Texas tide station

Port Aransas (H. Caldwell Pier) tide times

Today, Sunday, October 18, 2026: high tide at 12:47 AM (2.3 ft); low tide at 3:09 PM (0.6 ft). Water temperature 78.4 F at buoy RTAT2 (1.6 mi away).

NOAA station 8775270 · Reference station · MLLW datum · times in CDT · sunrise 7:30 AM, sunset 6:56 PM · first quarter (51% lit)

High tide▲

12:47AM

2.3FT MLLW

high

Low tide▼

3:09PM

0.6FT 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 3:09 PM (0.6 ft).

First Quarter 51% litSunrise 7:30 AMSunset 6:56 PMDaylight 11h 25mCDT

High tide at Port Aransas (H. Caldwell Pier), Texas on October 18, 2026 is at 12:47 AM (2.3 ft above MLLW).
Low tide at Port Aransas (H. Caldwell Pier) on October 18, 2026 is at 3:09 PM (0.6 ft).
Today's tidal range at Port Aransas (H. Caldwell Pier) is 1.7 ft (highest high 2.3 ft, lowest low 0.6 ft).
The nearest NOAA water temperature to Port Aransas (H. Caldwell Pier) is 78.4 F at buoy RTAT2 (1.6 mi away), as of October 18, 2026.
Sunrise 7:30 AM, sunset 6:56 PM (CDT); moon first quarter, 51% illuminated.
Predictions are NOAA CO-OPS tide predictions for station 8775270 (harmonic reference station), heights above MLLW.

Next 7 days at Port Aransas (H. Caldwell Pier)

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Oct 18today	12:47 AM2.3 ft	3:09 PM0.6 ft			7:30 AM	6:56 PM	51%
Mon Oct 19	1:18 AM2.1 ft	4:13 PM0.6 ft			7:31 AM	6:55 PM	62%
Tue Oct 20	1:31 AM2.0 ft	5:15 PM0.7 ft			7:32 AM	6:54 PM	72%
Wed Oct 21	1:35 AM1.9 ft	7:53 AM1.5 ft	11:07 AM1.6 ft	6:15 PM0.9 ft	7:32 AM	6:53 PM	81%
Thu Oct 22	1:34 AM1.8 ft	7:32 AM1.3 ft	1:09 PM1.7 ft	7:17 PM1.2 ft	7:33 AM	6:52 PM	88%
Fri Oct 23	1:29 AM1.8 ft	7:41 AM1.1 ft	2:33 PM2.0 ft	8:25 PM1.5 ft	7:33 AM	6:51 PM	94%
Sat Oct 24	1:21 AM1.8 ft	8:03 AM0.9 ft	3:45 PM2.4 ft	9:45 PM1.8 ft	7:34 AM	6:51 PM	98%

Water temperature near Port Aransas (H. Caldwell Pier)

78.4 F (25.8 C)

NDBC buoy RTAT2 (8775237 - Port Aransas, TX), 1.6 mi away, observed 08:48 UTC October 18, 2026

Water temperature is the nearest NOAA reading to Port Aransas (H. Caldwell Pier), not a measurement at the tide gauge itself (this station has no water-temperature sensor). 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					7:21 AM	7:14 PM	72%
Fri Oct 2					7:22 AM	7:13 PM	62%
Sat Oct 3					7:22 AM	7:12 PM	51%
Sun Oct 4					7:23 AM	7:11 PM	41%
Mon Oct 5					7:23 AM	7:10 PM	31%
Tue Oct 6					7:24 AM	7:09 PM	21%
Wed Oct 7					7:24 AM	7:08 PM	13%
Thu Oct 8					7:25 AM	7:07 PM	7%
Fri Oct 9					7:25 AM	7:06 PM	3%
Sat Oct 10					7:26 AM	7:04 PM	0%
Sun Oct 11					7:26 AM	7:03 PM	0%
Mon Oct 12					7:27 AM	7:02 PM	2%
Tue Oct 13					7:27 AM	7:01 PM	7%
Wed Oct 14					7:28 AM	7:00 PM	13%
Thu Oct 15					7:29 AM	6:59 PM	21%
Fri Oct 16	1:03 PM0.5 ft	11:55 PM2.4 ft			7:29 AM	6:58 PM	30%
Sat Oct 17	2:04 PM0.5 ft				7:30 AM	6:57 PM	40%
Sun Oct 18today	12:47 AM2.3 ft	3:09 PM0.6 ft			7:30 AM	6:56 PM	51%
Mon Oct 19	1:18 AM2.1 ft	4:13 PM0.6 ft			7:31 AM	6:55 PM	62%
Tue Oct 20	1:31 AM2.0 ft	5:15 PM0.7 ft			7:32 AM	6:54 PM	72%
Wed Oct 21	1:35 AM1.9 ft	7:53 AM1.5 ft	11:07 AM1.6 ft	6:15 PM0.9 ft	7:32 AM	6:53 PM	81%
Thu Oct 22	1:34 AM1.8 ft	7:32 AM1.3 ft	1:09 PM1.7 ft	7:17 PM1.2 ft	7:33 AM	6:52 PM	88%
Fri Oct 23	1:29 AM1.8 ft	7:41 AM1.1 ft	2:33 PM2.0 ft	8:25 PM1.5 ft	7:33 AM	6:51 PM	94%
Sat Oct 24	1:21 AM1.8 ft	8:03 AM0.9 ft	3:45 PM2.4 ft	9:45 PM1.8 ft	7:34 AM	6:51 PM	98%
Sun Oct 25	1:02 AM1.9 ft	8:31 AM0.7 ft	4:51 PM2.7 ft		7:35 AM	6:50 PM	100%
Mon Oct 26	9:07 AM0.4 ft	5:57 PM2.9 ft			7:35 AM	6:49 PM	99%
Tue Oct 27	9:48 AM0.2 ft	7:05 PM3.0 ft			7:36 AM	6:48 PM	97%
Wed Oct 28	10:36 AM0.1 ft	8:19 PM3.0 ft			7:37 AM	6:47 PM	92%
Thu Oct 29	11:29 AM-0.0 ft	9:34 PM2.9 ft			7:37 AM	6:46 PM	85%
Fri Oct 30	12:27 PM-0.1 ft	10:44 PM2.8 ft			7:38 AM	6:46 PM	77%
Sat Oct 31	1:30 PM-0.0 ft	11:39 PM2.6 ft			7:39 AM	6:45 PM	67%

November 2026 tide table

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Nov 1	1:38 PM0.1 ft	11:14 PM2.3 ft			6:39 AM	5:44 PM	57%
Mon Nov 2	2:48 PM0.3 ft	11:34 PM2.0 ft			6:40 AM	5:43 PM	46%
Tue Nov 3	4:03 PM0.7 ft	11:41 PM1.8 ft			6:41 AM	5:43 PM	36%
Wed Nov 4	5:53 AM1.2 ft	11:09 AM1.6 ft	5:20 PM1.0 ft	11:40 PM1.7 ft	6:42 AM	5:42 PM	26%
Thu Nov 5	6:05 AM0.9 ft	1:01 PM1.8 ft	6:43 PM1.3 ft	11:30 PM1.7 ft	6:42 AM	5:41 PM	17%
Fri Nov 6	6:29 AM0.6 ft	2:22 PM2.1 ft	8:21 PM1.6 ft	11:05 PM1.7 ft	6:43 AM	5:41 PM	10%
Sat Nov 7	6:59 AM0.4 ft	3:28 PM2.4 ft			6:44 AM	5:40 PM	4%
Sun Nov 8	7:30 AM0.3 ft	4:25 PM2.5 ft			6:44 AM	5:39 PM	1%
Mon Nov 9	8:04 AM0.2 ft	5:18 PM2.6 ft			6:45 AM	5:39 PM	0%
Tue Nov 10	8:40 AM0.2 ft	6:12 PM2.6 ft			6:46 AM	5:38 PM	1%
Wed Nov 11	9:18 AM0.1 ft	7:09 PM2.5 ft			6:47 AM	5:38 PM	4%
Thu Nov 12	9:59 AM0.1 ft	8:10 PM2.3 ft			6:47 AM	5:37 PM	10%
Fri Nov 13	10:43 AM0.1 ft	9:08 PM2.1 ft			6:48 AM	5:37 PM	17%
Sat Nov 14	11:27 AM0.1 ft	9:53 PM2.0 ft			6:49 AM	5:36 PM	26%
Sun Nov 15	12:13 PM0.1 ft	10:20 PM1.8 ft			6:50 AM	5:36 PM	35%
Mon Nov 16	1:01 PM0.3 ft	10:32 PM1.7 ft			6:51 AM	5:35 PM	46%
Tue Nov 17	1:54 PM0.5 ft	10:34 PM1.6 ft			6:51 AM	5:35 PM	56%
Wed Nov 18	6:06 AM1.1 ft	8:28 AM1.1 ft	2:59 PM0.8 ft	10:32 PM1.6 ft	6:52 AM	5:35 PM	67%
Thu Nov 19	5:22 AM0.9 ft	11:31 AM1.3 ft	4:23 PM1.1 ft	10:25 PM1.6 ft	6:53 AM	5:34 PM	76%
Fri Nov 20	5:30 AM0.7 ft	1:09 PM1.7 ft	6:07 PM1.4 ft	10:08 PM1.6 ft	6:54 AM	5:34 PM	85%
Sat Nov 21	5:53 AM0.4 ft	2:19 PM2.1 ft			6:54 AM	5:34 PM	92%
Sun Nov 22	6:25 AM0.1 ft	3:19 PM2.4 ft			6:55 AM	5:34 PM	96%
Mon Nov 23	7:03 AM-0.1 ft	4:18 PM2.6 ft			6:56 AM	5:33 PM	99%
Tue Nov 24	7:47 AM-0.4 ft	5:18 PM2.8 ft			6:57 AM	5:33 PM	100%
Wed Nov 25	8:36 AM-0.6 ft	6:20 PM2.7 ft			6:58 AM	5:33 PM	98%
Thu Nov 26	9:27 AM-0.7 ft	7:21 PM2.6 ft			6:58 AM	5:33 PM	94%
Fri Nov 27	10:21 AM-0.7 ft	8:17 PM2.4 ft			6:59 AM	5:33 PM	89%
Sat Nov 28	11:16 AM-0.6 ft	9:01 PM2.1 ft			7:00 AM	5:33 PM	81%
Sun Nov 29	12:13 PM-0.4 ft	9:29 PM1.8 ft			7:01 AM	5:33 PM	72%
Mon Nov 30	1:11 PM-0.1 ft	9:43 PM1.6 ft			7:01 AM	5:33 PM	62%

Tidal datums at Port Aransas (H. Caldwell Pier)

Heights on this page are above mean lower low water (MLLW), the chart datum. NOAA's accepted datums for station 8775270, in feet above MLLW:

MHHW

5.83 ft

Mean higher high water

MHW

5.72 ft

Mean high water

MSL

5.12 ft

Mean sea level

MLW

4.42 ft

Mean low water

1.30 ft

Mean range

1.64 ft

Diurnal range

Nearby tide stations

Aransas, Aransas Pass1.0 mi
Port Aransas1.6 mi
Conn Brown Harbor, Aransas Pass7.7 mi · next high 5:06 AM
Enbridge, Ingleside9.7 mi · next high 6:30 AM
Rockport13 mi · next high 7:59 AM
La Qunita Channel North14 mi · next high 7:04 AM

Questions

What time is high tide at Port Aransas (H. Caldwell Pier) today?

High tide at Port Aransas (H. Caldwell Pier), Texas on Sunday, October 18, 2026 is at 12:47 AM (2.3 ft above MLLW), NOAA prediction, local time.

What time is low tide at Port Aransas (H. Caldwell Pier) today?

Low tide at Port Aransas (H. Caldwell Pier) on Sunday, October 18, 2026 is at 3:09 PM (0.6 ft).

What is the water temperature at Port Aransas (H. Caldwell Pier)?

The nearest NOAA water-temperature reading to Port Aransas (H. Caldwell Pier) is 78.4 F at buoy RTAT2 (1.6 mi away), 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 8775270.