Alert archive / Texas / Tornado Warnings in 2003

Tornado Warning 2, NWS Fort Worth, TX

March 17, 2003Parker County, Texas

NWS Fort Worth, TX issued this tornado warning at Mar 17, 2003, 5:49 PM CST for Parker County, Texas. It was in force for 41 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: Mar 17, 2003, 5:49 PM CST (23:49 UTC)
Expired: Mar 17, 2003, 6:30 PM CST
In force: 41 min
Issued by: NWS Fort Worth, TX
Area: Counties, with a storm outline in the text

County Parker County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 59 km from the middle of the area, began a volume at 23:52 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
Mar 17, 12:45 PM CST	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 11.8 hours before the alert went out and 63 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: 365 J/kg
Mixed-layer CIN: -231 J/kg
Mixed-layer LCL: 831 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 66 m²/s²
0-3 km storm-relative helicity: 82 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

120 
WFUS54 KFWD 172349
TORFTW
TXC367-180030-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
546 PM CST MON MAR 17 2003

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

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

* UNTIL 630 PM CST

* AT 546 PM CST...DOPPLER RADAR INDICATED A TORNADO NEAR INTERSTATE 
20 JUST NORTHEAST OF NEW SALEM...MOVING EAST AT 15 MPH. SPOTTERS 
CONFIRMED A TORNADO 2 MILES EAST OF SANTO

DO NOT LEAVE SHELTER TO USE YOUR CAR TO OUTRUN A TORNADO. CARS ARE 
EASILY TOSSED AND CRUSHED BY TORNADO WINDS.

LAT...LON 3269 9807 3257 9806 3256 9772 3271 9774

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 17, 2:06 PM CST	Severe Thunderstorm Warning	FWD	Young	54 min
Mar 17, 2:56 PM CST	Severe Thunderstorm Warning	FWD	Young	49 min
Mar 17, 3:06 PM CST	Severe Thunderstorm Warning	FWD	Palo Pinto	54 min
Mar 17, 4:12 PM CST	Severe Thunderstorm Warning	FWD	Palo Pinto	63 min
Mar 17, 4:49 PM CST	Severe Thunderstorm Warning	FWD	Parker	71 min
Mar 17, 5:17 PM CST	Severe Thunderstorm Warning	FWD	Palo Pinto	43 min
Mar 17, 5:32 PM CST	Tornado Warning	FWD	Palo Pinto	43 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.