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 04:52 AM and sunset is at 06:27 PM.

Days 1–3 Weather Summary

Light rain (total 6mm), mostly falling on Sat night. Warm air temperatures (max 29°C on Fri morning, min 28°C on Fri night). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 19mm), heaviest on Mon night. Warm air temperatures (max 29°C on Mon afternoon, min 25°C on Mon night). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 10mm), heaviest on Sat night. Warm (max 30°C on Sat afternoon, min 28°C on Thu night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 26mm), heaviest during Tue morning. Warm (max 30°C on Tue morning, min 29°C on Sun morning). Winds increasing (light winds from the ESE on Mon night, strong winds from the SW by Tue night).

Days 13–16 Weather Summary

Heavy rain (total 25mm), heaviest during Sat night. Warm (max 29°C on Wed morning, min 29°C on Wed morning). Winds decreasing (near gales from the SW on Thu night, fresh winds from the WSW by Sat morning).

Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Sat
25
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
PM
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
4:53PM0.87m
2:31AM0.98m
5:51PM0.94m
3:28AM0.99m
6:33PM1.00m
7:09PM1.05m
7:42PM1.09m
8:12PM1.10m
6:45AM1.04m
8:41PM1.11m
7:29AM1.03m
9:10PM1.11m
8:13AM1.01m
9:38PM1.10m
8:59AM0.97m
10:07PM1.08m
9:50AM0.92m
10:37PM1.06m
10:50AM0.87m
11:09PM1.04m
12:10PM0.82m
11:45PM1.02m
2:08PM0.81m
00:30AM1.00m
Low Tide
9:21AM0.35m
9:02PM0.78m
10:16AM0.28m
10:27PM0.80m
11:04AM0.22m
11:29PM0.79m
11:47AM0.17m
00:18AM0.76m
12:27PM0.14m
00:59AM0.73m
1:04PM0.13m
1:38AM0.70m
1:40PM0.15m
2:15AM0.66m
2:15PM0.19m
2:53AM0.62m
2:49PM0.26m
3:33AM0.58m
3:23PM0.34m
4:16AM0.55m
3:58PM0.43m
5:05AM0.52m
4:33PM0.53m
6:04AM0.49m
5:12PM0.64m
7:13AM0.46m
6:06PM0.74m
8:27AM0.41m
Wave
Height (m)
Direction
Period (s)
4
SW
15
4
SW
15
3.5
SW
14
3.5
WSW
14
3
WSW
14
3
WSW
15
2.5
WSW
14
2.4
WSW
13
2.1
WSW
12
1.9
WSW
12
1.8
W
13
1.6
W
12
1.4
WSW
10
1.3
WSW
9
1.2
WSW
9
1.1
SW
9
1.1
SW
8
1.1
SSE
8
1.5
ESE
8
1.5
ESE
8
1.5
ESE
8
1.3
ESE
8
1.2
ESE
8
1.2
ESE
8
1.2
ESE
8
1.3
S
8
2.1
SW
11
2.1
SW
10
2.4
SW
10
2.5
SSW
9
2.5
SW
9
2.5
S
9
2.3
S
9
2.5
S
10
3
SW
11
3.5
SSW
11
3.5
SSW
10
3.5
SW
11
3.5
SW
11
3.5
SW
11
4
WSW
12
5
WSW
12
5
WSW
12
4
WSW
11
3.5
WSW
10
3
WSW
10
2.5
WSW
10
clear
clear
clear
clear
part cloud
rain showers
part cloud
clear
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
cloud
rain showers
thunderstorm
clear
clear
clear
clear
clear
clear
clear
rain showers
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
some clouds
rain shwrs
some clouds
clear
risk tstorm
some clouds
risk tstorm
risk tstorm
risk tstorm
cloudy
rain shwrs
risk tstorm
clear
clear
clear
clear
clear
clear
clear
rain shwrs
risk tstorm
clear
risk tstorm
risk tstorm
risk tstorm
some clouds
risk tstorm
risk tstorm
risk tstorm
risk tstorm
some clouds
risk tstorm
risk tstorm
some clouds
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
km/h
10
SSE
5
SE
5
SW
5
N
15
N
10
NNE
15
NNE
15
NNE
15
ENE
15
NE
10
NE
10
NNE
20
N
10
WSW
15
S
15
SSW
20
SSW
15
SSW
20
SSW
20
SW
10
S
5
SSW
15
NNE
20
NE
20
ESE
15
E
15
E
30
NE
35
ENE
35
ENE
45
NE
40
ENE
15
ENE
30
S
35
SSW
45
SW
40
SW
40
SW
40
SW
45
SW
45
SW
60
SW
50
WSW
45
WSW
35
WSW
30
WSW
35
WSW
 mm
3
3
2
13
2
1
1
2
1
7
3
4
2
1
4
6
6
1
2
1
2
5
2
2
3
2
2
max °C
29
29
29
29
29
29
28
29
28
28
29
29
25
27
27
28
29
29
29
29
29
29
29
29
29
30
30
29
29
29
29
29
29
30
30
29
29
29
29
29
29
29
29
29
29
29
29
Moonrise
12:14
1:02
1:58
3:02
4:13
5:24
6:34
7:39
8:40
9:37
10:33
11:28
12:23
1:18
2:13
3:08
Moonset
2:06
3:16
4:26
5:32
6:30
7:21
8:04
8:41
9:15
9:47
10:19
10:52
11:27
12:06
12:49
Sunrise
4:52
4:52
4:52
4:52
4:52
4:54
4:54
4:54
4:54
4:56
4:56
4:56
4:56
4:58
4:58
4:58
Sunset
6:27
6:27
6:27
6:27
6:27
6:25
6:25
6:25
6:25
6:24
6:24
6:24
6:23
6:23
6:22
6:22
Today's sea temperature in Nisi (Io Sima) is
30.4° C
(Statistics for 10 Jul 1981-2005 – mean: 29.0 max: 30.3 min: 27.1°C)
Issued (local time): 2 am Friday 10 Jul 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest