Alert archive / Texas / Gale Warnings in 2021

Gale Warning 7, NWS Houston/Galveston, TX

December 18, 2021

NWS Houston/Galveston, TX issued this gale warning at Dec 18, 2021, 3:33 AM CST. It took effect at Dec 18, 2021, 6:00 PM CST. It was in force for 9 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 18, 2021, 3:33 AM CST (09:33 UTC)
In effect from
Dec 18, 2021, 6:00 PM CST
Expired
Dec 19, 2021, 3:26 AM CST
In force
9 hr
Issued by
NWS Houston/Galveston, TX

The text

As transmitted.

530 
WHUS74 KHGX 180933
MWWHGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Houston/Galveston TX
333 AM CST Sat Dec 18 2021

GMZ355-181745-
/O.CON.KHGX.MF.Y.0040.000000T0000Z-211218T1600Z/
/O.UPG.KHGX.GL.A.0006.211218T2000Z-211219T1200Z/
/O.NEW.KHGX.GL.W.0007.211219T0000Z-211219T1600Z/
Coastal waters from High Island to Freeport TX out 20 NM-
333 AM CST Sat Dec 18 2021

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING...
...GALE WARNING IN EFFECT FROM 6 PM THIS EVENING TO 10 AM CST
SUNDAY...

* WHAT...For the Gale Warning, north winds around 25 kt with 
  gusts up to 40 kt and seas 4 to 6 ft expected. For the Dense Fog
  Advisory, dense fog will reduce visibility to 1/4 NM or less.

* WHERE...Coastal waters from High Island to Freeport TX out 20 
  NM.

* WHEN...For the Gale Warning, from 6 PM this evening to 10 AM 
  CST Sunday. For the Dense Fog Advisory, until 10 AM CST this 
  morning.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility. Low visibility
  will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

GMZ350-370-375-181745-
/O.UPG.KHGX.GL.A.0006.211218T2000Z-211219T1200Z/
/O.NEW.KHGX.GL.W.0007.211219T0000Z-211219T1600Z/
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-
Waters from Freeport to Matagorda Ship Channel TX from 20 to
60 NM-Waters from High Island to Freeport TX from 20 to 60 NM-
333 AM CST Sat Dec 18 2021

...GALE WARNING IN EFFECT FROM 6 PM THIS EVENING TO 10 AM CST
SUNDAY...

* WHAT...North winds 25 to 30 kt with gusts up to 40 kt and seas 
  6 to 8 ft expected.

* WHERE...Coastal waters from Freeport to Matagorda Ship Channel 
  TX out 20 NM, Waters from Freeport to Matagorda Ship Channel 
  TX from 20 to 60 NM and Waters from High Island to Freeport TX 
  from 20 to 60 NM.

* WHEN...From 6 PM this evening to 10 AM CST Sunday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

GMZ335-181745-
/O.CON.KHGX.MF.Y.0040.000000T0000Z-211218T1600Z/
/O.NEW.KHGX.GL.A.0007.211219T0300Z-211219T1200Z/
Galveston Bay-
333 AM CST Sat Dec 18 2021

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS
MORNING...
...GALE WATCH IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT...

* WHAT...For the Dense Fog Advisory, dense fog will reduce 
  visibility to 1/4 NM or less. For the Gale Watch, north winds 
  20 to 25 kt with gusts up to 35 kt and rough possible.

* WHERE...Galveston Bay.

* WHEN...For the Dense Fog Advisory, until 10 AM CST this 
  morning. For the Gale Watch, from this evening through late 
  tonight.

* IMPACTS...Strong winds can cause hazardous seas which could 
  capsize or damage vessels and reduce visibility. Low 
  visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and seas.

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

GMZ330-181745-
/O.NEW.KHGX.GL.A.0007.211219T0300Z-211219T1200Z/
Matagorda Bay-
333 AM CST Sat Dec 18 2021

...GALE WATCH IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT...

* WHAT...North winds 20 to 25 kt with gusts up to 40 kt and 
  rough possible.

* WHERE...Matagorda Bay.

* WHEN...From this evening through late tonight.

* IMPACTS...Strong winds can cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and seas.

&&

$$
4 follow-up statements
150 
WHUS74 KHGX 181733
MWWHGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Houston/Galveston TX
1133 AM CST Sat Dec 18 2021

GMZ350-355-370-375-190145-
/O.CON.KHGX.GL.W.0007.211219T0000Z-211219T1600Z/
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
Waters from Freeport to Matagorda Ship Channel TX from 20 to
60 NM-Waters from High Island to Freeport TX from 20 to 60 NM-
1133 AM CST Sat Dec 18 2021

...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
CST SUNDAY...

