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

Heavy rain (total 20mm), heaviest during Wed night. Warm air temperatures (max 29°C on Wed morning, min 27°C on Wed night). Wind will be generally light.

Days 5–7 Weather Summary

Light rain (total 4mm), mostly falling on Sat morning. Warm air temperatures (max 28°C on Fri night, min 27°C on Fri night). Mainly fresh winds.

Days 8–10 Weather Summary

Moderate rain (total 10mm), heaviest on Mon night. Warm (max 28°C on Tue morning, min 27°C on Mon night). Mainly fresh winds.

Days 11–13 Weather Summary

Heavy rain (total 22mm), heaviest during Fri afternoon. Warm (max 29°C on Sun morning, min 27°C on Thu night). Mainly fresh winds.

Days 14–17 Weather Summary

Moderate rain (total 18mm), heaviest on Wed night. Warm (max 28°C on Sun night, min 27°C on Sun night). Wind will be generally light.

Wednesday
13
Thursday
14
Friday
15
Saturday
16
Sunday
17
Monday
18
Tuesday
19
Wednesday
20
Thursday
21
Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
Thu
28
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
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High Tide
4:27AM0.71m
4:59PM0.60m
4:55AM0.73m
6:10PM0.65m
5:26AM0.75m
7:14PM0.71m
8:13PM0.75m
9:12PM0.78m
7:13AM0.79m
10:10PM0.79m
7:56AM0.78m
11:09PM0.78m
8:43AM0.76m
00:09AM0.77m
9:37AM0.71m
1:07AM0.76m
10:41AM0.65m
2:01AM0.75m
12:03PM0.58m
2:48AM0.74m
1:44PM0.54m
3:29AM0.73m
3:26PM0.53m
4:04AM0.73m
4:56PM0.55m
4:36AM0.72m
Low Tide
9:47PM0.18m
10:57AM0.19m
10:43PM0.24m
11:39AM0.07m
11:36PM0.31m
12:21PM-0.05m
00:29AM0.37m
1:06PM-0.15m
1:20AM0.43m
1:51PM-0.22m
2:11AM0.48m
2:40PM-0.25m
3:04AM0.52m
3:30PM-0.25m
4:02AM0.54m
4:23PM-0.22m
5:07AM0.54m
5:19PM-0.16m
6:24AM0.52m
6:17PM-0.08m
7:46AM0.46m
7:17PM0.02m
9:01AM0.38m
8:19PM0.11m
10:02AM0.28m
9:20PM0.20m
10:51AM0.18m
10:18PM0.29m
Wave
Height (m)
Direction
Period (s)
1.1
E
9
1
E
9
1
E
8
1
E
9
0.9
E
9
0.9
E
9
0.9
E
8
1
E
8
0.9
E
8
1
E
8
1.3
E
6
1.4
E
7
1.4
E
7
1.6
E
8
1.7
E
8
1.7
E
8
1.7
E
9
1.7
E
9
1.7
E
9
1.7
E
9
1.7
E
9
1.6
E
9
1.7
E
9
1.7
E
9
1.7
E
9
1.6
E
7
1.5
E
7
1.4
ENE
8
1.3
ENE
8
1.3
E
8
1.1
E
8
1.1
E
8
1.1
E
8
1.2
E
8
1.2
E
6
1.2
ENE
7
1.2
E
7
1.3
E
7
1.2
E
7
1.2
E
8
1.1
E
8
1
E
8
1
E
8
1
E
8
1
E
8
1.1
E
9
1.1
E
9
thunderstorm
part cloud
thunderstorm
rain showers
thunderstorm
thunderstorm
rain showers
clear
clear
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
part cloud
clear
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
part cloud
rain showers
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
clear
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
risk tstorm
some clouds
risk tstorm
rain shwrs
risk tstorm
risk tstorm
rain shwrs
clear
clear
risk tstorm
risk tstorm
clear
clear
clear
clear
clear
some clouds
clear
risk tstorm
clear
risk tstorm
risk tstorm
risk tstorm
some clouds
rain shwrs
some clouds
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
some clouds
clear
clear
risk tstorm
some clouds
some clouds
risk tstorm
risk tstorm
some clouds
risk tstorm
some clouds
risk tstorm
risk tstorm
risk tstorm
km/h
15
ESE
15
SE
5
SSE
10
ESE
10
ESE
10
ESE
20
E
25
ESE
20
E
25
E
30
E
25
E
30
E
30
E
30
E
30
ENE
30
ENE
30
E
30
ENE
30
ENE
30
ENE
30
E
30
E
30
ENE
30
ENE
30
E
30
E
25
E
25
ENE
25
E
20
E
25
ENE
25
ENE
30
ENE
25
E
25
ENE
25
ENE
30
ENE
25
ENE
25
ENE
20
E
20
ENE
20
E
20
E
20
ENE
20
ENE
20
ENE
4
3
4
2
4
3
1
3
3
1
3
1
1
1
1
3
8
6
2
1
1
2
2
3
4
5
1
max °C
28
29
29
28
29
29
28
28
28
28
28
28
28
28
28
28
28
28
27
28
28
27
28
28
28
28
28
28
28
28
27
28
28
28
29
29
28
28
28
28
28
28
27
28
28
27
28
Moonrise
2:41
3:22
4:05
4:54
5:48
6:49
7:55
9:03
10:08
11:09
12:05
12:57
1:46
2:34
3:21
Moonset
3:06
4:01
5:00
6:04
7:11
8:20
9:27
10:28
11:21
12:08
12:50
1:28
2:05
2:41
3:17
Sunrise
5:56
5:56
5:54
5:54
5:54
5:54
5:54
5:54
5:54
5:54
5:54
5:54
5:52
5:52
5:52
5:52
Sunset
6:38
6:38
6:38
6:39
6:39
6:39
6:39
6:40
6:40
6:40
6:42
6:42
6:42
6:42
6:43
Today's sea temperature in Guam is
28.8° C
(Statistics for 12 May 1981-2005 – mean: 28.6 max: 29.3 min: 27.4°C)
Issued (local time): 9 pm Tuesday 12 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest