Alert archive / Texas / Gale Warnings in 2017

Gale Warning 5, NWS Houston/Galveston, TX

November 18, 2017

NWS Houston/Galveston, TX issued this gale warning at Nov 18, 2017, 3:22 AM CST. It took effect at Nov 18, 2017, 9:00 PM CST. It was in force for 12 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
Nov 18, 2017, 3:22 AM CST (09:22 UTC)
In effect from
Nov 18, 2017, 9:00 PM CST
Expired
Nov 19, 2017, 9:00 AM CST
In force
12 hr
Issued by
NWS Houston/Galveston, TX

The text

As transmitted.

361 
WHUS74 KHGX 180922
MWWHGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
322 AM CST SAT NOV 18 2017

...MODERATE TO STRONG ONSHORE WINDS ACROSS THE COASTAL WATERS
TODAY BECOMING STRONG AND OFFSHORE TONIGHT BEHIND A COLD FRONT...

.MODERATE TO STRONG ONSHORE FLOW WILL PERSIST ACROSS THE OFFSHORE
WATERS TONIGHT INTO SATURDAY MORNING BUT ARE EXPECTED TO DECREASE
BY LATE MORNING AHEAD OF AN APPROACHING COLD FRONT. ONSHORE WINDS
ARE EXPECTED TO REMAIN BELOW SMALL CRAFT ADVISORY CRITERIA DURING
THE AFTERNOON HOURS... BUT WINDS WILL QUICKLY BECOME STRONG AND
OFFSHORE AS A COLD FRONT MOVES OFF THE UPPER TEXAS COAST THIS 
EVENING. FREQUENT GUSTS NEAR GALE FORCE ARE EXPECTED ACROSS THE
COASTAL WATERS TONIGHT... WITH BUILDING WAVES ALSO EXPECTED. 
ELEVATED WINDS AND SEAS WILL PERSIST INTO SUNDAY MORNING.

GMZ370-375-182100-
/O.CON.KHGX.SC.Y.0085.000000T0000Z-171118T1500Z/
/O.NEW.KHGX.SC.Y.0086.171119T0000Z-171119T0300Z/
/O.NEW.KHGX.GL.W.0005.171119T0300Z-171119T1500Z/
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT FROM 20 TO 60 NM-
322 AM CST SAT NOV 18 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM TO 9 PM CST THIS
EVENING...
...GALE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 9 AM CST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
GALE WARNING, WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 9 AM
CST SUNDAY. A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS
SMALL CRAFT ADVISORY IS IN EFFECT FROM 6 PM TO 9 PM CST THIS
EVENING. 

* WINDS...SOUTH NEAR 20 KNOTS THIS MORNING. NORTH WINDS 20 TO 30
  KNOTS TONIGHT WITH FREQUENT GALE FORCE GUSTS.

* SEAS...4 TO 5 FEET WITH OCCASIONAL SEAS UP TO 6 FEET THIS
  MORNING. 7 TO 9 FEET WITH OCCASIONAL SEAS UP TO 11 FEET TONIGHT.

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 WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURING. 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.

&&

$$

GMZ350-355-182100-
/O.NEW.KHGX.SC.Y.0086.171119T0000Z-171119T0300Z/
/O.NEW.KHGX.GL.W.0005.171119T0300Z-171119T1500Z/
COASTAL WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
322 AM CST SAT NOV 18 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM TO 9 PM CST THIS
EVENING...
...GALE WARNING IN EFFECT FROM 9 PM THIS EVENING TO 9 AM CST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
GALE WARNING, WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 9 AM
CST SUNDAY. A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS
SMALL CRAFT ADVISORY IS IN EFFECT FROM 6 PM TO 9 PM CST THIS
EVENING. 

* WINDS...NORTH WINDS 20 TO 30 KNOTS WITH FREQUENT GALE FORCE
  GUSTS.

* SEAS...SEAS 4 TO 6 FEET WITH OCCASIONAL SEAS UP TO 7 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURING. 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.

&&

$$

GMZ330-335-182100-
/O.NEW.KHGX.SC.Y.0086.171119T0000Z-171119T1500Z/
MATAGORDA BAY-GALVESTON BAY-
322 AM CST SAT NOV 18 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 9 AM
CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
SMALL CRAFT ADVISORY, WHICH IS IN EFFECT FROM 6 PM THIS EVENING
TO 9 AM CST SUNDAY. 

* WINDS...NORTH 15 TO 25 KNOTS AND GUSTY.

* BAYS...ROUGH TO CHOPPY.

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.

&&

$$
6 follow-up statements
648 
WHUS74 KHGX 181538
MWWHGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
938 AM CST SAT NOV 18 2017

...MODERATE TO STRONG ONSHORE WINDS ACROSS THE COASTAL WATERS
TODAY BECOMING STRONG AND OFFSHORE TONIGHT BEHIND A COLD FRONT...

.MODERATE TO STRONG ONSHORE FLOW WILL PERSIST ACROSS THE OFFSHORE
WATERS TONIGHT INTO SATURDAY MORNING BUT ARE EXPECTED TO DECREASE
BY LATE MORNING AHEAD OF AN APPROACHING COLD FRONT. ONSHORE WINDS
ARE EXPECTED TO REMAIN BELOW SMALL CRAFT ADVISORY CRITERIA DURING
THE AFTERNOON HOURS... BUT WINDS WILL QUICKLY BECOME STRONG AND
OFFSHORE AS A COLD FRONT MOVES OFF THE UPPER TEXAS COAST THIS
EVENING. FREQUENT GUSTS NEAR GALE FORCE ARE EXPECTED ACROSS THE
COASTAL WATERS TONIGHT... WITH BUILDING WAVES ALSO EXPECTED.
ELEVATED WINDS AND SEAS WILL PERSIST INTO SUNDAY MORNING.

GMZ350-355-370-375-182345-
/O.CON.KHGX.SC.Y.0086.171119T0000Z-171119T0300Z/
/O.CON.KHGX.GL.W.0005.171119T0300Z-171119T1500Z/
COASTAL WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT FROM 20 TO 60 NM-
938 AM CST SAT NOV 18 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM TO 9 PM CST
THIS EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 9 AM
CST SUNDAY...

* WINDS...NORTH WINDS 20 TO 30 KNOTS WITH FREQUENT GALE FORCE 
  GUSTS. 

* SEAS...SEAS 4 TO 6 FEET WITH OCCASIONAL SEAS UP TO 7 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURING. 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.

&&

$$

GMZ330-335-182345-
/O.CON.KHGX.SC.Y.0086.171119T0000Z-171119T1500Z/
MATAGORDA BAY-GALVESTON BAY-
938 AM CST SAT NOV 18 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 9 AM CST SUNDAY...

* WINDS...NORTH 15 TO 25 KNOTS AND GUSTY.

* BAYS...ROUGH TO CHOPPY.

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.

&&

$$
925 
WHUS74 KHGX 182134
MWWHGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
334 PM CST SAT NOV 18 2017

...MODERATE TO STRONG ONSHORE WINDS ACROSS THE COASTAL WATERS
TODAY BECOMING STRONG AND OFFSHORE TONIGHT BEHIND A COLD FRONT...

.MODERATE TO STRONG ONSHORE FLOW WILL PERSIST ACROSS THE OFFSHORE
STRONG OFFSHORE WINDS WITH FREQUENT GUSTS TO GALE WILL DIMINISH
ON SUNDAY.

GMZ350-355-370-375-190545-
/O.CON.KHGX.SC.Y.0086.171119T0000Z-171119T0300Z/
/O.CON.KHGX.GL.W.0005.171119T0300Z-171119T1500Z/
COASTAL WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT FROM 20 TO 60 NM-
334 PM CST SAT NOV 18 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 9 AM
CST SUNDAY...

* WINDS...NORTH WINDS 20 TO 30 KNOTS WITH FREQUENT GALE FORCE 
  GUSTS. 

* SEAS...5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET WITHIN 20
  NM AND 6 TO 10 FEET WITH OCCASIONAL SEAS UP TO 13 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURING. 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.

&&

$$

GMZ330-335-190545-
/O.CON.KHGX.SC.Y.0086.171119T0000Z-171119T1500Z/
MATAGORDA BAY-GALVESTON BAY-
334 PM CST SAT NOV 18 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY...

* WINDS...NORTH 20 TO 25 KNOTS AND GUSTY DIMINISHING TO 15 TO 25 
  KNOTS AND GUSTY AFTER MIDNIGHT.

* BAYS...ROUGH TO CHOPPY.

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.

&&

$$
942 
WHUS74 KHGX 182322
MWWHGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
522 PM CST SAT NOV 18 2017

...GALE WARNING IN EFFECT FOR GULF WATERS...
...SMALL CRAFT ADVISORY IN EFFECT FOR THE BAY WATERS...

.STRONG OFFSHORE WINDS AND BUILDING SEAS EXPECTED IN THE WAKE OF A
PASSING COLD FRONT THIS EVENING.

GMZ350-355-370-375-191500-
/O.CON.KHGX.SC.Y.0086.171119T0000Z-171119T0300Z/
/O.CON.KHGX.GL.W.0005.171119T0300Z-171119T1500Z/
COASTAL WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT FROM 20 TO 60 NM-
522 PM CST SAT NOV 18 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 9 AM
CST SUNDAY...

* WINDS...BECOMING NORTH 25 TO 30 KNOTS WITH FREQUENT GALE FORCE 
  GUSTS. 

* SEAS...BUILDING TO 5 TO 8 FEET WITHIN 20 NM AND 8 TO 10 FEET 
  WITH OCCASIONAL SEAS UP TO 13 FEET FURTHER OFFSHORE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURING. 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.

&&

$$

GMZ330-335-191500-
/O.CON.KHGX.SC.Y.0086.171119T0000Z-171119T1500Z/
MATAGORDA BAY-GALVESTON BAY-
522 PM CST SAT NOV 18 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY...

* WINDS...NORTH 20 TO 30 KNOTS WITH GUSTS TO NEAR GALE FORCE. 

* BAYS...VERY 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.

&&

$$
477 
WHUS74 KHGX 190339
MWWHGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
939 PM CST SAT NOV 18 2017

...GALE WARNING IN EFFECT FOR GULF WATERS... 
...SMALL CRAFT ADVISORY IN EFFECT FOR THE BAY WATERS...

.STRONG OFFSHORE WINDS AND BUILDING SEAS EXPECTED IN THE WAKE OF
A PASSING COLD FRONT THIS EVENING.

GMZ350-355-370-375-191500-
/O.CON.KHGX.GL.W.0005.000000T0000Z-171119T1500Z/
COASTAL WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT FROM 20 TO 60 NM-
939 PM CST SAT NOV 18 2017

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY...

* WINDS...NORTH NEAR 30 KNOTS WITH FREQUENT GALE FORCE GUSTS. 

* SEAS...BUILDING TO 5 TO 8 FEET WITHIN 20 NM AND 8 TO 10 FEET 
  WITH OCCASIONAL SEAS UP TO 13 FEET FURTHER OFFSHORE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURING. 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.

&&

$$

GMZ330-335-191500-
/O.CON.KHGX.SC.Y.0086.000000T0000Z-171119T1500Z/
MATAGORDA BAY-GALVESTON BAY-
939 PM CST SAT NOV 18 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY...

* WINDS...NORTH NEAR 25 KNOTS WITH GUSTS TO NEAR GALE FORCE.

* BAYS...VERY 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.

&&

$$
838 
WHUS74 KHGX 190542
MWWHGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1142 PM CST SAT NOV 18 2017

...GALE WARNING IN EFFECT FOR GULF WATERS... 
...SMALL CRAFT ADVISORY IN EFFECT FOR THE BAY WATERS...
...LOW WATER ADVISORY FOR GALVESTON BAY...

.STRONG OFFSHORE WINDS AND ELEVATED SEAS ARE EXPECTED. WATER
LEVELS IN THE BAYS WILL RUN BELOW NORMAL LEVELS AS IT IS PUSHED
OUT.

GMZ350-355-370-375-191500-
/O.CON.KHGX.GL.W.0005.000000T0000Z-171119T1500Z/
COASTAL WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT FROM 20 TO 60 NM-
1142 PM CST SAT NOV 18 2017

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY...

* WINDS...NORTH NEAR 30 KNOTS WITH FREQUENT GALE FORCE GUSTS.

* SEAS...BUILDING TO 5 TO 8 FEET WITHIN 20 NM AND 8 TO 10 FEET 
  WITH OCCASIONAL SEAS UP TO 13 FEET FURTHER OFFSHORE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURING. 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.

&&

$$

GMZ335-191500-
/O.NEW.KHGX.LO.Y.0007.171119T0542Z-171119T2100Z/
/O.CON.KHGX.SC.Y.0086.000000T0000Z-171119T1500Z/
GALVESTON BAY-
1142 PM CST SAT NOV 18 2017

...LOW WATER ADVISORY IN EFFECT UNTIL 3 PM CST SUNDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
LOW WATER ADVISORY, WHICH IS IN EFFECT UNTIL 3 PM CST SUNDAY. 

* WINDS...NORTH NEAR 25 KNOTS WITH GUSTS TO NEAR GALE FORCE.

* BAYS...VERY ROUGH.

* WATER LEVELS...1 TO 1.5 FEET BELOW NORMAL.


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 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.

&&

$$

GMZ330-191500-
/O.CON.KHGX.SC.Y.0086.000000T0000Z-171119T1500Z/
MATAGORDA BAY-
1142 PM CST SAT NOV 18 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST SUNDAY...

* WINDS...NORTH NEAR 25 KNOTS WITH GUSTS TO NEAR GALE FORCE.

* BAYS...VERY 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.

&&

$$
413 
WHUS74 KHGX 190912
MWWHGX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
312 AM CST SUN NOV 19 2017

...GALE WARNING IN EFFECT FOR GULF WATERS... 
...SMALL CRAFT ADVISORY IN EFFECT FOR THE BAY WATERS... 
...LOW WATER ADVISORY FOR GALVESTON AND MATAGORDA BAYS...

.STRONG OFFSHORE WINDS AND ELEVATED SEAS ARE EXPECTED TO CONTINUE
THROUGH THE MORNING HOURS WITH LOWERING WINDS AND SEAS EXPECTED 
THIS AFTERNOON AND EVENING. WATER LEVELS IN THE BAYS WILL RUN 
BELOW NORMAL LEVELS TODAY AS OFFSHORE WINDS PUSH WATER OUT.

GMZ350-355-191800-
/O.CON.KHGX.GL.W.0005.000000T0000Z-171119T1500Z/
/O.NEW.KHGX.SC.Y.0087.171119T1500Z-171119T1800Z/
COASTAL WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
312 AM CST SUN NOV 19 2017

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO NOON
CST TODAY...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
SMALL CRAFT ADVISORY, WHICH IS IN EFFECT FROM 9 AM THIS MORNING
TO NOON CST TODAY. 

* WINDS...NORTHEAST WINDS 20 TO 25 KNOTS WITH FREQUENT GALE FORCE
  GUSTS THIS MORNING DECREASING TO 15 TO 20 KNOTS IN THE
  AFTERNOON.

* SEAS...SEAS 4 TO 6 FEET WITH OCCASIONAL SEAS UP TO 7 FEET. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURING. 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.

&&

$$

GMZ370-375-191800-
/O.CON.KHGX.GL.W.0005.000000T0000Z-171119T1500Z/
/O.NEW.KHGX.SC.Y.0087.171119T1500Z-171119T2200Z/
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT FROM 20 TO 60 NM-
312 AM CST SUN NOV 19 2017

...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 4 PM
CST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
SMALL CRAFT ADVISORY, WHICH IS IN EFFECT FROM 9 AM THIS MORNING
TO 4 PM CST THIS AFTERNOON. 

* WINDS...NORTHEAST WINDS 20 TO 30 KNOTS WITH FREQUENT GALE FORCE
  GUSTS THIS MORNING DECREASING TO AROUND 20 KNOTS IN THE
  AFTERNOON.

* SEAS...SEAS 7 TO 10 FEET WITH OCCASIONAL SEAS UP TO 13 FEET THIS
  MORNING SUBSIDING TO 4 TO 6 FEET WITH OCCASIONAL SEAS UP TO 7 
  FEET IN THE AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURING. 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.

&&

$$

GMZ330-191800-
/O.EXB.KHGX.LO.Y.0007.000000T0000Z-171120T0000Z/
/O.EXT.KHGX.SC.Y.0086.000000T0000Z-171119T1800Z/
MATAGORDA BAY-
312 AM CST SUN NOV 19 2017

...LOW WATER ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING...
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
LOW WATER ADVISORY, WHICH IS IN EFFECT UNTIL 6 PM CST THIS
EVENING. 

* WINDS...NORTH WINDS 15 TO 25 KNOTS WITH GUSTS TO NEAR GALE FORCE
  THIS MORNING DECREASING TO 10 TO 15 KNOTS IN THE AFTERNOON.

* BAYS...ROUGH THIS MORNING BECOMING CHOPPY IN THE AFTERNOON.

* WATER LEVELS...1 TO 1.5 FEET BELOW NORMAL.

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.

&&

$$

GMZ335-191800-
/O.EXT.KHGX.LO.Y.0007.000000T0000Z-171120T0000Z/
/O.EXT.KHGX.SC.Y.0086.000000T0000Z-171119T1800Z/
GALVESTON BAY-
312 AM CST SUN NOV 19 2017

...LOW WATER ADVISORY NOW IN EFFECT UNTIL 6 PM CST THIS EVENING...
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

* WINDS...NORTH WINDS 15 TO 25 KNOTS WITH GUSTS TO NEAR GALE FORCE
  THIS MORNING DECREASING TO 10 TO 15 KNOTS IN THE AFTERNOON.

* BAYS...ROUGH THIS MORNING BECOMING CHOPPY IN THE AFTERNOON.

* WATER LEVELS...1 TO 1.5 FEET BELOW NORMAL.

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 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.

&&

$$

What forecasters said that day

The local office's own words before this gale warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Houston/Galveston, TX wrote its last area forecast discussion before this gale warning went out at Nov 17, 11:10 PM CST, 4 hours 12 minutes earlier.

Area forecast discussion, Nov 17, 11:10 PM CST, 4 hours 12 minutes before
Area Forecast Discussion
National Weather Service Houston/Galveston TX
1110 PM CST Fri Nov 17 2017

.AVIATION...
Low clouds are beginning to develop across the area. Still looking for
MVFR ceilings to develop overnight with S winds around 10 knots. MVFR
ceilings could lift after sunrise but might not break until the cold
front moves through in the afternoon. Gusty S to SSW winds in the morning
will shift to the NW behind the front and remain gusty as any leftover
ceilings scatter out. VFR conditions can be expected to develop behind
the front as drier air moves into the area. VFR tomorrow evening and
night with weakening winds around the CLL and UTS areas but staying
on the breezy/windy side closer to the coast.  42
&&

.PREV DISCUSSION... /ISSUED 918 PM CST Fri Nov 17 2017/

DISCUSSION...
Made just a few minor changes for tonight removing low chance pops
from northern counties late and just a few other slight tweeks to
sky condition and temp. Latest runs show very little rain with
front with HRRR really dry through its run out to 18Z and TTU WRF
dry until front gets fairly close to the coast. Think what will
play out...nothing more than a few sprinkles NW zones late morning
with perhaps a narrow line of relatively light showers developing
as the front gets closer to the coast and encounters slightly
deeper moisture as per precipitable water grids.

Reilly

PREV DISCUSSION... /ISSUED 550 PM CST Fri Nov 17 2017/

AVIATION...
Could see one more round of mainly MVFR ceilings develop overnight with
S to SSW winds 10-15 knots and occasionally gusty under a tightened
pressure gradient. The gusty winds will shift to the SW and W tomorrow
morning ahead of a cold front that will quickly works its way through
the area during the afternoon through very early evening hours. Winds
will stay gusty behind the front as they shift to the NW. Any ceilings
that developed tonight will lift and break - if not ahead of the front,
then definitely behind the front as drier air moves into the area. VFR
into tomorrow evening with weakening winds around the CLL and UTS areas
but staying on the breezy/windy side closer to the coast.  42

PREV DISCUSSION... /ISSUED 350 PM CST Fri Nov 17 2017/

DISCUSSION...
Daytime heating has allowed for some mixing in the
lower levels, dragging some of the higher wind speeds located
within the first few kilometers of the atmosphere, down to the
surface. This warming has also help to erode the thicker cloud
deck that was present earlier this morning. Strands of cumulus
clouds still linger over much of the region this afternoon.

Overnight, low level clouds will develop around 2,000 feet and PWs
will fall to around one inch. Forecast soundings still holding on to
a fairly strong cap at 850 mb across the region as well. Although
winds and wind gusts should lower early this evening, winds speeds
will stay elevate around 10 mph overnight. These faster wind speeds
should allow for a break from patchy fog tonight. Low temperatures
should remain in the upper 60s to lower 70s along the coast.

Saturday will bring the next cold front of the season which should
help drop temperatures to below normal climatology for this time of
year. Still a little uncertainty with the exact timing of the front,
but the models have been coming into more agreement in the more
recent model runs. The spread in the timing between the ECMWF and
the GFS has narrowed, and what was once a six hour discrepancy
has lessened, with the GFS solution making it to the coast
slightly faster. The pressure gradient will begin to tighten as
the trough enters the northern zone of our forecast area around
18Z Saturday. We should see most of the precip move through SE TX
between 18-00Z Saturday, clearing the coast shortly after 00Z.
With the model soundings significantly capped as the front pushes
through the region, decided to keep thunder out of the forecast
and only anticipating showers at this time. This system will not
bring much in terms of total rainfall with most of the
accumulation along the coast, but it will leave gusty winds in its
wake.

Both models show the wind shift to out of the north/northwest by 00Z
Sunday. Therefore, gusty conditions will prevail Saturday evening
behind the front especially along the coast, evident in the
forecast soundings. Will have to continue to monitor trends in the
models, as we could be flirting with wind advisory criteria
Saturday night into Sunday along the coast and specifically for
Galveston County. Behind the front cool and dry conditions will
prevail. The ECMWF is trending temperatures a few colder  in
comparison to GFS. Leaned the forecast a little on the warmer side
closer to the GFS solution, based on consistency over the last
few model runs.

Additionally, depending on the timing of the cold front Saturday,
Saturday high temperatures could flirt with record values. The table
below contains both the normal and record temperature values for
Saturday November 18th. Behind the front high temperatures will
reach into the mid to upper 60s Sunday with low temperatures Sunday
night into Monday in the 40s to low 50s along the coast.

High pressure builds in behind the front and a warming trend will follow,
before the next cold front arrives late Tuesday into early
Wednesday. PWs rise to 1.00 to 1.25 inches on Tuesday as the next
front pushes through the region. Most of the precip with this
system will again be concentrated along the coast and over the
Gulf waters. This system will act to provide a reinforcing shot of
cooler air, which will leave high temperatures Wednesday and
Thursday in the mid 60s to low 70s, with lows in the 40s to mid
50s.

Hathaway

Climate...
       Normal and Record Temperature Values for November 18th
Site  Date   Normal     Normal        High Max        High Min
              High       Low         Temp Record     Temp Record
GLS  11/18     71         53         84 in 2016       73 in 1985
HOU  11/18     72         53         86 in 1973       73 in 1985
IAH  11/18     72         51         84 in 1973       74 in 1985
CLL  11/18     70         50         84 in 1986       71 in 1985

Hathaway

MARINE...
Expect onshore winds to increase to caution conditions tonight as
the surface pressure gradient tightens. The cold front should push
off of the coast sometime Saturday evening. Strong offshore winds
will develop behind the front with advisory conditions expected
Saturday night and Sunday. The thermal gradient right behind the
front will help lead to gusts to gale after the frontal passage
Saturday night. These could persist into Sunday morning but this
will depend upon the thermal gradient. Onshore winds return by
Monday. Another front is expected off of the coast Tuesday evening.

FIRE...
Elevated fire weather conditions are expected to develop for Sunday
and Monday as a very dry airmass moves over Southeast Texas. Even
though minimum relative humidity values will drop to between 25 and
30 percent area wide on Sunday afternoon and 30 to 40 percent most
areas on Monday, winds will likely be on the light side--probably 5
to 10 mph away from the coast on Sunday and under 10 mph on Monday.
Most concerned for Sunday with the drier conditions and winds
possibly reaching to between 10 and 15 mph in the coastal areas.

&&

.PRELIMINARY POINT TEMPS/POPS...
College Station (CLL)      66  79  45  66  41 /  10  20   0   0   0
Houston (IAH)              69  84  48  67  43 /  10  20   0   0   0
Galveston (GLS)            71  82  55  66  54 /  10  30  10   0   0

&&

.HGX WATCHES/WARNINGS/ADVISORIES...
TX...NONE.
GM...SMALL CRAFT SHOULD EXERCISE CAUTION until 6 AM CST Saturday for
     the following zones: Coastal waters from Freeport to the
     Matagorda Ship Channel out 20 NM...Coastal waters from High
     Island to Freeport out 20 NM...Waters from Freeport to the
     Matagorda Ship Channel from 20 to 60 NM...Waters from High
     Island to Freeport from 20 to 60 NM.

&&

46/42
Hazardous weather outlook, Nov 17, 6:02 AM CST, 21 hours 20 minutes before
Hazardous Weather Outlook
National Weather Service Houston/Galveston TX
602 AM CST Fri Nov 17 2017

TXZ163-164-176>179-195>200-210>214-226-227-235>238-181215-
Austin-Brazoria-Brazos-Burleson-Chambers-Colorado-Fort Bend-
Galveston-Grimes-Harris-Houston-Jackson-Liberty-Madison-Matagorda-
Montgomery-Polk-San Jacinto-Trinity-Walker-Waller-Washington-
Wharton-
602 AM CST Fri Nov 17 2017

This hazardous weather outlook is for portions of Southeast Texas..

.DAY ONE...Today and Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

GMZ330-335-350-355-370-375-181215-
Coastal waters from Freeport to the Matagorda Ship Channel out
20 NM-Coastal waters from High Island to Freeport out 20 NM-
Galveston Bay-Matagorda Bay-
Waters from Freeport to the Matagorda Ship Channel from 20 to
60 NM-Waters from High Island to Freeport from 20 to 60 NM-
602 AM CST Fri Nov 17 2017

This hazardous weather outlook is for portions of Southeast Texas..

.DAY ONE...Today and Tonight

No hazardous weather is expected at this time.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Small Craft Advisories will likely be required in the wake of a
cold front expected to push into the waters late Saturday or early
Sunday. Northerly winds of 20 to 25 knots will be common with seas
building to 8 to 9 feet well offshore. Bay waters will be choppy
to rough.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 18, 12:28 AM CSTSmall Craft AdvisoryHGX9 hr
Nov 18, 3:22 AM CSTSmall Craft AdvisoryHGX33 hr
Nov 18, 3:55 AM CSTWind AdvisoryHGXBrazoria, Chambers, Galveston, Jackson, Matagorda26 hr

Nearby

Gale Warnings in Texas, 2017Every gale warning in 2017

Sources

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