE
10
NE
10
ENE
10
ENE
15
NE
10
NE
5
NE
5
ENE
5
ESE
 mm 
3
5
max°C
2
0
-2
-3
-7
-6
-5
-2
0
3
4
4
5
5
1
-3
-4
-3
-3
-3
-3
-3
-5
-4
-3
-2
-2
-2
-3
-1
-1
-3
-2
-2
-5
-2
Moonrise
10:38
10:57
11:17
11:39
12:06
12:40
1:24
2:23
3:34
4:54
6:15
Moonset
9:10
10:20
11:31
12:44
2:01
3:23
4:45
6:03
7:09
8:01
8:39
9:09
Sunrise
7:05
7:05
7:05
7:07
7:07
7:07
7:07
7:07
7:07
7:07
7:07
7:07
Sunset
4:01
4:01
4:02
4:04
4:04
4:05
4:06
4:07
4:07
4:08
4:09
4:10
Today's sea temperature in Hamamasu is
7.1° C
(Statistics for 25 Dec 1981-2005 – mean: 7.4 max: 10.0 min: 5.4°C)
Issued (local time): 2 pm Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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