Harlingen Sea Conditions and Tide Table

Harlingen 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 08:52 AM and sunset is at 04:23 PM.

Days 1–3 Weather Summary

Mostly dry. Icy conditions (max 7°C on Fri night, min -2°C on Wed night). Winds decreasing (fresh winds from the ENE on Wed night, light winds from the NNE by Fri night).

Days 4–6 Weather Summary

Some drizzle, heaviest during Tue afternoon. Low air temperatures (max 8°C on Mon afternoon, min 4°C on Sat night). Winds increasing (light winds from the SE on Sat night, fresh winds from the NW by Tue afternoon).

Days 7–9 Weather Summary

Moderate rain (total 15mm), heaviest on Wed night. Freeze-thaw conditions (max 6°C on Tue night, min 0°C on Fri afternoon). Winds decreasing (near gales from the NNW on Thu afternoon, light winds from the SE by Fri morning).

Days 10–12 Weather Summary

Moderate rain (total 11mm), heaviest on Sun night. Freeze-thaw conditions (max 5°C on Sun afternoon, min -1°C on Fri night). Winds increasing (calm on Sat afternoon, near gales from the WNW by Mon morning).

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
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
Wave Height Map
High Tide
12:39PM1.91m
00:58AM2.34m
1:10PM1.83m
1:39AM2.31m
1:37PM1.81m
2:22AM2.31m
2:23PM1.83m
3:16AM2.31m
3:25PM1.86m
4:16AM2.29m
4:38PM1.91m
5:25AM2.26m
6:05PM1.98m
6:43AM2.19m
7:25PM2.09m
8:08AM2.18m
8:38PM2.22m
9:23AM2.18m
9:38PM2.34m
10:23AM2.16m
10:29PM2.43m
11:14AM2.11m
Low Tide
7:40AM0.45m
7:34PM0.34m
8:20AM0.45m
8:20PM0.33m
9:06AM0.46m
9:11PM0.33m
9:59AM0.47m
10:08PM0.36m
11:00AM0.49m
11:12PM0.39m
12:08PM0.49m
00:25AM0.39m
1:16PM0.46m
1:35AM0.39m
2:18PM0.47m
2:51AM0.36m
3:22PM0.45m
4:03AM0.31m
4:23PM0.41m
5:05AM0.25m
5:17PM0.37m
5:58AM0.21m
6:05PM0.31m
Wave
height (m) 
direction
period (s) 
0.4
ENE
3
0.4
ENE
3
0.4
ENE
3
0.3
ENE
2
0.3
ENE
2
0.1
NE
2
0.4
N
3
0.5
N
3
0.4
NNE
3
0
W
10
0.3
NW
2
0.4
NW
3
0.4
NW
3
0.4
NNW
3
0.5
N
3
0.4
NNW
3
0.5
NW
3
0.5
NNW
3
0.4
NNW
3
0.5
NW
3
0.7
NW
4
0.4
NW
3
0.8
W
4
0.4
NNW
3
0.2
NNE
2
0.1
SE
2
0.1
SE
2
0
E
3
0
W
3
0.1
W
2
0.3
SW
2
0.1
SW
2
0.4
WNW
3
0.8
WNW
4
0.5
N
3
clear
clear
clear
clear
clear
clear
cloud
clear
clear
clear
clear
clear
cloud
clear
cloud
cloud
light rain
cloud
part cloud
light rain
light rain
light rain
light rain
light rain
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
rain showers
rain showers
light rain
rain showers
clear
clear
clear
clear
clear
clear
cloudy
clear
clear
clear
clear
clear
cloudy
clear
cloudy
cloudy
light rain
cloudy
some clouds
light rain
light rain
light rain
light rain
light rain
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
light rain
rain shwrs
rain shwrs
light rain
rain shwrs
 km/h
35
ENE
35
ENE
30
E
30
E
25
ENE
15
ENE
25
N
35
N
30
NNE
10
SW
15
NW
25
NW
25
NNW
35
NNW
35
N
30
NNW
35
NW
35
NNW
35
NNW
35
NNW
45
NNW
30
NW
55
W
30
N
15
ENE
15
SE
15
SE
5
SE
5
SSW
15
W
25
S
10
WSW
35
NNW
50
WNW
40
N
 mm 
1
1
5
1
4
4
1
1
5
3
1
max°C
-1
0
-1
1
4
7
6
5
5
5
5
6
7
8
7
7
7
6
5
5
5
5
4
5
2
1
0
1
2
4
3
5
5
5
5
Moonrise
11:46
11:56
12:05
12:15
12:28
12:45
1:10
1:49
2:50
4:12
5:45
7:17
Moonset
10:28
11:49
1:11
2:38
4:09
5:44
7:17
8:36
9:32
10:07
10:30
Sunrise
8:52
8:52
8:52
8:52
8:52
8:52
8:52
8:52
8:52
8:52
8:51
8:51
Sunset
4:23
4:24
4:25
4:27
4:28
4:29
4:30
4:30
4:31
4:32
4:35
4:36
Today's sea temperature in Harlingen is
6.4° C
(Statistics for 25 Dec 1981-2005 – mean: 7.9 max: 9.3 min: 5.9°C)
Issued (local time): 12 am Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest