Water Temperature of Matagorda Bay in Port O'Connor, TX

Current Water Temperature

66.9°F

Measurement Time: Thursday, January 22, 2026, 9:24 PM CST

Today's Tides

Low: January 22, 1:21 AM, 0.0 ft
 High: January 22, 3:29 AM, 0.0 ft
Low: January 22, 1:39 PM, -0.5 ft
 High: January 22, 10:06 PM, 0.0 ft

Temperature Locations

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Local Points of Interest

Port O'Connor Jetty; Espiritu Santo Bay; Gulf of Mexico

Matagorda Bay

Station Name: Port O'Connor
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 0 feet

Sensor Depth: -2 feet

Nearest Address:
S Washington Blvd
Port O'Connor, TX 97982
Calhoun County

GPS Coordinates: 28.445861, -96.395556

Nearby Water Temperatures

Matagorda Ship Channel, Port O'Connor, TX (4.2 mi)
Lavaca Bay, Port Lavaca, TX (18.7 mi)
Tres Palacios Bay, Palacios, TX (19.1 mi)
San Antonio Bay, Seadrift, TX (19.4 mi)
San Antonio Bay, Austwell, TX (28.6 mi)
Gulf Intracoastal Waterway, Matagorda, TX (34.5 mi)
East Matagorda Bay, Matagorda, TX (36.6 mi)
Aransas Bay, Rockport, TX (49.3 mi)
Gulf Intracoastal Waterway, Sargent, TX (52.3 mi)
Aransas Pass, Port Aransas, TX (57.5 mi)
Corpus Christi Channel, Port Aransas, TX (58.8 mi)
San Antonio River, Goliad, TX (61.7 mi)
Corpus Christi Bay, Portland, TX (66.9 mi)
Brazos River, Freeport, TX (68.9 mi)
Corpus Christi Bay, Corpus Christi, TX (74.8 mi)

Weather for Port O'Connor, Texas

Current Weather

62.1°F
Mist
Mist
62.1°F
64.3°F
96%
ESE 8.7 mph
12.8 mph
64.3°F
63.4°F
0 in
100%
1 mi
1018 mbar
0

Five Day Weather Forecast

Fog
Thu
H: 69°F
L: 60°F
Patchy rain nearby
Fri
H: 68°F
L: 64°F
Moderate rain
Sat
H: 72°F
L: 38°F
Patchy rain nearby
Sun
H: 45°F
L: 31°F
Sunny
Mon
H: 39°F
L: 24°F

Air Quality

AQI: 1 - Good
PM2.5: 6.85 μg/m3
PM10: 8.75 μg/m3
Carbon Monoxide: 121.85 μg/m3
Nitrogen Dioxide: 3.75 μg/m3
Sulphur Dioxide: 1.55 μg/m3
Ozone: 61 μg/m3

Astronomical

Sunrise: 7:17 AM
Sun Transit: 12:37 AM
Sunset: 5:57 PM
Daylight: 10 hrs 40 mins
Moonrise: 9:41 AM
Moon Transit: 3:42 PM
Moonset: 9:51 PM
Moon Phase: Waxing Crescent
Moon Illumination: 15.4%

Best Times for Fishing or Hunting

Major Periods

1:57 AM - 4:27 AM
3:12 PM - 5:42 PM

Minor Periods

9:21 PM - 10:51 PM
9:11 AM - 10:41 AM

Action Rating: 3 out of 5

Extreme Cold Watch issued January 22 at 9:08AM CST until January 26 at 12:00PM CST by NWS Corpus Christi TX

Effective: Thu January 22, 2026, 9:08 AM
Expires: Thu January 22, 2026, 6:00 PM

* WHAT...Dangerously cold wind chills as low as 10 above possible. * WHERE...Bee, Coastal Aransas, Coastal Calhoun, Coastal Kleberg, Coastal Nueces, Coastal Refugio, Coastal San Patricio, Goliad, Inland Calhoun, Inland Kleberg, Inland Nueces, Inland Refugio, Inland San Patricio, Jim Wells, Live Oak, and Victoria Counties. * WHEN...From Saturday evening through Monday morning. * IMPACTS...Frostbite and hypothermia are likely if unprotected skin is exposed to these temperatures. * ADDITIONAL DETAILS...The Dense Fog Advisory has been allowed to expire. However, visibilities 1/4 to 1/2 miles across some locations may continue at times.

Dress in layers including a hat, face mask, and gloves if you must go outside. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.


Extreme Cold Watch issued January 22 at 9:08AM CST until January 26 at 12:00PM CST by NWS Corpus Christi TX

Effective: Thu January 22, 2026, 9:08 AM
Expires: Thu January 22, 2026, 6:00 PM

* WHAT...Dangerously cold wind chills as low as 14 possible. * WHERE...Aransas Islands, Calhoun Islands, Duval, Kleberg Islands, La Salle, McMullen, Nueces Islands, and Webb Counties. * WHEN...From Saturday evening through Monday morning. * IMPACTS...Frostbite and hypothermia are likely if unprotected skin is exposed to these temperatures.

Dress in layers including a hat, face mask, and gloves if you must go outside. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.


Extreme Cold Watch issued January 22 at 1:54PM CST until January 26 at 12:00PM CST by NWS Corpus Christi TX

Effective: Thu January 22, 2026, 1:54 PM
Expires: Fri January 23, 2026, 6:00 AM

* WHAT...Dangerously cold wind chills as low as 8 degrees are possible. * WHERE...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 Counties. * WHEN...From Saturday evening through Monday morning. * IMPACTS...Frostbite and hypothermia are likely if unprotected skin is exposed to these temperatures.

Dress in layers including a hat, face mask, and gloves if you must go outside. Keep pets indoors as much as possible. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside.


Extreme Cold Watch issued January 22 at 9:12AM CST until January 26 at 12:00PM CST by NWS Houston/Galveston TX

Effective: Thu January 22, 2026, 9:12 AM
Expires: Thu January 22, 2026, 5:15 PM

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Extreme Cold Watch, dangerously cold wind chills as low as 7 possible. * WHERE...Portions of south central and southeast Texas. * WHEN...For the Dense Fog Advisory, until 10 AM CST this morning. For the Extreme Cold Watch, from Saturday evening through Monday morning. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. An extended period of freezing temperatures could cause ruptured water pipes. Low visibility could make driving conditions hazardous.

Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Monitor the latest forecasts and warnings for updates. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.


Extreme Cold Watch issued January 22 at 3:08PM CST until January 26 at 12:00PM CST by NWS Houston/Galveston TX

Effective: Thu January 22, 2026, 3:08 PM
Expires: Fri January 23, 2026, 6:00 AM

* WHAT...Dangerously cold wind chills as low as 0 to 15 degrees possible. Lowest values in the Piney Woods and Brazos Valley. A hard freeze is also possible Saturday night and Sunday night with lows in the 10s to lower 20s. Some areas north of I-10 may remain below freezing all day on Sunday. * WHERE...Portions of south central and southeast Texas. * WHEN...From Saturday evening through Monday morning. * IMPACTS...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. An extended period of freezing temperatures could cause ruptured water pipes.

Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; insulate, wrap, or drain them. Keep pets indoors as much as possible. Make sure outdoor animals have a warm, dry shelter, food, and unfrozen water. Make frequent checks on older family, friends, and neighbors. Ensure portable heaters are used correctly. Do not use generators or grills inside. Monitor the latest forecasts and warnings for updates.


Thursday, January 22, 2026

Weather Forecast

Fog
68.7°F
59.9°F
63.9°F
95%
0 in
0%
0%
9.6 mph
1


Air Quality

AQI: 1 - Good
PM2.5: 9.22 μg/m3
PM10: 10.06 μg/m3
Carbon Monoxide: 138.21 μg/m3
Nitrogen Dioxide: 6.55 μg/m3
Sulphur Dioxide: 2.25 μg/m3
Ozone: 55.08 μg/m3

Astronomical

Sunrise: 7:17 AM
Sun Transit: 12:37 AM
Sunset: 5:57 PM
Daylight: 10 hrs 40 mins
Moonrise: 9:41 AM
Moon Transit: 3:42 PM
Moonset: 9:51 PM
Moon Phase: Waxing Crescent
Moon Illumination: 15.4%

Best Times for Fishing or Hunting

Major Periods

1:57 AM - 4:27 AM
3:12 PM - 5:42 PM

Minor Periods

9:21 PM - 10:51 PM
9:11 AM - 10:41 AM

Action Rating: 3 out of 5

Friday, January 23, 2026

Weather Forecast

Patchy rain nearby
67.8°F
63.5°F
65.6°F
95%
0.03 in
89%
0%
18.8 mph
0.9


Air Quality

AQI: 1 - Good
PM2.5: 6.43 μg/m3
PM10: 7.98 μg/m3
Carbon Monoxide: 126.29 μg/m3
Nitrogen Dioxide: 3.54 μg/m3
Sulphur Dioxide: 1.55 μg/m3
Ozone: 66.64 μg/m3

Astronomical

Sunrise: 7:17 AM
Sun Transit: 12:37 AM
Sunset: 5:58 PM
Daylight: 10 hrs 41 mins
Moonrise: 10:12 AM
Moon Transit: 8:54 AM
Moonset: 10:51 PM
Moon Phase: Waxing Crescent
Moon Illumination: 24.4%

Best Times for Fishing or Hunting

Major Periods

8:24 AM - 10:54 AM
8:24 AM - 10:54 AM

Minor Periods

10:21 PM - 11:51 PM
9:42 AM - 11:12 AM

Action Rating: 2 out of 5

Saturday, January 24, 2026

Weather Forecast

Moderate rain
71.6°F
38.1°F
59.5°F
94%
0.4 in
85%
0%
20.8 mph
0.2


Air Quality

AQI: 1 - Good
PM2.5: 6.87 μg/m3
PM10: 9.22 μg/m3
Carbon Monoxide: 124.05 μg/m3
Nitrogen Dioxide: 1.99 μg/m3
Sulphur Dioxide: 1.31 μg/m3
Ozone: 72.84 μg/m3

Astronomical

Sunrise: 7:17 AM
Sun Transit: 12:37 AM
Sunset: 5:59 PM
Daylight: 10 hrs 42 mins
Moonrise: 10:43 AM
Moon Transit: 5:13 PM
Moonset: 11:53 PM
Moon Phase: First Quarter
Moon Illumination: 34.7%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
4:43 PM - 7:13 PM

Minor Periods

12:00 AM - 12:00 AM
10:13 AM - 11:43 AM

Action Rating: 2 out of 5

Sunday, January 25, 2026

Weather Forecast

Patchy rain nearby
45.3°F
30.7°F
38.5°F
74%
0.16 in
81%
0%
21.5 mph
0.2


Air Quality

AQI: 1 - Good
PM2.5: 2.3 μg/m3
PM10: 2.52 μg/m3
Carbon Monoxide: 170.87 μg/m3
Nitrogen Dioxide: 5.3 μg/m3
Sulphur Dioxide: 2.61 μg/m3
Ozone: 49.2 μg/m3

Astronomical

Sunrise: 7:16 AM
Sun Transit: 12:37 AM
Sunset: 6:00 PM
Daylight: 10 hrs 43 mins
Moonrise: 11:16 AM
Moon Transit: 6:03 PM
Moonset: 12:53 AM
Moon Phase: First Quarter
Moon Illumination: 45.8%

Best Times for Fishing or Hunting

Major Periods

4:15 AM - 6:45 AM
5:33 PM - 8:03 PM

Minor Periods

10:46 AM - 12:16 AM
12:00 AM - 12:00 AM

Action Rating: 3 out of 5

Monday, January 26, 2026

Weather Forecast

Sunny
39.4°F
23.8°F
30.4°F
67%
0 in
0%
0%
17.4 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 4.16 μg/m3
PM10: 4.19 μg/m3
Carbon Monoxide: 175.73 μg/m3
Nitrogen Dioxide: 4.31 μg/m3
Sulphur Dioxide: 3.13 μg/m3
Ozone: 65.46 μg/m3

Astronomical

Sunrise: 7:16 AM
Sun Transit: 12:38 AM
Sunset: 6:01 PM
Daylight: 10 hrs 45 mins
Moonrise: 11:55 AM
Moon Transit: 6:56 PM
Moonset: 12:58 AM
Moon Phase: First Quarter
Moon Illumination: 57.1%

Best Times for Fishing or Hunting

Major Periods

5:06 AM - 7:36 AM
6:26 PM - 8:56 PM

Minor Periods

11:25 AM - 12:55 AM
12:28 AM - 1:58 AM

Action Rating: 4 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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