Texas tide station

Port Arthur tide times

Today, Sunday, October 18, 2026: high tide at 4:14 AM (1.4 ft); low tide at 5:57 PM (0.5 ft). Water temperature 73.2 F at Port Arthur.

NOAA station 8770475 · Reference station · MLLW datum · times in CDT · sunrise 7:20 AM, sunset 6:42 PM · first quarter (51% lit)

High tide▲

4:14AM

1.4FT MLLW

high

Low tide▼

5:57PM

0.5FT MLLW

low

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

As of 4:20 AM the tide is falling toward low tide at 5:57 PM (0.5 ft).

First Quarter 51% litSunrise 7:20 AMSunset 6:42 PMDaylight 11h 22mCDT

High tide at Port Arthur, Texas on October 18, 2026 is at 4:14 AM (1.4 ft above MLLW).
Low tide at Port Arthur on October 18, 2026 is at 5:57 PM (0.5 ft).
Today's tidal range at Port Arthur is 1.0 ft (highest high 1.4 ft, lowest low 0.5 ft).
The nearest NOAA water temperature to Port Arthur is 73.2 F at Port Arthur, as of October 18, 2026.
Sunrise 7:20 AM, sunset 6:42 PM (CDT); moon first quarter, 51% illuminated.
Predictions are NOAA CO-OPS tide predictions for station 8770475 (harmonic reference station), heights above MLLW.

Next 7 days at Port Arthur

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Oct 18today	4:14 AM1.4 ft	5:57 PM0.5 ft			7:20 AM	6:42 PM	51%
Mon Oct 19	4:28 AM1.4 ft	7:03 PM0.5 ft			7:20 AM	6:41 PM	62%
Tue Oct 20	4:36 AM1.3 ft	7:51 PM0.5 ft			7:21 AM	6:40 PM	72%
Wed Oct 21	4:35 AM1.3 ft	10:53 AM1.1 ft	1:38 PM1.1 ft	8:33 PM0.6 ft	7:22 AM	6:39 PM	81%
Thu Oct 22	4:13 AM1.2 ft	10:07 AM0.9 ft	3:01 PM1.1 ft	9:20 PM0.7 ft	7:22 AM	6:38 PM	88%
Fri Oct 23	3:45 AM1.2 ft	10:08 AM0.7 ft	4:22 PM1.2 ft	10:14 PM0.9 ft	7:23 AM	6:37 PM	94%
Sat Oct 24	3:39 AM1.2 ft	10:31 AM0.5 ft	5:26 PM1.3 ft	10:59 PM1.0 ft	7:24 AM	6:36 PM	98%

Water temperature near Port Arthur

73.2 F (22.9 C)

NOAA CO-OPS station 8770475 (this station's own sensor), read 4:00 AM local, October 18, 2026

Over the past 30 days this sensor ranged from 73.2 to 89.6 F. Typical for October here is 77.4 F (5-year hourly mean; range 67.6 to 85.6), so today is 4.2 F below typical.

Water temperature is the nearest NOAA reading to Port Arthur, 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					7:09 AM	7:01 PM	72%
Fri Oct 2					7:10 AM	7:00 PM	62%
Sat Oct 3					7:10 AM	6:59 PM	51%
Sun Oct 4					7:11 AM	6:58 PM	41%
Mon Oct 5					7:12 AM	6:57 PM	31%
Tue Oct 6					7:12 AM	6:55 PM	21%
Wed Oct 7					7:13 AM	6:54 PM	13%
Thu Oct 8					7:13 AM	6:53 PM	7%
Fri Oct 9					7:14 AM	6:52 PM	3%
Sat Oct 10					7:15 AM	6:51 PM	0%
Sun Oct 11					7:15 AM	6:50 PM	0%
Mon Oct 12					7:16 AM	6:48 PM	2%
Tue Oct 13					7:16 AM	6:47 PM	7%
Wed Oct 14					7:17 AM	6:46 PM	13%
Thu Oct 15					7:18 AM	6:45 PM	21%
Fri Oct 16	3:24 AM1.4 ft	3:39 PM0.4 ft			7:18 AM	6:44 PM	30%
Sat Oct 17	3:51 AM1.4 ft	4:42 PM0.4 ft			7:19 AM	6:43 PM	40%
Sun Oct 18today	4:14 AM1.4 ft	5:57 PM0.5 ft			7:20 AM	6:42 PM	51%
Mon Oct 19	4:28 AM1.4 ft	7:03 PM0.5 ft			7:20 AM	6:41 PM	62%
Tue Oct 20	4:36 AM1.3 ft	7:51 PM0.5 ft			7:21 AM	6:40 PM	72%
Wed Oct 21	4:35 AM1.3 ft	10:53 AM1.1 ft	1:38 PM1.1 ft	8:33 PM0.6 ft	7:22 AM	6:39 PM	81%
Thu Oct 22	4:13 AM1.2 ft	10:07 AM0.9 ft	3:01 PM1.1 ft	9:20 PM0.7 ft	7:22 AM	6:38 PM	88%
Fri Oct 23	3:45 AM1.2 ft	10:08 AM0.7 ft	4:22 PM1.2 ft	10:14 PM0.9 ft	7:23 AM	6:37 PM	94%
Sat Oct 24	3:39 AM1.2 ft	10:31 AM0.5 ft	5:26 PM1.3 ft	10:59 PM1.0 ft	7:24 AM	6:36 PM	98%
Sun Oct 25	3:44 AM1.2 ft	11:00 AM0.3 ft	6:21 PM1.3 ft	11:33 PM1.1 ft	7:24 AM	6:35 PM	100%
Mon Oct 26	3:53 AM1.3 ft	11:33 AM0.1 ft	7:23 PM1.3 ft	11:57 PM1.2 ft	7:25 AM	6:34 PM	99%
Tue Oct 27	4:02 AM1.3 ft	12:10 PM-0.0 ft	8:51 PM1.4 ft		7:26 AM	6:33 PM	97%
Wed Oct 28	12:08 AM1.3 ft	4:06 AM1.4 ft	12:53 PM-0.1 ft		7:27 AM	6:32 PM	92%
Thu Oct 29	4:14 AM1.4 ft	1:48 PM-0.0 ft			7:27 AM	6:31 PM	85%
Fri Oct 30	4:31 AM1.4 ft	2:55 PM0.0 ft			7:28 AM	6:31 PM	77%
Sat Oct 31	4:47 AM1.4 ft	4:04 PM0.1 ft			7:29 AM	6:30 PM	67%

November 2026 tide table

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Nov 1	3:44 AM1.3 ft	4:20 PM0.2 ft			6:30 AM	5:29 PM	57%
Mon Nov 2	2:44 AM1.2 ft	5:43 PM0.3 ft			6:30 AM	5:28 PM	46%
Tue Nov 3	2:28 AM1.2 ft	8:30 AM1.0 ft	11:05 AM1.0 ft	6:48 PM0.4 ft	6:31 AM	5:27 PM	36%
Wed Nov 4	2:19 AM1.1 ft	8:36 AM0.8 ft	1:26 PM1.0 ft	7:46 PM0.6 ft	6:32 AM	5:27 PM	26%
Thu Nov 5	2:10 AM1.0 ft	8:58 AM0.6 ft	3:11 PM1.0 ft	9:00 PM0.7 ft	6:33 AM	5:26 PM	17%
Fri Nov 6	2:07 AM1.0 ft	9:21 AM0.4 ft	4:32 PM1.1 ft	10:08 PM0.9 ft	6:34 AM	5:25 PM	10%
Sat Nov 7	2:11 AM1.0 ft	9:45 AM0.2 ft	5:36 PM1.1 ft	10:52 PM1.0 ft	6:34 AM	5:24 PM	4%
Sun Nov 8	2:17 AM1.1 ft	10:08 AM0.1 ft	6:46 PM1.2 ft	11:19 PM1.1 ft	6:35 AM	5:24 PM	1%
Mon Nov 9	2:20 AM1.1 ft	10:34 AM-0.0 ft	7:59 PM1.2 ft	11:22 PM1.1 ft	6:36 AM	5:23 PM	0%
Tue Nov 10	1:36 AM1.1 ft	11:02 AM-0.1 ft	8:57 PM1.1 ft	11:10 PM1.1 ft	6:37 AM	5:23 PM	1%
Wed Nov 11	1:13 AM1.1 ft	11:35 AM-0.1 ft			6:38 AM	5:22 PM	4%
Thu Nov 12	1:32 AM1.1 ft	12:16 PM-0.0 ft			6:38 AM	5:21 PM	10%
Fri Nov 13	1:53 AM1.1 ft	1:07 PM0.0 ft			6:39 AM	5:21 PM	17%
Sat Nov 14	2:01 AM1.1 ft	2:06 PM0.0 ft			6:40 AM	5:20 PM	26%
Sun Nov 15	1:53 AM1.1 ft	3:03 PM0.1 ft			6:41 AM	5:20 PM	35%
Mon Nov 16	1:53 AM1.1 ft	4:00 PM0.2 ft			6:42 AM	5:19 PM	46%
Tue Nov 17	1:57 AM1.0 ft	5:03 PM0.2 ft			6:42 AM	5:19 PM	56%
Wed Nov 18	1:51 AM0.9 ft	5:59 PM0.3 ft			6:43 AM	5:19 PM	67%
Thu Nov 19	1:29 AM0.8 ft	7:52 AM0.5 ft	1:26 PM0.7 ft	6:45 PM0.5 ft	6:44 AM	5:18 PM	76%
Fri Nov 20	1:08 AM0.8 ft	7:54 AM0.2 ft	3:00 PM0.8 ft	7:29 PM0.6 ft	6:45 AM	5:18 PM	85%
Sat Nov 21	1:04 AM0.8 ft	8:16 AM0.0 ft	4:12 PM0.9 ft	8:27 PM0.7 ft	6:46 AM	5:17 PM	92%
Sun Nov 22	1:09 AM0.9 ft	8:49 AM-0.2 ft	5:04 PM0.9 ft	9:42 PM0.8 ft	6:47 AM	5:17 PM	96%
Mon Nov 23	1:16 AM0.9 ft	9:29 AM-0.4 ft	5:58 PM1.0 ft	10:11 PM0.9 ft	6:47 AM	5:17 PM	99%
Tue Nov 24	1:26 AM1.0 ft	10:10 AM-0.5 ft	7:34 PM1.0 ft	10:19 PM1.0 ft	6:48 AM	5:17 PM	100%
Wed Nov 25	1:44 AM1.0 ft	10:54 AM-0.6 ft			6:49 AM	5:16 PM	98%
Thu Nov 26	2:15 AM1.1 ft	11:41 AM-0.6 ft			6:50 AM	5:16 PM	94%
Fri Nov 27	2:55 AM1.1 ft	12:38 PM-0.5 ft			6:51 AM	5:16 PM	89%
Sat Nov 28	3:29 AM1.0 ft	1:44 PM-0.4 ft			6:52 AM	5:16 PM	81%
Sun Nov 29	3:35 AM0.9 ft	2:49 PM-0.3 ft			6:52 AM	5:16 PM	72%
Mon Nov 30	1:22 AM0.8 ft	3:55 PM-0.1 ft			6:53 AM	5:16 PM	62%

Tidal datums at Port Arthur

Heights on this page are above mean lower low water (MLLW), the chart datum. NOAA's accepted datums for station 8770475, in feet above MLLW:

MHHW

5.65 ft

Mean higher high water

MHW

5.60 ft

Mean high water

MSL

5.21 ft

Mean sea level

MLW

4.75 ft

Mean low water

0.84 ft

Mean range

1.04 ft

Diurnal range

Highest observed water level: 9.37 ft above MLLW on September 3, 2017. Tidal datum epoch 1983-2001.

Nearby tide stations

East Sabine Lake5.5 mi · next high 4:52 AM
Rainbow Bridge8.3 mi · next high 5:05 AM
Sabine Pass10 mi
Texas Point, Sabine Pass13 mi
COX WC-53 Platform20 mi
Gum Cove, ICWW28 mi · next high 5:00 AM

Questions

What time is high tide at Port Arthur today?

High tide at Port Arthur, Texas on Sunday, October 18, 2026 is at 4:14 AM (1.4 ft above MLLW), NOAA prediction, local time.

What time is low tide at Port Arthur today?

Low tide at Port Arthur on Sunday, October 18, 2026 is at 5:57 PM (0.5 ft).

What is the water temperature at Port Arthur?

The nearest NOAA water-temperature reading to Port Arthur is 73.2 F at Port Arthur, 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 8770475.