Nonopapa, Niihau Island Sea Conditions and Tide Table

Nonopapa, Niihau Island 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 06:05 PM.

Days 1–4 Weather Summary

Light rain (total 3mm), mostly falling on Sat night. Warm air temperatures (max 24°C on Thu afternoon, min 23°C on Thu night). Winds decreasing (fresh winds from the ESE on Thu afternoon, light winds from the S by Sun morning).

Days 5–7 Weather Summary

Light rain (total 3mm), mostly falling on Sun afternoon. Warm air temperatures (max 24°C on Sun afternoon, min 23°C on Sun night). Wind will be generally light.

Days 8–10 Weather Summary

Some drizzle, heaviest during Wed afternoon. Warm (max 24°C on Wed afternoon, min 23°C on Wed night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Mon night. Warm (max 24°C on Sat afternoon, min 20°C on Mon night). Winds increasing (calm on Sat afternoon, strong winds from the N by Mon night).

Thu
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tue
6
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
8:53PM0.20m
7:57AM0.38m
10:13PM0.26m
8:43AM0.32m
11:17PM0.34m
9:37AM0.26m
00:11AM0.42m
10:44AM0.20m
00:59AM0.49m
11:57AM0.16m
1:46AM0.55m
1:04PM0.13m
2:30AM0.59m
2:08PM0.12m
3:16AM0.61m
3:02PM0.12m
3:59AM0.61m
3:52PM0.13m
4:42AM0.59m
4:44PM0.15m
5:23AM0.55m
5:38PM0.17m
6:01AM0.50m
Low Tide
2:54PM0.02m
1:13AM0.13m
3:28PM0.00m
3:02AM0.18m
4:02PM-0.01m
5:12AM0.19m
4:40PM-0.03m
7:03AM0.15m
5:20PM-0.05m
8:21AM0.10m
6:05PM-0.07m
9:18AM0.06m
6:52PM-0.08m
10:04AM0.02m
7:40PM-0.09m
10:46AM0.01m
8:29PM-0.09m
11:26AM-0.00m
9:17PM-0.08m
12:05PM-0.00m
10:04PM-0.05m
12:43PM-0.00m
10:52PM-0.01m
Wave
height (m) 
direction
period (s) 
1.5
NNE
10
1.5
N
11
1.5
NNW
10
1.4
N
11
1.3
N
10
1.3
E
9
1.4
WNW
12
1.4
WNW
13
1.4
WNW
12
1.4
NW
12
1.8
NW
12
2.1
NW
11
2.1
NNW
14
2
NNW
14
2
NNW
14
2.1
NNW
15
2.1
NNW
14
1.8
NNW
14
1.7
N
14
1.6
N
13
1.4
NNW
12
1.4
NNW
12
1.5
NNW
12
1.4
NNW
12
1.3
WNW
13
1.4
NW
13
1.4
NW
13
1.3
NW
12
1.3
NW
12
1.3
NW
11
1.2
NW
11
1.1
NW
10
1.2
NW
10
1.4
NW
15
2
NNW
8
1.7
NNW
9
part cloud
clear
clear
clear
clear
part cloud
part cloud
rain showers
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
thunderstorm
thunderstorm
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
rain showers
clear
some clouds
clear
clear
clear
clear
some clouds
some clouds
rain shwrs
risk tstorm
risk tstorm
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
clear
risk tstorm
risk tstorm
clear
clear
some clouds
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
rain shwrs
clear
 km/h
30
ESE
25
ESE
25
ESE
20
SE
20
SSE
20
SSE
10
S
15
SSW
10
SSE
10
SSE
5
ESE
10
E
10
E
10
ESE
15
E
10
E
20
ESE
20
ESE
15
ENE
20
E
5
ENE
15
E
20
E
20
ENE
15
ESE
20
SE
5
E
10
N
10
NNE
20
NNE
25
N
15
NNE
30
N
35
NNW
35
N
15
NE
 mm 
1
2
1
2
1
2
max°C
24
24
23
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
23
24
24
23
24
24
23
24
24
23
23
23
23
23
21
21
Moonrise
11:58
12:32
1:09
1:50
2:37
3:32
4:35
5:43
6:52
7:59
9:02
Moonset
11:25
12:21
1:18
2:19
3:24
4:32
5:42
6:50
7:52
8:45
9:30
10:09
Sunrise
7:16
7:16
7:18
7:18
7:18
7:18
7:18
7:18
7:20
7:20
7:20
7:20
Sunset
6:05
6:05
6:06
6:06
6:07
6:07
6:07
6:08
6:08
6:09
6:10
6:10
Today's sea temperature in Nonopapa, Niihau Island is
25.7° C
(Statistics for 25 Dec 1981-2005 – mean: 25.0 max: 26.3 min: 24.2°C)
Issued (local time): 1 pm Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest