Water Temperature of Barataria Bay in Grand Isle, LA
Current Water Temperature
Measurement Time: Monday, September 28, 2026, 6:54 PM CDT
Today's Tides
Low: September 28, 8:51 AM, 0.5 ft
High: September 28, 11:05 PM, 1.5 ft
Temperature Locations
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Local Points of Interest
Bayou Fifi; Barataria Pass; Grand Isle State Park; Fifi Island; Bay Des Ilettes; Mendicant Island; Gulf of MexicoStation Name: Grand Isle
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 16 feet
Sensor Depth: -4 feet
Nearest Address:
93 Aquasport Dr
Grand Isle, LA 70358
Jefferson County
GPS Coordinates: 29.263, -89.957
Nearby Water Temperatures
Gulf of Mexico, Plaquemines Parish, LA (26.6 mi)Southwest Pass, Venice, LA (40.3 mi)
Mississippi River, Pilottown, LA (42.5 mi)
Lake Borgne, Shell Beach, LA (45.2 mi)
Bayou Gauche, Bayou Gauche, LA (45.8 mi)
Mississippi River, New Orleans, LA (47.5 mi)
Mississippi Sound, Waveland, MS (71.7 mi)
Mississippi Sound, Pass Christian, MS (79.8 mi)
Lower Atchafalaya River, Berwick, LA (81.9 mi)
Bay of St. Louis, Bay St. Louis, MS (82.6 mi)
Atchafalaya Bay, Morgan City, LA (84.2 mi)
Atchafalaya Bay, Morgan City, LA (86.3 mi)
Mississippi Sound, Biloxi, MS (93.8 mi)
Biloxy Bay, Biloxi, MS (101.9 mi)
Mississippi Sound, Pascagoula, MS (109.5 mi)
Weather for Grand Isle, Louisiana
Current Weather
Weather Forecast
Tonight
81°F - Mostly Clear
Tuesday
85°F - Sunny
Tuesday Night
81°F - Mostly Clear
Wednesday
85°F - Sunny then Slight Chance Showers And Thunderstorms
Wednesday Night
81°F - Slight Chance Showers And Thunderstorms then Mostly Clear
Thursday
86°F - Chance Showers And Thunderstorms
Thursday Night
81°F - Chance Showers And Thunderstorms
Friday
85°F - Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Friday Night
80°F - Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Saturday
85°F - Showers And Thunderstorms Likely
Saturday Night
80°F - Showers And Thunderstorms Likely
Sunday
85°F - Showers And Thunderstorms Likely
Sunday Night
79°F - Showers And Thunderstorms Likely
Monday
83°F - Showers And Thunderstorms Likely
Astronomical
Sun Transit: 12:50 AM
Sunset: 6:49 PM
Daylight: 11 hrs 57 mins
Moon Transit: 2:00 AM
Moonset: 8:49 AM
Moon Phase: Full
Moon Illumination: 92.4%
Best Times for Fishing or Hunting
Major Periods
1:30 AM - 4:00 AM1:55 PM - 4:25 PM
Minor Periods
7:25 PM - 8:55 PM8:19 AM - 9:49 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 6:49 PM
Daylight: 11 hrs 57 mins
Moon Transit: 2:00 AM
Moonset: 8:49 AM
Moon Phase: Full
Moon Illumination: 92.4%
Best Times for Fishing or Hunting
Major Periods
1:30 AM - 4:00 AM1:55 PM - 4:25 PM
Minor Periods
7:25 PM - 8:55 PM8:19 AM - 9:49 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 6:48 PM
Daylight: 11 hrs 56 mins
Moon Transit: 2:51 AM
Moonset: 9:56 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%
Best Times for Fishing or Hunting
Major Periods
2:21 AM - 4:51 AM2:49 PM - 5:19 PM
Minor Periods
8:08 PM - 9:38 PM9:26 AM - 10:56 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:50 AM
Sunset: 6:48 PM
Daylight: 11 hrs 56 mins
Moon Transit: 2:51 AM
Moonset: 9:56 AM
Moon Phase: Waning Gibbous
Moon Illumination: 85.4%
Best Times for Fishing or Hunting
Major Periods
2:21 AM - 4:51 AM2:49 PM - 5:19 PM
Minor Periods
8:08 PM - 9:38 PM9:26 AM - 10:56 AM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 6:47 PM
Daylight: 11 hrs 54 mins
Moon Transit: 3:47 AM
Moonset: 11:05 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%
Best Times for Fishing or Hunting
Major Periods
3:17 AM - 5:47 AM3:48 PM - 6:18 PM
Minor Periods
8:56 PM - 10:26 PM10:35 AM - 12:05 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 6:47 PM
Daylight: 11 hrs 54 mins
Moon Transit: 3:47 AM
Moonset: 11:05 AM
Moon Phase: Waning Gibbous
Moon Illumination: 76.5%
Best Times for Fishing or Hunting
Major Periods
3:17 AM - 5:47 AM3:48 PM - 6:18 PM
Minor Periods
8:56 PM - 10:26 PM10:35 AM - 12:05 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 6:46 PM
Daylight: 11 hrs 52 mins
Moon Transit: 4:48 AM
Moonset: 12:14 AM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%
Best Times for Fishing or Hunting
Major Periods
4:18 AM - 6:48 AM4:49 PM - 7:19 PM
Minor Periods
9:54 PM - 11:24 PM11:44 AM - 1:14 PM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 6:46 PM
Daylight: 11 hrs 52 mins
Moon Transit: 4:48 AM
Moonset: 12:14 AM
Moon Phase: Waning Gibbous
Moon Illumination: 66.3%
Best Times for Fishing or Hunting
Major Periods
4:18 AM - 6:48 AM4:49 PM - 7:19 PM
Minor Periods
9:54 PM - 11:24 PM11:44 AM - 1:14 PM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 6:44 PM
Daylight: 11 hrs 51 mins
Moon Transit: 5:50 AM
Moonset: 1:18 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%
Best Times for Fishing or Hunting
Major Periods
5:20 AM - 7:50 AM5:52 PM - 8:22 PM
Minor Periods
12:00 AM - 12:00 AM12:48 AM - 2:18 PM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:49 AM
Sunset: 6:44 PM
Daylight: 11 hrs 51 mins
Moon Transit: 5:50 AM
Moonset: 1:18 PM
Moon Phase: Last Quarter
Moon Illumination: 55.3%
Best Times for Fishing or Hunting
Major Periods
5:20 AM - 7:50 AM5:52 PM - 8:22 PM
Minor Periods
12:00 AM - 12:00 AM12:48 AM - 2:18 PM
Action Rating: 2 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 6:43 PM
Daylight: 11 hrs 49 mins
Moon Transit: 6:53 AM
Moonset: 2:15 PM
Moon Phase: Last Quarter
Moon Illumination: 43.9%
Best Times for Fishing or Hunting
Major Periods
6:23 AM - 8:53 AM6:54 PM - 9:24 PM
Minor Periods
1:45 PM - 3:15 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 6:43 PM
Daylight: 11 hrs 49 mins
Moon Transit: 6:53 AM
Moonset: 2:15 PM
Moon Phase: Last Quarter
Moon Illumination: 43.9%
Best Times for Fishing or Hunting
Major Periods
6:23 AM - 8:53 AM6:54 PM - 9:24 PM
Minor Periods
1:45 PM - 3:15 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 6:42 PM
Daylight: 11 hrs 47 mins
Moon Transit: 7:53 AM
Moonset: 3:04 PM
Moon Phase: Last Quarter
Moon Illumination: 32.9%
Best Times for Fishing or Hunting
Major Periods
7:23 AM - 9:53 AM7:52 PM - 10:22 PM
Minor Periods
2:34 PM - 4:04 PM12:06 AM - 1:36 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 6:42 PM
Daylight: 11 hrs 47 mins
Moon Transit: 7:53 AM
Moonset: 3:04 PM
Moon Phase: Last Quarter
Moon Illumination: 32.9%
Best Times for Fishing or Hunting
Major Periods
7:23 AM - 9:53 AM7:52 PM - 10:22 PM
Minor Periods
2:34 PM - 4:04 PM12:06 AM - 1:36 AM
Action Rating: 3 out of 5
Weather Forecast
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 12:48 AM
Sunset: 6:41 PM
Daylight: 11 hrs 45 mins
Moon Transit: 8:49 AM
Moonset: 3:46 PM
Moon Phase: Last Quarter
Moon Illumination: 22.8%
Best Times for Fishing or Hunting
Major Periods
8:19 AM - 10:49 AM8:45 PM - 11:15 PM
Minor Periods
3:16 PM - 4:46 PM1:14 AM - 2:44 AM
Action Rating: 2 out of 5
