Marine Weather Message
Issued by NWS Houston/Galveston, TX

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000
WHUS74 KHGX 212117
MWWHGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
317 PM CST TUE NOV 21 2017

...A SMALL CRAFT ADVISORY IS IN EFFECT FOR LATE TONIGHT THROUGH
WEDNESDAY MORNING...

.A COLD FRONT WILL CROSS THE COASTAL WATERS LATE TONIGHT. A
MODERATE TO STRONG OFFSHORE FLOW WILL DEVELOP AND SUSTAINED NORTH-
NORTHEAST WINDS WILL INCREASE TO 20 TO 25 KNOTS. WINDS MAY
BRIEFLY EXCEED GALE FORCE OVER THE OFFSHORE WATERS LATE TONIGHT
OR EARLY WEDNESDAY. WINDS AND SEAS WILL DIMINISH WEDNESDAY
AFTERNOON.

GMZ330-335-350-355-220530-
/O.EXT.KHGX.SC.Y.0089.171122T0500Z-171122T1800Z/
MATAGORDA BAY-GALVESTON BAY-
COASTAL WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
317 PM CST TUE NOV 21 2017

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO
NOON CST WEDNESDAY...

* WINDS...BECOMING NORTH TO NORTHEAST 20 TO 25 KNOTS AFTER
  MIDNIGHT. GUSTS TO GALE POSSIBLE FROM 00 TO TO 20 NM LATE
  TONIGHT AND EARLY WEDNESDAY MORNING.

* SEAS...3 TO 5 FEET INCREASING TO 4 TO 6 FEET WEDNESDAY MORNING.

* BAY WATERS...CHOPPY TO ROUGH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 20 TO 33 KNOTS...
AND/OR SEAS 7 FEET OR HIGHER...ARE EXPECTED TO PRODUCE HAZARDOUS
CONDITIONS FOR SMALL CRAFT. INEXPERIENCED BOATERS...ESPECIALLY
THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$

GMZ370-375-220530-
/O.EXT.KHGX.SC.Y.0089.171122T0500Z-171122T2100Z/
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT FROM 20 TO 60 NM-
317 PM CST TUE NOV 21 2017

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO
3 PM CST WEDNESDAY...

* WINDS...BECOMING NORTH TO NORTHEAST 20 TO 25 KNOTS AFTER
  MIDNIGHT WITH OCCASIONAL GUSTS 35 TO 40 KNOTS THROUGH MID
  WEDNESDAY MORNING.

* SEAS...4 TO 6 INCREASING TO 6 TO 9 OFFSHORE WITH OCCASIONAL SEAS
  UP TO 11 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 20 TO 33 KNOTS...
AND/OR SEAS 7 FEET OR HIGHER...ARE EXPECTED TO PRODUCE HAZARDOUS
CONDITIONS FOR SMALL CRAFT. INEXPERIENCED BOATERS...ESPECIALLY
THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$



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