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 07:05 AM and sunset is at 04:05 PM.

Days 1–3 Weather Summary

Light rain (total 3mm) at first, then becoming colder with a dusting of snow on Sun afternoon. Icy conditions (max 3°C on Sun morning, min -3°C on Tue morning). Wind will be generally light.

Days 4–6 Weather Summary

Mild at first with light rain (total 8mm) on Wed night followed by colder weather and light fall of snow, heaviest on Fri afternoon. Icy conditions (max 5°C on Wed night, min -7°C on Fri afternoon). Wind will be generally light.

Days 7–9 Weather Summary

A light covering of new snow, mostly falling on Sat morning. Freeze-thaw conditions (max 2°C on Mon morning, min -6°C on Sat morning). Winds decreasing (fresh winds from the W on Sat night, light winds from the SW by Sun night).

Days 10–12 Weather Summary

Mild with heavy rain (total 21mm), heaviest during Wed morning. Becoming colder with a moderate fall of snow, heaviest on Thu night. Freeze-thaw conditions (max 6°C on Tue night, min -7°C on Thu night). Winds increasing (calm on Tue afternoon, strong winds from the W by Fri morning).

Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
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
6:30PM0.26m
7:03PM0.25m
7:34PM0.24m
8:02PM0.23m
6:02AM0.22m
8:28PM0.22m
7:12AM0.20m
8:52PM0.21m
8:38AM0.18m
9:16PM0.21m
10:24AM0.18m
9:42PM0.21m
12:22PM0.18m
10:10PM0.21m
2:06PM0.20m
10:43PM0.21m
3:20PM0.21m
11:23PM0.22m
4:15PM0.23m
00:09AM0.22m
Low Tide
10:30AM-0.05m
11:01PM0.21m
11:12AM-0.04m
11:40PM0.20m
11:53AM-0.02m
00:22AM0.18m
12:35PM-0.00m
1:09AM0.16m
1:17PM0.03m
2:01AM0.14m
2:00PM0.06m
2:59AM0.11m
2:46PM0.09m
4:01AM0.08m
3:38PM0.13m
5:03AM0.05m
4:40PM0.15m
6:02AM0.02m
5:57PM0.18m
6:57AM-0.01m
7:17PM0.19m
7:48AM-0.03m
8:23PM0.20m
Wave
height (m) 
direction
period (s) 
light rain
light snow
cloud
light snow
part cloud
part cloud
part cloud
clear
cloud
light rain
light rain
rain showers
part cloud
part cloud
cloud
light snow
light snow
light snow
light snow
light snow
light snow
cloud
cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
heavy rain
mod rain
light snow
cloud
light snow
light snow
mod snow
light rain
light snow
cloudy
light snow
some clouds
some clouds
some clouds
clear
cloudy
light rain
light rain
rain shwrs
some clouds
some clouds
cloudy
light snow
light snow
light snow
light snow
light snow
light snow
cloudy
cloudy
some clouds
some clouds
clear
some clouds
cloudy
cloudy
heavy rain
mod rain
light snow
cloudy
light snow
light snow
mod snow
 km/h
5
N
20
NW
25
WNW
15
NW
15
NW
5
W
10
SE
5
SE
15
ESE
10
ESE
15
ESE
20
W
10
WNW
10
NW
5
NNW
15
NW
15
NW
20
W
30
W
25
W
20
W
25
W
25
W
5
SW
10
SE
10
SE
10
ESE
15
ESE
5
SSW
10
SE
5
WSW
10
WNW
10
WNW
15
NW
20
NW
30
W
 mm 
2
1
2
2
4
14
7
max°C
3
2
0
-1
-1
-1
0
0
1
4
4
5
0
-1
-2
-3
-5
-7
-6
-6
-4
-1
-1
-1
2
2
-1
5
5
6
4
1
0
-2
-3
-4
Moonrise
8:17
8:57
9:30
9:57
10:20
10:41
11:01
11:21
11:44
12:11
12:46
1:31
Moonset
4:44
5:49
6:57
8:06
9:14
10:24
11:34
12:47
2:04
3:24
4:46
Sunrise
7:05
7:05
7:05
7:05
7:07
7:07
7:07
7:07
7:07
7:07
7:07
7:09
Sunset
4:05
4:06
4:06
4:07
4:07
4:07
4:08
4:08
4:09
4:10
4:12
4:13
Today's sea temperature in Iwanai is
8.5° C
(Statistics for 21 Dec 1981-2005 – mean: 8.5 max: 10.7 min: 6.2°C)
Issued (local time): 2 am Sunday 21 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest