Water Temperature of Barataria Bay in Grand Isle, LA

Current Water Temperature

55.4°F

Measurement Time: Friday, January 30, 2026, 3:36 PM CST

Today's Tides

Low: January 30, 6:17 AM, -0.9 ft
 High: January 30, 7:51 PM, 1.0 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

61.3°F
Sunny
Sunny
61.3°F
58.4°F
46%
NW 16.6 mph
23.6 mph
55.8°F
49.8°F
0 in
0%
9 mi
1018 mbar
1.4

Five Day Weather Forecast

Sunny
Fri
H: 59°F
L: 49°F
Sunny
Sat
H: 38°F
L: 34°F
Sunny
Sun
H: 43°F
L: 32°F
Sunny
Mon
H: 56°F
L: 43°F
Sunny
Tue
H: 63°F
L: 56°F

Air Quality

AQI: 1 - Good
PM2.5: 15.75 μg/m3
PM10: 16.05 μg/m3
Carbon Monoxide: 214.85 μg/m3
Nitrogen Dioxide: 4.45 μg/m3
Sulphur Dioxide: 3.95 μg/m3
Ozone: 94 μg/m3

Astronomical

Sunrise: 6:50 AM
Sun Transit: 12:13 AM
Sunset: 5:36 PM
Daylight: 10 hrs 46 mins
Moonrise: 3:15 PM
Moon Transit: 10:39 PM
Moonset: 5:03 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.4%

Best Times for Fishing or Hunting

Major Periods

9:38 AM - 12:08 AM
12:00 AM - 12:00 AM

Minor Periods

2:45 PM - 4:15 PM
4:33 AM - 6:03 AM

Action Rating: 2 out of 5

Wind Advisory issued January 29 at 10:14PM CST until February 1 at 12:00AM CST by NWS New Orleans LA

Effective: Thu January 29, 2026, 10:14 PM
Expires: Fri January 30, 2026, 1:00 PM

* WHAT...For the Wind Advisory, north winds 15 to 25 mph with gusts up to 40 mph expected. For the Extreme Cold Warning, dangerously cold wind chills as low as 10 expected. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...For the Wind Advisory, from midnight Friday Night to midnight CST Saturday Night. For the Extreme Cold Warning, from midnight Friday Night to 10 AM CST Sunday. * IMPACTS...For Wind Advisory...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. For the Extreme Cold Warning...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. An extended period of freezing temperatures could cause ruptured water pipes.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Keep pets indoors as much as possible.


Extreme Cold Warning issued January 29 at 10:14PM CST until February 1 at 10:00AM CST by NWS New Orleans LA

Effective: Thu January 29, 2026, 10:14 PM
Expires: Fri January 30, 2026, 1:00 PM

* WHAT...For the Wind Advisory, north winds 15 to 25 mph with gusts up to 40 mph expected. For the Extreme Cold Warning, dangerously cold wind chills as low as 10 expected. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...For the Wind Advisory, from midnight Friday Night to midnight CST Saturday Night. For the Extreme Cold Warning, from midnight Friday Night to 10 AM CST Sunday. * IMPACTS...For Wind Advisory...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. For the Extreme Cold Warning...Frostbite and hypothermia will occur if unprotected skin is exposed to these temperatures. An extended period of freezing temperatures could cause ruptured water pipes.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Keep pets indoors as much as possible.


Wind Advisory issued January 30 at 11:23AM CST until February 1 at 12:00AM CST by NWS New Orleans LA

Effective: Fri January 30, 2026, 11:23 AM
Expires: Sat January 31, 2026, 1:30 AM

* WHAT...For the Extreme Cold Warning, dangerously cold wind chills as low as 10 above expected. For the Wind Advisory, north winds 15 to 25 mph with gusts up to 40 mph expected. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...For the Extreme Cold Warning, from midnight tonight to 10 AM CST Sunday. For the Wind Advisory, from midnight tonight to midnight CST Saturday Night. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Keep pets indoors as much as possible.


Extreme Cold Warning issued January 30 at 11:23AM CST until February 1 at 10:00AM CST by NWS New Orleans LA

Effective: Fri January 30, 2026, 11:23 AM
Expires: Sat January 31, 2026, 1:30 AM

* WHAT...For the Extreme Cold Warning, dangerously cold wind chills as low as 10 above expected. For the Wind Advisory, north winds 15 to 25 mph with gusts up to 40 mph expected. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...For the Extreme Cold Warning, from midnight tonight to 10 AM CST Sunday. For the Wind Advisory, from midnight tonight to midnight CST Saturday Night. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. Dress in layers including a hat, face mask, and gloves if you must go outside. To prevent water pipes from freezing; wrap or drain or allow them to drip slowly. Keep pets indoors as much as possible.


