Hazardous Weather Conditions

Last Update: 306 PM CST Thu Feb 22 2018

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19NM SE Grand Isle LA

Marine Zone Forecast


Synopsis: Persistent onshore flow will continue through Sunday. Another cold front will move off the coast late Sunday but become stationary in the northern gulf Monday before moving north as a warm front Tuesday.

Tonight
Southeast winds 10 to 15 knots. Seas 3 to 5 feet. Dominant period 7 seconds. Patchy fog through the night. Slight chance of showers and thunderstorms after midnight.
Friday
Southeast winds 10 to 15 knots. Seas 3 to 5 feet. Dominant period 7 seconds. Areas of fog early in the morning. Patchy fog in the late morning and afternoon. Chance of showers and thunderstorms through the day.
Friday Night
Southeast winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas to 6 feet. Dominant period 7 seconds. Patchy fog early in the evening. Widespread dense fog late in the evening. Chance of showers and thunderstorms through the night.
Saturday
South winds 15 to 20 knots. Seas 3 to 5 feet with occasional seas to 6 feet. Dominant period 7 seconds.
Saturday Night
South winds 10 to 15 knots. Seas 3 to 5 feet. Dominant period 6 seconds. Chance of showers and thunderstorms after midnight.
Sunday
Southwest winds 10 to 15 knots. Seas 3 to 5 feet. Dominant period 6 seconds. Chance of showers and thunderstorms.
Sunday Night
Southeast winds 10 to 15 knots becoming north 15 to 20 knots after midnight. Seas 2 to 4 feet. Dominant period 6 seconds. Showers and thunderstorms likely in the evening, then chance of showers and thunderstorms after midnight.
Monday
Northeast winds 15 to 20 knots. Seas 2 to 4 feet. Dominant period 4 seconds. Showers and thunderstorms likely.
Monday Night
East winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 4 seconds. Chance of showers and thunderstorms.
Tuesday
East winds 10 to 15 knots. Seas 2 to 4 feet. Chance of showers and thunderstorms.
Tuesday Night
Southeast winds 10 to 15 knots. Seas 3 to 5 feet. Chance of showers and thunderstorms.
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ABOUT THIS FORECAST

Last Update: 306 PM CST Thu Feb 22 2018
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