Alert archive / Texas / Tornado Warnings in 2017

Tornado Warning 9, NWS Austin/San Antonio, TX

March 28, 2017Kinney County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Mar 28, 2017, 11:25 PM CDT for Kinney County, Texas. It was in force for 35 min. 1 report 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
Mar 28, 2017, 11:25 PM CDT (04:25 UTC)
Expired
Mar 29, 2017, 12:00 AM CDT
In force
35 min
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Kinney County, TX

The radar

The Laughlin AFB radar (KDFX), 17 km from the middle of the area, began a volume at 04:24 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
Mar 28, 11:40 PM CDTHAIL 11 N Brackettville, TXQUARTER HAIL REPORTED AT PRIVATE RESIDENCE.

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
Mar 28, 9:28 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Del Rio, TX (KDLF), launched 00:00Z, 4.4 hours before the alert went out and 44 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 2017-03-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2145 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 2017-03-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 150 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
2145 J/kg
Mixed-layer CIN
-130 J/kg
Mixed-layer LCL
1440 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
150 m²/s²
0-3 km storm-relative helicity
246 m²/s²
Significant tornado parameter
0.8
Supercell composite
16.9

Open this sounding in Storm Lab

The text

As transmitted.

637 
WFUS54 KEWX 290425
TOREWX
TXC271-290500-
/O.NEW.KEWX.TO.W.0009.170329T0425Z-170329T0500Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Austin/San Antonio TX
1125 PM CDT TUE MAR 28 2017

The National Weather Service in Austin San Antonio has issued a

* Tornado Warning for...
  Southeastern Kinney County in south central Texas...

* Until midnight CDT
    
* At 1124 PM CDT, a severe thunderstorm capable of producing a
  tornado was located near Spofford, moving northeast at 40 mph.

  HAZARD...Tornado. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* Locations impacted include...
  Brackettville, Spofford and Anacacho. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

Motorists should not take shelter under highway overpasses. If you
cannot safely drive away from the tornado, as a last resort, either
park your vehicle and stay put, or abandon your vehicle and lie down
in a low lying area and protect yourself from flying debris.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Austin San Antonio.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 2910 10058 2925 10059 2946 10028 2909 10013
TIME...MOT...LOC 0424Z 246DEG 34KT 2921 10052 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

CP
1 follow-up statement
627 
WWUS54 KEWX 290434
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
1134 PM CDT TUE MAR 28 2017

TXC271-290500-
/O.CON.KEWX.TO.W.0009.000000T0000Z-170329T0500Z/
Kinney TX-
1134 PM CDT TUE MAR 28 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR
SOUTHEASTERN KINNEY COUNTY...
    
At 1134 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Brackettville, moving northeast at 40 mph.

HAZARD...Tornado. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations impacted include...
Brackettville, Spofford and Anacacho. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

Motorists should not take shelter under highway overpasses. If you
cannot safely drive away from the tornado, as a last resort, either
park your vehicle and stay put, or abandon your vehicle and lie down
in a low lying area and protect yourself from flying debris.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 2910 10058 2925 10059 2946 10028 2909 10013
TIME...MOT...LOC 0434Z 246DEG 34KT 2925 10042 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

CP

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 28, 7:38 PM CDTSevere Thunderstorm WarningEWXEdwards, Kinney52 min
Mar 28, 8:26 PM CDTSevere Thunderstorm WarningEWXEdwards, Real64 min
Mar 28, 8:54 PM CDTSevere Thunderstorm WarningEWXEdwards, Real66 min
Mar 28, 9:29 PM CDTSevere Thunderstorm WarningEWXEdwards, Kerr, Real35 min
Mar 28, 9:51 PM CDTSpecial Weather StatementEWXVal Verde54 min
Mar 28, 10:02 PM CDTSevere Thunderstorm WarningEWXEdwards, Kinney, Val Verde58 min
Mar 28, 10:59 PM CDTSpecial Weather StatementEWXBandera, Edwards, Gillespie, Kerr, Kinney, Medina and 2 more61 min
Mar 28, 11:04 PM CDTSevere Thunderstorm WarningEWXKinney, Maverick56 min
Mar 28, 11:32 PM CDTSevere Thunderstorm WarningEWXBandera, Edwards, Gillespie, Kerr, Real58 min
Mar 28, 11:47 PM CDTTornado WarningEWXKinney, Uvalde28 min
Mar 28, 11:55 PM CDTSevere Thunderstorm WarningEWXKinney, Maverick, Uvalde, Zavala65 min
Mar 29, 12:12 AM CDTSevere Thunderstorm WarningEWXBandera, Medina, Real, Uvalde63 min
Mar 29, 12:25 AM CDTSevere Thunderstorm WarningEWXBandera, Blanco, Burnet, Gillespie, Kendall, Kerr and 1 more52 min
Mar 29, 1:03 AM CDTSpecial Weather StatementEWXMaverick, Zavala72 min
Mar 29, 1:14 AM CDTSpecial Weather StatementEWXBexar, Blanco, Burnet, Comal, Hays, Kendall and 3 more61 min
Mar 29, 2:22 AM CDTSpecial Weather StatementEWXAtascosa, Bastrop, Bexar, Caldwell, Comal, Frio and 7 more68 min
Mar 29, 2:59 AM CDTAreal Flood AdvisoryEWXBexar2 hr
Mar 29, 3:19 AM CDTSpecial Weather StatementEWXAtascosa, Bastrop, Caldwell, DeWitt, Fayette, Gonzales and 5 more71 min
Mar 29, 3:21 AM CDTAreal Flood AdvisoryEWXTravis114 min
Mar 29, 3:43 AM CDTAreal Flood AdvisoryEWXBastrop, Caldwell3 hr
Mar 29, 4:16 AM CDTSpecial Weather StatementEWXGuadalupe29 min
Mar 29, 5:22 AM CDTAreal Flood AdvisoryEWXGonzales, Guadalupe113 min
Mar 29, 5:25 AM CDTSpecial Weather StatementEWXFayette, Lee35 min
Mar 29, 6:20 AM CDTSpecial Weather StatementEWXLavaca40 min

Nearby

Tornado Warnings in Texas, 2017Every tornado warning in 2017Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.