Alert archive / Texas / Tornado Warnings in 2015

Tornado Warning 37, NWS Austin/San Antonio, TX

May 25, 2015DeWitt County, Karnes County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at May 25, 2015, 8:10 PM CDT for DeWitt County, Karnes 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: May 25, 2015, 8:10 PM CDT (01:10 UTC)
Expired: May 25, 2015, 8:45 PM CDT
In force: 35 min
Issued by: NWS Austin/San Antonio, TX
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties DeWitt County, TX, Karnes County, TX

The radar

The Austin/San Antonio radar (KEWX), 83 km from the middle of the area, began a volume at 01:13 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
May 25, 8:38 PM CDT	FUNNEL CLOUD	4 Wsw Ecleto, TX

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.

Issued	Product	Office	Lasted
May 25, 2:52 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 1.2 hours before the alert went out and 147 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: 3543 J/kg
Mixed-layer CIN: -24 J/kg
Mixed-layer LCL: 843 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 104 m²/s²
0-3 km storm-relative helicity: 124 m²/s²
Significant tornado parameter: 2.3
Supercell composite: 11.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

051 
WFUS54 KEWX 260110
TOREWX
TXC123-255-260145-
/O.NEW.KEWX.TO.W.0037.150526T0110Z-150526T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
810 PM CDT MON MAY 25 2015

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN DEWITT COUNTY IN SOUTH CENTRAL TEXAS...
  EAST CENTRAL KARNES COUNTY IN SOUTH CENTRAL TEXAS...

* UNTIL 845 PM CDT
    
* AT 810 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A 
  TORNADO WAS LOCATED NORTHEAST OF KARNES CITY...MOVING EAST AT 20 
  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. 

* THIS DANGEROUS STORM WILL BE NEAR...
  RUNGE AROUND 825 PM CDT.
  NORDHEIM AROUND 845 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
ECLETO...PANA MARIA...COTTON PATCH...GRUENAU...NEW DAVY AND HELENA.

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...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 2900 9792 2912 9763 2911 9761 2913 9759
      2888 9750 2883 9785
TIME...MOT...LOC 0110Z 252DEG 17KT 2894 9781 

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

$$

RUNYEN

1 follow-up statement

040 
WWUS54 KEWX 260127
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
827 PM CDT MON MAY 25 2015

TXC123-255-260145-
/O.CON.KEWX.TO.W.0037.000000T0000Z-150526T0145Z/
DEWITT TX-KARNES TX-
827 PM CDT MON MAY 25 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 PM CDT FOR WEST
CENTRAL DEWITT AND EAST CENTRAL KARNES COUNTIES...
    
AT 827 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 9 MILES NORTHWEST OF NORDHEIM...OR 12 MILES WEST OF
YORKTOWN...MOVING NORTHEAST AT 30 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. 

THIS TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
WEST CENTRAL DEWITT AND EAST CENTRAL KARNES COUNTIES...INCLUDING THE
FOLLOWING LOCATIONS...ECLETO...COTTON PATCH...GRUENAU AND NEW DAVY.

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...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 2890 9770 2904 9783 2912 9763 2911 9761
      2913 9759 2899 9754
TIME...MOT...LOC 0127Z 229DEG 25KT 2902 9771 

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

$$

RUNYEN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 7:14 PM CDT	Tornado Warning	EWX	Fayette	10 min
May 25, 7:21 PM CDT	Tornado Warning	EWX	Gonzales, Karnes, Wilson	24 min
May 25, 7:27 PM CDT	River Flood Warning	EWX	Travis	19 hr
May 25, 7:27 PM CDT	River Flood Warning	EWX	Bastrop	46 hr
May 25, 7:30 PM CDT	Severe Thunderstorm Warning	EWX	DeWitt, Fayette, Gonzales, Karnes, Lavaca, Wilson	60 min
May 25, 7:52 PM CDT	Flash Flood Warning Emergency	EWX	Bastrop, Caldwell, Lee, Travis, Williamson	4 hr
May 25, 8:35 PM CDT	Severe Thunderstorm Warning	EWX	DeWitt, Gonzales, Lavaca	55 min
May 25, 8:36 PM CDT	Flash Flood Warning	EWX	DeWitt, Karnes, Lavaca	3 hr
May 25, 8:59 PM CDT	River Flood Warning	EWX	Bastrop, Fayette	58 hr
May 25, 8:59 PM CDT	River Flood Warning	EWX	Fayette	71 hr
May 25, 9:03 PM CDT	Tornado Warning	EWX	DeWitt, Karnes	42 min
May 25, 9:19 PM CDT	Severe Thunderstorm Warning	EWX	DeWitt, Karnes	56 min
May 25, 9:27 PM CDT	Severe Thunderstorm Warning	EWX	DeWitt, Lavaca	48 min
May 25, 9:33 PM CDT	River Flood Warning	EWX	DeWitt	4 days
May 25, 10:16 PM CDT	Special Weather Statement	EWX	DeWitt	44 min
May 25, 11:38 PM CDT	Areal Flood Advisory	EWX	DeWitt, Karnes, Lavaca	3 hr
May 25, 11:54 PM CDT	Areal Flood Advisory	EWX	Blanco, Comal, Hays, Kendall	3 hr
May 26, 12:03 AM CDT	Special Weather Statement	EWX	Hays	57 min
May 26, 4:10 AM CDT	Areal Flood Advisory	EWX	Bastrop, Fayette	3 hr
May 26, 4:50 AM CDT	Flash Flood Warning	EWX	Fayette	3 hr

Nearby

Tornado Warnings in Texas, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.