Alert archive / Texas / Wind Advisories in 2019

Wind Advisory 2, NWS Austin/San Antonio, TX

March 12, 201926 counties in Texas

NWS Austin/San Antonio, TX issued this wind advisory at Mar 12, 2019, 11:57 PM CDT for 26 counties in Texas. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Mar 12, 2019, 11:57 PM CDT (04:57 UTC)
Expired
Mar 13, 2019, 8:00 AM CDT
In force
8 hr
Issued by
NWS Austin/San Antonio, TX
All 26 counties

Bandera County, TX, Bastrop County, TX, Bexar County, TX, Blanco County, TX, Burnet County, TX, Caldwell County, TX, Comal County, TX, DeWitt County, TX, Edwards County, TX, Fayette County, TX, Gillespie County, TX, Gonzales County, TX, Guadalupe County, TX, Hays County, TX, Kendall County, TX, Kerr County, TX, Kinney County, TX, Lavaca County, TX, Lee County, TX, Llano County, TX, Medina County, TX, Real County, TX, Travis County, TX, Uvalde County, TX, Val Verde County, TX, Williamson County, TX

The radar

The Austin/San Antonio radar (KEWX), 50 km from the middle of the area, began a volume at 05:01 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Del Rio, TX (KDLF), launched 00:00Z, 5.0 hours before the alert went out and 234 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Del Rio, TX at 00:00Z on 2019-03-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 292 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 00:00Z on 2019-03-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 182 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
292 J/kg
Mixed-layer CIN
-147 J/kg
Mixed-layer LCL
1425 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
182 m²/s²
0-3 km storm-relative helicity
281 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.1

Open this sounding in Storm Lab

The text

As transmitted.

695 
WWUS74 KEWX 130457
NPWEWX

URGENT - WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
1157 PM CDT Tue Mar 12 2019

TXZ171>173-183>192-202>206-131300-
/O.NEW.KEWX.WI.Y.0002.190313T0457Z-190313T1300Z/
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Kinney-Uvalde-Medina-Bexar-
Comal-
Including the cities of Llano, Burnet, Georgetown, Del Rio, 
Rocksprings, Leakey, Kerrville, Bandera, Fredericksburg, Boerne, 
Blanco, San Marcos, Austin, Bracketville, Uvalde, Hondo, 
San Antonio, and New Braunfels
1157 PM CDT Tue Mar 12 2019

...WIND ADVISORY IN EFFECT UNTIL 8 AM CDT WEDNESDAY...

The National Weather Service in Austin/San Antonio has issued a
Wind Advisory, which is in effect until 8 AM CDT Wednesday. 

* TIMING...Late Tuesday night through Wednesday morning.

* WINDS...Southeasterly sustained winds 20 to 25 mph with frequent gusts
  up to 40 mph.

* IMPACTS...Light weight or loose objects that are not secured may
  easily be blown around. High profile and/or light weight
  vehicles may experience difficulty traveling on roadways. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds of 35 mph are expected. Winds
this strong can make driving difficult...especially for high
profile vehicles. Use extra caution.

&&

$$
1 follow-up statement
421 
WWUS74 KEWX 130751
NPWEWX

URGENT - WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
251 AM CDT Wed Mar 13 2019

TXZ193-194-207>209-223>225-131300-
/O.EXA.KEWX.WI.Y.0002.000000T0000Z-190313T1300Z/
Bastrop-Lee-Guadalupe-Caldwell-Fayette-Gonzales-De Witt-Lavaca-
Including the cities of Bastrop, Giddings, Seguin, Lockhart, 
La Grange, Gonzales, Cuero, and Halletsville
251 AM CDT Wed Mar 13 2019

...WIND ADVISORY IN EFFECT UNTIL 8 AM CDT THIS MORNING...

The National Weather Service in Austin/San Antonio has issued a
Wind Advisory, which is in effect until 8 AM CDT this morning. 

* TIMING...Late Tuesday night through Wednesday morning.

* WINDS...Southeasterly sustained winds 20 to 25 mph with 
  frequent gusts up to 40 mph. 

* IMPACTS...Light weight or loose objects that are not secured 
  may easily be blown around. High profile and/or light weight 
  vehicles may experience difficulty traveling on roadways. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds of 35 mph are expected. Winds
this strong can make driving difficult...especially for high
profile vehicles. Use extra caution.

&&

$$

TXZ171>173-183>192-202>206-131300-
/O.CON.KEWX.WI.Y.0002.000000T0000Z-190313T1300Z/
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Kinney-Uvalde-Medina-Bexar-
Comal-
Including the cities of Llano, Burnet, Georgetown, Del Rio, 
Rocksprings, Leakey, Kerrville, Bandera, Fredericksburg, Boerne, 
Blanco, San Marcos, Austin, Bracketville, Uvalde, Hondo, 
San Antonio, and New Braunfels
251 AM CDT Wed Mar 13 2019

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING...

* TIMING...Late Tuesday night through Wednesday morning.

* WINDS...Southeasterly sustained winds 20 to 25 mph with 
  frequent gusts up to 40 mph. 

* IMPACTS...Light weight or loose objects that are not secured 
  may easily be blown around. High profile and/or light weight 
  vehicles may experience difficulty traveling on roadways. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds of 35 mph are expected. Winds
this strong can make driving difficult...especially for high
profile vehicles. Use extra caution.

&&

$$

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 13, 12:12 AM CDTSevere Thunderstorm WarningEWXVal Verde63 min
Mar 13, 1:32 AM CDTSpecial Weather StatementEWXVal Verde58 min
Mar 13, 2:30 AM CDTSpecial Weather StatementEWXEdwards, Kinney, Real, Uvalde45 min
Mar 13, 2:44 AM CDTSevere Thunderstorm WarningEWXKinney, Uvalde61 min
Mar 13, 3:46 AM CDTSpecial Weather StatementEWXMaverick, Uvalde44 min
Mar 13, 3:51 AM CDTSevere Thunderstorm WarningEWXBurnet, Llano54 min
Mar 13, 4:08 AM CDTSpecial Weather StatementEWXGillespie22 min
Mar 13, 4:50 AM CDTSpecial Weather StatementEWXBandera, Gillespie40 min
Mar 13, 5:18 AM CDTSpecial Weather StatementEWXBlanco, Burnet, Kendall57 min
Mar 13, 6:20 AM CDTSpecial Weather StatementEWXWilliamson55 min

Nearby

Wind Advisories in Texas, 2019Every wind advisory in 2019

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.