Nearby Harbors
29.4733’ N, 91.3050’ W

Shell Island, Atchafalaya Bay, LA

78°
H 82°
L 75°
ENE
9mph
Low tide
3:46 pm
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Shell Island, Atchafalaya Bay, LA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Sat
Oct 3 		Thunderstorms
Close Hourly 		82º / 75º 67% ENE 13 mph 93%
4am Partly Cloudy 78º 9% ENE 9 mph 97%
5am Scattered Thunderstorms 78º 40% ENE 9 mph 97%
6am Mostly Cloudy 78º 14% ENE 9 mph 96%
7am Scattered Thunderstorms 78º 42% ENE 9 mph 95%
8am Scattered Thunderstorms 79º 44% ENE 10 mph 96%
9am Cloudy 80º 24% ENE 13 mph 96%
10am Scattered Thunderstorms 82º 49% ENE 12 mph 91%
11am Thunderstorms 82º 63% ENE 13 mph 90%
12pm Thunderstorms 82º 60% E 12 mph 89%
1pm Thunderstorms 82º 64% E 11 mph 90%
2pm Thunderstorms 82º 62% E 11 mph 89%
3pm Thunderstorms 81º 60% E 11 mph 90%
4pm Thunderstorms 81º 67% E 10 mph 88%
5pm Showers 81º 59% E 10 mph 90%
6pm Showers 80º 48% E 9 mph 91%
7pm Showers 79º 36% E 8 mph 96%
8pm Showers 78º 41% ENE 8 mph 100%
9pm Showers 77º 51% ENE 7 mph 100%
10pm Showers 77º 59% ENE 7 mph 100%
11pm Showers 77º 45% ENE 6 mph 100%
Sun
Oct 4 		Thunderstorms
View Hourly 		81º / 74º 69% NNE 8 mph 94%
12am Showers 77º 37% ENE 6 mph 100%
1am Showers 77º 49% ENE 5 mph 100%
2am Scattered Thunderstorms 77º 50% ENE 5 mph 100%
3am Scattered Thunderstorms 77º 53% ENE 5 mph 100%
4am Scattered Thunderstorms 77º 43% ENE 5 mph 99%
5am Scattered Thunderstorms 77º 48% ENE 5 mph 100%
6am Scattered Thunderstorms 77º 51% ENE 5 mph 99%
7am Scattered Thunderstorms 76º 45% NE 5 mph 100%
8am Scattered Thunderstorms 77º 48% NE 6 mph 100%
9am Thunderstorms 78º 69% NE 6 mph 100%
10am Rain 79º 63% NE 8 mph 97%
11am Thunderstorms 79º 69% NE 7 mph 96%
12pm Rain 80º 60% NNE 7 mph 93%
1pm Thunderstorms 79º 60% NE 7 mph 94%
2pm Scattered Thunderstorms 80º 45% NNE 7 mph 89%
3pm Scattered Thunderstorms 81º 37% NNE 8 mph 87%
4pm Scattered Thunderstorms 80º 44% NNE 8 mph 89%
5pm Scattered Thunderstorms 80º 44% NNE 8 mph 89%
6pm Few Showers 79º 31% NNE 8 mph 90%
7pm Cloudy 78º 17% NNE 7 mph 94%
8pm Cloudy 77º 21% NNE 6 mph 99%
9pm Mostly Cloudy 76º 20% NNE 7 mph 100%
10pm Partly Cloudy 76º 17% NNE 7 mph 100%
11pm Partly Cloudy 76º 14% NNE 7 mph 99%
Mon
Oct 5 		Mostly Cloudy
View Hourly 		83º / 73º 24% NE 13 mph 86%
12am Mostly Cloudy 76º 14% NNE 7 mph 99%
1am Partly Cloudy 76º 14% NNE 7 mph 100%
2am Mostly Cloudy 76º 14% NNE 8 mph 98%
3am Cloudy 75º 16% NNE 8 mph 98%
Tue
Oct 6 		Showers 84º / 71º 37% NE 12 mph 79%
Wed
Oct 7 		Partly Cloudy 84º / 70º 23% NE 14 mph 77%
Thu
Oct 8 		Partly Cloudy 85º / 69º 14% NE 15 mph 71%
Fri
Oct 9 		Rain 84º / 72º 69% ENE 15 mph 74%
Sat
Oct 10 		Scattered Thunderstorms 82º / 75º 46% E 14 mph 83%

Weather Radar for Shell Island, Atchafalaya Bay, LA See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Shell Island, Atchafalaya Bay, LA

Saturday
High : 83ºF
E wind around 10 kt. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11am. Seas around 1 ft.
Saturday Night
Low : 75ºF
ENE wind 5 to 10 kt. Showers and possibly a thunderstorm. Seas 1 ft or less.
Sunday
High : 82ºF
Variable winds 5 kt or less. Showers and possibly a thunderstorm. Seas 1 ft or less.
Sunday Night
Low : 74ºF
NE wind 5 to 10 kt. A chance of showers and thunderstorms. Seas 1 ft or less.
Monday
High : 82ºF
NE wind around 10 kt. A chance of showers and thunderstorms. Seas around 1 ft.
Monday Night
Low : 73ºF
NE wind around 10 kt. A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am, then a slight chance of showers and thunderstorms after 1am. Seas around 1 ft.
Tuesday
High : 82ºF
NE wind around 10 kt. A chance of showers and thunderstorms, mainly after 1pm. Seas around 1 ft.
Tuesday Night
Low : 73ºF
ENE wind 5 to 10 kt. A slight chance of showers and thunderstorms. Seas 1 ft or less.
Wednesday
High : 82ºF
ENE wind 10 to 15 kt. A slight chance of showers and thunderstorms. Seas around 1 ft.

NOAA Buoy Data Near Shell Island, Atchafalaya Bay, LA See Map

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    Wind Speed Forecast for Shell Island, Atchafalaya Bay, LA

    SaturdaySundayMonday
    Wind Speed (MPH) 910121086567867
    9am1pm5pm9pm1am5am9am1pm5pm9pm1am5am
    MPH 910121086567867
    DIR ENEENEEEENEENEENENENNENNENNENNE

    Current Weather Conditions In Shell Island, Atchafalaya Bay, LA

    As Of: 11 minutes ago

    • 78ºF
    • 78ºF
    • 9mph
    • 0º (ENE)
    • 9mph
    • Partly Cloudy
    • 9mi
    • 29.88"
    • 97%
    • 0ºF

    The weather right now in Shell Island, Atchafalaya Bay, LA is Partly Cloudy. The current temperature is 78°F, and the expected high and low for today, Saturday, October 3, 2026, are 82° high temperature and 75°F low temperature. The wind is currently blowing at 9 miles per hour, and coming from the East Northeast. The wind is gusting to 9 mph. With the wind and the atmosphere the temperature feels like 78° Fahrenheit. Expected precipitation is 9 percent, with current humidity at 97 percent, and air pressure at 29.88 in. Visibility is 9 nautical miles. There are no current weather alert(s).

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