San Antonio Sea Conditions and Tide Table

San Antonio 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 06:07 AM and sunset is at 06:42 PM.

Days 1–3 Weather Summary

Heavy rain (total 20mm), heaviest during Thu night. Warm air temperatures (max 28°C on Thu morning, min 23°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 6mm), mostly falling on Mon afternoon. Warm air temperatures (max 27°C on Sun morning, min 23°C on Sun night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Warm (max 30°C on Thu afternoon, min 23°C on Wed night). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 9mm), mostly falling on Sat afternoon. Warm (max 30°C on Mon afternoon, min 23°C on Sun night). Wind will be generally light.

Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Fri
1
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
High Tide
7:24AM0.44m
8:11PM0.60m
8:08AM0.41m
9:02PM0.64m
8:52AM0.38m
9:53PM0.66m
9:39AM0.36m
10:47PM0.67m
10:28AM0.34m
11:43PM0.65m
11:22AM0.33m
00:41AM0.63m
12:23PM0.32m
1:41AM0.60m
1:31PM0.33m
2:41AM0.57m
2:46PM0.36m
3:40AM0.54m
4:01PM0.40m
4:35AM0.51m
5:09PM0.44m
5:25AM0.48m
6:07PM0.49m
6:10AM0.44m
6:58PM0.53m
6:51AM0.41m
7:42PM0.55m
7:30AM0.38m
Low Tide
1:28PM0.08m
2:40AM0.14m
2:06PM0.04m
3:37AM0.14m
2:47PM0.01m
4:35AM0.14m
3:33PM-0.01m
5:35AM0.15m
4:23PM-0.01m
6:36AM0.16m
5:18PM0.01m
7:38AM0.17m
6:20PM0.04m
8:39AM0.18m
7:30PM0.08m
9:35AM0.18m
8:46PM0.12m
10:24AM0.17m
10:02PM0.15m
11:07AM0.16m
11:13PM0.17m
11:45AM0.14m
00:18AM0.18m
12:20PM0.12m
1:16AM0.18m
12:52PM0.11m
2:09AM0.18m
1:24PM0.09m
Wave
height (m) 
direction
period (s) 
1.1
NE
8
1.2
NE
8
0.9
NE
8
1
NE
8
1
NE
8
1
NE
8
0.9
ENE
8
1.2
ENE
8
1
NNE
12
1
NE
9
1.1
NE
9
0.9
NNE
11
0.9
NNE
11
1
NNE
11
0.9
NNE
11
0.9
NNE
11
0.9
NNE
10
0.8
NNE
10
0.9
NE
10
1.1
N
10
1.2
NNW
9
1.2
N
9
1.3
N
9
1.1
N
9
0.9
N
9
0.9
N
9
0.8
NNE
8
0.7
NNE
8
0.8
NNE
8
0.6
NNE
8
0.6
NNE
9
0.8
N
8
0.7
N
8
0.7
N
8
0.9
NNE
8
0.8
NE
14
0.9
NE
13
1.1
NE
12
0.9
NNE
11
0.9
N
10
1.1
NNE
12
0.9
NNE
12
0.9
NNE
11
1.1
N
10
1
N
9
1
N
9
1.2
N
9
clear
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
clear
thunderstorm
clear
clear
thunderstorm
clear
clear
thunderstorm
clear
clear
thunderstorm
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
part cloud
thunderstorm
thunderstorm
part cloud
rain showers
clear
part cloud
thunderstorm
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
thunderstorm
clear
risk tstorm
risk tstorm
risk tstorm
some clouds
risk tstorm
clear
risk tstorm
clear
clear
risk tstorm
clear
clear
risk tstorm
clear
clear
risk tstorm
clear
clear
clear
clear
clear
some clouds
clear
some clouds
some clouds
clear
some clouds
risk tstorm
risk tstorm
some clouds
rain shwrs
clear
some clouds
risk tstorm
clear
some clouds
some clouds
clear
clear
clear
clear
some clouds
clear
some clouds
some clouds
risk tstorm
 km/h
15
E
20
E
10
SE
15
E
20
E
10
ESE
20
E
25
ENE
10
ESE
20
ENE
25
ENE
10
ESE
20
ENE
20
ENE
10
ESE
20
ENE
20
ENE
10
E
20
ENE
25
ENE
10
SE
15
E
15
SSE
5
S
5
SSE
5
W
10
SSW
10
NNW
5
NW
5
SSE
5
NE
10
NE
5
S
10
E
0
E
5
SE
15
E
15
E
10
ESE
20
ENE
25
ENE
15
E
20
ENE
25
ENE
15
ESE
15
E
25
E
 mm 
3
8
4
4
1
1
3
2
5
1
2
1
1
max°C
28
28
24
26
27
25
27
27
24
27
27
24
27
26
25
27
26
25
27
28
25
28
30
26
29
30
26
28
27
26
28
27
26
29
30
27
29
29
27
29
29
25
27
29
25
28
29
Moonrise
5:15
5:56
6:42
7:34
8:32
9:35
10:41
11:46
12:48
1:45
2:39
3:31
4:22
5:12
6:03
6:55
Moonset
6:04
7:06
8:12
9:21
10:29
11:33
12:30
1:20
2:04
2:43
3:18
3:52
4:25
5:00
5:36
Sunrise
6:07
6:07
6:05
6:05
6:05
6:03
6:03
6:03
6:01
6:01
6:01
6:00
6:00
5:58
5:58
5:58
Sunset
6:42
6:42
6:42
6:43
6:43
6:43
6:44
6:44
6:44
6:44
6:45
6:45
6:45
6:45
6:45
6:45
Today's sea temperature in San Antonio is
27.3° C
(Statistics for 16 Apr 1981-2005 – mean: 26.6 max: 27.3 min: 25.9°C)
Issued (local time): 1 am Thursday 16 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest