Rongelap Sea Conditions and Tide Table

Rongelap 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 07:07 AM and sunset is at 06:36 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 27°C on Sat morning, min 25°C on Thu morning). Winds increasing (light winds from the NE on Thu morning, fresh winds from the ENE by Sat night).

Days 4–6 Weather Summary

Light rain (total 7mm), mostly falling on Tue night. Warm air temperatures (max 27°C on Sun morning, min 26°C on Sun morning). Mainly fresh winds.

Days 7–9 Weather Summary

Light rain (total 3mm), mostly falling on Wed night. Warm (max 27°C on Wed morning, min 26°C on Wed night). Mainly fresh winds.

Days 10–12 Weather Summary

Mostly dry. Warm (max 27°C on Mon afternoon, min 25°C on Sun night). Mainly fresh winds.

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
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
7:04AM0.84m
7:12PM1.12m
7:50AM0.83m
7:57PM1.04m
8:46AM0.82m
8:51PM0.94m
9:59AM0.83m
10:05PM0.84m
11:23AM0.88m
11:37PM0.78m
12:42PM0.98m
1:05AM0.78m
1:46PM1.11m
2:15AM0.82m
2:41PM1.23m
3:14AM0.87m
3:29PM1.34m
4:01AM0.94m
4:14PM1.41m
4:44AM0.98m
4:56PM1.43m
5:24AM1.01m
5:36PM1.41m
Low Tide
12:49PM0.09m
1:45AM0.03m
1:36PM0.17m
2:32AM0.08m
2:36PM0.25m
3:29AM0.13m
4:01PM0.30m
4:38AM0.16m
5:44PM0.28m
5:54AM0.15m
7:15PM0.18m
7:05AM0.10m
8:23PM0.04m
8:05AM0.03m
9:19PM-0.09m
8:59AM-0.04m
10:05PM-0.19m
9:46AM-0.10m
10:48PM-0.25m
10:30AM-0.14m
11:27PM-0.26m
11:11AM-0.14m
00:05AM-0.22m
Wave
height (m) 
direction
period (s) 
1.5
N
13
1.5
N
12
1.4
NNE
11
1.4
NNE
13
1.3
NNE
12
1.5
N
13
1.8
N
13
1.8
N
13
1.9
N
12
1.9
N
12
1.9
ENE
7
1.9
ENE
7
1.9
ENE
8
1.9
ENE
8
1.7
ENE
8
1.7
ENE
8
1.7
ENE
8
1.8
NNE
16
1.8
NNE
14
1.7
NNE
14
1.7
NNE
14
1.7
NNE
14
1.7
N
14
1.8
N
14
1.9
N
14
1.9
N
13
1.7
NNE
14
1.7
NNE
13
1.6
N
13
1.6
NNE
12
1.5
NNE
12
1.4
NNE
11
1.3
NNE
11
1.4
NNE
12
1.3
NNE
11
1.4
NE
11
part cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
rain showers
clear
clear
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
some clouds
some clouds
clear
some clouds
some clouds
some clouds
clear
clear
clear
clear
risk tstorm
risk tstorm
risk tstorm
clear
clear
clear
clear
rain shwrs
clear
clear
risk tstorm
risk tstorm
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
 km/h
15
NE
20
NE
25
NE
25
ENE
25
ENE
30
ENE
35
ENE
30
ENE
35
ENE
35
ENE
35
ENE
40
ENE
35
E
35
ENE
35
ENE
35
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
35
ENE
30
ENE
25
NE
25
NE
25
NE
25
NE
20
NNE
20
NE
20
NE
20
ENE
20
ENE
25
ENE
 mm 
1
2
1
3
1
2
max°C
25
25
25
26
26
26
27
27
27
27
27
26
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
26
26
26
26
26
26
26
27
27
Moonrise
10:53
11:33
12:12
12:52
1:35
2:22
3:14
4:14
5:19
6:26
7:32
8:34
Moonset
10:56
11:45
12:35
1:27
2:22
3:22
4:26
5:34
6:41
7:44
8:41
Sunrise
7:07
7:07
7:07
7:09
7:09
7:09
7:09
7:09
7:11
7:11
7:11
7:11
Sunset
6:36
6:36
6:37
6:37
6:37
6:37
6:38
6:39
6:39
6:40
6:40
6:42
Today's sea temperature in Rongelap is
28.0° C
(Statistics for 25 Dec 1981-2005 – mean: 27.8 max: 28.5 min: 27.0°C)
Issued (local time): 11 am Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest