Excessive Heat and Critical Fire Weather in the Southwest; Severe Weather Threats Increase Sunday in the Plains

Strong high pressure is keeping temperatures hot across much of the west and south, with excessive Heat in the desert southwest. These conditions are also producing critical fire weather threats in the Four Corners area and interior northern California. Severe thunderstorms are possible in the Plains, Mid-South, and Mid-Atlantic this weekend; with very large hail threats in the Plains Sunday.
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Last Update: 404 PM CDT Sat Jun 23 2018

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Brownsville, TX Local Forecast Office

22NM N Port Mansfield TX

Marine Zone Forecast


Synopsis: High pressure over the eastern Gulf combined with a trough of low pressure over west Texas through lee of the Sierra Madre will maintain moderate winds and seas through Sunday. A quick moving tropical wave will cross the southwest Gulf waters Sunday evening and move through northeast Mexico into Monday, increasing the threat for rain. Otherwise, moderate winds and seas will continue through Tuesday before subsiding a little Wednesday as the gradient between the high and the trough weakens.

Tonight
Southeast winds 10 to 15 knots. A moderate chop on the bay.
Sunday
Southeast winds 10 to 15 knots becoming south 15 to 20 knots in the afternoon. A moderate chop on the bay building to choppy in the afternoon.
Sunday Night
Southeast winds 10 to 15 knots. A moderate chop on the bay. Slight chance of showers and thunderstorms.
Monday
Southeast winds 10 to 15 knots. A moderate chop on the bay. Chance of showers and thunderstorms.
Monday Night
Southeast winds 10 to 15 knots. A moderate chop on the bay. Slight chance of showers and thunderstorms.
Tuesday
Southeast winds 10 to 15 knots. A moderate chop on the bay. Slight chance of showers and thunderstorms.
Tuesday Night
Southeast winds 10 to 15 knots diminishing to 5 to 10 knots after midnight. A moderate chop on the bay subsiding to a light chop after midnight.
Wednesday
Southeast winds 5 to 10 knots increasing to 10 to 15 knots in the afternoon. A light chop on the bay building to a moderate chop in the afternoon. Slight chance of showers and thunderstorms.
Wednesday Night
Southeast winds 10 to 15 knots. A moderate chop on the bay.
Thursday
Southeast winds 10 to 15 knots. A moderate chop on the bay. Slight chance of showers and thunderstorms.
Thursday Night
Southeast winds 10 to 15 knots. A moderate chop on the bay.
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ABOUT THIS FORECAST

Last Update: 404 PM CDT Sat Jun 23 2018
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