Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 65, NWS Austin/San Antonio, TX

April 28, 2021Bandera County, Medina County, Uvalde County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 28, 2021, 7:10 PM CDT for Bandera County, Medina County, Uvalde County, Texas. It was in force for 65 min. 11 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
Apr 28, 2021, 7:10 PM CDT (00:10 UTC)
Expired
Apr 28, 2021, 8:15 PM CDT
In force
65 min
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon
Tornado
Possible
Hail
2.0 in
Wind
70.0 mph

Counties Bandera County, TX, Medina County, TX, Uvalde County, TX

The radar

The Laughlin AFB radar (KDFX), 99 km from the middle of the area, began a volume at 00:09 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
Apr 28, 7:12 PM CDTTSTM WND DMGD'Hanis, TXMULTIPLE TREES FROM WEST OF TOWN ALONG OLD HWY 90 INTO TOWN WITH LARGE LIMBS DOWN OR TRUNKS SNAPPED. OTHER DAMAGE INCLUDED DESTRUCTION OF A SMALL METAL CAR PORT AND A CENTER PIVOT IRRIGATION SYSTEM SLIPPED. WIND DRIVEN HAIL ALSO CAUSED DAMAGE. WINDS WERE ESTIM
Apr 28, 7:12 PM CDTHAIL 2.5Sabinal, TXTENNIS BALL SIZED HAIL ONGOING IN SABINAL.
Apr 28, 7:27 PM CDTTSTM WND DMG1 Wnw Hondo, TXIN AND AROUND HONDO...IN ADDITION TO WIDE SPREAD TREE DAMAGE AND MULTIPLE CENTER PIVOT IRRIGATION SYSTEMS TOPPLED THERE WERE TWO INSTANCES OF METAL BUILDINGS HAVE THEIR LARGE DOORS BLOWN IN OR OUT...AND PARTS OF THE METAL ROOFING BLOWN OFF A BUILDING NEAR THE
Apr 28, 7:30 PM CDTHAIL 2.52 Ne D'Hanis, TX
Apr 28, 7:33 PM CDTTORNADO4 Sse Hondo, TXAN NWS STORM SURVEY TEAM FOUND EVIDENCE OF AN EF1 TORNADO WITH MAX WINDS OF 110 MPH THAT WAS ON THE GROUND FOR ALMOST 2 MILES. PLEASE VIEW THE PUBLIC INFORMATION STATEMENT FOR DETAILS.
Apr 28, 7:45 PM CDTHAIL 4Hondo, TXSEVERAL PICTURES SHOWING 3 TO 4 INCH DIAMETER HAIL IN THE HONDO AREA.
Apr 28, 7:50 PM CDTTSTM WND DMG9 Sw Castroville, TXEAST OF THE EF-1 TORNADO AND SOUTH OF DUNLEY ADDITIONAL SUBSTANTIAL DAMAGE WAS FOUND. TWO DIFFERENT SECTIONS OF POWER LINES WERE KNOCKED DOWN...PARTIAL ROOF DAMAGE TO TWO RESIDENCE WERE OBSERVED...AND MORE TREES HAD LARGE LIMBS MISSING WITH CONTINUED DAMAGE TO
Apr 28, 8:00 PM CDTHAIL 2.57 W Castroville, TX
Apr 28, 8:10 PM CDTTSTM WND GST 612 Ese Castroville, TX
Apr 28, 8:10 PM CDTHAIL 1.753 Wnw Castroville, TX
Apr 28, 8:16 PM CDTTSTM WND DMGCastroville, TXREPORTS OF AN RV FLIPPED...SEVERAL TREES UPROOTED...FENCES BLOWN DOWN...AND IRRIGATION PIPES TWISTED. TIME ESTIMATED VIA RADAR.

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
Apr 28, 3:10 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 0.2 hours before the alert went out and 152 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 2021-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 133 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 2021-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -173 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
133 J/kg
Mixed-layer CIN
-279 J/kg
Mixed-layer LCL
1737 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
-173 m²/s²
0-3 km storm-relative helicity
146 m²/s²
Significant tornado parameter
0.0
Supercell composite
-1.2

Open this sounding in Storm Lab

The text

As transmitted.

128 
WUUS54 KEWX 290010
SVREWX
TXC019-325-463-290115-
/O.NEW.KEWX.SV.W.0065.210429T0010Z-210429T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Austin/San Antonio TX
710 PM CDT Wed Apr 28 2021

The National Weather Service in Austin San Antonio has issued a

* Severe Thunderstorm Warning for...
  Medina County in south central Texas...
  Southeastern Bandera County in south central Texas...
  Eastern Uvalde County in south central Texas...

