Guam Sea Conditions and Tide Table

Guam 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

Light rain (total 3mm), mostly falling on Thu night. Warm air temperatures (max 28°C on Thu morning, min 26°C on Fri night). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 4mm), mostly falling on Sun morning. Warm air temperatures (max 28°C on Sun morning, min 27°C on Sat night). Wind will be generally light.

Days 8–10 Weather Summary

Light rain (total 2mm), mostly falling on Tue night. Warm (max 28°C on Wed morning, min 27°C on Tue night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 4mm), mostly falling on Sat afternoon. Warm (max 28°C on Sat morning, min 26°C on Sun night). Wind will be generally light.

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
5
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
High Tide
9:09PM0.63m
12:04PM0.74m
10:06PM0.59m
12:34PM0.73m
11:19PM0.54m
1:04PM0.73m
00:53AM0.51m
1:35PM0.73m
2:44AM0.51m
2:10PM0.74m
4:32AM0.56m
2:50PM0.75m
5:59AM0.64m
3:35PM0.76m
7:06AM0.71m
4:23PM0.75m
8:01AM0.77m
5:18PM0.76m
8:48AM0.80m
6:14PM0.77m
9:31AM0.82m
7:09PM0.76m
10:11AM0.81m
Low Tide
4:32AM-0.05m
5:42PM0.45m
5:11AM0.02m
6:38PM0.38m
5:54AM0.11m
7:37PM0.29m
8:37PM0.18m
7:42AM0.33m
9:34PM0.06m
8:54AM0.43m
10:29PM-0.05m
10:14AM0.51m
11:22PM-0.15m
11:35AM0.56m
00:13AM-0.22m
12:43PM0.57m
1:04AM-0.26m
1:41PM0.56m
1:52AM-0.27m
2:33PM0.53m
2:39AM-0.25m
3:23PM0.50m
Wave
height (m) 
direction
period (s) 
1.5
ENE
9
1.4
E
8
1.5
E
7
1.4
E
7
1.2
ENE
9
1.1
NE
14
1.2
NE
13
1.2
NE
13
1.2
NE
13
1.1
NE
13
1.1
NE
13
1.1
NE
12
1.1
NNE
12
1.1
NE
12
1.1
NE
12
1.1
NE
11
1.1
ENE
10
1.1
ENE
9
1.1
E
8
1.2
E
8
1.1
E
8
1.1
E
8
1.1
E
9
1.1
E
9
1.1
E
8
1.1
E
8
1.1
E
8
1.1
E
8
1.1
E
8
1
E
8
1.1
E
8
1.1
E
8
1.1
E
8
1.2
E
8
1.2
E
8
1.2
E
8
clear
part cloud
clear
thunderstorm
clear
clear
clear
clear
thunderstorm
clear
thunderstorm
thunderstorm
clear
clear
clear
rain showers
clear
rain showers
thunderstorm
part cloud
clear
thunderstorm
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
thunderstorm
thunderstorm
clear
clear
thunderstorm
part cloud
part cloud
clear
some clouds
clear
risk tstorm
clear
clear
clear
clear
risk tstorm
clear
risk tstorm
risk tstorm
clear
clear
clear
rain shwrs
clear
rain shwrs
risk tstorm
some clouds
clear
risk tstorm
some clouds
clear
clear
some clouds
clear
some clouds
some clouds
risk tstorm
risk tstorm
clear
clear
risk tstorm
some clouds
some clouds
 km/h
25
E
30
ESE
20
ESE
25
E
20
E
15
E
15
ENE
15
E
15
E
15
ENE
20
ENE
20
E
15
E
15
E
20
E
20
E
25
E
20
E
20
E
25
E
20
E
15
E
15
ESE
10
ESE
15
ENE
20
E
20
E
20
E
20
E
20
E
20
E
20
E
20
ENE
25
ENE
25
ENE
20
ENE
 mm 
2
1
1
1
1
1
1
1
1
1
2
max°C
27
28
28
27
28
28
27
27
28
27
28
28
27
28
28
27
28
28
27
28
28
27
28
28
27
28
28
27
28
28
27
28
28
27
28
28
Moonrise
10:27
11:05
11:43
12:22
1:04
1:50
2:43
3:42
4:47
5:54
7:01
8:04
Moonset
9:35
10:26
11:16
12:08
1:01
1:57
2:59
4:04
5:12
6:19
7:22
8:17
Sunrise
6:39
6:41
6:41
6:41
6:41
6:41
6:43
6:43
6:43
6:43
6:43
6:45
Sunset
6:00
6:00
6:01
6:01
6:02
6:02
6:04
6:05
6:05
6:06
6:06
6:07
Today's sea temperature in Guam is
28.8° C
(Statistics for 24 Dec 1981-2005 – mean: 28.0 max: 28.9 min: 26.8°C)
Issued (local time): 9 pm Wednesday 24 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest