Alert archive / Texas / Tornado Warnings in 2004

Tornado Warning 6, NWS Austin/San Antonio, TX

April 10, 2004Fayette County, Lavaca County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Apr 10, 2004, 5:28 PM CDT for Fayette County, Lavaca County, Texas. It was in force for 47 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 10, 2004, 5:28 PM CDT (22:28 UTC)
Expired: Apr 10, 2004, 6:15 PM CDT
In force: 47 min
Issued by: NWS Austin/San Antonio, TX
Area: Counties, with a storm outline in the text

Counties Fayette County, TX, Lavaca County, TX

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 10, 2:50 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 10.5 hours before the alert went out and 222 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: 1910 J/kg
Mixed-layer CIN: -59 J/kg
Mixed-layer LCL: 607 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 90 m²/s²
0-3 km storm-relative helicity: 112 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 4.2

Open this sounding in Storm Lab

The text

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

670 
WFUS54 KEWX 102228
TORSAT
TXC149-285-102315-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
528 PM CDT SAT APR 10 2004

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* TORNADO WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
  FAYETTE
  LAVACA

* UNTIL 615 PM CDT

* AT 528 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH STRONG ROTATION THAT MAY PRODUCE A TORNADO AT ANY
  TIME 5 MILES SOUTHWEST OF SCHULENBURG...MOVING EAST AT 20 MPH.


LAT...LON 2963 9710 2951 9695 2963 9687 3006 9668

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 10, 11:21 AM CDT	Severe Thunderstorm Warning	EWX	Val Verde	39 min
Apr 10, 11:58 AM CDT	Severe Thunderstorm Warning	EWX	Val Verde	47 min
Apr 10, 12:25 PM CDT	Severe Thunderstorm Warning	EWX	Edwards	35 min
Apr 10, 12:44 PM CDT	Flash Flood Warning	EWX	Val Verde	3 hr
Apr 10, 1:32 PM CDT	Severe Thunderstorm Warning	EWX	Edwards	58 min
Apr 10, 2:27 PM CDT	Flash Flood Warning	EWX	Real	3 hr
Apr 10, 2:57 PM CDT	Severe Thunderstorm Warning	EWX	Maverick	63 min
Apr 10, 3:10 PM CDT	Severe Thunderstorm Warning	EWX	Kinney	50 min
Apr 10, 3:19 PM CDT	Severe Thunderstorm Warning	EWX	Bandera	56 min
Apr 10, 3:51 PM CDT	Severe Thunderstorm Warning	EWX	Kendall	54 min
Apr 10, 4:04 PM CDT	Severe Thunderstorm Warning	EWX	Uvalde	56 min
Apr 10, 4:09 PM CDT	Severe Thunderstorm Warning	EWX	Medina	66 min
Apr 10, 4:13 PM CDT	Severe Thunderstorm Warning	EWX	Guadalupe	47 min
Apr 10, 4:20 PM CDT	Severe Thunderstorm Warning	EWX	Caldwell	55 min
Apr 10, 4:25 PM CDT	Severe Thunderstorm Warning	EWX	Bexar	65 min
Apr 10, 4:27 PM CDT	Flash Flood Warning	EWX	Medina, Uvalde	3 hr
Apr 10, 4:33 PM CDT	Severe Thunderstorm Warning	EWX	Comal	57 min
Apr 10, 4:41 PM CDT	Flash Flood Warning	EWX	Bexar, Caldwell, Comal, Gonzales, Guadalupe	2 hr
Apr 10, 4:55 PM CDT	Severe Thunderstorm Warning	EWX	Zavala	65 min
Apr 10, 4:57 PM CDT	Flash Flood Warning	EWX	Frio, Zavala	2 hr
Apr 10, 5:05 PM CDT	Flash Flood Warning	EWX	Wilson	115 min
Apr 10, 5:06 PM CDT	Severe Thunderstorm Warning	EWX	Guadalupe	54 min
Apr 10, 5:15 PM CDT	Flash Flood Warning	EWX	Fayette	2 hr
Apr 10, 5:19 PM CDT	Severe Thunderstorm Warning	EWX	Hays	41 min
Apr 10, 5:23 PM CDT	Severe Thunderstorm Warning	EWX	Fayette, Lavaca	52 min
Apr 10, 5:29 PM CDT	Flash Flood Warning	EWX	Atascosa	91 min
Apr 10, 5:32 PM CDT	Severe Thunderstorm Warning	EWX	Atascosa, Bexar	58 min
Apr 10, 5:35 PM CDT	Flash Flood Warning	EWX	Lavaca	100 min
Apr 10, 5:55 PM CDT	Flash Flood Warning	EWX	DeWitt, Karnes	2 hr

Nearby

Tornado Warnings in Texas, 2004 Every tornado warning in 2004 Tornadoes in 2004

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.