* Until 815 PM CDT.

* At 710 PM CDT, a severe thunderstorm was located 8 miles northwest
  of Sabinal, or 20 miles northeast of Uvalde, moving east at 45 mph.

  HAZARD...Two inch hail and 70 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           considerable tree damage. Wind damage is also likely to 
           mobile homes, roofs, and outbuildings.

* Locations impacted include...
  Hondo, Devine, Castroville, Tarpley, Lytle, Sabinal, Natalia,
  Lacoste, D'Hanis, Bandera Falls, Noonan, Quihi, Dunlay, Concan,
  Mico, Pearson, Pipe Creek, Bader, Knippa and Lakehills.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for south central
Texas.

This storm is producing destructive winds and large damaging hail.
SEEK SHELTER NOW inside a sturdy structure and stay away from
windows!

Large hail, damaging winds, and continuous cloud to ground lightning
are occurring with this storm. Move indoors immediately. Lightning is
one of nature's leading killers. Remember, if you can hear thunder,
you are close enough to be struck by lightning.

&&

A Tornado Watch remains in effect until 1100 PM CDT for south central
Texas.

LAT...LON 2919 9973 2957 9975 2974 9883 2973 9880
      2910 9880
TIME...MOT...LOC 0010Z 252DEG 38KT 2943 9953 

TORNADO...POSSIBLE
HAIL...2.00IN
WIND...70MPH
 
$$

BRADY
1 follow-up statement
526 
WWUS54 KEWX 290034
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
734 PM CDT Wed Apr 28 2021

TXC463-290043-
/O.CAN.KEWX.SV.W.0065.000000T0000Z-210429T0115Z/
Uvalde TX-
734 PM CDT Wed Apr 28 2021

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN UVALDE COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 1100 PM CDT for south central
Texas.

LAT...LON 2916 9941 2964 9941 2974 9885 2973 9880
      2910 9880
TIME...MOT...LOC 0033Z 262DEG 38KT 2948 9919 

$$

TXC019-325-290115-
/O.CON.KEWX.SV.W.0065.000000T0000Z-210429T0115Z/
Medina TX-Bandera TX-
734 PM CDT Wed Apr 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM CDT
FOR MEDINA AND SOUTHEASTERN BANDERA COUNTIES...

At 733 PM CDT, a severe thunderstorm was located 8 miles north of
Hondo, moving east at 45 mph.

HAZARD...Tennis ball size hail and 70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect 
         considerable tree damage. Wind damage is also likely to 
         mobile homes, roofs, and outbuildings.

Locations impacted include...
Hondo, Devine, Castroville, Tarpley, Lytle, Natalia, Lacoste,
D'Hanis, Bandera Falls, Noonan, Quihi, Dunlay, Mico, Pearson, Pipe
Creek, Bader, Lakehills, Cliff, New Fountain and Biry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for south central
Texas.

This storm is producing destructive winds and large damaging hail.
SEEK SHELTER NOW inside a sturdy structure and stay away from
windows.

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 2916 9941 2964 9941 2974 9885 2973 9880
      2910 9880
TIME...MOT...LOC 0033Z 262DEG 38KT 2948 9919 

TORNADO...POSSIBLE
HAIL...2.50IN
WIND...70MPH
 
$$

BRADY

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 7:00 PM CDTTornado WarningEWXMedina, Uvalde30 min
Apr 28, 7:22 PM CDTSpecial Weather StatementEWXMaverick38 min
Apr 28, 7:26 PM CDTTornado Warning Tornado observedEWXBandera, Bexar, Medina34 min
Apr 28, 7:29 PM CDTSevere Thunderstorm WarningEWXKinney, Real, Uvalde61 min
Apr 28, 7:55 PM CDTSpecial Weather StatementEWXUvalde50 min
Apr 28, 7:55 PM CDTTornado WarningEWXAtascosa, Bexar, Medina50 min
Apr 28, 7:59 PM CDTSevere Thunderstorm WarningEWXAtascosa, Bandera, Bexar, Comal, Kendall, Medina and 1 more61 min
Apr 28, 8:07 PM CDTSevere Thunderstorm WarningEWXKinney, Maverick, Uvalde, Zavala53 min
Apr 28, 8:12 PM CDTSevere Thunderstorm WarningEWXBandera, Medina, Uvalde51 min
Apr 28, 8:45 PM CDTSevere Thunderstorm WarningEWXBandera, Medina, Uvalde20 min
Apr 28, 8:46 PM CDTAreal Flood AdvisoryEWXBandera, Bexar, Medina3 hr
Apr 28, 8:49 PM CDTSevere Thunderstorm WarningEWXFrio, Medina, Uvalde, Zavala56 min
Apr 28, 8:55 PM CDTSevere Thunderstorm WarningEWXBexar, Comal, Guadalupe, Wilson65 min
Apr 28, 9:17 PM CDTSevere Thunderstorm WarningEWXEdwards, Kinney, Val Verde23 min
Apr 28, 9:18 PM CDTFlash Flood WarningEWXBexar3 hr
Apr 28, 9:27 PM CDTSpecial Weather StatementEWXBexar48 min
Apr 28, 9:30 PM CDTTornado WarningEWXBexar, Comal, Guadalupe30 min
Apr 28, 9:37 PM CDTSevere Thunderstorm WarningEWXAtascosa, Bexar, Frio, Medina42 min
Apr 28, 9:53 PM CDTSevere Thunderstorm WarningEWXComal, Guadalupe, Hays40 min
Apr 28, 9:57 PM CDTTornado WarningEWXComal, Guadalupe, Hays20 min
Apr 28, 10:12 PM CDTSevere Thunderstorm WarningEWXBandera, Edwards, Kerr, Kinney, Real, Uvalde63 min
Apr 28, 10:21 PM CDTSevere Thunderstorm WarningEWXBastrop, Caldwell, Hays, Travis22 min
Apr 28, 11:02 PM CDTSevere Thunderstorm WarningEWXKinney, Uvalde43 min
Apr 28, 11:08 PM CDTSevere Thunderstorm WarningEWXBandera, Gillespie, Kendall, Kerr14 min
Apr 28, 11:16 PM CDTSpecial Weather StatementEWXKinney44 min
Apr 28, 11:20 PM CDTSevere Thunderstorm WarningEWXKinney, Maverick55 min
Apr 28, 11:31 PM CDTSevere Thunderstorm WarningEWXKinney, Maverick44 min
Apr 28, 11:36 PM CDTSevere Thunderstorm WarningEWXBandera, Real, Uvalde54 min
Apr 28, 11:41 PM CDTSevere Thunderstorm WarningEWXBandera, Gillespie, Kendall, Kerr49 min
Apr 28, 11:43 PM CDTSevere Thunderstorm WarningEWXMaverick, Zavala47 min
Apr 29, 12:01 AM CDTSevere Thunderstorm WarningEWXKinney, Maverick, Uvalde, Zavala44 min
Apr 29, 12:14 AM CDTSevere Thunderstorm WarningEWXUvalde, Zavala46 min
Apr 29, 12:27 AM CDTSevere Thunderstorm WarningEWXBandera, Kerr, Medina, Uvalde63 min
Apr 29, 12:30 AM CDTSpecial Weather StatementEWXGillespie45 min
Apr 29, 12:36 AM CDTSevere Thunderstorm WarningEWXFrio, Medina, Uvalde, Zavala54 min
Apr 29, 12:48 AM CDTSpecial Weather StatementEWXDimmit42 min
Apr 29, 12:59 AM CDTTornado WarningEWXFrio, Zavala14 min
Apr 29, 1:03 AM CDTTornado WarningEWXFrio, Medina, Uvalde27 min
Apr 29, 1:07 AM CDTSevere Thunderstorm WarningEWXMedina, Uvalde53 min
Apr 29, 1:22 AM CDTSevere Thunderstorm WarningEWXAtascosa, Bexar, Frio, Medina53 min
Apr 29, 1:28 AM CDTSpecial Weather StatementEWXKendall47 min
Apr 29, 1:33 AM CDTTornado WarningEWXMedina17 min
Apr 29, 1:48 AM CDTSevere Thunderstorm WarningEWXAtascosa, Bexar, Medina, Wilson21 min
Apr 29, 2:05 AM CDTAreal Flood AdvisoryEWXAtascosa, Bandera, Bexar, Medina, Uvalde3 hr
Apr 29, 2:09 AM CDTSpecial Weather StatementEWXBexar, Guadalupe, Wilson51 min
Apr 29, 2:18 AM CDTAreal Flood AdvisoryEWXBandera, Kendall, Kerr3 hr
Apr 29, 3:54 AM CDTSpecial Weather StatementEWXWilson36 min
Apr 29, 5:13 AM CDTSpecial Weather StatementEWXKendall32 min
Apr 29, 5:20 AM CDTSpecial Weather StatementEWXComal25 min
Apr 29, 2:22 PM CDTRiver Flood WarningEWXBexar6 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2021Every severe thunderstorm 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.