Alert archive / Texas / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 4, NWS Austin/San Antonio, TX

February 22, 20165 counties in Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Feb 22, 2016, 11:54 PM CST for 5 counties in Texas. It was in force for 66 min. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Feb 22, 2016, 11:54 PM CST (05:54 UTC)
Expired
Feb 23, 2016, 1:00 AM CST
In force
66 min
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
70.0 mph

Counties Dimmit County, TX, Frio County, TX, Medina County, TX, Uvalde County, TX, Zavala County, TX

The radar

The Laughlin AFB radar (KDFX), 84 km from the middle of the area, began a volume at 05:53 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.

What was reported inside it

TimeReportWhereRemark
Feb 22, 11:56 PM CSTHAIL 1La Pryor, TXAT LEAST QUARTER SIZE HAIL OBSERVED IN LA PRYOR.
Feb 23, 12:36 AM CSTHAIL 12 Wnw Pearsall, TXAT LEAST QUARTER SIZE HAIL OBSERVED AT GAS STATION ALONG I-35
Feb 23, 12:58 AM CSTHAIL 1La Pryor, TXQUARTER SIZED HAIL REPORTED IN THE CITY OF LA PRYOR ON MEDIA FACEBOOK PAGE.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Feb 22, 10:14 PM CSTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Del Rio, TX (KDLF), launched 00:00Z, 5.9 hours before the alert went out and 137 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 2016-02-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2016-02-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
870 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
233 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

376 
WUUS54 KEWX 230554
SVREWX
TXC127-163-325-463-507-230700-
/O.NEW.KEWX.SV.W.0004.160223T0554Z-160223T0700Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1154 PM CST MON FEB 22 2016

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN DIMMIT COUNTY IN SOUTH CENTRAL TEXAS...
  FRIO COUNTY IN SOUTH CENTRAL TEXAS...
  SOUTHEASTERN UVALDE COUNTY IN SOUTH CENTRAL TEXAS...
  ZAVALA COUNTY IN SOUTH CENTRAL TEXAS...
  SOUTHWESTERN MEDINA COUNTY IN SOUTH CENTRAL TEXAS...

* UNTIL 100 AM CST

* AT 1153 PM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR UVALDE ESTATES TO 7 MILES SOUTHEAST OF WASHER
  TO NEAR LA PRYOR...MOVING SOUTHEAST AT 45 MPH.

  HAZARD...70 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT CONSIDERABLE 
           TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO MOBILE HOMES...
           ROOFS...AND OUTBUILDINGS. 

* LOCATIONS IMPACTED INCLUDE...
  UVALDE...PEARSALL...HONDO...CRYSTAL CITY...DILLEY...BIG WELLS...LA PRYOR...
  BATESVILLE...MOORE...SABINAL...FRIO TOWN...D'HANIS...NORTH PEARSALL...
  LOMA VISTA...WEST PEARSALL...KNIPPA...LAS VEGAS...DIVOT...YANCEY AND
  WASHER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THESE STORMS. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURES LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 2864 9987 2890 10008 2923 9990 2947 9904
      2865 9903 2864 9939 2852 9940
TIME...MOT...LOC 0553Z 292DEG 41KT 2917 9980 2897 9979 2891 9985 2894
9996

HAIL...1.00IN
WIND...70MPH
 
$$

CP
1 follow-up statement
937 
WWUS54 KEWX 230636
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1236 AM CST TUE FEB 23 2016

TXC127-163-325-463-507-230700-
/O.CON.KEWX.SV.W.0004.000000T0000Z-160223T0700Z/
DIMMIT TX-FRIO TX-UVALDE TX-ZAVALA TX-MEDINA TX-
1236 AM CST TUE FEB 23 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 AM CST
FOR NORTHEASTERN DIMMIT...FRIO...SOUTHEASTERN UVALDE...ZAVALA AND
SOUTHWESTERN MEDINA COUNTIES...

AT 1234 AM CST...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR YANCEY TO NEAR WEST PEARSALL TO NEAR DIVOT TO 9
MILES WEST OF DILLEY...MOVING SOUTHEAST AT 55 MPH. ANOTHER SEVERE
THUNDERSTORM WAS 15 MILES NORTHWEST OF LA PRYOR...MOVING SOUTHEAST
AT 50 MPH. 

HAZARD...70 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT CONSIDERABLE 
         TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO MOBILE HOMES...
         ROOFS...AND OUTBUILDINGS. 

LOCATIONS IMPACTED INCLUDE...
UVALDE...PEARSALL...HONDO...CRYSTAL CITY...DILLEY...BIG WELLS...LA PRYOR...
BATESVILLE...MOORE...SABINAL...FRIO TOWN...D'HANIS...NORTH PEARSALL...LOMA
VISTA...WEST PEARSALL...KNIPPA...LAS VEGAS...DIVOT...YANCEY AND WASHER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THESE STORMS. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURES LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 2864 9987 2890 10008 2923 9990 2947 9904
      2865 9903 2864 9939 2852 9940
TIME...MOT...LOC 0634Z 293DEG 49KT 2911 9918 2887 9918 2869 9925 2871
9932

HAIL...1.00IN
WIND...70MPH
 
$$

CP

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 22, 8:49 PM CSTSpecial Weather StatementEWXVal Verde56 min
Feb 22, 9:22 PM CSTSpecial Weather StatementEWXEdwards53 min
Feb 22, 9:44 PM CSTSpecial Weather StatementEWXVal Verde61 min
Feb 22, 10:08 PM CSTSevere Thunderstorm WarningEWXEdwards, Kinney, Val Verde67 min
Feb 22, 10:24 PM CSTSpecial Weather StatementEWXKerr51 min
Feb 22, 10:35 PM CSTSpecial Weather StatementEWXReal55 min
Feb 22, 10:58 PM CSTSevere Thunderstorm WarningEWXKinney, Maverick, Uvalde, Zavala62 min
Feb 22, 11:46 PM CSTSpecial Weather StatementEWXEdwards59 min
Feb 23, 12:03 AM CSTSpecial Weather StatementEWXKinney42 min
Feb 23, 12:27 AM CSTSpecial Weather StatementEWXBexar, Medina63 min
Feb 23, 12:41 AM CSTSevere Thunderstorm WarningEWXAtascosa, Frio64 min
Feb 23, 12:51 AM CSTSpecial Weather StatementEWXBlanco, Comal, Guadalupe, Hays54 min
Feb 23, 12:56 AM CSTSevere Thunderstorm WarningEWXFrio, Zavala64 min
Feb 23, 1:42 AM CSTSpecial Weather StatementEWXGonzales, Karnes, Wilson63 min
Feb 23, 1:48 AM CSTSpecial Weather StatementEWXZavala57 min
Feb 23, 2:00 AM CSTSpecial Weather StatementEWXAtascosa60 min
Feb 23, 2:11 AM CSTSpecial Weather StatementEWXBurnet, Williamson64 min
Feb 23, 2:21 AM CSTAreal Flood AdvisoryEWXBexar3 hr
Feb 23, 2:31 AM CSTSpecial Weather StatementEWXDeWitt, Gonzales, Lavaca59 min
Feb 23, 2:52 AM CSTSpecial Weather StatementEWXFrio53 min
Feb 23, 2:55 AM CSTSpecial Weather StatementEWXAtascosa, Frio65 min
Feb 23, 3:03 AM CSTSpecial Weather StatementEWXKarnes57 min
Feb 23, 3:07 AM CSTSpecial Weather StatementEWXWilliamson23 min

Nearby

Severe Thunderstorm Warnings in Texas, 2016Every severe thunderstorm warning in 2016

Sources

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