Nisi (Io Sima) Sea Conditions and Tide Table

Nisi (Io Sima) 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 — and sunset is at 06:15 PM.

Days 1–4 Weather Summary

Light rain (total 8mm), mostly falling on Mon afternoon. Warm air temperatures (max 26°C on Tue afternoon, min 22°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

Heavy rain (total 25mm), heaviest during Sat afternoon. Warm air temperatures (max 27°C on Wed night, min 25°C on Fri night). Winds increasing (light winds from the SSE on Wed night, fresh winds from the SSE by Sat afternoon).

Days 8–10 Weather Summary

Heavy rain (total 83mm), heaviest during Mon night. Warm (max 27°C on Sat night, min 22°C on Tue afternoon). Winds decreasing (near gales from the S on Sun night, light winds from the WNW by Mon night).

Days 11–13 Weather Summary

Moderate rain (total 17mm), heaviest on Thu afternoon. Warm (max 27°C on Thu afternoon, min 23°C on Tue night). Wind will be generally light.

Days 14–17 Weather Summary

Moderate rain (total 14mm), heaviest on Sat night. Warm (max 28°C on Sat night, min 26°C on Fri night). Winds increasing (calm on Sat morning, strong winds from the SW by Sat night).

Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
Tue
9
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
Wave Height Map
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High Tide
1:36AM0.91m
1:24PM0.70m
2:22AM0.92m
3:06PM0.74m
3:03AM0.93m
4:20PM0.81m
3:40AM0.95m
5:16PM0.87m
4:14AM0.97m
6:04PM0.93m
6:49PM0.97m
7:31PM0.99m
8:12PM1.01m
6:28AM0.99m
8:54PM1.01m
7:04AM0.97m
9:35PM1.00m
7:43AM0.94m
10:17PM0.98m
8:27AM0.89m
11:02PM0.97m
9:21AM0.83m
11:47PM0.95m
10:32AM0.77m
00:34AM0.94m
Low Tide
6:09PM0.38m
8:19AM0.55m
7:23PM0.45m
9:13AM0.45m
8:35PM0.50m
9:57AM0.35m
9:37PM0.54m
10:36AM0.26m
10:31PM0.57m
11:13AM0.18m
11:18PM0.60m
11:49AM0.11m
00:01AM0.62m
12:26PM0.07m
00:42AM0.65m
1:02PM0.04m
1:23AM0.67m
1:39PM0.05m
2:04AM0.68m
2:17PM0.08m
2:50AM0.69m
2:56PM0.12m
3:42AM0.68m
3:38PM0.19m
4:42AM0.67m
4:23PM0.28m
5:54AM0.63m
5:14PM0.36m
7:09AM0.57m
Wave
Height (m)
Direction
Period (s)
1.2
NE
10
1.2
NE
9
1.2
NE
9
1.2
NE
10
1.3
NE
12
1.3
NE
12
1.2
NE
11
1.2
NE
11
1.1
NE
11
1.1
NE
11
1.1
NE
10
1.2
ENE
10
1.2
ENE
10
1.5
ESE
11
2.2
S
14
2.5
S
13
3.5
SSW
14
3.5
SSW
14
3.5
SW
13
4
SW
14
4
SW
14
4
WSW
13
5
WSW
13
4.5
WSW
12
3.5
W
10
3.5
NW
12
3.5
NNW
13
2.5
NNW
12
2.2
NNW
11
1.9
N
10
1.7
N
9
1.6
N
9
2.2
SSW
9
2.5
SW
11
3
SSW
12
2.5
S
11
2.4
S
10
2.2
SSE
9
2.1
SE
9
2
ESE
9
4
W
14
4
W
12
3.5
W
11
3
W
10
2.3
W
9
1.9
W
8
1.6
WNW
8
cloud
cloud
light rain
mod rain
part cloud
clear
clear
clear
clear
thunderstorm
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
rain showers
heavy rain
heavy rain
rain showers
clear
clear
part cloud
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
rain showers
clear
part cloud
rain showers
thunderstorm
part cloud
part cloud
part cloud
part cloud
rain showers
thunderstorm
cloudy
cloudy
light rain
mod rain
some clouds
clear
clear
clear
clear
risk tstorm
clear
clear
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
some clouds
risk tstorm
rain shwrs
heavy rain
heavy rain
rain shwrs
clear
clear
some clouds
rain shwrs
risk tstorm
risk tstorm
risk tstorm
risk tstorm
rain shwrs
clear
some clouds
rain shwrs
risk tstorm
some clouds
some clouds
some clouds
some clouds
rain shwrs
risk tstorm
km/h
5
SSW
15
E
5
SSE
15
S
20
S
15
SSE
20
SE
15
SE
15
SE
10
SSE
15
SE
15
SE
20
SE
25
SE
25
SSE
30
SSE
25
SE
35
SSE
30
SSE
40
SSE
45
SSE
50
SSE
55
S
50
SSW
25
SSW
15
NNW
20
N
25
N
15
NNW
15
N
10
ENE
20
E
20
ESE
15
SE
20
ENE
25
ENE
20
ENE
15
ENE
5
S
30
S
45
SW
35
WSW
40
WSW
25
WSW
20
WSW
10
SW
15
S
2
6
1
1
4
6
2
11
2
4
2
1
5
44
11
14
1
2
5
6
2
1
3
3
2
1
4
max °C
25
24
25
23
25
26
26
26
26
27
26
27
26
27
27
26
27
27
27
27
27
27
27
26
25
23
22
23
24
24
24
25
27
27
27
27
26
27
27
28
27
27
26
26
26
26
27
Moonrise
12:59
1:53
2:46
3:40
4:34
5:29
6:25
7:18
8:09
8:55
9:37
10:15
10:49
11:22
11:53
Moonset
12:45
1:16
1:47
2:18
2:52
3:29
4:10
4:55
5:46
6:39
7:34
8:30
9:25
10:20
11:15
12:11
Sunrise
4:47
4:46
4:46
4:46
4:46
4:45
4:45
4:45
4:45
4:45
4:45
4:45
4:45
4:43
4:43
4:43
Sunset
6:15
6:15
6:15
6:16
6:16
6:17
6:17
6:19
6:19
6:20
6:20
6:20
6:21
6:21
6:22
6:22
Today's sea temperature in Nisi (Io Sima) is
25.8° C
(Statistics for 24 May 1981-2005 – mean: 26.4 max: 28.7 min: 24.2°C)
Issued (local time): 8 pm Sunday 24 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest