Louisiana tide station

Rat Bayou tide times

Today, Sunday, October 18, 2026: high tide at 6:18 AM (0.9 ft); low tide at 8:06 PM (0.3 ft). Water temperature 75.9 F at buoy GISL1 (24 mi away).

NOAA station 8761431 · Reference station · MLLW datum · times in CDT · sunrise 7:03 AM, sunset 6:26 PM · first quarter (51% lit)

High tide▲

6:18AM

0.9FT MLLW

high

Low tide▼

8:06PM

0.3FT 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 6:18 AM (0.9 ft).

First Quarter 51% litSunrise 7:03 AMSunset 6:26 PMDaylight 11h 22mCDT

High tide at Rat Bayou, Louisiana on October 18, 2026 is at 6:18 AM (0.9 ft above MLLW).
Low tide at Rat Bayou on October 18, 2026 is at 8:06 PM (0.3 ft).
Today's tidal range at Rat Bayou is 0.5 ft (highest high 0.9 ft, lowest low 0.3 ft).
The nearest NOAA water temperature to Rat Bayou is 75.9 F at buoy GISL1 (24 mi away), as of October 18, 2026.
Sunrise 7:03 AM, sunset 6:26 PM (CDT); moon first quarter, 51% illuminated.
Predictions are NOAA CO-OPS tide predictions for station 8761431 (harmonic reference station), heights above MLLW.

Next 7 days at Rat Bayou

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Oct 18today	6:18 AM0.9 ft	8:06 PM0.3 ft			7:03 AM	6:26 PM	51%
Mon Oct 19	7:00 AM0.8 ft	8:48 PM0.4 ft			7:03 AM	6:25 PM	62%
Tue Oct 20	8:06 AM0.8 ft	9:54 PM0.4 ft			7:04 AM	6:24 PM	72%
Wed Oct 21	9:00 AM0.7 ft	10:54 PM0.5 ft			7:05 AM	6:23 PM	81%
Thu Oct 22	9:30 AM0.6 ft	11:36 AM0.6 ft	2:00 PM0.6 ft	11:30 PM0.6 ft	7:05 AM	6:22 PM	88%
Fri Oct 23	2:18 AM0.6 ft	11:24 AM0.5 ft			7:06 AM	6:21 PM	94%
Sat Oct 24	1:36 AM0.7 ft	11:18 AM0.4 ft			7:07 AM	6:20 PM	98%

Water temperature near Rat Bayou

75.9 F (24.4 C)

NDBC buoy GISL1 (8761724 - Grand Isle, LA), 24 mi away, observed 08:48 UTC October 18, 2026

Water temperature is the nearest NOAA reading to Rat Bayou, 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 Louisiana station.

October 2026 tide table

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Thu Oct 1					6:53 AM	6:45 PM	72%
Fri Oct 2					6:53 AM	6:44 PM	62%
Sat Oct 3					6:54 AM	6:42 PM	51%
Sun Oct 4					6:54 AM	6:41 PM	41%
Mon Oct 5					6:55 AM	6:40 PM	31%
Tue Oct 6					6:55 AM	6:39 PM	21%
Wed Oct 7					6:56 AM	6:38 PM	13%
Thu Oct 8					6:57 AM	6:37 PM	7%
Fri Oct 9					6:57 AM	6:35 PM	3%
Sat Oct 10					6:58 AM	6:34 PM	0%
Sun Oct 11					6:58 AM	6:33 PM	0%
Mon Oct 12					6:59 AM	6:32 PM	2%
Tue Oct 13					7:00 AM	6:31 PM	7%
Wed Oct 14					7:00 AM	6:30 PM	13%
Thu Oct 15					7:01 AM	6:29 PM	21%
Fri Oct 16	5:06 AM0.9 ft	6:24 PM0.3 ft			7:01 AM	6:28 PM	30%
Sat Oct 17	5:42 AM0.9 ft	7:24 PM0.3 ft			7:02 AM	6:27 PM	40%
Sun Oct 18today	6:18 AM0.9 ft	8:06 PM0.3 ft			7:03 AM	6:26 PM	51%
Mon Oct 19	7:00 AM0.8 ft	8:48 PM0.4 ft			7:03 AM	6:25 PM	62%
Tue Oct 20	8:06 AM0.8 ft	9:54 PM0.4 ft			7:04 AM	6:24 PM	72%
Wed Oct 21	9:00 AM0.7 ft	10:54 PM0.5 ft			7:05 AM	6:23 PM	81%
Thu Oct 22	9:30 AM0.6 ft	11:36 AM0.6 ft	2:00 PM0.6 ft	11:30 PM0.6 ft	7:05 AM	6:22 PM	88%
Fri Oct 23	2:18 AM0.6 ft	11:24 AM0.5 ft			7:06 AM	6:21 PM	94%
Sat Oct 24	1:36 AM0.7 ft	11:18 AM0.4 ft			7:07 AM	6:20 PM	98%
Sun Oct 25	1:00 AM0.8 ft	11:42 AM0.3 ft			7:07 AM	6:19 PM	100%
Mon Oct 26	1:24 AM0.9 ft	12:18 PM0.2 ft			7:08 AM	6:18 PM	99%
Tue Oct 27	2:00 AM0.9 ft	1:24 PM0.1 ft			7:09 AM	6:17 PM	97%
Wed Oct 28	2:48 AM1.0 ft	2:54 PM0.1 ft			7:10 AM	6:16 PM	92%
Thu Oct 29	3:48 AM1.0 ft	3:48 PM0.1 ft			7:10 AM	6:15 PM	85%
Fri Oct 30	4:48 AM1.0 ft	4:48 PM0.1 ft			7:11 AM	6:14 PM	77%
Sat Oct 31	5:30 AM0.9 ft	6:24 PM0.1 ft			7:12 AM	6:13 PM	67%

November 2026 tide table

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

Tidal datums at Rat Bayou

Heights on this page are above mean lower low water (MLLW), the chart datum. NOAA's accepted datums for station 8761431, in feet above MLLW:

MHHW

31.39 ft

Mean higher high water

MHW

31.39 ft

Mean high water

MSL

31.10 ft

Mean sea level

MLW

30.86 ft

Mean low water

0.53 ft

Mean range

0.53 ft

Diurnal range

Nearby tide stations

Bayou Chene3.7 mi · next high 6:18 AM
Bay Gardene9.0 mi · next high 5:27 AM
Manilla16 mi · next high 5:27 AM
Quatre Bayous Pass19 mi · next high 5:13 AM
Texaco Dock, Hackberry Bay20 mi · next high 4:40 AM
Bay Pomme D'or20 mi

Questions

What time is high tide at Rat Bayou today?

High tide at Rat Bayou, Louisiana on Sunday, October 18, 2026 is at 6:18 AM (0.9 ft above MLLW), NOAA prediction, local time.

What time is low tide at Rat Bayou today?

Low tide at Rat Bayou on Sunday, October 18, 2026 is at 8:06 PM (0.3 ft).

What is the water temperature at Rat Bayou?

The nearest NOAA water-temperature reading to Rat Bayou is 75.9 F at buoy GISL1 (24 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 8761431.