Texas tide station

Port O'Connor, Matagorda Bay tide times

Today, Sunday, October 18, 2026: high tide at 5:47 AM (1.3 ft); low tide at 6:32 PM (0.5 ft). Water temperature 71.4 F at Port O'Connor.

NOAA station 8773701 · Reference station · MLLW datum · times in CDT · sunrise 7:28 AM, sunset 6:53 PM · first quarter (51% lit)

High tide▲

5:47AM

1.3FT MLLW

high

Low tide▼

6:32PM

0.5FT MLLW

low

predicted height above MLLWnightnow (build time; your browser updates it)

As of 4:20 AM the tide is rising toward high tide at 5:47 AM (1.3 ft).

First Quarter 51% litSunrise 7:28 AMSunset 6:53 PMDaylight 11h 24mCDT

High tide at Port O'Connor, Matagorda Bay, Texas on October 18, 2026 is at 5:47 AM (1.3 ft above MLLW).
Low tide at Port O'Connor, Matagorda Bay on October 18, 2026 is at 6:32 PM (0.5 ft).
Today's tidal range at Port O'Connor, Matagorda Bay is 0.8 ft (highest high 1.3 ft, lowest low 0.5 ft).
The nearest NOAA water temperature to Port O'Connor, Matagorda Bay is 71.4 F at Port O'Connor, as of October 18, 2026.
Sunrise 7:28 AM, sunset 6:53 PM (CDT); moon first quarter, 51% illuminated.
Predictions are NOAA CO-OPS tide predictions for station 8773701 (harmonic reference station), heights above MLLW.

Next 7 days at Port O'Connor, Matagorda Bay

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Oct 18today	5:47 AM1.3 ft	6:32 PM0.5 ft			7:28 AM	6:53 PM	51%
Mon Oct 19	6:18 AM1.3 ft	7:21 PM0.5 ft			7:29 AM	6:52 PM	62%
Tue Oct 20	6:32 AM1.2 ft	8:04 PM0.6 ft			7:29 AM	6:51 PM	72%
Wed Oct 21	6:10 AM1.1 ft	8:44 PM0.7 ft			7:30 AM	6:50 PM	81%
Thu Oct 22	5:15 AM1.0 ft	9:32 PM0.8 ft			7:31 AM	6:49 PM	88%
Fri Oct 23	4:04 AM1.0 ft	10:38 AM0.8 ft	6:36 PM1.0 ft	10:46 PM0.9 ft	7:31 AM	6:48 PM	94%
Sat Oct 24	2:32 AM1.0 ft	10:52 AM0.6 ft	8:41 PM1.1 ft		7:32 AM	6:47 PM	98%

Water temperature near Port O'Connor, Matagorda Bay

71.4 F (21.9 C)

NOAA CO-OPS station 8773701 (this station's own sensor), read 4:00 AM local, October 18, 2026

Over the past 30 days this sensor ranged from 68.5 to 94.5 F. Typical for October here is 80.7 F (5-year hourly mean; range 52.5 to 90.1), so today is 9.3 F below typical.

Water temperature is the nearest NOAA reading to Port O'Connor, Matagorda Bay, not a measurement at the tide gauge itself. See water temperature by state for every sensor and buoy.

Tide tables

High (▲) and low (▼) tides in CDT with sunrise, sunset and moon illumination. CSV of today's tides for every Texas station.

October 2026 tide table

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Thu Oct 1					7:19 AM	7:12 PM	72%
Fri Oct 2					7:19 AM	7:10 PM	62%
Sat Oct 3					7:20 AM	7:09 PM	51%
Sun Oct 4					7:20 AM	7:08 PM	41%
Mon Oct 5					7:21 AM	7:07 PM	31%
Tue Oct 6					7:21 AM	7:06 PM	21%
Wed Oct 7					7:22 AM	7:05 PM	13%
Thu Oct 8					7:22 AM	7:04 PM	7%
Fri Oct 9					7:23 AM	7:03 PM	3%
Sat Oct 10					7:24 AM	7:01 PM	0%
Sun Oct 11					7:24 AM	7:00 PM	0%
Mon Oct 12					7:25 AM	6:59 PM	2%
Tue Oct 13					7:25 AM	6:58 PM	7%
Wed Oct 14					7:26 AM	6:57 PM	13%
Thu Oct 15					7:26 AM	6:56 PM	21%
Fri Oct 16	4:22 AM1.3 ft	4:21 PM0.4 ft			7:27 AM	6:55 PM	30%
Sat Oct 17	5:07 AM1.3 ft	5:31 PM0.5 ft			7:28 AM	6:54 PM	40%
Sun Oct 18today	5:47 AM1.3 ft	6:32 PM0.5 ft			7:28 AM	6:53 PM	51%
Mon Oct 19	6:18 AM1.3 ft	7:21 PM0.5 ft			7:29 AM	6:52 PM	62%
Tue Oct 20	6:32 AM1.2 ft	8:04 PM0.6 ft			7:29 AM	6:51 PM	72%
Wed Oct 21	6:10 AM1.1 ft	8:44 PM0.7 ft			7:30 AM	6:50 PM	81%
Thu Oct 22	5:15 AM1.0 ft	9:32 PM0.8 ft			7:31 AM	6:49 PM	88%
Fri Oct 23	4:04 AM1.0 ft	10:38 AM0.8 ft	6:36 PM1.0 ft	10:46 PM0.9 ft	7:31 AM	6:48 PM	94%
Sat Oct 24	2:32 AM1.0 ft	10:52 AM0.6 ft	8:41 PM1.1 ft		7:32 AM	6:47 PM	98%
Sun Oct 25	11:22 AM0.4 ft	9:55 PM1.2 ft			7:33 AM	6:46 PM	100%
Mon Oct 26	12:00 PM0.3 ft	11:00 PM1.3 ft			7:33 AM	6:46 PM	99%
Tue Oct 27	12:44 PM0.2 ft				7:34 AM	6:45 PM	97%
Wed Oct 28	12:24 AM1.3 ft	1:34 PM0.2 ft			7:35 AM	6:44 PM	92%
Thu Oct 29	2:33 AM1.4 ft	2:32 PM0.2 ft			7:35 AM	6:43 PM	85%
Fri Oct 30	3:49 AM1.4 ft	3:37 PM0.2 ft			7:36 AM	6:42 PM	77%
Sat Oct 31	4:44 AM1.4 ft	4:50 PM0.2 ft			7:37 AM	6:41 PM	67%

November 2026 tide table

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Nov 1	4:26 AM1.3 ft	4:59 PM0.3 ft			6:38 AM	5:41 PM	57%
Mon Nov 2	4:49 AM1.2 ft	5:59 PM0.4 ft			6:38 AM	5:40 PM	46%
Tue Nov 3	4:37 AM1.1 ft	6:49 PM0.5 ft			6:39 AM	5:39 PM	36%
Wed Nov 4	4:09 AM0.9 ft	7:36 PM0.6 ft			6:40 AM	5:38 PM	26%
Thu Nov 5	3:14 AM0.8 ft	9:12 AM0.7 ft	4:59 PM0.8 ft	8:26 PM0.8 ft	6:40 AM	5:38 PM	17%
Fri Nov 6	12:31 AM0.9 ft	9:35 AM0.5 ft	7:18 PM1.0 ft		6:41 AM	5:37 PM	10%
Sat Nov 7	10:06 AM0.3 ft	8:41 PM1.1 ft			6:42 AM	5:36 PM	4%
Sun Nov 8	10:40 AM0.2 ft	9:33 PM1.1 ft			6:43 AM	5:36 PM	1%
Mon Nov 9	11:16 AM0.1 ft	10:23 PM1.2 ft			6:44 AM	5:35 PM	0%
Tue Nov 10	11:54 AM0.1 ft	11:28 PM1.1 ft			6:44 AM	5:35 PM	1%
Wed Nov 11	12:34 PM0.1 ft				6:45 AM	5:34 PM	4%
Thu Nov 12	12:59 AM1.1 ft	1:17 PM0.1 ft			6:46 AM	5:34 PM	10%
Fri Nov 13	2:08 AM1.1 ft	2:03 PM0.1 ft			6:47 AM	5:33 PM	17%
Sat Nov 14	2:54 AM1.1 ft	2:49 PM0.1 ft			6:47 AM	5:33 PM	26%
Sun Nov 15	3:28 AM1.1 ft	3:34 PM0.2 ft			6:48 AM	5:32 PM	35%
Mon Nov 16	3:48 AM1.0 ft	4:15 PM0.2 ft			6:49 AM	5:32 PM	46%
Tue Nov 17	3:43 AM0.9 ft	4:50 PM0.3 ft			6:50 AM	5:31 PM	56%
Wed Nov 18	2:57 AM0.8 ft	5:19 PM0.4 ft			6:51 AM	5:31 PM	67%
Thu Nov 19	1:47 AM0.7 ft	12:35 PM0.5 ft			6:51 AM	5:31 PM	76%
Fri Nov 20	12:16 AM0.7 ft	8:23 AM0.4 ft	10:46 PM0.7 ft		6:52 AM	5:30 PM	85%
Sat Nov 21	8:39 AM0.2 ft	8:44 PM0.8 ft			6:53 AM	5:30 PM	92%
Sun Nov 22	9:12 AM0.0 ft	8:50 PM0.9 ft			6:54 AM	5:30 PM	96%
Mon Nov 23	9:56 AM-0.1 ft	9:36 PM1.0 ft			6:55 AM	5:29 PM	99%
Tue Nov 24	10:47 AM-0.2 ft	10:41 PM1.1 ft			6:55 AM	5:29 PM	100%
Wed Nov 25	11:42 AM-0.3 ft				6:56 AM	5:29 PM	98%
Thu Nov 26	12:18 AM1.1 ft	12:38 PM-0.3 ft			6:57 AM	5:29 PM	94%
Fri Nov 27	1:49 AM1.1 ft	1:36 PM-0.3 ft			6:58 AM	5:29 PM	89%
Sat Nov 28	2:48 AM1.0 ft	2:33 PM-0.2 ft			6:58 AM	5:29 PM	81%
Sun Nov 29	3:28 AM0.9 ft	3:28 PM-0.2 ft			6:59 AM	5:29 PM	72%
Mon Nov 30	3:38 AM0.8 ft	4:19 PM-0.0 ft			7:00 AM	5:29 PM	62%

Tidal datums at Port O'Connor, Matagorda Bay

Heights on this page are above mean lower low water (MLLW), the chart datum. NOAA's accepted datums for station 8773701, in feet above MLLW:

MHHW

12.13 ft

Mean higher high water

MHW

12.12 ft

Mean high water

MSL

11.81 ft

Mean sea level

MLW

11.43 ft

Mean low water

0.69 ft

Mean range

0.72 ft

Diurnal range

Highest observed water level: 15.57 ft above MLLW on July 8, 2024. Tidal datum epoch 2002-2006.

Nearby tide stations

Matagorda Bay Entrance Channel3.9 mi
Barroom Bay6.6 mi · next high 5:49 AM
Shoalwater Flats, Espiritu Santo Bay13 mi · next high 9:18 AM
Port Lavaca19 mi · next high 7:02 AM
Seadrift20 mi · next high 1:45 PM
Aransas Wildlife Refuge29 mi · next high 11:55 AM

Questions

What time is high tide at Port O'Connor, Matagorda Bay today?

High tide at Port O'Connor, Matagorda Bay, Texas on Sunday, October 18, 2026 is at 5:47 AM (1.3 ft above MLLW), NOAA prediction, local time.

What time is low tide at Port O'Connor, Matagorda Bay today?

Low tide at Port O'Connor, Matagorda Bay on Sunday, October 18, 2026 is at 6:32 PM (0.5 ft).

What is the water temperature at Port O'Connor, Matagorda Bay?

The nearest NOAA water-temperature reading to Port O'Connor, Matagorda Bay is 71.4 F at Port O'Connor, as of October 18, 2026.

Not for navigation. Predictions do not include weather; wind and pressure can move the real water level by a foot or more. Source: NOAA CO-OPS station 8773701.