Sirahama (Iriomote) Sea Conditions and Tide Table

Sirahama (Iriomote) 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 07:26 AM and sunset is at 06:04 PM.

Days 1–3 Weather Summary

Heavy rain (total 20mm), heaviest during Sun afternoon. Warm air temperatures (max 21°C on Sun morning, min 16°C on Fri morning). Winds decreasing (strong winds from the NE on Fri morning, calm by Sun afternoon).

Days 4–6 Weather Summary

Heavy rain (total 29mm), heaviest during Mon night. Warm air temperatures (max 23°C on Mon night, min 18°C on Tue night). Mainly severe gales.

Days 7–9 Weather Summary

Moderate rain (total 17mm), heaviest on Fri morning. Warm (max 20°C on Thu night, min 19°C on Thu morning). Mainly strong winds.

Days 10–12 Weather Summary

Heavy rain (total 20mm), heaviest during Sun afternoon. Very mild (max 19°C on Sun morning, min 15°C on Mon afternoon). Winds decreasing (near gales from the NNE on Sun afternoon, moderate winds from the NE by Tue night).

Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
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
12:51PM1.27m
00:27AM1.24m
1:24PM1.27m
1:38AM1.17m
2:00PM1.31m
2:57AM1.15m
2:41PM1.38m
4:12AM1.18m
3:29PM1.46m
5:18AM1.24m
4:20PM1.55m
6:16AM1.31m
5:12PM1.63m
7:08AM1.38m
6:05PM1.69m
7:57AM1.44m
6:56PM1.72m
8:43AM1.47m
7:46PM1.72m
9:28AM1.47m
8:34PM1.68m
10:10AM1.44m
9:21PM1.60m
Low Tide
6:04AM0.36m
6:29PM0.70m
6:45AM0.49m
7:29PM0.61m
7:29AM0.60m
8:31PM0.49m
8:19AM0.68m
9:32PM0.34m
9:16AM0.73m
10:29PM0.19m
10:14AM0.76m
11:24PM0.03m
11:11AM0.76m
00:15AM-0.10m
12:07PM0.74m
1:05AM-0.18m
1:00PM0.71m
1:53AM-0.22m
1:50PM0.69m
2:39AM-0.20m
2:39PM0.67m
3:24AM-0.12m
3:25PM0.65m
4:06AM-0.00m
Wave
height (m) 
direction
period (s) 
2.2
NNE
8
1.9
NE
10
1.5
NE
10
1.2
NE
9
1
NE
9
0.9
NE
7
0.8
ENE
7
0.8
ENE
7
0.9
E
7
1.1
E
7
1
E
7
1.7
ESE
9
1.8
ESE
9
4
N
9
3.5
NNE
8
2.4
NE
9
2
NE
9
1.7
ENE
9
1.3
ENE
8
1.3
ENE
8
1.3
ENE
8
1
E
8
1
ENE
8
1.1
NE
6
1.1
NE
7
1.3
NE
5
1.7
ENE
6
1.6
ENE
6
1.4
ENE
6
1.8
NNE
6
2
NNE
6
2.2
N
7
1.9
N
7
1.7
N
7
1.6
NNE
6
1.4
NE
9
light rain
light rain
part cloud
cloud
rain showers
rain showers
rain showers
rain showers
rain showers
light rain
rain showers
rain showers
rain showers
light rain
light rain
light rain
cloud
part cloud
part cloud
cloud
rain showers
rain showers
rain showers
rain showers
light rain
light rain
light rain
rain showers
light rain
light rain
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
some clouds
cloudy
rain shwrs
rain shwrs
rain shwrs
rain shwrs
rain shwrs
light rain
rain shwrs
rain shwrs
rain shwrs
light rain
light rain
light rain
cloudy
some clouds
some clouds
cloudy
rain shwrs
rain shwrs
rain shwrs
rain shwrs
light rain
light rain
light rain
rain shwrs
light rain
light rain
cloudy
cloudy
light rain
light rain
light rain
light rain
 km/h
45
NE
40
NE
30
ENE
30
E
25
ESE
25
ESE
15
ESE
5
SSE
15
ESE
20
NE
20
ENE
35
E
30
NNW
80
N
65
NNE
50
NNE
45
NNE
35
NE
35
NE
35
NE
35
NE
30
NE
30
NNE
35
NE
35
NE
40
NE
45
ENE
45
ENE
40
ENE
50
NNE
50
NNE
50
NNE
40
NNE
40
NNE
40
NNE
30
NE
 mm 
2
1
1
4
3
4
5
1
2
16
3
1
4
2
1
3
1
2
3
3
4
4
4
2
4
2
2
2
max°C
16
16
18
19
20
20
21
21
20
21
21
23
22
19
19
19
19
19
19
19
20
20
20
20
19
19
20
19
19
17
17
15
15
15
15
16
Moonrise
11:37
12:09
12:42
1:18
1:59
2:47
3:42
4:46
5:55
7:05
8:13
9:16
Moonset
11:40
12:37
1:37
2:40
3:47
4:57
6:08
7:14
8:13
9:04
9:46
Sunrise
7:26
7:26
7:26
7:26
7:26
7:28
7:28
7:28
7:28
7:28
7:28
7:28
Sunset
6:04
6:04
6:05
6:05
6:06
6:07
6:07
6:07
6:08
6:08
6:09
6:10
Today's sea temperature in Sirahama (Iriomote) is
24.7° C
(Statistics for 26 Dec 1981-2005 – mean: 24.0 max: 25.2 min: 22.8°C)
Issued (local time): 2 am Friday 26 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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