Iwanai Sea Conditions and Tide Table

Iwanai 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 06:52 AM and sunset is at 04:02 PM.

Days 1–3 Weather Summary

Light rain (total 5mm), mostly falling on Sat night. Icy conditions (max 7°C on Sun afternoon, min -1°C on Fri morning). Winds decreasing (strong winds from the W on Fri afternoon, calm by Sun night).

Days 4–6 Weather Summary

A light covering of new snow, mostly falling on Mon afternoon. Becoming milder with moderate rain (total 12mm) heaviest on Wed night. Icy conditions (max 4°C on Mon morning, min -2°C on Wed night). Winds increasing (calm on Mon morning, fresh winds from the WNW by Tue night).

Days 7–9 Weather Summary

A moderate fall of snow, heaviest on Thu night. Temperatures will be below freezing (max -1°C on Sat morning, min -9°C on Sat night). Winds decreasing (fresh winds from the WNW on Thu night, calm by Sat afternoon).

Days 10–12 Weather Summary

Heavy rain (total 20mm), mainly falling on Tue afternoon. Becoming colder with a light covering of snow, mostly falling on Tue night. Freeze-thaw conditions (max 5°C on Tue morning, min -3°C on Mon night). Wind will be generally light.

Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
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
5:31PM0.29m
2:16AM0.28m
6:15PM0.29m
6:56PM0.28m
7:35PM0.27m
8:11PM0.26m
8:45PM0.25m
6:24AM0.23m
9:15PM0.24m
7:45AM0.22m
9:44PM0.23m
9:29AM0.20m
10:12PM0.23m
11:25AM0.20m
10:40PM0.23m
1:11PM0.21m
11:09PM0.23m
2:33PM0.23m
11:41PM0.23m
Low Tide
9:33AM-0.01m
10:11PM0.24m
10:15AM-0.02m
10:48PM0.24m
10:56AM-0.02m
11:26PM0.23m
11:38AM-0.01m
00:07AM0.23m
12:21PM0.01m
00:54AM0.21m
1:05PM0.03m
1:48AM0.19m
1:52PM0.06m
2:50AM0.17m
2:42PM0.09m
3:55AM0.14m
3:39PM0.12m
4:58AM0.11m
4:43PM0.15m
5:55AM0.08m
5:55PM0.18m
6:47AM0.04m
7:06PM0.20m
Wave
height (m) 
direction
period (s) 
cloud
cloud
cloud
cloud
cloud
light rain
rain showers
part cloud
rain showers
cloud
light snow
light snow
light snow
cloud
part cloud
part cloud
cloud
light snow
cloud
cloud
light snow
light snow
light snow
light snow
cloud
cloud
cloud
light snow
light snow
cloud
cloud
part cloud
light rain
light rain
mod rain
light snow
cloudy
cloudy
cloudy
cloudy
cloudy
light rain
rain shwrs
some clouds
rain shwrs
cloudy
light snow
light snow
light snow
cloudy
some clouds
some clouds
cloudy
light snow
cloudy
cloudy
light snow
light snow
light snow
light snow
cloudy
cloudy
cloudy
light snow
light snow
cloudy
cloudy
some clouds
light rain
light rain
mod rain
light snow
 km/h
30
WNW
35
W
40
W
25
WSW
15
SW
5
SSE
10
SE
15
SW
10
SW
5
SE
20
NW
25
WNW
25
W
25
W
30
W
15
WSW
25
WSW
25
WNW
25
WNW
25
WNW
30
WNW
30
NW
25
NW
15
NW
5
N
0
SW
10
ESE
15
E
5
E
20
NNW
15
WNW
15
W
15
ESE
10
SSE
10
SE
10
SE
 mm 
1
1
3
4
1
7
3
3
10
4
max°C
0
0
4
6
6
6
6
7
5
4
2
2
-1
-1
0
3
4
3
-2
-3
-4
-5
-4
-3
-1
-1
-5
1
2
1
2
1
2
5
4
4
Moonrise
3:49
4:55
6:11
7:30
8:47
9:59
11:07
12:12
1:15
2:19
3:22
Moonset
7:16
8:29
9:28
10:13
10:47
11:13
11:34
11:53
12:11
12:30
12:50
1:12
Sunrise
6:52
6:52
6:54
6:54
6:56
6:56
6:58
6:58
6:58
7:00
7:01
7:01
Sunset
4:02
4:02
4:02
4:02
4:02
4:02
4:02
4:02
4:02
4:02
4:02
4:04
Today's sea temperature in Iwanai is
11.3° C
(Statistics for 05 Dec 1981-2005 – mean: 10.1 max: 12.7 min: 8.1°C)
Issued (local time): 8 am Friday 05 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest