Hekinan Sea Conditions and Tide Table

Hekinan 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 05:15 AM and sunset is at 06:27 PM.

Days 1–3 Weather Summary

Heavy rain (total 24mm), heaviest during Tue night. Warm air temperatures (max 22°C on Mon afternoon, min 13°C on Sun night). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 10mm), heaviest on Wed morning. Warm air temperatures (max 22°C on Thu afternoon, min 9°C on Fri night). Winds increasing (light winds from the SW on Wed morning, fresh winds from the NW by Fri morning).

Days 7–9 Weather Summary

Mostly dry. Warm (max 22°C on Mon afternoon, min 11°C on Mon night). Winds increasing (calm on Sat night, fresh winds from the NW by Mon night).

Days 10–12 Weather Summary

Heavy rain (total 46mm), heaviest during Thu afternoon. Warm (max 21°C on Tue afternoon, min 13°C on Tue morning). Mainly strong winds.

Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
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
9:01AM1.80m
00:24AM1.72m
10:14AM1.65m
2:07AM1.82m
12:51PM1.60m
3:00AM1.97m
2:32PM1.76m
3:38AM2.12m
3:36PM1.99m
4:12AM2.24m
4:27PM2.21m
4:44AM2.33m
5:15PM2.40m
5:15AM2.39m
6:00PM2.52m
5:47AM2.42m
6:46PM2.54m
6:19AM2.41m
7:31PM2.47m
6:53AM2.36m
8:19PM2.32m
7:27AM2.27m
9:10PM2.14m
Low Tide
4:35PM0.71m
5:41AM1.48m
6:12PM0.77m
8:08AM1.37m
7:49PM0.72m
9:10AM1.14m
8:58PM0.61m
9:51AM0.88m
9:52PM0.53m
10:27AM0.60m
10:38PM0.50m
11:02AM0.33m
11:21PM0.53m
11:39AM0.10m
00:02AM0.63m
12:16PM-0.05m
00:41AM0.77m
12:55PM-0.11m
1:19AM0.94m
1:36PM-0.06m
1:58AM1.10m
2:21PM0.07m
2:39AM1.25m
Wave
height (m) 
direction
period (s) 
0.6
S
5
0.4
S
4
0.6
S
5
0.4
SSE
8
0.4
SSE
7
0.6
SSE
8
0.5
SE
7
0.6
SE
7
0.8
SSE
4
1.4
SSE
6
1.6
SSE
8
1.3
SSE
8
1
S
8
0.8
SSE
8
0.7
SSE
8
0.8
SSE
7
0.9
WNW
4
0.6
NW
3
0.4
NNW
3
0.3
SE
6
0.4
SSW
3
0.3
SE
8
0.5
S
3
0.4
S
4
0.3
SE
8
0.3
SE
8
0.7
NW
4
0.6
S
6
0.3
SSE
7
0.4
SE
7
0.3
SE
8
0.4
SE
8
0.6
SSE
3
1.6
SE
6
3
SE
8
2.4
SSE
10
cloud
cloud
rain showers
clear
clear
part cloud
cloud
cloud
heavy rain
mod rain
rain showers
part cloud
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
clear
clear
cloud
cloud
light rain
heavy rain
rain showers
cloudy
cloudy
rain shwrs
clear
clear
some clouds
cloudy
cloudy
heavy rain
mod rain
rain shwrs
some clouds
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
clear
some clouds
clear
clear
some clouds
clear
clear
cloudy
cloudy
light rain
heavy rain
rain shwrs
 km/h
10
SE
10
SSE
15
NW
15
NW
10
SW
10
SE
10
SE
20
SSE
20
SE
20
SSE
15
NNW
20
NW
15
NW
5
SSW
10
NNW
25
NW
30
WNW
15
NNW
15
NW
10
W
10
ESE
10
SSE
20
SSE
10
WSW
10
NW
20
WNW
25
NW
20
NW
10
W
5
SE
10
SSE
20
SSE
20
SE
35
ESE
45
ESE
5
ESE
 mm 
1
23
9
1
5
30
11
max°C
19
20
19
20
22
16
18
19
18
18
17
14
20
22
18
17
17
13
18
21
17
18
18
17
19
22
16
18
21
17
19
19
17
16
15
17
Moonrise
12:25
1:10
1:48
2:22
2:53
3:21
3:50
4:21
4:56
5:36
6:25
7:22
Moonset
9:55
11:00
12:07
1:16
2:25
3:35
4:47
6:02
7:20
8:38
9:53
10:59
Sunrise
5:15
5:13
5:11
5:11
5:09
5:09
5:07
5:05
5:05
5:03
5:03
5:01
Sunset
6:27
6:28
6:29
6:30
6:30
6:30
6:31
6:32
6:34
6:34
6:35
6:36
Today's sea temperature in Hekinan is 17.8 °C (Statistics for 20 Apr 1981-2005 – mean: 18.4 max: 21.8 min: 16.0°C)
Issued (local time): 8 am Sunday 20 Apr 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest