Alert archive / Texas / Tornado Warnings in 2004

Tornado Warning 2, NWS Corpus Christi, TX

April 4, 2004Webb County, Texas

NWS Corpus Christi, TX issued this tornado warning at Apr 4, 2004, 5:40 PM CDT for Webb County, Texas. It was in force for 65 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 4, 2004, 5:40 PM CDT (22:40 UTC)
Expired: Apr 4, 2004, 6:45 PM CDT
In force: 65 min
Issued by: NWS Corpus Christi, TX
Area: Counties, with a storm outline in the text

County Webb 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 4, 1:10 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 10.7 hours before the alert went out and 178 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: 1090 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 628 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: -6 m²/s²
0-3 km storm-relative helicity: 36 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.3

Open this sounding in Storm Lab

The text

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

162 
WFUS54 KCRP 042240
TORCRP
TXC479-042345-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
540 PM CDT SUN APR 4 2004

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL WEBB COUNTY IN TEXAS

* UNTIL 645 PM CDT

* AT 536 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO OVER CENTRAL WEBB COUNTY...OR ABOUT 11 MILES SOUTH OF
  ENCINAL...MOVING EAST AT 20 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  OPEN COUNTRY IN CENTRAL WEBB COUNTY AROUND 550 PM CDT...
  OPEN COUNTRY IN EASTERN WEBB COUNTY AROUND 620 PM CDT...

IF NO UNDERGROUND SHELTER IS AVAILABLE...MOVE INTO AN INTERIOR ROOM
ON THE LOWEST FLOOR OF A STURDY STRUCTURE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM CDT SUNDAY
EVENING FOR TEXAS.

LAT...LON 2777 9920 2780 9941 2798 9942 2798 9882
          2773 9881

$$

MJG

The office that day

Everything else NWS Corpus Christi, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 4, 1:23 PM CDT	Severe Thunderstorm Warning	CRP	Duval	52 min
Apr 4, 1:48 PM CDT	Flash Flood Warning	CRP	Duval, Victoria	231 days
Apr 4, 2:34 PM CDT	Severe Thunderstorm Warning	CRP	Webb	56 min
Apr 4, 2:42 PM CDT	Severe Thunderstorm Warning	CRP	Duval	63 min
Apr 4, 3:06 PM CDT	Tornado Warning	CRP	Webb	24 min
Apr 4, 3:07 PM CDT	Severe Thunderstorm Warning	CRP	Jim Wells	53 min
Apr 4, 3:51 PM CDT	Severe Thunderstorm Warning	CRP	Duval, Jim Wells	54 min
Apr 4, 4:11 PM CDT	Severe Thunderstorm Warning	CRP	La Salle, Webb	64 min
Apr 4, 4:27 PM CDT	Flash Flood Warning	CRP	Goliad, Jim Wells	231 days
Apr 4, 4:43 PM CDT	Severe Thunderstorm Warning	CRP	Jim Wells	62 min
Apr 4, 5:02 PM CDT	Flash Flood Warning	CRP	Goliad, La Salle, Webb	231 days
Apr 4, 5:18 PM CDT	Severe Thunderstorm Warning	CRP	La Salle	57 min
Apr 4, 5:27 PM CDT	Severe Thunderstorm Warning	CRP	Webb	63 min
Apr 4, 5:53 PM CDT	Severe Thunderstorm Warning	CRP	Duval	52 min
Apr 4, 6:32 PM CDT	Severe Thunderstorm Warning	CRP	Webb	58 min
Apr 4, 6:37 PM CDT	Flash Flood Warning	CRP	Victoria, Webb	231 days

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.