Iwasaki Sea Conditions and Tide Table

Iwasaki 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 06:58 AM and sunset is at 04:15 PM.

Days 1–3 Weather Summary

Heavy rain (total 38mm), heaviest during Sun morning. Icy conditions (max 14°C on Sat night, min 0°C on Sun night). Winds increasing (light winds from the SSW on Fri morning, strong winds from the S by Sun morning).

Days 4–6 Weather Summary

Heavy rain (total 23mm), heaviest during Wed morning. Icy conditions (max 10°C on Wed afternoon, min 0°C on Mon morning). Winds increasing (calm on Tue morning, strong winds from the S by Wed afternoon).

Days 7–9 Weather Summary

Some drizzle, heaviest during Sat night. Freeze-thaw conditions (max 7°C on Sat afternoon, min 0°C on Thu morning). Winds decreasing (strong winds from the WNW on Thu night, calm by Sat morning).

Days 10–12 Weather Summary

Heavy rain (total 63mm), heaviest during Sun afternoon. Later becoming colder with a dusting of snow on Tue afternoon. Mild temperatures (max 8°C on Mon morning, min 1°C on Tue afternoon). Winds increasing (calm on Sun night, strong winds from the W by Tue night).

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
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
6:12PM0.25m
6:44PM0.27m
7:13PM0.27m
7:40PM0.26m
8:00PM0.24m
8:12PM0.21m
8:17PM0.19m
8:29PM0.17m
6:51AM0.19m
8:48PM0.16m
8:26AM0.15m
9:15PM0.17m
10:24AM0.14m
9:50PM0.20m
1:13PM0.15m
10:33PM0.23m
Low Tide
9:17AM0.04m
7:58PM0.25m
9:48AM0.04m
8:41PM0.26m
10:21AM0.03m
9:24PM0.26m
10:57AM0.03m
10:09PM0.25m
11:33AM0.02m
10:55PM0.22m
12:11PM0.01m
11:42PM0.19m
12:48PM0.01m
00:31AM0.15m
1:24PM0.02m
1:25AM0.11m
1:59PM0.04m
2:27AM0.08m
2:31PM0.07m
3:40AM0.05m
2:59PM0.11m
5:08AM0.03m
3:13PM0.15m
Wave
height (m) 
direction
period (s) 
1.1
NW
6
1.1
WSW
5
1.5
SW
6
2.5
WSW
7
2.5
WSW
8
2.2
WSW
8
2.2
WSW
8
1.7
WSW
8
1.8
NW
6
2.5
W
9
2.2
WNW
8
1.4
WNW
8
0.9
WNW
7
0.7
WNW
6
0.8
SW
5
1
S
4
2.5
SSW
7
3
WSW
9
3.5
WNW
10
3
WNW
9
2.5
WNW
8
1.5
WNW
7
1.1
NW
7
0.6
NW
6
0.6
W
6
0.6
W
6
0.4
NW
5
0.4
S
5
0.4
SSE
3
0.5
NNE
3
0.8
SW
6
0.8
W
6
1.4
WNW
6
2.5
W
8
3
W
9
3
W
9
cloud
light rain
part cloud
light rain
light rain
mod rain
heavy rain
mod rain
cloud
cloud
cloud
part cloud
part cloud
part cloud
light rain
heavy rain
mod rain
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
cloud
part cloud
light rain
mod rain
heavy rain
rain showers
cloud
light rain
mod rain
heavy rain
light snow
light snow
cloudy
light rain
some clouds
light rain
light rain
mod rain
heavy rain
mod rain
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
light rain
heavy rain
mod rain
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
clear
cloudy
some clouds
light rain
mod rain
heavy rain
rain shwrs
cloudy
light rain
mod rain
heavy rain
light snow
light snow
 km/h
5
SSW
25
SSE
30
S
40
SSW
35
SSW
35
SSW
45
S
15
NW
35
WNW
35
WNW
25
NW
5
WNW
10
SSE
5
ENE
15
SE
25
SSE
50
S
40
WNW
35
WNW
35
WNW
40
WNW
10
NW
5
S
10
SSE
0
N
10
NE
15
ENE
15
E
10
ESE
15
ENE
5
N
10
NNW
25
NW
30
WNW
35
WNW
30
W
 mm 
1
1
1
10
19
6
2
12
9
1
9
14
13
4
6
12
1
1
max°C
6
7
11
12
13
14
12
8
5
1
2
2
3
3
7
9
10
6
0
1
3
4
4
4
6
7
6
7
7
7
8
7
6
3
2
2
Moonrise
6:24
7:20
8:09
8:50
9:25
9:53
10:19
10:41
11:03
11:26
11:50
12:20
Moonset
3:08
3:58
4:57
6:00
7:07
8:13
9:20
10:27
11:36
12:46
2:01
Sunrise
6:58
6:58
6:58
7:00
7:00
7:01
7:01
7:01
7:01
7:01
7:03
7:03
Sunset
4:15
4:15
4:15
4:15
4:16
4:16
4:17
4:17
4:19
4:20
4:20
4:21
Today's sea temperature in Iwasaki is
13.7° C
(Statistics for 19 Dec 1981-2005 – mean: 11.6 max: 13.8 min: 9.7°C)
Issued (local time): 8 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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