* WHAT...North winds 25 to 30 kt with gusts up to 40 kt and seas 
  6 to 8 ft expected.

* WHERE...Coastal waters from Freeport to Matagorda Ship Channel 
  TX out 20 NM, Waters from Freeport to Matagorda Ship Channel 
  TX from 20 to 60 NM and Waters from High Island to Freeport TX 
  from 20 to 60 NM.

* WHEN...From 6 PM this evening to 10 AM CST Sunday.

* IMPACTS...Strong winds will cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

GMZ330-335-190145-
/O.CON.KHGX.GL.A.0007.211219T0300Z-211219T1200Z/
Matagorda Bay-Galveston Bay-
1133 AM CST Sat Dec 18 2021

...GALE WATCH REMAINS IN EFFECT FROM 9 PM CST THIS EVENING
THROUGH LATE TONIGHT...

* WHAT...North winds 20 to 25 kt with gusts up to 40 kt and 
  rough possible.

* WHERE...Matagorda Bay.

* WHEN...From this evening through late tonight.

* IMPACTS...Strong winds can cause hazardous seas which could 
  capsize or damage vessels and reduce visibility.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should consider altering plans to avoid possible
hazardous conditions.  Remain in port, seek safe harbor, alter
course, and/or secure the vessel for severe wind and seas.

&&

$$
807 
WHUS74 KHGX 182017
MWWHGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Houston/Galveston TX
217 PM CST Sat Dec 18 2021

GMZ350-355-370-375-190430-
/O.CON.KHGX.GL.W.0007.211219T0000Z-211219T1600Z/
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
Waters from Freeport to Matagorda Ship Channel TX from 20 to
60 NM-Waters from High Island to Freeport TX from 20 to 60 NM-
217 PM CST Sat Dec 18 2021

...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO 10 AM
CST SUNDAY...

* WHAT...North winds 25 to 30 kt with gusts up to 40 kt and seas 
  6 to 8 ft expected.

* WHERE...Coastal waters from Freeport to Matagorda Ship Channel 
  TX out 20 NM, Waters from Freeport to Matagorda Ship Channel 
  TX from 20 to 60 NM and Waters from High Island to Freeport TX 
  from 20 to 60 NM.

* WHEN...From 6 PM this evening to 10 AM CST Sunday.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

GMZ330-335-190430-
/O.UPG.KHGX.GL.A.0007.211219T0300Z-211219T1200Z/
/O.NEW.KHGX.SC.Y.0094.211218T2100Z-211219T1600Z/
Matagorda Bay-Galveston Bay-
217 PM CST Sat Dec 18 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM CST SUNDAY...

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt and 
  rough expected.

* WHERE...Matagorda Bay and Galveston Bay.

* WHEN...Until 10 AM CST Sunday.

* IMPACTS...Conditions will be hazardous to small craft.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
777 
WHUS74 KHGX 190312
MWWHGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Houston/Galveston TX
912 PM CST Sat Dec 18 2021

GMZ350-355-370-375-191115-
/O.CON.KHGX.GL.W.0007.000000T0000Z-211219T1600Z/
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
Waters from Freeport to Matagorda Ship Channel TX from 20 to
60 NM-Waters from High Island to Freeport TX from 20 to 60 NM-
912 PM CST Sat Dec 18 2021

...GALE WARNING REMAINS IN EFFECT UNTIL 10 AM CST SUNDAY...

* WHAT...North winds 25 to 30 kt with gusts up to 40 kt and seas 
  6 to 8 ft expected.

* WHERE...Coastal waters from Freeport to Matagorda Ship Channel 
  TX out 20 NM, Waters from Freeport to Matagorda Ship Channel 
  TX from 20 to 60 NM and Waters from High Island to Freeport TX 
  from 20 to 60 NM.

* WHEN...From 6 PM this evening to 10 AM CST Sunday.

* IMPACTS...Strong winds will cause hazardous seas which could
  capsize or damage vessels and reduce visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

$$

GMZ330-335-191115-
/O.CON.KHGX.SC.Y.0094.000000T0000Z-211219T1600Z/
Matagorda Bay-Galveston Bay-
912 PM CST Sat Dec 18 2021

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST
SUNDAY...

* WHAT...North winds 10 to 20 kt with gusts up to 30 kt and 
  rough expected.

* WHERE...Matagorda Bay and Galveston Bay.

* WHEN...Until 10 AM CST Sunday.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$
912 
WHUS74 KHGX 190926
MWWHGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Houston/Galveston TX
326 AM CST Sun Dec 19 2021

GMZ350-355-191730-
/O.CAN.KHGX.GL.W.0007.000000T0000Z-211219T1600Z/
/O.EXB.KHGX.SC.Y.0094.000000T0000Z-211219T2000Z/
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
326 AM CST Sun Dec 19 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM CST THIS AFTERNOON...
...GALE WARNING IS CANCELLED...

* WHAT...North winds 20 to 25 kt with gusts up to 30 kt.

* WHERE...Coastal waters from Freeport to Matagorda Ship Channel 
  TX out 20 NM and Coastal waters from High Island to Freeport 
  TX out 20 NM.

* WHEN...Until 2 PM CST this afternoon.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

GMZ370-375-191730-
/O.CAN.KHGX.GL.W.0007.000000T0000Z-211219T1600Z/
/O.EXB.KHGX.SC.Y.0094.000000T0000Z-211220T0000Z/
Waters from Freeport to Matagorda Ship Channel TX from 20 to
60 NM-Waters from High Island to Freeport TX from 20 to 60 NM-
326 AM CST Sun Dec 19 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING...
...GALE WARNING IS CANCELLED...

* WHAT...North winds 20 to 25 kt with gusts up to 30 kt and seas 5
  to 7 ft.

* WHERE...Waters from Freeport to Matagorda Ship Channel TX from 
  20 to 60 NM and Waters from High Island to Freeport TX from 20 
  to 60 NM.

* WHEN...Until 6 PM CST this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

GMZ330-335-191730-
/O.EXT.KHGX.SC.Y.0094.000000T0000Z-211219T2000Z/
Matagorda Bay-Galveston Bay-
326 AM CST Sun Dec 19 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 2 PM CST THIS
AFTERNOON...

* WHAT...North winds 15 to 20 kt with gusts up to 30 kt and 
  rough.

* WHERE...Matagorda Bay and Galveston Bay.

* WHEN...Until 2 PM CST this afternoon.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 17, 10:46 PM CSTMarine Dense Fog AdvisoryHGX11 hr
Dec 18, 3:33 AM CSTGale WatchHGX11 hr
Dec 18, 5:56 AM CSTDense Fog AdvisoryHGXGalveston4 hr
Dec 18, 8:48 AM CSTSpecial Weather StatementHGXHouston57 min
Dec 18, 8:58 AM CSTSpecial Weather StatementHGXBrazos, Burleson47 min
Dec 18, 9:28 AM CSTSpecial Weather StatementHGXGrimes, Washington47 min
Dec 18, 9:43 AM CSTSpecial Weather StatementHGXTrinity, Walker62 min
Dec 18, 9:54 AM CSTSpecial Weather StatementHGXMontgomery51 min
Dec 18, 10:09 AM CSTSpecial Weather StatementHGXMontgomery, Waller66 min
Dec 18, 10:21 AM CSTSevere Thunderstorm WarningHGXGrimes, Montgomery, Walker24 min
Dec 18, 10:39 AM CSTSevere Thunderstorm WarningHGXHarris, Montgomery20 min
Dec 18, 10:52 AM CSTTornado WarningHGXMontgomery, San Jacinto23 min
Dec 18, 10:57 AM CSTSevere Thunderstorm WarningHGXHarris, Liberty, Montgomery, San Jacinto33 min
Dec 18, 11:15 AM CSTAreal Flood AdvisoryHGXMontgomery, San Jacinto, Walker2 hr
Dec 18, 11:25 AM CSTSpecial Weather StatementHGXBrazoria, Chambers, Fort Bend, Harris, Jackson, Liberty and 5 more65 min
Dec 18, 11:29 AM CSTSevere Thunderstorm WarningHGXHarris, Liberty, Montgomery, San Jacinto31 min
Dec 18, 11:41 AM CSTSevere Thunderstorm WarningHGXHarris34 min
Dec 18, 11:53 AM CSTSpecial Marine WarningHGX2 hr
Dec 18, 12:09 PM CSTAreal Flood AdvisoryHGXHarris111 min
Dec 18, 12:36 PM CSTSpecial Weather StatementHGXBrazoria, Chambers, Galveston, Matagorda54 min
Dec 18, 1:18 PM CSTAreal Flood AdvisoryHGXBrazoria, Chambers, Galveston, Harris117 min
Dec 18, 1:31 PM CSTSpecial Weather StatementHGXBrazoria, Galveston, Matagorda59 min
Dec 18, 1:55 PM CSTSpecial Marine WarningHGX2 hr
Dec 18, 2:17 PM CSTSmall Craft AdvisoryHGX44 hr
Dec 18, 3:52 PM CSTSpecial Marine WarningHGX53 min

Nearby

Gale Warnings in Texas, 2021Every gale warning in 2021

Sources

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