Friday, January 30, 2026

Weather Forecast

Sunny
58.8°F
48.9°F
56.4°F
74%
0 in
0%
0%
26.2 mph
0.9


Air Quality

AQI: 1 - Good
PM2.5: 10.29 μg/m3
PM10: 11.96 μg/m3
Carbon Monoxide: 173.97 μg/m3
Nitrogen Dioxide: 3.73 μg/m3
Sulphur Dioxide: 2.4 μg/m3
Ozone: 102.16 μg/m3

Astronomical

Sunrise: 6:50 AM
Sun Transit: 12:13 AM
Sunset: 5:36 PM
Daylight: 10 hrs 46 mins
Moonrise: 3:15 PM
Moon Transit: 10:39 PM
Moonset: 5:03 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 93.4%

Best Times for Fishing or Hunting

Major Periods

9:38 AM - 12:08 AM
12:00 AM - 12:00 AM

Minor Periods

2:45 PM - 4:15 PM
4:33 AM - 6:03 AM

Action Rating: 2 out of 5

Saturday, January 31, 2026

Weather Forecast

Sunny
37.9°F
33.8°F
37.5°F
68%
0 in
0%
0%
30 mph
0.9


Air Quality

AQI: 1 - Good
PM2.5: 7.29 μg/m3
PM10: 7.45 μg/m3
Carbon Monoxide: 188.01 μg/m3
Nitrogen Dioxide: 3.61 μg/m3
Sulphur Dioxide: 2.7 μg/m3
Ozone: 85.84 μg/m3

Astronomical

Sunrise: 6:50 AM
Sun Transit: 12:13 AM
Sunset: 5:37 PM
Daylight: 10 hrs 48 mins
Moonrise: 4:27 PM
Moon Transit: 11:39 PM
Moonset: 5:58 AM
Moon Phase: Waxing Gibbous
Moon Illumination: 97.9%

Best Times for Fishing or Hunting

Major Periods

10:40 AM - 1:10 PM
12:00 AM - 12:00 AM

Minor Periods

3:57 PM - 5:27 PM
5:28 AM - 6:58 AM

Action Rating: 4 out of 5

Sunday, February 1, 2026

Weather Forecast

Sunny
43.3°F
31.8°F
36.6°F
66%
0 in
0%
0%
21.9 mph
0.9


Air Quality

AQI: 1 - Good
PM2.5: 3.42 μg/m3
PM10: 3.5 μg/m3
Carbon Monoxide: 168.81 μg/m3
Nitrogen Dioxide: 3.96 μg/m3
Sulphur Dioxide: 1.75 μg/m3
Ozone: 76.8 μg/m3

Astronomical

Sunrise: 6:49 AM
Sun Transit: 12:13 AM
Sunset: 5:38 PM
Daylight: 10 hrs 49 mins
Moonrise: 5:36 PM
Moon Transit: 12:00 AM
Moonset: 6:45 AM
Moon Phase: Full
Moon Illumination: 99.9%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
11:37 AM - 2:07 PM

Minor Periods

5:06 PM - 6:36 PM
6:15 AM - 7:45 AM

Action Rating: 3 out of 5

Monday, February 2, 2026

Weather Forecast

Sunny
55.9°F
43°F
49.1°F
59%
0 in
0%
0%
9.4 mph
1


Air Quality

AQI: 1 - Good
PM2.5: 3.41 μg/m3
PM10: 3.95 μg/m3
Carbon Monoxide: 158.82 μg/m3
Nitrogen Dioxide: 4.07 μg/m3
Sulphur Dioxide: 2.16 μg/m3
Ozone: 83.52 μg/m3

Astronomical

Sunrise: 6:48 AM
Sun Transit: 12:13 AM
Sunset: 5:39 PM
Daylight: 10 hrs 51 mins
Moonrise: 6:42 PM
Moon Transit: 12:34 AM
Moonset: 7:23 AM
Moon Phase: Full
Moon Illumination: 99.4%

Best Times for Fishing or Hunting

Major Periods

12:04 AM - 2:34 AM
12:30 AM - 3:00 PM

Minor Periods

6:12 PM - 7:42 PM
6:53 AM - 8:23 AM

Action Rating: 4 out of 5

Tuesday, February 3, 2026

Weather Forecast

Sunny
63.3°F
56.4°F
60.7°F
69%
0 in
0%
0%
13.4 mph
1.1


Air Quality

AQI: 1 - Good
PM2.5: 6.62 μg/m3
PM10: 8.95 μg/m3
Carbon Monoxide: 155.54 μg/m3
Nitrogen Dioxide: 1.68 μg/m3
Sulphur Dioxide: 1.51 μg/m3
Ozone: 98 μg/m3

Astronomical

Sunrise: 6:48 AM
Sun Transit: 12:13 AM
Sunset: 5:40 PM
Daylight: 10 hrs 52 mins
Moonrise: 7:44 PM
Moon Transit: 1:23 AM
Moonset: 7:57 AM
Moon Phase: Full
Moon Illumination: 96.3%

Best Times for Fishing or Hunting

Major Periods

12:53 AM - 3:23 AM
1:17 PM - 3:47 PM

Minor Periods

7:14 PM - 8:44 PM
7:27 AM - 8:57 AM

Action Rating: 3 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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