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 —.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 23°C on Tue night, min 20°C on Wed night). Winds decreasing (fresh winds from the ENE on Thu morning, light winds from the ESE by Fri afternoon).

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 23°C on Sat afternoon, min 22°C on Fri night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 24°C on Wed morning, min 22°C on Mon night). Wind will be generally light.

Days 11–13 Weather Summary

Some drizzle, heaviest during Sun night. Warm (max 25°C on Sat night, min 23°C on Thu night). Mainly strong winds.

Wednesday
8
Thursday
9
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
Thu
23
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
High Tide
10:37PM0.81m
8:50AM0.87m
11:54PM0.77m
9:20AM0.81m
1:44AM0.77m
10:05AM0.74m
3:11AM0.81m
12:32PM0.68m
3:57AM0.85m
2:52PM0.70m
4:29AM0.88m
4:09PM0.77m
4:57AM0.91m
5:03PM0.84m
5:23AM0.94m
5:48PM0.90m
5:48AM0.96m
6:30PM0.94m
6:12AM0.97m
7:10PM0.96m
6:37AM0.97m
7:50PM0.96m
7:01AM0.97m
8:31PM0.94m
7:27AM0.96m
9:16PM0.91m
7:53AM0.93m
10:07PM0.87m
8:20AM0.89m
Low Tide
3:28AM0.61m
4:18PM0.18m
4:19AM0.67m
5:19PM0.24m
6:23AM0.71m
6:44PM0.29m
9:17AM0.65m
8:16PM0.31m
10:07AM0.56m
9:28PM0.30m
10:40AM0.47m
10:22PM0.30m
11:10AM0.37m
11:06PM0.30m
11:40AM0.28m
11:44PM0.32m
12:10PM0.20m
00:19AM0.36m
12:41PM0.13m
00:52AM0.40m
1:13PM0.09m
1:24AM0.45m
1:46PM0.06m
1:56AM0.51m
2:21PM0.07m
2:29AM0.57m
2:59PM0.10m
3:07AM0.63m
Wave
height (m) 
direction
period (s) 
1.5
E
9
1.4
E
9
1.4
E
9
1.8
E
9
2.1
NNE
10
2.4
NNE
9
2.1
NE
9
1.6
ENE
9
1.6
E
9
1.5
E
9
1.4
E
9
1.3
ESE
9
1.4
ESE
10
1.5
ESE
10
1.5
ESE
10
1.6
ESE
10
1.6
ESE
10
1.5
ESE
10
1.5
ESE
9
1.5
ESE
9
1.6
ESE
9
1.8
SE
10
2
S
13
2
S
13
2.2
SSW
13
2.2
SSW
14
2.4
SSW
14
2.5
SSW
15
2.5
SSW
14
2.5
SW
14
3
SW
15
3
SW
15
3
SW
15
3.5
WSW
16
3.5
WSW
15
4
WSW
15
4.5
WSW
14
4
W
13
3.5
WNW
12
3
NW
12
2.5
NNW
12
2.2
NNW
11
1.8
NNW
10
1.6
NNW
9
1.4
NNW
9
1.1
N
9
0.9
NNE
9
clear
clear
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
some clouds
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
risk tstorm
risk tstorm
clear
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
 km/h
20
SSW
20
SW
20
WNW
30
NE
30
ENE
35
ENE
25
E
15
ESE
15
ESE
15
ESE
10
ESE
10
ESE
15
ENE
10
ENE
20
NE
25
E
20
E
20
E
25
E
20
E
20
E
20
E
20
E
20
ENE
25
ESE
25
ESE
25
ESE
20
SE
25
SE
25
SE
20
SE
25
SE
20
SE
30
SE
35
SE
35
SSE
40
S
25
WSW
20
WSW
25
W
20
WNW
20
WNW
15
WNW
10
WSW
15
W
5
WSW
10
NW
 mm 
4
1
max°C
23
23
23
21
22
22
22
22
23
22
22
23
22
22
23
22
22
23
22
23
23
23
24
24
24
23
23
23
23
23
23
23
24
25
24
25
25
24
24
23
23
23
23
23
24
24
24
Moonrise
10:38
11:30
12:18
1:02
1:42
2:19
2:53
3:27
4:01
4:36
5:16
6:01
6:53
7:52
8:57
10:04
Moonset
9:04
9:57
10:52
11:49
12:47
1:44
2:42
3:41
4:42
5:46
6:54
8:04
9:15
10:22
11:23
Sunrise
5:20
5:18
5:18
5:16
5:16
5:15
5:13
5:13
5:11
5:11
5:09
5:09
5:09
5:07
5:07
5:05
Sunset
5:52
5:53
5:53
5:53
5:54
5:54
5:55
5:55
5:57
5:57
5:58
5:58
5:58
5:59
5:59
Today's sea temperature in Nisi (Io Sima) is
22.5° C
(Statistics for 07 Apr 1981-2005 – mean: 24.3 max: 26.2 min: 22.6°C)
Issued (local time): 8 pm Tuesday 07 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest