Water Temperature of the Corpus Christi Channel in Port Aransas, TX

Current Water Temperature

81.9°F

Measurement Time: Thursday, May 21, 2026, 12:00 AM CDT

Today's Tides

Low: May 21, 1:11 AM, -0.1 ft
 High: May 21, 12:40 PM, 1.3 ft

Temperature Locations

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Local Points of Interest

Aransas Pass; Gulf of Mexico; Mustang Island; Roberts Point Park; Port Aransas Nature Preserve; Humble Basin; Lydia Ann Channel; Ransom Island Channel

Corpus Christi Channel

Station Name: Port Aransas
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 0 feet

Sensor Depth: -5 feet

Nearest Address:
1300 Port St
Port Aransas, TX 78373
Nueces County

GPS Coordinates: 27.839701, -97.072502

Nearby Water Temperatures

Aransas Pass, Port Aransas, TX (2.1 mi)
Aransas Bay, Rockport, TX (12.7 mi)
Corpus Christi Bay, Portland, TX (13.3 mi)
Packery Channel, Corpus Christi, TX (17.4 mi)
Corpus Christi Bay, Corpus Christi, TX (19.5 mi)
Neuces Bay, Corpus Christi, TX (25.3 mi)
Viola Turning Basin, Corpus Christi, TX (27.4 mi)
Gulf Intracoastal Waterway, Corpus Christi, TX (28.8 mi)
San Antonio Bay, Austwell, TX (31.7 mi)
Rincon Bayou Channel, Odem, TX (33.4 mi)
Nueces River, Odem, TX (34.2 mi)
Baffin Bay, Kingsville, TX (42.7 mi)
Nueces River, San Patricio, TX (43.5 mi)
San Antonio Bay, Seadrift, TX (44.9 mi)
Matagorda Bay, Port O'Connor, TX (58.8 mi)

Weather for Port Aransas, Texas

Current Weather

79.8°F
Partly Cloudy
Partly Cloudy
86.3°F
86.3°F
84%
SE 18.1 mph
27.6 mph
79.8°F
74.9°F
0 in
36%
6 mi
1012 mbar
0

Five Day Weather Forecast

Patchy rain nearby
Thu
H: 81°F
L: 79°F
Moderate rain
Fri
H: 82°F
L: 72°F
Patchy rain nearby
Sat
H: 81°F
L: 78°F
Patchy rain nearby
Sun
H: 81°F
L: 77°F
Sunny
Mon
H: 83°F
L: 80°F

Air Quality

PM2.5: 9.85 μg/m3
PM10: 15.05 μg/m3
Carbon Monoxide: 114.85 μg/m3
Nitrogen Dioxide: 2.65 μg/m3
Sulphur Dioxide: 1.25 μg/m3
Ozone: 54 μg/m3

Astronomical

Sunrise: 6:36 AM
Sun Transit: 1:24 PM
Sunset: 8:14 PM
Daylight: 13 hrs 38 mins
Moonrise: 11:30 AM
Moon Transit: 6:30 PM
Moonset: 12:41 AM
Moon Phase: Waxing Crescent
Moon Illumination: 23.2%

Best Times for Fishing or Hunting

Major Periods

4:34 AM - 7:04 AM
6:00 PM - 8:30 PM

Minor Periods

11:00 AM - 12:30 AM
12:11 AM - 1:41 AM

Action Rating: 4 out of 5

Flood Watch issued May 20 at 11:30AM CDT until May 25 at 7:00PM CDT by NWS Corpus Christi TX

Effective: Wed May 20, 2026, 11:30 AM
Expires: Wed May 20, 2026, 7:30 PM

* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...All of South Texas * WHEN...From late tonight through Monday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Due to recent rainfall, the 3 hour flash flood guidance has fallen below 2.5" for much of the eastern half of South Texas with some spots below 0.50". Locations out west are sitting at 2.5-3" in the 3 hour flash flood guidance. With the expectation of more rain this week and into the weekend, flooding will be possible, especially within the strongest thunderstorms. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.


Flood Watch issued May 20 at 7:16PM CDT until May 25 at 7:00PM CDT by NWS Corpus Christi TX

Effective: Wed May 20, 2026, 7:16 PM
Expires: Thu May 21, 2026, 3:00 AM

* WHAT...Flooding caused by excessive rainfall remains possible over the next several days * WHERE...A portion of south Texas, including the following areas, Aransas Islands, Bee, Calhoun Islands, Coastal Aransas, Coastal Calhoun, Coastal Kleberg, Coastal Nueces, Coastal Refugio, Coastal San Patricio, Duval, Goliad, Inland Calhoun, Inland Kleberg, Inland Nueces, Inland Refugio, Inland San Patricio, Jim Wells, Kleberg Islands, La Salle, Live Oak, McMullen, Nueces Islands, Victoria and Webb. * WHEN...From 1 AM CDT Thursday through Monday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Due to recent rainfall, the 3 hour flash flood guidance has fallen below 2.5" for much of the eastern half of South Texas with some spots below 0.50". Locations out west are sitting at 2.5-3" in the 3 hour flash flood guidance. With the expectation of more rain this week and into the weekend, flooding will be possible, especially in areas directly impacted by strong thunderstorms - http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.


Thursday, May 21, 2026

Weather Forecast

Patchy rain nearby
80.7°F
78.7°F
79.5°F
87%
0.02 in
87%
0%
20.6 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 9.63 μg/m3
PM10: 14.87 μg/m3
Carbon Monoxide: 120.67 μg/m3
Nitrogen Dioxide: 2.51 μg/m3
Sulphur Dioxide: 1.28 μg/m3
Ozone: 58.4 μg/m3

Astronomical

Sunrise: 6:36 AM
Sun Transit: 1:24 PM
Sunset: 8:14 PM
Daylight: 13 hrs 38 mins
Moonrise: 11:30 AM
Moon Transit: 6:30 PM
Moonset: 12:41 AM
Moon Phase: Waxing Crescent
Moon Illumination: 23.2%

Best Times for Fishing or Hunting

Major Periods

4:34 AM - 7:04 AM
6:00 PM - 8:30 PM

Minor Periods

11:00 AM - 12:30 AM
12:11 AM - 1:41 AM

Action Rating: 4 out of 5

Friday, May 22, 2026

Weather Forecast

Moderate rain
81.6°F
72.3°F
78.8°F
81%
0.72 in
83%
0%
28.6 mph
6


Air Quality

AQI: 1 - Good
PM2.5: 8.33 μg/m3
PM10: 12.49 μg/m3
Carbon Monoxide: 123.73 μg/m3
Nitrogen Dioxide: 2.74 μg/m3
Sulphur Dioxide: 1.33 μg/m3
Ozone: 58 μg/m3

Astronomical

Sunrise: 6:36 AM
Sun Transit: 1:25 PM
Sunset: 8:15 PM
Daylight: 13 hrs 39 mins
Moonrise: 12:36 AM
Moon Transit: 7:20 PM
Moonset: 1:23 AM
Moon Phase: Waxing Crescent
Moon Illumination: 33.4%

Best Times for Fishing or Hunting

Major Periods

5:27 AM - 7:57 AM
6:50 PM - 9:20 PM

Minor Periods

12:06 AM - 1:36 PM
12:53 AM - 2:23 AM

Action Rating: 2 out of 5

Saturday, May 23, 2026

Weather Forecast

Patchy rain nearby
80.6°F
78.1°F
79.5°F
88%
0.12 in
89%
0%
19 mph
6


Air Quality

AQI: 1 - Good
PM2.5: 8.06 μg/m3
PM10: 11.97 μg/m3
Carbon Monoxide: 120.85 μg/m3
Nitrogen Dioxide: 3.4 μg/m3
Sulphur Dioxide: 1.36 μg/m3
Ozone: 54.23 μg/m3

Astronomical

Sunrise: 6:35 AM
Sun Transit: 1:25 PM
Sunset: 8:16 PM
Daylight: 13 hrs 40 mins
Moonrise: 1:36 PM
Moon Transit: 8:07 PM
Moonset: 1:58 AM
Moon Phase: First Quarter
Moon Illumination: 44.4%

Best Times for Fishing or Hunting

Major Periods

6:16 AM - 8:46 AM
7:37 PM - 10:07 PM

Minor Periods

1:06 PM - 2:36 PM
1:28 AM - 2:58 AM

Action Rating: 3 out of 5

Sunday, May 24, 2026

Weather Forecast

Patchy rain nearby
81.2°F
77.4°F
79.5°F
79%
0.02 in
60%
0%
20.6 mph
6


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:35 AM
Sun Transit: 1:25 PM
Sunset: 8:16 PM
Daylight: 13 hrs 41 mins
Moonrise: 2:35 PM
Moon Transit: 8:50 PM
Moonset: 2:30 AM
Moon Phase: First Quarter
Moon Illumination: 55.7%

Best Times for Fishing or Hunting

Major Periods

7:00 AM - 9:30 AM
8:20 PM - 10:50 PM

Minor Periods

2:05 PM - 3:35 PM
2:00 AM - 3:30 AM

Action Rating: 4 out of 5

Monday, May 25, 2026

Weather Forecast

Sunny
83.3°F
79.7°F
81°F
82%
0 in
0%
0%
15.2 mph
7


Air Quality

AQI: 0 -
PM2.5: 0 μg/m3
PM10: 0 μg/m3
Carbon Monoxide: 0 μg/m3
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3

Astronomical

Sunrise: 6:35 AM
Sun Transit: 1:25 PM
Sunset: 8:17 PM
Daylight: 13 hrs 42 mins
Moonrise: 3:30 PM
Moon Transit: 9:32 PM
Moonset: 3:00 AM
Moon Phase: First Quarter
Moon Illumination: 66.7%

Best Times for Fishing or Hunting

Major Periods

7:43 AM - 10:13 AM
9:02 PM - 11:32 PM

Minor Periods

3:00 PM - 4:30 PM
2:30 AM - 4:00 AM

Action Rating: 2 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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