Heavy Lake Effect Snow and Bitterly Cold Temperatures

A bitterly cold airmass will settle over much of the central and eastern U.S over the next several days. Well below normal temperatures and cold wind chills will be common. In addition, heavy lake effect snow will be possible especially downwind of Lakes Erie and Ontario, where up to one foot of additional snow is forecast by Sunday morning.
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Hazardous Weather Conditions

Last Update: 911 AM CST THU FEB 11 2016

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19NM SE Grand Isle LA

Marine Zone Forecast

SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE HIGHEST TEN PERCENT OF THE WAVES.

Synopsis: HIGH PRESSURE WILL REMAIN OVER THE AREA THROUGH FRIDAY. A COLD FRONT IS EXPECTED TO MOVE THROUGH FRIDAY NIGHT WITH HIGH PRESSURE BUILDING BEHIND THIS FRONT FOR THE WEEKEND. ANOTHER COLD FRONT WILL THEN MOVE RAPIDLY THROUGH THE COASTAL WATERS MONDAY NIGHT.

Rest Of Today
Southwest winds 10 to 15 knots. Seas 2 to 3 feet dominant period 3 seconds.
Tonight
Southwest winds 5 to 10 knots. Seas 1 to 2 feet dominant period 4 seconds.
Friday
West winds 10 to 15 knots. Seas 1 to 2 feet dominant period 5 seconds.
Friday Night
Northwest winds 10 to 15 knots becoming north after midnight. Seas 1 to 2 feet dominant period 5 seconds.
Saturday
Northeast winds 15 to 20 knots. Seas 2 to 3 feet dominant period 3 seconds.
Saturday Night
East winds 15 to 20 knots. Seas 3 to 4 feet dominant period 4 seconds.
Sunday
East winds 10 to 15 knots. Seas 2 to 3 feet.
Sunday Night
Southeast winds 15 to 20 knots. Seas 3 to 4 feet. Slight chance of showers after midnight.
Monday
Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Chance of showers.
Monday Night
West winds 15 to 20 knots becoming north in the late evening. Seas 2 to 3 feet building to 3 to 6 feet with occasional seas to 6 feet after midnight. Chance of showers.
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ABOUT THIS FORECAST

Last Update: 911 AM CST THU FEB 11 2016
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