Heavy rain threat continues through Saturday from the Ohio Valley to the Mid-Atlantic and the Northeast. Scattered showers and thunderstorms will be possible over the Southwest and Rockies.

Widespread showers and thunderstorms will continue over much of the Mid-Atlantic, Northeast and the Ohio valley through the weekend. The central Appalachians and the lower Great Lakes/Ohio valley will likely have the higher rainfall amounts. Showers and thunderstorms will be possible this weekend as well from the desert southwest/southern Rockies northward to the northern Rockies and High Plains.
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Last Update: 414 AM CDT SAT OCT 1 2016

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Brownsville, TX Local Forecast Office

10NM N Port Isabel TX

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 10 PERCENT OF THE WAVES

Synopsis: HIGH PRESSURE RIDGE WILL EXTEND FROM THE CENTRAL PLAINS THROUGH TEXAS THROUGH THE WEEKEND...THEN MOVE INTO THE MIDWEST AND OHIO VALLEY WITH RIDGE CONTINUING TO EXTEND THROUGH SOUTH TEXAS THROUGH EARLY WEDNESDAY. LIGHT TO MODERATE EAST TO NORTHEAST WINDS PREVAIL THROUGH MONDAY BEFORE BACKING TO SOUTHEASTERLY MONDAY NIGHT. SEAS REMAIN LOW TO OCCASIONALLY MODERATE. A WEAK COASTAL TROUGH WILL BRING SLIGHT CHANCES OF SHOWERS FROM SUNDAY NIGHT ONWARD.

Today
Light winds becoming northeast 7 to 12 knots in the late morning and afternoon. Smooth on the bay increasing to a light chop in the late morning and afternoon.
Tonight
East winds 7 to 12 knots becoming light. A light chop on the bay subsiding to smooth.
Sunday
Light winds becoming northeast 7 to 11 knots. Smooth on the bay increasing to a light chop.
Sunday Night
Northeast winds 7 to 12 knots diminishing to 7 to 8 knots after midnight...then shifting north early in the morning. A light chop on the bay. Slight chance of showers.
Monday
East winds 7 to 11 knots. A light chop on the bay. Slight chance of showers.
Monday Night
Southeast winds 7 to 10 knots. A light chop on the bay. Slight chance of showers.
Tuesday
Southeast winds 8 to 13 knots. A moderate chop on the bay. Slight chance of showers.
Tuesday Night
Southeast winds 9 to 14 knots. A moderate chop on the bay.
Wednesday
Southeast winds 9 to 13 knots. A moderate chop on the bay.
Wednesday Night
Southeast winds 8 to 13 knots. A moderate chop on the bay.
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Last Update: 414 AM CDT SAT OCT 1 2016
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