Alert archive / Texas / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 49, NWS Austin/San Antonio, TX

March 24, 20166 counties in Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 24, 2016, 3:11 AM CDT for 6 counties in Texas. It was in force for 49 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 24, 2016, 3:11 AM CDT (08:11 UTC)
Expired: Mar 24, 2016, 4:00 AM CDT
In force: 49 min
Issued by: NWS Austin/San Antonio, TX
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Caldwell County, TX, DeWitt County, TX, Gonzales County, TX, Guadalupe County, TX, Karnes County, TX, Wilson County, TX

The radar

The Austin/San Antonio radar (KEWX), 65 km from the middle of the area, began a volume at 08:11 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

Time	Report	Where	Remark
Mar 24, 3:20 AM CDT	HAIL 0.25	Nixon, TX

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

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 8.2 hours before the alert went out and 204 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1696 J/kg
Mixed-layer CIN: -304 J/kg
Mixed-layer LCL: 1006 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 97 m²/s²
0-3 km storm-relative helicity: 106 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

449 
WUUS54 KEWX 240811
SVREWX
TXC055-123-177-187-255-493-240900-
/O.NEW.KEWX.SV.W.0049.160324T0811Z-160324T0900Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
311 AM CDT THU MAR 24 2016

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTH CENTRAL KARNES COUNTY IN SOUTH CENTRAL TEXAS...
  SOUTHEASTERN CALDWELL COUNTY IN SOUTH CENTRAL TEXAS...
  NORTH CENTRAL DEWITT COUNTY IN SOUTH CENTRAL TEXAS...
  GONZALES COUNTY IN SOUTH CENTRAL TEXAS...
  SOUTHEASTERN GUADALUPE COUNTY IN SOUTH CENTRAL TEXAS...
  NORTHEASTERN WILSON COUNTY IN SOUTH CENTRAL TEXAS...

* UNTIL 400 AM CDT

* AT 310 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR SEGUIN TO 8 MILES NORTH OF NIXON TO NEAR
  PANDORA...MOVING EAST AT 45 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  SEGUIN...GONZALES...LULING...NIXON...WAELDER...SMILEY...CHEAPSIDE...
  HOCHHEIM...KINGSBURY...PANDORA...PALMETO...GERONIMO...BROWNSBORO...
  WRIGHTSBORO...BELMONT...DREYER...THOMPSONVILLE...MONTHALIA...OTTINE AND
  TILMON.

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 2962 9715 2958 9721 2950 9720 2924 9731
      2912 9790 2962 9802 2988 9743 2977 9730
      2965 9714
TIME...MOT...LOC 0810Z 259DEG 37KT 2961 9797 2939 9777 2920 9779 

HAIL...<.75IN
WIND...60MPH
 
$$

CP

2 follow-up statements

507 
WWUS54 KEWX 240836
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
336 AM CDT THU MAR 24 2016

TXC187-255-493-240843-
/O.CAN.KEWX.SV.W.0049.000000T0000Z-160324T0900Z/
KARNES TX-GUADALUPE TX-WILSON TX-
336 AM CDT THU MAR 24 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL KARNES...
SOUTHEASTERN GUADALUPE AND NORTHEASTERN WILSON COUNTIES IS
CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 2962 9715 2958 9721 2949 9721 2924 9731
      2918 9763 2951 9774 2988 9743 2965 9714
TIME...MOT...LOC 0833Z 253DEG 43KT 2963 9755 2947 9749 2925 9749 

$$

TXC055-123-177-240900-
/O.CON.KEWX.SV.W.0049.000000T0000Z-160324T0900Z/
CALDWELL TX-DEWITT TX-GONZALES TX-
336 AM CDT THU MAR 24 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 AM CDT
FOR SOUTHEASTERN CALDWELL...NORTH CENTRAL DEWITT AND GONZALES
COUNTIES...

AT 333 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR PALMETO TO NEAR GONZALES TO NEAR WESTHOFF...
MOVING EAST AT 50 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
GONZALES...LULING...WAELDER...SMILEY...CHEAPSIDE...HOCHHEIM...PALMETO...
WRIGHTSBORO...BELMONT...OAK FOREST...LITTLE NEW YORK...SAMPLE...DREYER...
DILWORTH...NICKLE...THOMPSONVILLE...DELHI...MONTHALIA...OTTINE AND COST.

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 2962 9715 2958 9721 2949 9721 2924 9731
      2918 9763 2951 9774 2988 9743 2965 9714
TIME...MOT...LOC 0833Z 253DEG 43KT 2963 9755 2947 9749 2925 9749 

HAIL...<.75IN
WIND...60MPH
 
$$

CP

901 
WWUS54 KEWX 240855
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
355 AM CDT THU MAR 24 2016

TXC055-123-177-240904-
/O.EXP.KEWX.SV.W.0049.000000T0000Z-160324T0900Z/
CALDWELL TX-DEWITT TX-GONZALES TX-
355 AM CDT THU MAR 24 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CALDWELL...NORTH
CENTRAL DEWITT AND GONZALES COUNTIES WILL EXPIRE AT 400 AM CDT...
    
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND WAS EXITING THE WARNED AREA. THEREFORE THE WARNING WILL
BE ALLOWED TO EXPIRE.  HOWEVER GUSTY WINDS AND HEAVY RAIN ARE STILL
POSSIBLE WITH THESE THUNDERSTORMS.

LAT...LON 2962 9715 2958 9721 2949 9721 2924 9731
      2918 9763 2951 9774 2988 9743 2965 9714
TIME...MOT...LOC 0852Z 259DEG 37KT 2963 9755 2947 9749 2925 9749 

$$

CP

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 23, 11:11 PM CDT	Special Weather Statement	EWX	Edwards	49 min
Mar 23, 11:36 PM CDT	Special Weather Statement	EWX	Val Verde	39 min
Mar 23, 11:46 PM CDT	Severe Thunderstorm Warning	EWX	Kinney, Val Verde	44 min
Mar 23, 11:51 PM CDT	Special Weather Statement	EWX	Kinney	39 min
Mar 24, 12:33 AM CDT	Special Weather Statement	EWX	Blanco	27 min
Mar 24, 12:50 AM CDT	Severe Thunderstorm Warning	EWX	Blanco, Comal, Gillespie, Hays, Kendall	40 min
Mar 24, 12:57 AM CDT	Special Weather Statement	EWX	Bandera, Comal, Kendall, Medina	63 min
Mar 24, 1:14 AM CDT	Severe Thunderstorm Warning	EWX	Bandera, Medina, Uvalde	46 min
Mar 24, 1:23 AM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Caldwell, Comal, Guadalupe, Hays, Travis	67 min
Mar 24, 1:29 AM CDT	Special Weather Statement	EWX	Zavala	46 min
Mar 24, 1:42 AM CDT	Severe Thunderstorm Warning	EWX	Uvalde, Zavala	48 min
Mar 24, 1:45 AM CDT	Special Weather Statement	EWX	Bexar, Comal, Guadalupe	45 min
Mar 24, 2:16 AM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Caldwell, Fayette, Gonzales, Lee, Travis	44 min
Mar 24, 2:20 AM CDT	Special Weather Statement	EWX	Atascosa, Gonzales, Guadalupe, Karnes, Wilson	55 min
Mar 24, 2:22 AM CDT	Special Weather Statement	EWX	Frio, Medina	53 min
Mar 24, 2:45 AM CDT	Special Weather Statement	EWX	Guadalupe	45 min
Mar 24, 2:54 AM CDT	Severe Thunderstorm Warning	EWX	Atascosa, Frio	66 min
Mar 24, 3:01 AM CDT	Special Weather Statement	EWX	Bastrop, Caldwell, DeWitt, Fayette, Gonzales, Guadalupe and 4 more	59 min
Mar 24, 3:54 AM CDT	Special Weather Statement	EWX	Lavaca	36 min
Mar 24, 4:26 AM CDT	Special Weather Statement	EWX	Wilson	34 min
Mar 24, 4:57 AM CDT	Special Weather Statement	EWX	Gonzales	33 min

Nearby

Severe Thunderstorm Warnings in Texas, 2016 Every 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.