National Weather Service United States Department of Commerce

Tropical Storm Bertha moving through northeastern Caribbean

The National Hurricane Center is currently monitoring Tropical Storm Bertha as it moves through the northeastern Caribbean, with maximum sustained winds of 50 mph. A Tropical Storm Warning is in effect for Puerto Rico and the U.S. Virgin Islands, with Bertha expected to pass near Puerto Rico on Saturday, before eventually curving to the north and northeast, away from the U.S. mainland.
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Hazardous Weather Conditions

Last Update: 1029 PM CDT FRI AUG 1 2014

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Coastal waters from Baffin Bay to Port Aransas out 20 NM

Marine Zone Forecast





  • SynopsisA WEAK FRONTAL BOUNDARY WILL MOVE SLOWLY SOUTHWARD ACROSS THE REGION SATURDAY. THIS FRONT WILL TRIGGER ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS OVER THE WATERS TONIGHT THROUGH SATURDAY NIGHT. DUE TO A WEAK MEAN SEA LEVEL PRESSURE GRADIENT OVER THE REGION...GENERALLY LIGHT AND VARIABLE WIND IS EXPECTED TONIGHT THROUGH SATURDAY NIGHT. RAIN CHANCES WILL BEGIN TO SLOWLY DIMINISH SUNDAY...AS SLIGHTLY DRIER AIR BEGINS TO MOVE INTO THE AREA AND THE FRONTAL BOUNDARY DISSIPATES. A RELATIVELY WEAK WIND REGIME IS EXPECTED ON SUNDAY...WITH ONSHORE FLOW RESUMING BY MONDAY BUT WITH THE WEAK FLOW CONTINUING. ONSHORE FLOW WILL INCREASE BY WEDNESDAY...AS LOW PRESSURE DEVELOPS OVER WEST TEXAS.
  • Tonight Southeast wind 10 to 15 knots becoming south 5 to 10 knots in the late evening and overnight. Seas 2 feet. A slight chance of showers and thunderstorms in the evening...then a chance of showers and thunderstorms after midnight.
  • Saturday Southwest wind up to 5 knots becoming northeast in the afternoon. Seas 2 feet. A chance of showers and thunderstorms.
  • Saturday Night Southeast wind 5 to 10 knots shifting southwest after midnight. Seas 2 feet. A slight chance of showers and thunderstorms after midnight.
  • Sunday Northwest wind 5 to 10 knots shifting east in the afternoon. Seas 1 feet building to 2 feet in the afternoon. A slight chance of showers and thunderstorms.
  • Sunday Night East wind 5 to 10 knots. Seas 2 feet subsiding to 1 feet after midnight. A slight chance of showers and thunderstorms after midnight.
  • Monday Northeast wind 5 to 10 knots shifting east in the afternoon. Seas 1 feet building to 2 feet in the afternoon. A slight chance of showers and thunderstorms.
  • Monday Night East wind around 10 knots becoming southeast after midnight. Seas 2 feet. A slight chance of showers and thunderstorms.
  • Tuesday Southeast wind 5 to 10 knots. Seas 1 feet. A slight chance of showers and thunderstorms.
  • Tuesday Night Southeast wind around 10 knots shifting south after midnight. Seas 2 feet.
  • Wednesday Southeast wind 10 to 15 knots. Seas 2 to 3 feet.
  • Wednesday Night South wind around 15 knots. Seas 3 to 4 feet.



Additional Forecasts and Information

Zone Area Forecast for Coastal waters from Baffin Bay to Port Aransas out 20 NM
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