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 06:56 AM and sunset is at 06:27 PM.

Days 1–3 Weather Summary

Light rain (total 9mm), mostly falling on Fri afternoon. Warm air temperatures (max 27°C on Fri morning, min 26°C on Fri night). Winds decreasing (strong winds from the ENE on Fri night, light winds from the NE by Sun night).

Days 4–6 Weather Summary

Light rain (total 7mm), mostly falling on Mon morning. Warm air temperatures (max 27°C on Mon morning, min 26°C on Mon night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 2mm), mostly falling on Thu morning. Warm (max 27°C on Thu morning, min 27°C on Thu morning). Wind will be generally light.

Days 10–12 Weather Summary

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

Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
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
4:13PM1.44m
4:40AM0.98m
4:55PM1.42m
5:23AM0.93m
5:38PM1.36m
6:07AM0.87m
6:22PM1.26m
6:54AM0.80m
7:08PM1.13m
7:46AM0.74m
7:58PM1.00m
8:50AM0.70m
8:58PM0.87m
10:11AM0.69m
10:13PM0.78m
11:36AM0.74m
11:37PM0.73m
12:42PM0.83m
00:48AM0.73m
1:30PM0.91m
1:43AM0.74m
2:08PM1.00m
2:27AM0.77m
Low Tide
9:46AM-0.19m
10:45PM-0.27m
10:27AM-0.17m
11:29PM-0.24m
11:08AM-0.12m
00:15AM-0.17m
11:51AM-0.04m
1:01AM-0.08m
12:35PM0.06m
1:50AM0.03m
1:24PM0.18m
2:46AM0.12m
2:27PM0.29m
3:49AM0.19m
3:55PM0.37m
4:59AM0.22m
5:40PM0.37m
6:03AM0.21m
7:01PM0.31m
6:55AM0.18m
7:57PM0.22m
7:38AM0.13m
8:38PM0.12m
Wave
height (m) 
direction
period (s) 
2
NNE
9
2.1
NE
9
2.5
NE
9
3
NE
9
2.5
NE
9
2.5
NE
9
2.3
NE
10
2.2
NE
9
1.9
NE
10
1.8
NNE
11
1.7
N
13
1.5
N
12
1.4
NNE
11
1.3
NNE
10
1.1
N
12
1.1
NE
11
1.2
N
13
1.4
N
12
1.4
N
11
1.3
NNE
11
1.4
NNE
10
1.3
NNE
11
1.3
NNE
10
1.2
NNE
10
1.1
NE
10
1.1
NE
9
1.1
NE
9
1.1
NE
9
1.1
NE
9
1.2
NE
9
1.2
NE
9
1.2
NE
9
1.3
NE
9
1.6
NNW
14
1.6
NNW
14
1.7
N
14
part cloud
rain showers
thunderstorm
clear
clear
rain showers
clear
rain showers
rain showers
rain showers
rain showers
part cloud
part cloud
clear
part cloud
clear
part cloud
thunderstorm
thunderstorm
clear
part cloud
thunderstorm
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
thunderstorm
thunderstorm
part cloud
clear
some clouds
rain shwrs
risk tstorm
clear
clear
rain shwrs
clear
rain shwrs
rain shwrs
rain shwrs
rain shwrs
some clouds
some clouds
clear
some clouds
clear
some clouds
risk tstorm
risk tstorm
clear
some clouds
risk tstorm
some clouds
some clouds
clear
clear
clear
clear
clear
clear
some clouds
clear
risk tstorm
risk tstorm
some clouds
clear
 km/h
30
E
30
ENE
45
ENE
45
ENE
40
ENE
45
ENE
35
ENE
30
ENE
20
ENE
15
ENE
15
E
15
SE
25
SE
15
SE
15
ESE
20
E
20
E
25
ENE
25
E
25
E
25
E
20
ENE
20
E
20
ENE
20
ENE
15
E
20
ENE
20
ENE
20
NE
25
NE
30
NE
25
ENE
25
ENE
25
ENE
25
ENE
20
E
 mm 
2
4
1
1
1
5
1
1
1
1
1
2
max°C
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
Moonrise
6:36
7:44
8:51
9:54
10:52
11:44
12:33
1:20
2:05
2:50
3:37
Moonset
6:50
7:59
9:05
10:04
10:56
11:41
12:22
1:00
1:35
2:11
2:48
3:27
Sunrise
6:56
6:56
6:58
6:58
6:58
6:58
7:00
7:01
7:01
7:01
7:01
7:03
Sunset
6:27
6:28
6:28
6:28
6:29
6:29
6:29
6:30
6:30
6:30
6:30
6:30
Today's sea temperature in Rongelap is
28.5° C
(Statistics for 05 Dec 1981-2005 – mean: 28.2 max: 28.9 min: 27.3°C)
Issued (local time): 11 am Friday 05 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest