Galveston Sea Conditions and Tide Table

Galveston 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 05:23 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Thu afternoon, min 9°C on Fri morning). Winds decreasing (fresh winds from the N on Thu night, calm by Sun morning).

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Sun afternoon, min 20°C on Tue night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 22°C on Thu morning, min 21°C on Wed afternoon). Wind will be generally light.

Days 11–13 Weather Summary

Moderate rain (total 10mm), heaviest on Mon morning. Warm (max 21°C on Sat afternoon, min 13°C on Mon night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
4:21PM0.62m
4:57PM0.62m
5:33PM0.62m
6:07PM0.61m
6:40PM0.59m
7:09PM0.58m
7:36PM0.55m
7:59PM0.51m
6:46AM0.29m
8:18PM0.47m
9:06AM0.32m
8:34PM0.43m
11:06AM0.41m
8:46PM0.40m
12:35PM0.53m
8:50PM0.39m
Low Tide
8:22AM-0.18m
8:57AM-0.18m
9:32AM-0.17m
10:07AM-0.16m
10:43AM-0.13m
11:22AM-0.09m
2:33AM0.30m
12:08PM-0.02m
2:45AM0.23m
1:04PM0.08m
3:11AM0.13m
2:20PM0.19m
3:45AM0.02m
4:05PM0.30m
4:26AM-0.10m
6:16PM0.37m
Wave
height (m) 
direction
period (s) 
0.7
S
5
0.9
NNE
4
0.8
NE
4
0.6
SE
7
0.6
ESE
4
0.7
SE
4
0.7
SSE
5
0.6
SSE
4
0.6
S
5
0.5
S
5
0.5
S
5
0.5
SSE
5
0.8
SE
5
0.8
SE
5
0.7
SE
6
0.6
SE
6
0.6
SE
6
0.6
SE
7
0.6
SE
7
0.6
SE
7
0.7
SE
8
0.7
SE
8
0.7
SE
8
0.7
SE
7
0.7
SE
7
0.6
SE
7
0.6
SE
7
0.6
SE
7
0.6
SE
8
0.7
SSE
5
0.7
SSE
5
0.8
SSE
5
0.9
SSE
6
0.9
SSE
6
0.7
SSE
6
0.5
SSE
6
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
rain showers
rain showers
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
cloudy
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
risk tstorm
rain shwrs
rain shwrs
clear
 km/h
20
SW
35
N
25
NE
15
ESE
20
SSE
20
S
15
S
20
S
5
S
15
SSE
15
SSE
25
SSE
20
SSE
20
SSE
15
SE
15
SE
15
SE
15
SE
15
ESE
15
SE
15
SSE
10
S
20
S
15
S
15
SSW
15
S
15
S
15
SSE
20
SSE
20
SSE
20
SSE
20
SSE
20
SSW
20
NW
20
NNW
20
NW
 mm 
5
4
1
max°C
24
19
10
13
18
21
22
23
24
24
23
22
22
21
21
22
21
21
21
21
22
22
22
22
22
21
21
21
21
21
21
21
21
19
18
15
Moonrise
6:59
7:51
8:38
9:20
9:58
10:31
11:02
11:31
12:01
12:33
1:09
1:51
Moonset
4:10
5:00
5:54
6:52
7:52
8:52
9:51
10:50
11:49
12:51
1:55
3:04
Sunrise
7:07
7:07
7:09
7:09
7:09
7:09
7:11
7:11
7:11
7:11
7:11
7:11
Sunset
5:23
5:23
5:23
5:24
5:24
5:25
5:27
5:27
5:28
5:28
5:29
5:30
Today's sea temperature in Galveston is
15.9° C
(Statistics for 18 Dec 1981-2005 – mean: 19.9 max: 21.4 min: 18.1°C)
Issued (local time): 5 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest