Texas tide station

Port Bolivar tide times

Today, Sunday, October 18, 2026: high tide at 4:00 AM (2.1 ft); low tide at 4:27 PM (0.6 ft). Water temperature 72.1 F at buoy GNJT2 (3.4 mi away).

NOAA station 8771328 · Reference station · MLLW datum · times in CDT · sunrise 7:23 AM, sunset 6:46 PM · first quarter (51% lit)

High tide▲

4:00AM

2.1FT MLLW

high

Low tide▼

4:27PM

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 4:27 PM (0.6 ft).

First Quarter 51% litSunrise 7:23 AMSunset 6:46 PMDaylight 11h 23mCDT

High tide at Port Bolivar, Texas on October 18, 2026 is at 4:00 AM (2.1 ft above MLLW).
Low tide at Port Bolivar on October 18, 2026 is at 4:27 PM (0.6 ft).
Today's tidal range at Port Bolivar is 1.5 ft (highest high 2.1 ft, lowest low 0.6 ft).
The nearest NOAA water temperature to Port Bolivar is 72.1 F at buoy GNJT2 (3.4 mi away), as of October 18, 2026.
Sunrise 7:23 AM, sunset 6:46 PM (CDT); moon first quarter, 51% illuminated.
Predictions are NOAA CO-OPS tide predictions for station 8771328 (harmonic reference station), heights above MLLW.

Next 7 days at Port Bolivar

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Oct 18today	4:00 AM2.1 ft	4:27 PM0.6 ft			7:23 AM	6:46 PM	51%
Mon Oct 19	4:31 AM2.1 ft	5:41 PM0.7 ft			7:23 AM	6:45 PM	62%
Tue Oct 20	4:48 AM2.0 ft	6:47 PM0.7 ft			7:24 AM	6:44 PM	72%
Wed Oct 21	4:35 AM1.8 ft	9:55 AM1.6 ft	12:33 PM1.6 ft	7:41 PM0.8 ft	7:25 AM	6:43 PM	81%
Thu Oct 22	3:47 AM1.7 ft	9:24 AM1.3 ft	2:07 PM1.6 ft	8:26 PM1.0 ft	7:25 AM	6:42 PM	88%
Fri Oct 23	3:11 AM1.7 ft	9:22 AM1.0 ft	3:26 PM1.7 ft	9:07 PM1.2 ft	7:26 AM	6:41 PM	94%
Sat Oct 24	2:58 AM1.8 ft	9:39 AM0.7 ft	4:38 PM1.8 ft	9:46 PM1.5 ft	7:27 AM	6:40 PM	98%

Water temperature near Port Bolivar

72.1 F (22.3 C)

NDBC buoy GNJT2 (8771341 - Galveston Bay Entrance (North Jetty), TX), 3.4 mi away, observed 08:48 UTC October 18, 2026

Water temperature is the nearest NOAA reading to Port Bolivar, 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					7:13 AM	7:05 PM	72%
Fri Oct 2					7:13 AM	7:04 PM	62%
Sat Oct 3					7:14 AM	7:03 PM	51%
Sun Oct 4					7:14 AM	7:01 PM	41%
Mon Oct 5					7:15 AM	7:00 PM	31%
Tue Oct 6					7:15 AM	6:59 PM	21%
Wed Oct 7					7:16 AM	6:58 PM	13%
Thu Oct 8					7:16 AM	6:57 PM	7%
Fri Oct 9					7:17 AM	6:56 PM	3%
Sat Oct 10					7:18 AM	6:54 PM	0%
Sun Oct 11					7:18 AM	6:53 PM	0%
Mon Oct 12					7:19 AM	6:52 PM	2%
Tue Oct 13					7:19 AM	6:51 PM	7%
Wed Oct 14					7:20 AM	6:50 PM	13%
Thu Oct 15					7:21 AM	6:49 PM	21%
Fri Oct 16	2:40 AM2.2 ft	2:20 PM0.4 ft			7:21 AM	6:48 PM	30%
Sat Oct 17	3:22 AM2.2 ft	3:18 PM0.5 ft			7:22 AM	6:47 PM	40%
Sun Oct 18today	4:00 AM2.1 ft	4:27 PM0.6 ft			7:23 AM	6:46 PM	51%
Mon Oct 19	4:31 AM2.1 ft	5:41 PM0.7 ft			7:23 AM	6:45 PM	62%
Tue Oct 20	4:48 AM2.0 ft	6:47 PM0.7 ft			7:24 AM	6:44 PM	72%
Wed Oct 21	4:35 AM1.8 ft	9:55 AM1.6 ft	12:33 PM1.6 ft	7:41 PM0.8 ft	7:25 AM	6:43 PM	81%
Thu Oct 22	3:47 AM1.7 ft	9:24 AM1.3 ft	2:07 PM1.6 ft	8:26 PM1.0 ft	7:25 AM	6:42 PM	88%
Fri Oct 23	3:11 AM1.7 ft	9:22 AM1.0 ft	3:26 PM1.7 ft	9:07 PM1.2 ft	7:26 AM	6:41 PM	94%
Sat Oct 24	2:58 AM1.8 ft	9:39 AM0.7 ft	4:38 PM1.8 ft	9:46 PM1.5 ft	7:27 AM	6:40 PM	98%
Sun Oct 25	2:57 AM1.8 ft	10:06 AM0.3 ft	5:48 PM1.9 ft	10:22 PM1.7 ft	7:27 AM	6:39 PM	100%
Mon Oct 26	2:57 AM1.9 ft	10:39 AM0.0 ft	7:07 PM2.0 ft	10:37 PM1.9 ft	7:28 AM	6:38 PM	99%
Tue Oct 27	2:52 AM2.0 ft	11:17 AM-0.2 ft			7:29 AM	6:37 PM	97%
Wed Oct 28	2:23 AM2.1 ft	12:01 PM-0.3 ft			7:29 AM	6:36 PM	92%
Thu Oct 29	2:08 AM2.2 ft	12:51 PM-0.3 ft			7:30 AM	6:35 PM	85%
Fri Oct 30	2:38 AM2.3 ft	1:49 PM-0.1 ft			7:31 AM	6:35 PM	77%
Sat Oct 31	3:14 AM2.2 ft	2:57 PM0.0 ft			7:32 AM	6:34 PM	67%

November 2026 tide table

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Nov 1	2:43 AM2.1 ft	3:16 PM0.2 ft			6:32 AM	5:33 PM	57%
Mon Nov 2	2:56 AM2.0 ft	4:42 PM0.4 ft			6:33 AM	5:32 PM	46%
Tue Nov 3	2:47 AM1.8 ft	7:20 AM1.6 ft	10:24 AM1.6 ft	6:01 PM0.6 ft	6:34 AM	5:31 PM	36%
Wed Nov 4	2:20 AM1.6 ft	7:30 AM1.2 ft	12:24 PM1.6 ft	7:05 PM0.8 ft	6:35 AM	5:31 PM	26%
Thu Nov 5	1:51 AM1.6 ft	7:52 AM0.9 ft	2:03 PM1.6 ft	7:57 PM1.1 ft	6:35 AM	5:30 PM	17%
Fri Nov 6	1:36 AM1.6 ft	8:17 AM0.5 ft	3:33 PM1.7 ft	8:44 PM1.3 ft	6:36 AM	5:29 PM	10%
Sat Nov 7	1:33 AM1.7 ft	8:43 AM0.2 ft	4:57 PM1.8 ft	9:31 PM1.5 ft	6:37 AM	5:29 PM	4%
Sun Nov 8	1:38 AM1.8 ft	9:09 AM-0.0 ft	6:25 PM1.8 ft	10:22 PM1.7 ft	6:38 AM	5:28 PM	1%
Mon Nov 9	1:44 AM1.8 ft	9:37 AM-0.1 ft	8:13 PM1.8 ft	11:36 PM1.8 ft	6:39 AM	5:27 PM	0%
Tue Nov 10	1:38 AM1.8 ft	10:06 AM-0.2 ft	10:18 PM1.9 ft		6:39 AM	5:27 PM	1%
Wed Nov 11	10:39 AM-0.1 ft	11:37 PM1.9 ft			6:40 AM	5:26 PM	4%
Thu Nov 12	11:16 AM-0.1 ft				6:41 AM	5:26 PM	10%
Fri Nov 13	12:32 AM1.9 ft	11:59 AM0.0 ft			6:42 AM	5:25 PM	17%
Sat Nov 14	1:16 AM1.9 ft	12:48 PM0.1 ft			6:43 AM	5:25 PM	26%
Sun Nov 15	1:52 AM1.8 ft	1:44 PM0.2 ft			6:43 AM	5:24 PM	35%
Mon Nov 16	2:19 AM1.8 ft	2:43 PM0.4 ft			6:44 AM	5:24 PM	46%
Tue Nov 17	2:27 AM1.6 ft	3:44 PM0.5 ft			6:45 AM	5:23 PM	56%
Wed Nov 18	1:59 AM1.5 ft	4:43 PM0.6 ft			6:46 AM	5:23 PM	67%
Thu Nov 19	12:59 AM1.4 ft	7:27 AM0.9 ft	12:16 PM1.1 ft	5:39 PM0.8 ft	6:47 AM	5:22 PM	76%
Fri Nov 20	12:25 AM1.4 ft	7:13 AM0.5 ft	2:06 PM1.2 ft	6:36 PM1.1 ft	6:47 AM	5:22 PM	85%
Sat Nov 21	12:15 AM1.4 ft	7:27 AM0.1 ft	3:35 PM1.4 ft	7:34 PM1.3 ft	6:48 AM	5:22 PM	92%
Sun Nov 22	12:13 AM1.5 ft	7:53 AM-0.2 ft	4:59 PM1.6 ft	8:33 PM1.5 ft	6:49 AM	5:22 PM	96%
Mon Nov 23	12:12 AM1.6 ft	8:28 AM-0.6 ft	6:57 PM1.7 ft	9:17 PM1.7 ft	6:50 AM	5:21 PM	99%
Tue Nov 24	12:06 AM1.7 ft	9:08 AM-0.8 ft	11:50 PM1.8 ft		6:51 AM	5:21 PM	100%
Wed Nov 25	9:53 AM-0.8 ft				6:51 AM	5:21 PM	98%
Thu Nov 26	12:22 AM1.8 ft	10:45 AM-0.8 ft			6:52 AM	5:21 PM	94%
Fri Nov 27	1:11 AM1.9 ft	11:42 AM-0.7 ft			6:53 AM	5:21 PM	89%
Sat Nov 28	1:50 AM1.8 ft	12:45 PM-0.5 ft			6:54 AM	5:20 PM	81%
Sun Nov 29	2:03 AM1.7 ft	1:54 PM-0.3 ft			6:55 AM	5:20 PM	72%
Mon Nov 30	1:44 AM1.4 ft	3:08 PM-0.0 ft			6:55 AM	5:20 PM	62%

Tidal datums at Port Bolivar

Heights on this page are above mean lower low water (MLLW), the chart datum. NOAA's accepted datums for station 8771328, in feet above MLLW:

MHHW

5.42 ft

Mean higher high water

MHW

5.34 ft

Mean high water

MSL

4.86 ft

Mean sea level

MLW

4.21 ft

Mean low water

1.12 ft

Mean range

1.40 ft

Diurnal range

Highest observed water level: 9.36 ft above MLLW on September 11, 1998. Tidal datum epoch 1983-2001.

Nearby tide stations

Galveston Bay Entrance, North Jetty3.4 mi
GALVESTON, Galveston Channel3.9 mi
Galveston Pleasure Pier5.5 mi
Galveston Bay Entrance, South Jetty5.9 mi
Sievers Cove, Goat Island6.2 mi · next high 4:58 AM
Texas City, Galveston Bay6.6 mi · next high 6:15 AM

Questions

What time is high tide at Port Bolivar today?

High tide at Port Bolivar, Texas on Sunday, October 18, 2026 is at 4:00 AM (2.1 ft above MLLW), NOAA prediction, local time.

What time is low tide at Port Bolivar today?

Low tide at Port Bolivar on Sunday, October 18, 2026 is at 4:27 PM (0.6 ft).

What is the water temperature at Port Bolivar?

The nearest NOAA water-temperature reading to Port Bolivar is 72.1 F at buoy GNJT2 (3.4 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 8771328.