Galveston Bay entrance, south jetty Sea Conditions and Tide Table

Galveston Bay entrance, south jetty 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 07:25 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 23°C on Sat afternoon, min 15°C on Sat night). Winds increasing (light winds from the NE on Sun afternoon, fresh winds from the S by Mon night).

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 21°C on Tue night, min 12°C on Wed night). Winds decreasing (strong winds from the NNE on Wed night, light winds from the ESE by Thu afternoon).

Days 8–10 Weather Summary

Light rain (total 4mm), mostly falling on Fri afternoon. Warm (max 21°C on Sat night, min 18°C on Fri afternoon). Winds decreasing (fresh winds from the S on Fri afternoon, light winds from the SE by Sat morning).

Days 11–13 Weather Summary

Light rain (total 5mm), mostly falling on Thu afternoon. Warm (max 22°C on Mon afternoon, min 19°C on Mon night). Wind will be generally light.

Sat
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thu
27
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
5:11PM0.41m
6:15AM0.49m
5:13PM0.40m
7:08AM0.51m
5:21PM0.39m
8:10AM0.51m
5:29PM0.39m
9:39AM0.52m
11:18AM0.54m
12:27PM0.57m
1:16PM0.59m
1:57PM0.61m
2:31PM0.61m
2:59PM0.59m
00:07AM0.44m
3:23PM0.57m
1:37AM0.49m
Low Tide
10:56PM0.08m
11:56AM0.24m
11:22PM0.03m
1:00PM0.31m
11:55PM-0.00m
2:59PM0.37m
00:34AM-0.02m
1:21AM-0.03m
2:15AM-0.03m
3:13AM-0.04m
4:14AM-0.05m
5:17AM-0.05m
6:25AM-0.05m
9:28PM0.41m
7:32AM-0.04m
9:04PM0.35m
8:32AM-0.01m
Wave
height (m) 
direction
period (s) 
1.3
SSE
8
1
SSE
8
0.9
SSE
9
0.7
SE
8
0.6
SSE
8
0.6
SSE
7
0.7
SSE
6
1
S
5
1.3
S
6
1.4
SSE
6
1.5
S
7
1.1
S
7
0.9
SSE
7
1.1
NNE
4
1
ENE
5
0.7
E
5
0.9
ESE
4
1.3
SE
5
1.5
SSE
6
1.4
SSE
7
0.9
SSE
7
0.9
SE
7
0.8
SE
7
0.7
SE
7
0.8
SE
7
0.9
SE
6
0.9
SE
6
0.8
SSE
6
0.7
SE
6
0.7
SE
6
0.6
SSE
7
0.6
SSE
6
0.6
SSE
6
0.6
SE
5
0.7
SE
4
0.9
SE
5
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
cloud
light rain
thunderstorm
cloud
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
cloudy
light rain
risk tstorm
cloudy
clear
some clouds
some clouds
clear
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
 km/h
30
W
25
WNW
25
NNW
5
NE
10
SE
20
SSE
25
S
30
S
35
S
30
S
35
S
20
WNW
25
N
40
NNE
30
NE
15
ESE
30
SE
35
SSE
35
S
35
SSW
10
N
10
SE
20
SSE
20
SSE
20
S
25
S
15
SSW
20
SSW
15
WSW
20
ESE
15
ESE
15
SE
25
E
20
ESE
20
ESE
20
ESE
 mm 
3
1.0
max°C
23
21
16
20
19
18
19
18
19
20
21
20
21
17
15
16
17
19
19
20
19
20
21
21
21
21
21
22
22
21
22
22
21
20
20
21
Moonrise
8:54
9:48
10:43
11:39
12:37
1:34
2:30
3:23
4:11
4:53
5:31
6:07
Moonset
8:06
8:32
9:00
9:31
10:06
10:47
11:34
12:28
1:28
2:32
3:39
4:46
5:53
Sunrise
7:26
7:26
7:24
7:24
7:22
7:20
7:20
7:18
7:18
7:16
7:16
7:13
Sunset
7:25
7:27
7:28
7:28
7:29
7:29
7:30
7:30
7:30
7:31
7:31
7:32
Today's sea temperature in Galveston Bay entrance, south jetty is 17.4 °C (Statistics for 15 Mar 1981-2005 – mean: 18.7 max: 20.2 min: 17.2°C)
Issued (local time): 6 pm Saturday 15 Mar 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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