Alert archive / Texas / Tornado Warnings in 2003

Tornado Warning 9, NWS Fort Worth, TX

April 23, 2003Ellis County, Texas

NWS Fort Worth, TX issued this tornado warning at Apr 23, 2003, 9:27 PM CDT for Ellis County, Texas. It was in force for 48 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 23, 2003, 9:27 PM CDT (02:27 UTC)
Expired: Apr 23, 2003, 10:15 PM CDT
In force: 48 min
Issued by: NWS Fort Worth, TX
Area: Counties, with a storm outline in the text

County Ellis County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 56 km from the middle of the area, began a volume at 02:28 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 23, 4:00 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 2.5 hours before the alert went out and 68 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: 1767 J/kg
Mixed-layer CIN: -89 J/kg
Mixed-layer LCL: 673 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 382 m²/s²
0-3 km storm-relative helicity: 447 m²/s²
Significant tornado parameter: 3.4
Supercell composite: 8.2

Open this sounding in Storm Lab

The text

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

408 
WFUS54 KFWD 240227
TORFTW
TXC139-240315-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
926 PM CDT WED APR 23 2003

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

* TORNADO WARNING FOR...
  ELLIS COUNTY IN NORTH CENTRAL TEXAS

* UNTIL 1015 PM CDT

* AT 926 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
  DEVELOPING TORNADO 6 MILES WEST OF MIDLOTHIAN...MOVING EAST AT 35
  MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  OAK LEAF...OVILLA...WAXAHACHIE AROUND 945 PM CDT
  RED OAK AROUND 950 PM CDT
  PALMER AROUND 1000 PM CDT
  FERRIS AROUND 1005 PM CDT

TAKE SHELTER NOW INTHE PATH OF THIS DANGEROUS STORM

LAT...LON 3236 9645 3239 9708 3254 9708 3254 9660

$$

07/BB

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 23, 7:01 PM CDT	Severe Thunderstorm Warning	FWD	Comanche	59 min
Apr 23, 7:14 PM CDT	Severe Thunderstorm Warning	FWD	Erath, Hood, Somervell	61 min
Apr 23, 7:57 PM CDT	Severe Thunderstorm Warning	FWD	Johnson	63 min
Apr 23, 8:13 PM CDT	Severe Thunderstorm Warning	FWD	Erath, Hood, Somervell	62 min
Apr 23, 8:57 PM CDT	Severe Thunderstorm Warning	FWD	Ellis, Johnson	63 min
Apr 23, 9:10 PM CDT	Flash Flood Warning	FWD	Johnson	3 hr
Apr 23, 9:12 PM CDT	Severe Thunderstorm Warning	FWD	Bosque, Hill	63 min
Apr 23, 9:49 PM CDT	Severe Thunderstorm Warning	FWD	Ellis, Henderson, Kaufman, Navarro	56 min
Apr 23, 9:55 PM CDT	Severe Thunderstorm Warning	FWD	Dallas	35 min
Apr 23, 10:16 PM CDT	Severe Thunderstorm Warning	FWD	Van Zandt	60 min

Nearby

Tornado Warnings in Texas, 2003 Every tornado warning in 2003 Tornadoes in 2003

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.