Severe Thunderstorms over the Plains, Heavy Rain Threat Continues over Portions of the Mississippi Valley

Heavy rainfall with localized flooding will remain possible over portions of the Mississippi Valley and the Plains through midweek. In addition, severe thunderstorms will be possible over the southern and central Plains. Some of the storms could contain damaging winds and large hail.
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Last Update: 427 PM CDT Thu Aug 17 2017

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Brownsville, TX Local Forecast Office

26NM NNE Port Mansfield TX

Marine Zone Forecast


Synopsis: .Moderate southeast winds will prevail across the coastal waters tonight with surface high pressure across the Gulf of Mexico. The pressure gradient will weaken across the western Gulf of Mexico Friday, with light to moderate southeast winds and low seas prevailing across the Lower Texas Coast for the remainder of the period.

Tonight
Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Friday
Southeast winds 5 to 10 knots increasing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet.
Friday Night
Southeast winds 10 to 15 knots becoming south 5 to 10 knots after midnight. Seas 2 to 4 feet. Isolated showers after midnight.
Saturday
Southeast winds 5 to 10 knots increasing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet. Slight chance of showers and thunderstorms in the morning.
Saturday Night
Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Sunday
Southeast winds 5 to 10 knots increasing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet.
Sunday Night
Southeast winds 10 to 15 knots diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Slight chance of showers and thunderstorms.
Monday
Southeast winds 5 to 10 knots increasing to 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Slight chance of showers and thunderstorms.
Monday Night
Southeast winds 10 to 15 knots diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet.
Tuesday
East winds 5 to 10 knots. Seas 2 feet or less. Slight chance of showers and thunderstorms.
Tuesday Night
Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Slight chance of showers and thunderstorms.
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Last Update: 427 PM CDT Thu Aug 17 2017
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