Severe Thunderstorm Threat Increasing This Week from the High Plains to Gulf Coast

A storm system will move from the Rockies to the East Coast during the next several days bringing a severe thunderstorm threat to many parts of the nation. On Thursday, large hail will be the main threat in the High Plains. By Friday a more widespread threat will develop in the ArkLaTex region where damaging winds, very large hail and tornadoes will be possible.
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Last Update: 343 PM CDT THU MAR 23 2017

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67NM SSW Houma 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.

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH FRIDAY MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY EVENING...
Synopsis: A STORM SYSTEM DEVELOPING IN THE GREAT PLAINS WILL PRODUCE STRONG ONSHORE FLOW FROM THIS EVENING THROUGH THE WEEKEND.

Tonight
Southeast winds 15 to 20 knots. Seas 3 to 5 feet. Dominant period 4 seconds.
Friday
Southeast winds 20 to 25 knots. Seas 4 to 7 feet with occasional seas to 9 feet. Dominant period 7 seconds.
Friday Night
South winds 15 to 20 knots. Seas 4 to 7 feet with occasional seas to 9 feet. Dominant period 7 seconds. Slight chance of showers and thunderstorms after midnight.
Saturday
South winds 15 to 20 knots. Seas 3 to 6 feet with occasional seas to 8 feet. Dominant period 7 seconds. Chance of showers and thunderstorms.
Saturday Night
South winds 10 to 15 knots. Seas 3 to 5 feet with occasional seas to 6 feet. Dominant period 7 seconds. Slight chance of showers in the evening.
Sunday
South winds 10 to 15 knots. Seas 3 to 5 feet. Dominant period 7 seconds.
Sunday Night
South winds 10 to 15 knots. Seas 3 to 5 feet. Dominant period 7 seconds.
Monday
South winds 10 to 15 knots. Seas 3 to 5 feet. Dominant period 5 seconds.
Monday Night
South winds 10 to 15 knots. Seas 3 to 5 feet. Dominant period 5 seconds.
Tuesday
Southeast winds 10 to 15 knots. Seas 3 to 5 feet. Dominant period 5 seconds.
Tuesday Night
Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Dominant period 5 seconds.
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ABOUT THIS FORECAST

Last Update: 343 PM CDT THU MAR 23 2017
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