Round Point, Trinity Bay, Galveston Bay (sub) Sea Conditions and Tide Table

Round Point, Trinity Bay, Galveston Bay (sub) 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 05:42 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 20°C on Fri afternoon, min 4°C on Sun morning). Wind will be generally light.

Days 5–7 Weather Summary

Heavy rain (total 41mm), heaviest during Wed night. Cool air temperatures (max 18°C on Wed morning, min 5°C on Tue morning). Winds increasing (calm on Mon afternoon, fresh winds from the ESE by Wed night).

Days 8–10 Weather Summary

Heavy rain (total 26mm), heaviest during Sat afternoon. Warm (max 21°C on Thu afternoon, min 6°C on Thu night). Wind will be generally light.

Days 11–13 Weather Summary

Heavy rain (total 42mm), heaviest during Tue night. Freeze-thaw conditions (max 10°C on Sun afternoon, min -3°C on Mon night). Wind will be generally light.

Fri
16
Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
Saturday
31
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
night
Wave Height Map
High Tide
4:08AM0.22m
10:13AM0.21m
4:34AM0.21m
11:13AM0.21m
4:59AM0.20m
11:59AM0.21m
5:22AM0.20m
12:46PM0.20m
5:42AM0.19m
1:43PM0.18m
5:57AM0.17m
3:04PM0.15m
6:08AM0.16m
4:59PM0.12m
6:13AM0.15m
7:16PM0.12m
6:10AM0.15m
9:37PM0.15m
11:44PM0.19m
1:05AM0.23m
1:59AM0.25m
2:45AM0.26m
Low Tide
1:43PM-0.16m
2:32AM0.20m
2:19PM-0.17m
2:07AM0.20m
2:53PM-0.17m
2:32AM0.19m
3:26PM-0.16m
3:15AM0.17m
4:00PM-0.14m
4:09AM0.15m
4:33PM-0.11m
5:07AM0.12m
5:08PM-0.06m
6:07AM0.07m
5:45PM-0.00m
7:06AM0.01m
6:26PM0.07m
8:04AM-0.05m
7:17PM0.13m
9:04AM-0.11m
8:59PM0.19m
10:04AM-0.16m
11:06AM-0.20m
12:07PM-0.22m
1:06PM-0.23m
Wave
height (m) 
direction
period (s) 
0.5
S
4
0.7
N
3
0.6
NNE
3
0.6
NNE
3
0.6
N
3
0.2
N
2
0.1
E
3
0.2
SSW
2
0.1
S
2
0.1
SE
2
0.4
E
3
0.6
E
4
0.6
ESE
4
0.9
SE
5
0.7
SE
5
0.8
SE
5
1.1
SE
6
0.8
SSE
7
0.6
SSE
7
0.6
NNW
3
0.4
SSE
6
0.2
SSE
6
0.2
SSE
5
0.6
ESE
4
0.8
ESE
5
0.9
ESE
6
0.6
SE
6
0.6
SE
6
0.7
NE
3
0.7
NE
4
0.7
NNE
3
0.7
NE
4
0.6
E
3
0.5
E
4
0.6
ESE
5
0.7
ESE
5
0.7
NE
3
0.7
NE
4
0.7
NE
3
0.6
ESE
6
0.7
E
5
0.6
E
5
0.5
E
5
0.4
ESE
4
0.4
SE
3
0.4
ESE
3
0.7
SE
4
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
light rain
rain showers
part cloud
cloud
part cloud
part cloud
clear
part cloud
light rain
mod rain
heavy rain
mod rain
mod rain
cloud
cloud
clear
part cloud
part cloud
cloud
heavy rain
heavy rain
light rain
rain showers
part cloud
part cloud
part cloud
cloud
cloud
clear
part cloud
part cloud
rain showers
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
light rain
rain shwrs
some clouds
cloudy
some clouds
some clouds
clear
some clouds
light rain
mod rain
heavy rain
mod rain
mod rain
cloudy
cloudy
clear
some clouds
some clouds
cloudy
heavy rain
heavy rain
light rain
rain shwrs
some clouds
some clouds
some clouds
cloudy
cloudy
clear
some clouds
some clouds
rain shwrs
 km/h
25
S
25
N
20
N
25
N
15
N
10
NNW
10
SW
15
SW
10
NNE
5
SE
20
ENE
20
ENE
15
ESE
15
ESE
20
ESE
20
SE
30
SSE
10
W
10
NW
25
NNW
15
NNE
5
NNW
10
ENE
20
ENE
25
NE
20
ENE
15
NNE
10
NNW
25
NNE
25
NNE
25
NNE
20
NE
20
NE
10
ENE
15
NNE
20
NE
20
NNE
20
NNE
20
NNE
20
NNE
20
NE
20
NE
15
ENE
10
ENE
15
E
15
SSE
20
SSE
 mm 
5
36
2
7
11
6
6
23
11
2
1
2
max°C
20
17
11
13
8
8
11
11
13
15
13
10
12
15
18
17
18
18
21
8
10
14
13
8
6
8
9
10
9
2
7
3
1
5
5
7
7
6
7
9
7
3
6
7
13
15
18
Moonrise
6:35
7:20
7:58
8:33
9:05
9:34
10:04
10:34
11:07
11:45
12:30
1:23
2:25
3:34
4:45
Moonset
3:45
4:42
5:43
6:43
7:44
8:44
9:44
10:44
11:47
12:53
2:02
3:12
4:21
5:24
6:18
Sunrise
7:13
7:13
7:13
7:13
7:13
7:13
7:11
7:11
7:11
7:11
7:11
7:09
7:09
7:09
7:09
Sunset
5:42
5:43
5:44
5:45
5:45
5:46
5:47
5:47
5:49
5:50
5:51
5:52
5:52
5:53
5:53
5:54
Today's sea temperature in Round Point, Trinity Bay, Galveston Bay (sub) is
17.0° C
(Statistics for 16 Jan 1981-2005 – mean: 17.7 max: 20.0 min: 15.3°C)
Issued (local time): 5 pm Friday 16 Jan 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
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