Alert archive / Texas / Small Craft Advisories in 2021

Small Craft Advisory 39, NWS Houston/Galveston, TX

April 15, 2021

NWS Houston/Galveston, TX issued this small craft advisory at Apr 15, 2021, 8:52 AM CDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Apr 15, 2021, 8:52 AM CDT (13:52 UTC)
Expired
Apr 15, 2021, 7:00 PM CDT
In force
10 hr
Issued by
NWS Houston/Galveston, TX

The text

As transmitted.

487 
WHUS74 KHGX 151352
MWWHGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Houston/Galveston TX
852 AM CDT Thu Apr 15 2021

GMZ350-355-152100-
/O.NEW.KHGX.SC.Y.0039.210415T1352Z-210415T2100Z/
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
852 AM CDT Thu Apr 15 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

* WHAT...Northeasterly winds 20 knots with gusts up to 25 knots.

* 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 4 PM CDT 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.

&&

$$

GMZ335-151600-
/O.NEW.KHGX.SC.Y.0039.210415T1352Z-210415T1600Z/
Galveston Bay-
852 AM CDT Thu Apr 15 2021

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM CDT THIS MORNING...

* WHAT...Northeasterly winds around 20 knots with gusts up to 25 
  knots.

* WHERE...Galveston Bay.

* WHEN...Until 11 AM CDT this morning.

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


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

GMZ370-375-152100-
/O.NEW.KHGX.SC.Y.0039.210415T1500Z-210415T2100Z/
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-
852 AM CDT Thu Apr 15 2021

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CDT THIS MORNING UNTIL
4 PM CDT THIS AFTERNOON...

* WHAT...Northeasterly winds 20 knots with gusts up to 25 knots.

* 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 4 PM CDT 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.

&&

$$
1 follow-up statement
963 
WHUS74 KHGX 152022
MWWHGX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Houston/Galveston TX
322 PM CDT Thu Apr 15 2021

GMZ350-355-370-375-160000-
/O.EXT.KHGX.SC.Y.0039.000000T0000Z-210416T0000Z/
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-
322 PM CDT Thu Apr 15 2021

...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* WHAT...Easterly winds 20 knots with gusts up to 25 knots.

* WHERE...Nearshore and offshore Gulf of Mexico waters.

* WHEN...Until 7 PM CDT 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 7:16 PM CDTSpecial Weather StatementHGXLiberty29 min
Apr 14, 7:17 PM CDTSpecial Weather StatementHGXChambers28 min
Apr 14, 8:06 PM CDTSpecial Weather StatementHGXChambers24 min
Apr 14, 8:57 PM CDTSpecial Weather StatementHGXJackson33 min
Apr 14, 9:25 PM CDTSpecial Weather StatementHGXFort Bend35 min
Apr 15, 4:34 PM CDTSpecial Weather StatementHGXBurleson56 min
Apr 15, 5:17 PM CDTSpecial Weather StatementHGXBrazos, Burleson, Grimes, Washington58 min
Apr 15, 5:30 PM CDTSevere Thunderstorm WarningHGXAustin, Burleson, Colorado, Washington30 min
Apr 15, 6:00 PM CDTSpecial Weather StatementHGXBrazos, Grimes, Montgomery, Walker60 min
Apr 15, 6:01 PM CDTSevere Thunderstorm WarningHGXAustin, Montgomery, Waller, Washington44 min
Apr 15, 6:21 PM CDTSpecial Weather StatementHGXGrimes, Montgomery, San Jacinto, Walker54 min
Apr 15, 6:46 PM CDTSpecial Weather StatementHGXWaller44 min

Nearby

Small Craft Advisories in Texas, 2021Every small craft advisory 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.