Galveston Pier 21, Galveston Channel Sea Conditions and Tide Table

Galveston Pier 21, Galveston Channel 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 06:20 AM and sunset is at 08:22 PM.

Days 1–3 Weather Summary

Moderate rain (total 14mm), heaviest on Wed morning. Warm air temperatures (max 29°C on Tue afternoon, min 28°C on Tue morning). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 9mm), mostly falling on Sat night. Warm air temperatures (max 29°C on Sat morning, min 24°C on Sat night). Mainly fresh winds.

Days 7–9 Weather Summary

Moderate rain (total 11mm), heaviest on Mon night. Warm (max 29°C on Mon morning, min 27°C on Mon night). Wind will be generally light.

Days 10–12 Weather Summary

Moderate rain (total 13mm), heaviest on Sat morning. Warm (max 29°C on Thu morning, min 24°C on Sat morning). Wind will be generally light.

Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
29
Monday
30
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
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
Wave Height Map
High Tide
6:57AM0.52m
7:49AM0.49m
8:38AM0.46m
9:21AM0.42m
9:54AM0.39m
10:17AM0.37m
8:08PM0.25m
10:32AM0.34m
10:42PM0.23m
10:42AM0.33m
1:32AM0.27m
10:45AM0.33m
5:08AM0.33m
10:33AM0.33m
4:53AM0.38m
5:06AM0.42m
Low Tide
10:07PM-0.27m
11:00PM-0.25m
11:51PM-0.21m
00:41AM-0.15m
1:27AM-0.08m
2:09AM0.00m
5:51PM0.25m
2:44AM0.09m
6:11PM0.17m
3:12AM0.18m
6:33PM0.09m
3:16AM0.26m
6:56PM0.02m
8:21AM0.33m
7:20PM-0.03m
7:47PM-0.08m
Wave
height (m) 
direction
period (s) 
0.7
SE
5.0
0.7
SE
5.0
0.8
SE
5.0
0.6
SE
5.0
0.8
SE
5.0
0.7
SE
5.0
0.6
SE
5.0
0.6
SE
5.0
0.6
SE
6.0
0.5
SE
6.0
0.5
SE
6.0
0.5
SSE
3.0
0.6
SSE
4.0
0.6
SSE
5.0
0.9
SSE
5.0
0.7
SSE
6.0
0.8
SSE
7.0
0.8
SSE
7.0
0.9
SSE
7.0
0.9
SSE
6.0
0.9
SSE
6.0
0.8
SSE
6.0
0.7
SSE
6.0
0.6
SSE
6.0
0.6
SSE
6.0
0.6
SSE
6.0
0.7
SSE
5.0
0.6
SSE
5.0
0.5
SSE
5.0
0.7
S
4.0
0.6
S
4.0
0.5
S
5.0
0.7
S
4.0
0.5
S
4.0
0.4
SSE
5.0
0.7
SSE
4.0
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
rain showers
thunderstorm
thunderstorm
light rain
cloud
thunderstorm
part cloud
thunderstorm
thunderstorm
rain showers
thunderstorm
clear
part cloud
part cloud
part cloud
clear
clear
thunderstorm
clear
clear
thunderstorm
rain showers
mod rain
part cloud
rain showers
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
clear
clear
clear
clear
clear
rain shwrs
risk tstorm
risk tstorm
light rain
cloudy
risk tstorm
some clouds
risk tstorm
risk tstorm
rain shwrs
risk tstorm
clear
some clouds
some clouds
some clouds
clear
clear
risk tstorm
clear
clear
risk tstorm
rain shwrs
mod rain
some clouds
rain shwrs
 km/h
20
E
20
ESE
20
SE
15
ESE
25
SE
20
SSE
15
SE
20
SE
15
SSE
15
SE
15
SE
20
SSE
15
S
20
SSE
25
S
20
SSW
25
SSW
20
SE
20
SE
15
SE
20
SSE
10
NE
15
SE
20
S
15
S
15
SSE
25
S
20
SSW
20
S
25
SSW
15
SSW
20
SE
25
S
15
N
10
SSE
25
SSE
 mm 
3
2
1
4
3
1
1
1
1
3
3
3
3
4
1
1
3
1
6
1
max°C
28
29
28
28
28
28
28
29
28
28
28
28
29
28
27
27
26
28
29
28
29
28
28
28
28
29
29
29
29
28
29
29
28
26
27
28
Moonrise
5:10
6:15
7:23
8:31
9:37
10:38
11:36
12:31
1:24
2:18
3:12
4:08
Moonset
8:08
9:08
10:00
10:42
11:18
11:49
12:17
12:44
1:10
1:38
2:08
Sunrise
6:20
6:20
6:20
6:20
6:22
6:22
6:22
6:22
6:22
6:22
6:24
6:24
Sunset
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
Today's sea temperature in Galveston Pier 21, Galveston Channel is 29.8 °C (Statistics for 24 Jun 1981-2005 – mean: 28.5 max: 29.3 min: 27.1°C)
Issued (local time): 12 pm Tuesday 24 Jun 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest