Alert archive / Texas / Gale Warnings in 2012

Gale Warning 2, NWS Houston/Galveston, TX

December 19, 2012

NWS Houston/Galveston, TX issued this gale warning at Dec 19, 2012, 3:00 PM CST. It took effect at Dec 20, 2012, 2:21 AM CST. It was in force for 13 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 19, 2012, 3:00 PM CST (21:00 UTC)
In effect from
Dec 20, 2012, 2:21 AM CST
Expired
Dec 20, 2012, 3:00 PM CST
In force
13 hr
Issued by
NWS Houston/Galveston, TX

The text

As transmitted, in the capitals the NWS used until 2016.

297 
WHUS74 KHGX 192100
MWWHGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
300 PM CST WED DEC 19 2012

...GALE WARNING IN EFFECT FOR THE GULF WATERS EARLY THURSDAY
THROUGH THE AFTERNOON...

...LOW WATER ADVISORY FOR THE BAYS AND INTERCOASTAL WATERWAY...

...SMALL CRAFT ADVISORIES IN EFFECT...

.STRONG ONSHORE FLOW WILL SLOWLY WEAKEN BEFORE A STRONG COLD
FRONT PUSHES OUT ACROSS THE BAYS BETWEEN 3 AND 5 AM AND THROUGH
THE UPPER TEXAS COASTAL WATERS BY 8 AM THURSDAY. WINDS WILL SHIFT
TO THE NORTHWEST AND NORTH BEHIND THE FRONT AND INCREASE 25 TO 30
KNOTS WITH GUSTS NEAR 40 KNOTS. ELEVATED WINDS AND SEAS WILL
CONTINUE INTO THE AFTERNOON HOURS THURSDAY. THE STRONG OFFSHORE
FLOW WILL LIKELY BLOW DOWN TIDES TO 1 TO 2 FEET BELOW NORMAL. 

GMZ370-375-200500-
/O.CON.KHGX.SC.Y.0051.000000T0000Z-121220T0900Z/
/O.UPG.KHGX.GL.A.0001.121220T0900Z-121220T2100Z/
/O.NEW.KHGX.GL.W.0002.121220T0900Z-121220T2300Z/
/O.NEW.KHGX.SC.Y.0052.121220T2300Z-121221T0900Z/
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL 20 NM TO 60 NM-
WATERS FROM HIGH ISLAND TO FREEPORT 20 TO 60 NM-
300 PM CST WED DEC 19 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST
THURSDAY...
...GALE WARNING IN EFFECT FROM 3 AM TO 5 PM CST THURSDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM THURSDAY TO 3 AM CST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
GALE WARNING...WHICH IS IN EFFECT FROM 3 AM TO 5 PM CST THURSDAY.
A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS SMALL CRAFT
ADVISORY IS IN EFFECT FROM 5 PM THURSDAY TO 3 AM CST FRIDAY. THE
GALE WATCH IS NO LONGER IN EFFECT. 

* WINDS...SOUTH 15 TO 20 KNOTS DIMINISHING THIS EVENING THEN
  BECOMING NORTH AND ABRUPTLY INCREASING WITH GUSTS OF 40 KNOTS
  POSSIBLE AND SUSTAINED WINDS OF AROUND 30 KNOTS.

* SEAS...BUILDING TO 5 TO 7 FEET TODAY...AND THEN UP TO 9 TO 13 
  FEET ON THURSDAY. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

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.

&&

$$

GMZ350-355-200500-
/O.UPG.KHGX.GL.A.0001.121220T0900Z-121220T2100Z/
/O.NEW.KHGX.GL.W.0002.121220T0900Z-121220T2300Z/
/O.NEW.KHGX.SC.Y.0052.121220T2300Z-121221T0900Z/
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT 20 NM-
WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
300 PM CST WED DEC 19 2012

...GALE WARNING IN EFFECT FROM 3 AM TO 5 PM CST THURSDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM THURSDAY TO 3 AM CST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
GALE WARNING...WHICH IS IN EFFECT FROM 3 AM TO 5 PM CST THURSDAY.
A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS SMALL CRAFT
ADVISORY IS IN EFFECT FROM 5 PM THURSDAY TO 3 AM CST FRIDAY. THE
GALE WATCH IS NO LONGER IN EFFECT. 

* WINDS...SOUTH WINDS 10 TO 20 KNOTS SHIFTING TO THE NORTHWEST 25
  TO 30 KNOTS WITH FREQUENT GUSTS ABOVE GALE FORCE AFTER 3 AM
  CDT.

* SEAS...BUILDING TO 5 TO 8 FEET.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

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.

&&

$$

GMZ330-335-200500-
/O.EXB.KHGX.SC.Y.0051.121220T0900Z-121221T0000Z/
/O.NEW.KHGX.LO.Y.0005.121220T1100Z-121221T0300Z/
MATAGORDA BAY-GALVESTON BAY-
300 PM CST WED DEC 19 2012

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM TO 6 PM CST
THURSDAY...
...LOW WATER ADVISORY IN EFFECT FROM 5 AM TO 9 PM CST THURSDAY...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
LOW WATER ADVISORY...WHICH IS IN EFFECT FROM 5 AM TO 9 PM CST
THURSDAY. A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS SMALL
CRAFT ADVISORY IS IN EFFECT FROM 3 AM TO 6 PM CST THURSDAY. 

* WINDS...SOUTH 10 TO 15 KNOTS BECOMING NORTHWEST AND ABRUPTLY
  INCREASING TO 25 KNOTS WITH FREQUENT GUSTS ABOVE GALE FORCE
  AFTER 3 AM CDT.

* WAVES...BAY WATERS WILL ROUGH TO VERY ROUGH.

* WATER LEVELS...WITH THE ARRIVAL OF THE STRONG NORTH WINDS WATER
  LEVELS WILL BEGIN TO FALL AND BY 9 AM SHOULD BE 1 TO 2 FEET
  BELOW NORMAL TIDE LEVELS. NAVIGATION HAZARDS MAY DEVELOP DUE TO
  THE UNUSUALLY LOW WATER LEVELS.

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.

A GALE WATCH IS ISSUED WHEN THE RISK OF GALE FORCE WINDS OF 34 TO
47 KNOTS HAS SIGNIFICANTLY INCREASED...BUT THE SPECIFIC TIMING
AND/OR LOCATION IS STILL UNCERTAIN. IT IS INTENDED TO PROVIDE
ADDITIONAL LEAD TIME FOR MARINERS WHO MAY WISH TO CONSIDER
ALTERING THEIR PLANS.

A LOW WATER ADVISORY MEANS WATER LEVELS ARE EXPECTED TO BE
SIGNIFICANTLY BELOW AVERAGE. MARINERS SHOULD USE EXTREME CAUTION
AND TRANSIT AT THE SLOWEST SAFE NAVIGABLE SPEED TO MINIMIZE
IMPACT.

&&

$$
3 follow-up statements
801 
WHUS74 KHGX 200338
MWWHGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
938 PM CST WED DEC 19 2012

...GALE WARNING IN EFFECT FOR THE GULF WATERS EARLY THURSDAY
THROUGH THE AFTERNOON...

...LOW WATER ADVISORY FOR THE BAYS AND INTERCOASTAL WATERWAY...

...SMALL CRAFT ADVISORY IN EFFECT...

.STRONG ONSHORE WINDS WILL SLOWLY WEAKEN BEFORE A STRONG COLD
FRONT PUSHES OUT ACROSS THE BAYS BETWEEN 3 AND 5 AM AND THROUGH
THE UPPER TEXAS COASTAL WATERS BY 8 AM THURSDAY. STRONG OFFSHORE
WINDS WITH GUSTS TO NEAR 40 KNOTS WILL DEVELOP BEHIND THE FRONT.
ELEVATED WINDS AND SEAS WILL CONTINUE INTO THE AFTERNOON HOURS
THURSDAY. THE STRONG OFFSHORE FLOW WILL LIKELY LOWER THE TIDE
LEVELS 1 TO 2 FEET AND POSSIBLY AS LOW AS 2.5 FEET BELOW NORMAL
TIDE LEVELS.

GMZ370-375-201145-
/O.CON.KHGX.SC.Y.0051.000000T0000Z-121220T0900Z/
/O.CON.KHGX.GL.W.0002.121220T0900Z-121220T2300Z/
/O.CON.KHGX.SC.Y.0052.121220T2300Z-121221T0900Z/
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL 20 NM TO 60 NM-
WATERS FROM HIGH ISLAND TO FREEPORT 20 TO 60 NM-
938 PM CST WED DEC 19 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST
THURSDAY...
...GALE WARNING REMAINS IN EFFECT FROM 3 AM TO 5 PM CST
THURSDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 PM THURSDAY TO
3 AM CST FRIDAY...

* WINDS...SOUTH 15 TO 20 KNOTS DIMINISHING THIS EVENING THEN
  BECOMING NORTH AND ABRUPTLY INCREASING TO 30 KNOTS WITH GUSTS OF
  40 KNOTS THURSDAY MORNING.

* SEAS...BUILDING TO 5 TO 7 FEET TONIGHT...AND THEN TO 9 TO 13
  FEET ON THURSDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

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.

&&

$$

GMZ350-355-201145-
/O.CON.KHGX.GL.W.0002.121220T0900Z-121220T2300Z/
/O.CON.KHGX.SC.Y.0052.121220T2300Z-121221T0900Z/
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT 20 NM-
WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
938 PM CST WED DEC 19 2012

...GALE WARNING REMAINS IN EFFECT FROM 3 AM TO 5 PM CST
THURSDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 5 PM THURSDAY TO
3 AM CST FRIDAY...

* WINDS...SOUTH 10 TO 20 KNOTS BECOMING NORTHWEST 25 TO 30 KNOTS
  WITH FREQUENT GUSTS ABOVE GALE FORCE AFTER 3 AM CDT.

* SEAS...BUILDING TO 5 TO 8 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

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.

&&

$$

GMZ330-335-201145-
/O.CON.KHGX.SC.Y.0051.121220T0900Z-121221T0000Z/
/O.CON.KHGX.LO.Y.0005.121220T1100Z-121221T0300Z/
MATAGORDA BAY-GALVESTON BAY-
938 PM CST WED DEC 19 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM TO 6 PM CST
THURSDAY...
...LOW WATER ADVISORY REMAINS IN EFFECT FROM 5 AM TO 9 PM CST
THURSDAY...

* WINDS...SOUTH 10 TO 15 KNOTS BECOMING NORTHWEST AND ABRUPTLY 
  INCREASING TO 25 KNOTS WITH FREQUENT GUSTS ABOVE GALE FORCE 
  AFTER 3 AM CDT. 

* WAVES...BAY WATERS WILL ROUGH TO VERY ROUGH.

* WATER LEVELS...NEAR NORMAL TONIGHT LOWERING FROM 1 TO 2 FEET
  BELOW NORMAL TIDE LEVELS BY MID MORNING...AND THEN AS LOW AS 2.5
  FEET BELOW NORMAL TIDE LEVELS DURING THE AFTERNOON.

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.

A GALE WATCH IS ISSUED WHEN THE RISK OF GALE FORCE WINDS OF 34 TO
47 KNOTS HAS SIGNIFICANTLY INCREASED...BUT THE SPECIFIC TIMING
AND/OR LOCATION IS STILL UNCERTAIN. IT IS INTENDED TO PROVIDE
ADDITIONAL LEAD TIME FOR MARINERS WHO MAY WISH TO CONSIDER
ALTERING THEIR PLANS.

A LOW WATER ADVISORY MEANS WATER LEVELS ARE EXPECTED TO BE
SIGNIFICANTLY BELOW AVERAGE. MARINERS SHOULD USE EXTREME CAUTION
AND TRANSIT AT THE SLOWEST SAFE NAVIGABLE SPEED TO MINIMIZE
IMPACT.

&&

$$
388 
WHUS74 KHGX 200821
MWWHGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
221 AM CST THU DEC 20 2012

...GALE WARNING IN EFFECT FOR THE UPPER TEXAS COAST AND BAYS...

...LOW WATER ADVISORY FOR THE BAYS AND INTERCOASTAL WATERWAY...

.A STRONG COLD FRONT WILL PUSH INTO THE BAYS BETWEEN 2 AND 4 AM
AND CONTINUE SOUTHWARD AND INTO THE GULF WATERS EARLY THIS MORNING.
STRONG OFFSHORE WINDS WITH GUSTS IN EXCESS OF 40 KNOTS WILL BE
POSSIBLE BEHIND THE FRONT. THE STRONG OFFSHORE FLOW WILL LIKELY
LOWER THE TIDE LEVELS 1 TO 2 FEET BELOW NORMAL AND INCREASE THE
RISK OF VESSEL GROUNDINGS.

GMZ370-375-201630-
/O.CAN.KHGX.SC.Y.0051.000000T0000Z-121220T0900Z/
/O.EXT.KHGX.GL.W.0002.121220T0900Z-121220T2100Z/
/O.EXT.KHGX.SC.Y.0052.121220T2100Z-121221T0900Z/
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL 20 NM TO 60 NM-
WATERS FROM HIGH ISLAND TO FREEPORT 20 TO 60 NM-
221 AM CST THU DEC 20 2012

...GALE WARNING NOW IN EFFECT UNTIL 3 PM CST THIS AFTERNOON...
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 3 PM THIS AFTERNOON TO
3 AM CST FRIDAY...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS CANCELLED
THE SMALL CRAFT ADVISORY. 

* WINDS...BECOMING NORTH NORTHWEST 25 TO 30 KNOTS WITH FREQUENT
  GUSTS AROUND 40 KNOTS.

* SEAS...BUILDING TO 9 TO 13 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

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.

&&

$$

GMZ330-335-201630-
/O.EXB.KHGX.GL.W.0002.121220T0821Z-121220T2100Z/
/O.CON.KHGX.LO.Y.0005.121220T1100Z-121221T0300Z/
/O.EXT.KHGX.SC.Y.0051.121220T2100Z-121221T0000Z/
MATAGORDA BAY-GALVESTON BAY-
221 AM CST THU DEC 20 2012

...GALE WARNING IN EFFECT UNTIL 3 PM CST THIS AFTERNOON...
...LOW WATER ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 3 PM THIS AFTERNOON TO
6 PM CST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
GALE WARNING...WHICH IS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON. 

* WINDS...BECOMING NORTH NORTHWEST NEAR 30 KNOTS WITH FREQUENT
  GUSTS ABOVE 40 KNOTS.

* WAVES...BAY WATERS VERY ROUGH.

* WATER LEVELS...TIDES BECOMING 1 TO 2 FEET BELOW NORMAL BY MID TO
  LATE MORNING.

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.

A GALE WATCH IS ISSUED WHEN THE RISK OF GALE FORCE WINDS OF 34 TO
47 KNOTS HAS SIGNIFICANTLY INCREASED...BUT THE SPECIFIC TIMING
AND/OR LOCATION IS STILL UNCERTAIN. IT IS INTENDED TO PROVIDE
ADDITIONAL LEAD TIME FOR MARINERS WHO MAY WISH TO CONSIDER
ALTERING THEIR PLANS.

A LOW WATER ADVISORY MEANS WATER LEVELS ARE EXPECTED TO BE
SIGNIFICANTLY BELOW AVERAGE. MARINERS SHOULD USE EXTREME CAUTION
AND TRANSIT AT THE SLOWEST SAFE NAVIGABLE SPEED TO MINIMIZE
IMPACT.

&&

$$

GMZ350-355-201630-
/O.EXT.KHGX.GL.W.0002.121220T0900Z-121220T2100Z/
/O.EXT.KHGX.SC.Y.0052.121220T2100Z-121221T0900Z/
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT 20 NM-
WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
221 AM CST THU DEC 20 2012

...GALE WARNING NOW IN EFFECT UNTIL 3 PM CST THIS AFTERNOON...
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 3 PM THIS AFTERNOON TO
3 AM CST FRIDAY...

* WINDS...BECOMING NORTH NORTHWEST NEAR 30 KNOTS WITH FREQUENT
  GUSTS ABOVE 40 KNOTS.

* SEAS...BUILDING TO 5 TO 7 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

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.

&&

$$
188 
WHUS74 KHGX 201609
MWWHGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1009 AM CST THU DEC 20 2012

...GALE WARNING IN EFFECT FOR THE UPPER TEXAS COAST AND BAYS...

...LOW WATER ADVISORY FOR THE BAYS AND INTERCOASTAL WATERWAY...

.A STRONG COLD FRONT WILL PUSH INTO THE BAYS BETWEEN 2 AND 4 AM
AND CONTINUE SOUTHWARD AND INTO THE GULF WATERS EARLY THIS
MORNING. STRONG OFFSHORE WINDS WITH GUSTS IN EXCESS OF 40 KNOTS
WILL BE POSSIBLE BEHIND THE FRONT. THE STRONG OFFSHORE FLOW WILL
LIKELY LOWER THE TIDE LEVELS 1 TO 2 FEET BELOW NORMAL AND
INCREASE THE RISK OF VESSEL GROUNDINGS.

GMZ330-335-210015-
/O.CON.KHGX.GL.W.0002.000000T0000Z-121220T2100Z/
/O.CON.KHGX.LO.Y.0005.000000T0000Z-121221T0300Z/
/O.CON.KHGX.SC.Y.0051.121220T2100Z-121221T0000Z/
MATAGORDA BAY-GALVESTON BAY-
1009 AM CST THU DEC 20 2012

...GALE WARNING REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON...
...LOW WATER ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 6 PM CST THIS EVENING...

* WINDS...NORTH NORTHWEST 25 TO 30 KNOTS WITH FREQUENT GUSTS NEAR
  35 KNOTS.

* WAVES...BAY WATERS VERY ROUGH.

* WATER LEVELS...TIDES LEVELS WERE ALREADY 1 TO 1.5 FEET BELOW
  NORMAL AND WILL LIKELY LOWER TO 1.5 TO 2 FEET BELOW NORMAL THIS
  AFTERNOON.

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.

A GALE WATCH IS ISSUED WHEN THE RISK OF GALE FORCE WINDS OF 34 TO
47 KNOTS HAS SIGNIFICANTLY INCREASED...BUT THE SPECIFIC TIMING
AND/OR LOCATION IS STILL UNCERTAIN. IT IS INTENDED TO PROVIDE
ADDITIONAL LEAD TIME FOR MARINERS WHO MAY WISH TO CONSIDER
ALTERING THEIR PLANS.

A LOW WATER ADVISORY MEANS WATER LEVELS ARE EXPECTED TO BE
SIGNIFICANTLY BELOW AVERAGE. MARINERS SHOULD USE EXTREME CAUTION
AND TRANSIT AT THE SLOWEST SAFE NAVIGABLE SPEED TO MINIMIZE
IMPACT.

&&

$$

GMZ350-355-370-375-210015-
/O.CON.KHGX.GL.W.0002.000000T0000Z-121220T2100Z/
/O.CON.KHGX.SC.Y.0052.121220T2100Z-121221T0900Z/
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT 20 NM-
WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL 20 NM TO 60 NM-
WATERS FROM HIGH ISLAND TO FREEPORT 20 TO 60 NM-
1009 AM CST THU DEC 20 2012

...GALE WARNING REMAINS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM THIS
AFTERNOON TO 3 AM CST FRIDAY...

* WINDS...NORTH NORTHWEST NEAR 30 KNOTS WITH GUSTS OF 40 TO 45
  KNOTS EARLY THIS AFTERNOON GRADUALLY DIMINISHING THIS AFTERNOON. 

* SEAS...BUILDING TO 5 TO 7 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

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.

&&

$$

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 19, 4:11 AM CSTGale WatchHGX11 hr
Dec 19, 4:23 AM CSTFire Weather WatchHGXAustin, Brazos, Burleson, Colorado, Grimes, Houston and 7 more11 hr
Dec 19, 3:00 PM CSTLow Water AdvisoryHGX30 hr
Dec 19, 3:00 PM CSTSmall Craft AdvisoryHGX39 hr
Dec 19, 3:51 PM CSTRed Flag WarningHGXAustin, Brazoria, Brazos, Burleson, Chambers, Colorado and 17 more27 hr

Nearby

Gale Warnings in Texas, 2012Every gale warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.