Water Temperature of Barataria Bay in Grand Isle, LA

Current Water Temperature

74.7°F

Measurement Time: Sunday, March 29, 2026, 3:48 AM CDT

Today's Tides

Low: March 29, 6:26 AM, 0.0 ft
 High: March 29, 9:24 PM, 0.8 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 Mexico

Barataria Bay

Station 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

65.5°F
Clear
Clear
65.5°F
75°F
60%
E 10.3 mph
14.3 mph
70.2°F
46.4°F
0 in
0%
9 mi
1024 mbar
0

Five Day Weather Forecast

Sunny
Sun
H: 73°F
L: 68°F
Moderate rain
Mon
H: 73°F
L: 69°F
Patchy rain nearby
Tue
H: 72°F
L: 70°F
Patchy rain nearby
Wed
H: 75°F
L: 72°F
Moderate rain
Thu
H: 75°F
L: 73°F

Air Quality

AQI: 1 - Good
PM2.5: 10.85 μg/m3
PM10: 14.05 μg/m3
Carbon Monoxide: 189.85 μg/m3
Nitrogen Dioxide: 2.55 μg/m3
Sulphur Dioxide: 2.45 μg/m3
Ozone: 103 μg/m3

Astronomical

Sunrise: 6:53 AM
Sun Transit: 1:04 PM
Sunset: 7:16 PM
Daylight: 12 hrs 23 mins
Moonrise: 4:17 PM
Moon Transit: 10:55 PM
Moonset: 4:55 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.2%

Best Times for Fishing or Hunting

Major Periods

10:03 AM - 12:33 AM
12:00 AM - 12:00 AM

Minor Periods

3:47 PM - 5:17 PM
4:25 AM - 5:55 AM

Action Rating: 2 out of 5

Sunday, March 29, 2026

Weather Forecast

Sunny
72.7°F
68.4°F
70.7°F
73%
0 in
0%
0%
20.1 mph
1.6


Air Quality

AQI: 1 - Good
PM2.5: 7.86 μg/m3
PM10: 9.94 μg/m3
Carbon Monoxide: 182.93 μg/m3
Nitrogen Dioxide: 2.09 μg/m3
Sulphur Dioxide: 1.99 μg/m3
Ozone: 114.12 μg/m3

Astronomical

Sunrise: 6:53 AM
Sun Transit: 1:04 PM
Sunset: 7:16 PM
Daylight: 12 hrs 23 mins
Moonrise: 4:17 PM
Moon Transit: 10:55 PM
Moonset: 4:55 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 86.2%

Best Times for Fishing or Hunting

Major Periods

10:03 AM - 12:33 AM
12:00 AM - 12:00 AM

Minor Periods

3:47 PM - 5:17 PM
4:25 AM - 5:55 AM

Action Rating: 2 out of 5

Monday, March 30, 2026

Weather Forecast

Moderate rain
72.5°F
68.9°F
70.9°F
90%
0.76 in
88%
0%
19.9 mph
2.1


Air Quality

AQI: 1 - Good
PM2.5: 8.82 μg/m3
PM10: 12.48 μg/m3
Carbon Monoxide: 160.13 μg/m3
Nitrogen Dioxide: 1.73 μg/m3
Sulphur Dioxide: 1.15 μg/m3
Ozone: 112.96 μg/m3

Astronomical

Sunrise: 6:52 AM
Sun Transit: 1:04 PM
Sunset: 7:17 PM
Daylight: 12 hrs 25 mins
Moonrise: 5:17 PM
Moon Transit: 11:40 PM
Moonset: 5:26 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.0%

Best Times for Fishing or Hunting

Major Periods

10:48 AM - 1:18 PM
12:00 AM - 12:00 AM

Minor Periods

4:47 PM - 6:17 PM
4:56 AM - 6:26 AM

Action Rating: 3 out of 5

Tuesday, March 31, 2026

Weather Forecast

Patchy rain nearby
71.5°F
69.6°F
71.1°F
96%
0.06 in
74%
0%
14.3 mph
2.2


Air Quality

AQI: 1 - Good
PM2.5: 6.89 μg/m3
PM10: 10.13 μg/m3
Carbon Monoxide: 139.49 μg/m3
Nitrogen Dioxide: 1.69 μg/m3
Sulphur Dioxide: 1.1 μg/m3
Ozone: 93.44 μg/m3

Astronomical

Sunrise: 6:51 AM
Sun Transit: 1:03 PM
Sunset: 7:18 PM
Daylight: 12 hrs 27 mins
Moonrise: 6:15 PM
Moon Transit: 12:00 AM
Moonset: 5:56 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
11:32 AM - 2:02 PM

Minor Periods

5:45 PM - 7:15 PM
5:26 AM - 6:56 AM

Action Rating: 4 out of 5

Wednesday, April 1, 2026

Weather Forecast

Patchy rain nearby
75°F
71.5°F
73.4°F
85%
0.04 in
89%
0%
17.9 mph
2.1


Air Quality

AQI: 1 - Good
PM2.5: 7.98 μg/m3
PM10: 11.89 μg/m3
Carbon Monoxide: 126.37 μg/m3
Nitrogen Dioxide: 1.71 μg/m3
Sulphur Dioxide: 1.21 μg/m3
Ozone: 84.24 μg/m3

Astronomical

Sunrise: 6:50 AM
Sun Transit: 1:03 PM
Sunset: 7:18 PM
Daylight: 12 hrs 28 mins
Moonrise: 7:12 PM
Moon Transit: 12:23 AM
Moonset: 6:24 AM
Moon Phase: Full
Moon Illumination: 99.8%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
12:14 AM - 2:44 PM

Minor Periods

6:42 PM - 8:12 PM
5:54 AM - 7:24 AM

Action Rating: 3 out of 5

Thursday, April 2, 2026

Weather Forecast

Moderate rain
74.5°F
73.1°F
73.8°F
86%
0.35 in
87%
0%
19.5 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 7.14 μg/m3
PM10: 10.68 μg/m3
Carbon Monoxide: 121.62 μg/m3
Nitrogen Dioxide: 2.02 μg/m3
Sulphur Dioxide: 1.23 μg/m3
Ozone: 82.15 μg/m3

Astronomical

Sunrise: 6:48 AM
Sun Transit: 1:03 PM
Sunset: 7:19 PM
Daylight: 12 hrs 30 mins
Moonrise: 8:09 PM
Moon Transit: 1:05 AM
Moonset: 6:53 AM
Moon Phase: Full
Moon Illumination: 99.5%

Best Times for Fishing or Hunting

Major Periods

12:35 AM - 3:05 AM
12:57 AM - 3:27 PM

Minor Periods

7:39 PM - 9:09 PM
6:23 AM - 7:53 AM

Action Rating: 5 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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