Galveston Bay Entrance, North Jetty Sea Conditions and Tide Table

Galveston Bay Entrance, North 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 06:22 AM and sunset is at 08:07 PM.

Days 1–3 Weather Summary

Heavy rain (total 48mm), heaviest during Thu morning. Warm air temperatures (max 27°C on Fri afternoon, min 21°C on Thu morning). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 57mm), heaviest during Sun morning. Warm air temperatures (max 27°C on Mon afternoon, min 23°C on Sun morning). Mainly fresh winds.

Days 7–9 Weather Summary

Heavy rain (total 34mm), heaviest during Wed morning. Warm (max 28°C on Fri afternoon, min 23°C on Thu afternoon). Winds decreasing (strong winds from the SE on Thu morning, light winds from the SW by Fri morning).

Days 10–12 Weather Summary

Heavy rain (total 22mm), heaviest during Mon morning. Warm (max 27°C on Sat morning, min 25°C on Mon morning). Winds increasing (light winds from the SE on Sat morning, fresh winds from the ESE by Mon morning).

Days 13–16 Weather Summary

Mostly dry. Warm (max 29°C on Fri afternoon, min 24°C on Tue night). Wind will be generally light.

Thursday
21
Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
Wednesday
27
Thursday
28
Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
Thursday
4
Fri
5
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
PM
Wave Height Map
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High Tide
10:22AM0.60m
11:05AM0.55m
8:16PM0.42m
11:39AM0.51m
10:53PM0.42m
12:06PM0.48m
00:40AM0.45m
12:26PM0.45m
2:13AM0.49m
12:34PM0.44m
3:27AM0.54m
12:11PM0.43m
4:23AM0.59m
11:22AM0.44m
5:09AM0.62m
5:51AM0.63m
6:33AM0.63m
7:16AM0.62m
8:05AM0.59m
8:55AM0.57m
9:39AM0.55m
Low Tide
2:25AM0.02m
6:08PM0.42m
3:43AM0.12m
6:22PM0.34m
5:25AM0.21m
6:49PM0.24m
6:48AM0.29m
7:17PM0.16m
7:58AM0.35m
7:46PM0.09m
9:12AM0.41m
8:14PM0.02m
11:03AM0.44m
8:42PM-0.02m
9:12PM-0.05m
9:44PM-0.06m
10:19PM-0.07m
10:56PM-0.06m
11:34PM-0.04m
00:13AM-0.02m
Wave
Height (m)
Direction
Period (s)
0.6
SE
6
0.6
SSE
6
0.5
SE
6
0.5
SSE
5
0.5
SE
5
0.6
SSE
4
0.7
SSE
5
0.7
SSE
5
0.7
SE
5
0.7
SE
5
0.8
SSE
6
0.7
SSE
6
0.6
SE
6
0.6
SE
7
1.3
SE
6
1.1
SE
6
1
SE
6
0.9
SE
5
1.3
SSE
5
1
SE
6
1.1
SE
6
1.6
SE
6
1.1
SE
6
1.1
SE
6
1.1
SE
7
0.9
SE
7
0.8
SE
6
0.6
SE
6
0.6
SE
6
0.6
SE
6
0.6
SE
6
0.7
SE
5
0.9
SE
5
1.2
ESE
6
1.3
ESE
6
1.1
SE
7
1.2
ESE
6
1
SE
8
0.9
SE
9
0.9
SE
9
0.8
SE
9
0.6
SE
9
0.6
SE
10
0.5
SE
9
0.4
SE
8
0.4
SE
8
0.4
SE
8
thunderstorm
rain showers
rain showers
thunderstorm
clear
clear
thunderstorm
mod rain
mod rain
thunderstorm
thunderstorm
part cloud
clear
part cloud
thunderstorm
thunderstorm
clear
rain showers
mod rain
thunderstorm
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
rain showers
rain showers
clear
part cloud
thunderstorm
part cloud
rain showers
mod rain
thunderstorm
thunderstorm
part cloud
clear
cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
risk tstorm
rain shwrs
rain shwrs
risk tstorm
clear
clear
risk tstorm
mod rain
mod rain
risk tstorm
risk tstorm
some clouds
clear
some clouds
risk tstorm
risk tstorm
clear
rain shwrs
mod rain
risk tstorm
rain shwrs
risk tstorm
risk tstorm
risk tstorm
risk tstorm
clear
rain shwrs
rain shwrs
clear
some clouds
risk tstorm
some clouds
rain shwrs
mod rain
risk tstorm
risk tstorm
some clouds
clear
cloudy
cloudy
some clouds
some clouds
some clouds
clear
clear
clear
clear
km/h
15
NE
10
SE
10
SSE
20
S
20
S
20
SSE
15
SSE
25
S
20
NE
5
N
25
SSE
15
SE
5
N
10
SE
30
SSE
20
S
25
S
30
SE
40
SSE
10
WNW
30
SSE
45
SE
20
ENE
20
ESE
10
SW
10
SSE
20
SE
10
SE
15
SE
20
SSE
15
ESE
25
ESE
25
E
30
E
30
ESE
25
E
30
ENE
15
E
20
E
25
NNE
10
ENE
5
N
15
NNE
5
SSW
10
W
15
NNE
5
SSW
20
1
6
3
4
7
7
33
3
12
4
5
7
3
6
4
7
2
2
3
1
1
6
9
4
1
max °C
24
24
25
26
27
26
26
27
24
23
24
25
26
27
26
27
27
27
27
26
27
24
25
26
27
28
27
27
27
27
27
27
27
26
26
26
25
27
27
26
27
27
26
27
27
27
29
Moonrise
11:17
12:23
1:25
2:24
3:20
4:16
5:11
6:08
7:05
8:02
8:57
9:49
10:36
11:18
11:55
Moonset
12:34
1:15
1:50
2:21
2:50
3:17
3:46
4:16
4:50
5:28
6:11
6:59
7:51
8:47
9:45
10:42
Sunrise
6:22
6:22
6:22
6:22
6:20
6:20
6:20
6:20
6:20
6:20
6:20
6:18
6:18
6:18
6:18
6:18
Sunset
8:07
8:07
8:07
8:08
8:08
8:09
8:10
8:10
8:12
8:12
8:13
8:13
8:14
8:14
8:15
8:15
Today's sea temperature in Galveston Bay Entrance, North Jetty is
26.6° C
(Statistics for 21 May 1981-2005 – mean: 25.6 max: 26.6 min: 24.3°C)
Issued (local time): 6 am Thursday 21 May 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest