Alert archive / Texas / Tornado Warnings in 2017

Tornado Warning 12, NWS Austin/San Antonio, TX

April 2, 2017Edwards County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Apr 2, 2017, 3:47 AM CDT for Edwards County, Texas. It was in force for 18 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 2, 2017, 3:47 AM CDT (08:47 UTC)
Expired: Apr 2, 2017, 4:05 AM CDT
In force: 18 min
Issued by: NWS Austin/San Antonio, TX
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

County Edwards County, TX

The radar

The Laughlin AFB radar (KDFX), 70 km from the middle of the area, began a volume at 08:51 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.

The watch it was issued in

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

Issued	Product	Office	Lasted
Apr 1, 10:28 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Del Rio, TX (KDLF), launched 00:00Z, 8.8 hours before the alert went out and 85 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: 564 J/kg
Mixed-layer CIN: -71 J/kg
Mixed-layer LCL: 2447 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: 75 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

As transmitted.

308 
WFUS54 KEWX 020847
TOREWX
TXC137-020915-
/O.NEW.KEWX.TO.W.0012.170402T0847Z-170402T0915Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Austin/San Antonio TX
347 AM CDT SUN APR 2 2017

The National Weather Service in Austin San Antonio has issued a

* Tornado Warning for...
  Central Edwards County in south central Texas...

* Until 415 AM CDT
    
* At 346 AM CDT, a severe thunderstorm capable of producing a tornado
  was located 11 miles south of Rocksprings, moving northeast at 20
  mph.

  HAZARD...Tornado and quarter size hail. 

  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...
  Rocksprings.

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 2979 10026 2985 10034 3008 10017 2999 10000
TIME...MOT...LOC 0846Z 219DEG 19KT 2986 10027 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

TB3

1 follow-up statement

180 
WWUS54 KEWX 020905
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
405 AM CDT SUN APR 2 2017

TXC137-020914-
/O.CAN.KEWX.TO.W.0012.000000T0000Z-170402T0915Z/
Edwards TX-
405 AM CDT SUN APR 2 2017

...THE TORNADO WARNING FOR CENTRAL EDWARDS COUNTY IS CANCELLED...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning has been cancelled.

A Tornado Watch remains in effect until 600 AM CDT for south central
Texas.

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

Remember, a Severe Thunderstorm Warning still remains in effect for
Edwards County until 445 AM!

LAT...LON 2979 10026 2985 10034 3008 10017 2999 10000
TIME...MOT...LOC 0903Z 219DEG 19KT 2994 10020 

$$

TB3

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 1, 7:35 PM CDT	Special Weather Statement	EWX	Val Verde	40 min
Apr 1, 7:38 PM CDT	Special Weather Statement	EWX	Val Verde	37 min
Apr 1, 10:12 PM CDT	Severe Thunderstorm Warning	EWX	Val Verde	48 min
Apr 1, 10:58 PM CDT	Severe Thunderstorm Warning	EWX	Val Verde	47 min
Apr 1, 11:43 PM CDT	Severe Thunderstorm Warning	EWX	Val Verde	47 min
Apr 1, 11:46 PM CDT	Special Weather Statement	EWX	Val Verde	44 min
Apr 2, 12:21 AM CDT	Areal Flood Advisory	EWX	Val Verde	3 hr
Apr 2, 12:26 AM CDT	Severe Thunderstorm Warning	EWX	Val Verde	49 min
Apr 2, 12:43 AM CDT	Special Weather Statement	EWX	Val Verde	47 min
Apr 2, 12:51 AM CDT	Special Weather Statement	EWX	Val Verde	39 min
Apr 2, 1:15 AM CDT	Severe Thunderstorm Warning	EWX	Val Verde	45 min
Apr 2, 1:32 AM CDT	Flash Flood Warning	EWX	Kinney, Val Verde	6 hr
Apr 2, 2:05 AM CDT	Special Weather Statement	EWX	Kinney	40 min
Apr 2, 2:29 AM CDT	Severe Thunderstorm Warning	EWX	Edwards, Kinney, Val Verde	32 min
Apr 2, 2:57 AM CDT	Severe Thunderstorm Warning	EWX	Edwards, Kinney	48 min
Apr 2, 3:02 AM CDT	River Flood Warning	EWX	Val Verde	19 hr
Apr 2, 3:12 AM CDT	Severe Thunderstorm Warning	EWX	Kinney, Val Verde	48 min
Apr 2, 3:20 AM CDT	Tornado Warning	EWX	Kinney	25 min
Apr 2, 3:33 AM CDT	Special Weather Statement	EWX	Edwards	42 min
Apr 2, 3:50 AM CDT	Flash Flood Watch	EWX	Bandera, Bastrop, Blanco, Burnet, Edwards, Gillespie and 11 more	9 hr
Apr 2, 3:54 AM CDT	Severe Thunderstorm Warning	EWX	Kinney	51 min
Apr 2, 3:56 AM CDT	Tornado Warning	EWX	Edwards, Real	34 min
Apr 2, 4:04 AM CDT	Severe Thunderstorm Warning	EWX	Edwards, Real	41 min
Apr 2, 4:08 AM CDT	Severe Thunderstorm Warning	EWX	Kinney, Maverick	37 min
Apr 2, 4:14 AM CDT	Tornado Warning	EWX	Edwards	17 min
Apr 2, 4:40 AM CDT	Flash Flood Warning	EWX	Edwards, Kinney	3 hr
Apr 2, 4:41 AM CDT	Severe Thunderstorm Warning	EWX	Edwards, Kinney, Maverick	49 min
Apr 2, 4:43 AM CDT	Special Weather Statement	EWX	Edwards, Real	47 min
Apr 2, 5:25 AM CDT	Severe Thunderstorm Warning	EWX	Kinney, Uvalde	50 min
Apr 2, 5:36 AM CDT	Special Weather Statement	EWX	Burnet	54 min
Apr 2, 5:42 AM CDT	Special Weather Statement	EWX	Real	63 min
Apr 2, 5:54 AM CDT	Tornado Warning	EWX	Bandera, Kerr, Real	30 min
Apr 2, 5:57 AM CDT	Flash Flood Warning	EWX	Real	3 hr
Apr 2, 6:06 AM CDT	Areal Flood Advisory	EWX	Kinney, Maverick, Uvalde	3 hr
Apr 2, 6:20 AM CDT	Special Weather Statement	EWX	Uvalde, Zavala	55 min
Apr 2, 6:28 AM CDT	Special Weather Statement	EWX	Kerr	47 min
Apr 2, 6:32 AM CDT	Severe Thunderstorm Warning	EWX	Bandera, Medina, Uvalde	58 min
Apr 2, 6:42 AM CDT	Severe Thunderstorm Warning	EWX	Bandera, Kerr, Real	63 min
Apr 2, 6:55 AM CDT	Special Weather Statement	EWX	Llano	50 min
Apr 2, 6:58 AM CDT	Areal Flood Advisory	EWX	Edwards, Kerr	3 hr
Apr 2, 6:59 AM CDT	Tornado Warning	EWX	Kerr	46 min
Apr 2, 7:11 AM CDT	Severe Thunderstorm Warning	EWX	Uvalde, Zavala	64 min
Apr 2, 7:17 AM CDT	Severe Thunderstorm Warning	EWX	Bandera, Gillespie, Kendall, Kerr	58 min
Apr 2, 7:26 AM CDT	Tornado Warning	EWX	Kendall, Kerr	30 min
Apr 2, 7:30 AM CDT	Severe Thunderstorm Warning	EWX	Bandera, Medina	45 min
Apr 2, 7:42 AM CDT	Special Weather Statement	EWX	Medina	48 min
Apr 2, 7:53 AM CDT	Tornado Warning	EWX	Kendall	40 min
Apr 2, 7:54 AM CDT	Flash Flood Warning	EWX	Edwards, Kinney	111 min
Apr 2, 7:56 AM CDT	Severe Thunderstorm Warning	EWX	Dimmit, Zavala	19 min
Apr 2, 8:01 AM CDT	Special Weather Statement	EWX	Dimmit	44 min
Apr 2, 8:08 AM CDT	Special Weather Statement	EWX	Blanco, Comal, Gillespie, Kendall	37 min
Apr 2, 8:13 AM CDT	Severe Thunderstorm Warning	EWX	Frio, Medina, Zavala	47 min
Apr 2, 8:19 AM CDT	Severe Thunderstorm Warning	EWX	Bexar, Comal, Kendall	41 min
Apr 2, 8:22 AM CDT	Severe Thunderstorm Warning	EWX	Blanco, Gillespie, Kendall, Llano	53 min
Apr 2, 8:27 AM CDT	Tornado Warning	EWX	Blanco, Comal, Kendall	48 min
Apr 2, 8:50 AM CDT	Severe Thunderstorm Warning	EWX	Frio	40 min
Apr 2, 8:58 AM CDT	Severe Thunderstorm Warning	EWX	Blanco, Burnet, Comal, Hays, Travis	47 min
Apr 2, 9:04 AM CDT	Areal Flood Advisory	EWX	Real	116 min
Apr 2, 9:20 AM CDT	Areal Flood Advisory	EWX	Kinney, Uvalde	115 min
Apr 2, 9:23 AM CDT	Special Weather Statement	EWX	Frio	52 min
Apr 2, 9:24 AM CDT	Tornado Warning	EWX	Travis, Williamson	20 min
Apr 2, 9:28 AM CDT	Special Weather Statement	EWX	Bexar	47 min
Apr 2, 9:32 AM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Burnet, Caldwell, Hays, Travis, Williamson	58 min
Apr 2, 9:48 AM CDT	Severe Thunderstorm Warning	EWX	Burnet, Travis, Williamson	57 min
Apr 2, 9:51 AM CDT	Areal Flood Advisory	EWX	Burnet, Llano	114 min
Apr 2, 10:06 AM CDT	Special Weather Statement	EWX	Bastrop, Lee	54 min
Apr 2, 10:12 AM CDT	Areal Flood Advisory	EWX	Bexar	2 hr
Apr 2, 10:12 AM CDT	Special Weather Statement	EWX	Guadalupe	33 min
Apr 2, 10:23 AM CDT	Special Weather Statement	EWX	Wilson	37 min
Apr 2, 10:39 AM CDT	Special Weather Statement	EWX	Fayette	36 min
Apr 2, 10:46 AM CDT	Special Weather Statement	EWX	Lee	44 min
Apr 2, 11:25 AM CDT	Special Weather Statement	EWX	Fayette	50 min
Apr 2, 11:32 AM CDT	Severe Thunderstorm Warning	EWX	Fayette	31 min
Apr 2, 12:09 PM CDT	River Flood Warning	EWX	Kerr	20 hr

Nearby

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