Alert archive / Texas / Tornado Warnings in 2002

Tornado Warning 9, NWS Fort Worth, TX

April 16, 2002Hill County, Johnson County, Texas

NWS Fort Worth, TX issued this tornado warning at Apr 16, 2002, 5:54 PM CDT for Hill County, Johnson County, Texas. It was in force for 51 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Apr 16, 2002, 5:54 PM CDT (22:54 UTC)
Expired: Apr 16, 2002, 6:45 PM CDT
In force: 51 min
Issued by: NWS Fort Worth, TX
Area: Counties, with a storm outline in the text

Counties Hill County, TX, Johnson County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 37 km from the middle of the area, began a volume at 22:57 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.

What was reported inside it

Time	Report	Where	Remark
Apr 16, 5:55 PM CDT	Hail 1.75	Blum, TX
Apr 16, 6:10 PM CDT	Hail 1	Rio Vista, TX

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

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 16, 4:45 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 10.9 hours before the alert went out and 66 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: 1027 J/kg
Mixed-layer CIN: -236 J/kg
Mixed-layer LCL: 707 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 19 m²/s²
0-3 km storm-relative helicity: 58 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.

000 
WFUS54 KFWD 162254
TORFTW
TXC217-251-162345-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
554 PM CDT TUE APR 16 2002

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A

* TORNADO WARNING FOR...
  HILL COUNTY IN NORTH CENTRAL TEXAS
  JOHNSON COUNTY IN NORTH CENTRAL TEXAS

* UNTIL 645 PM CDT

* AT 554 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 15 MILES WEST OF
  GRANDVIEW...MOVING NORTHEAST AT 35 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
RURAL JOHNSON COUNTY AROUND 610 PM CDT

TAKE COVER IN A BASEMENT...OR ON THE LOWEST FLOOR OF YOUR HOME IN AN
INTERIOR CLOSET OR BATHROOM. USE BLANKETS OR PILLOWS FOR COVER.

LAT...LON 3223 9752 3213 9743 3222 9711 3239 9724

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 16, 4:30 PM CDT	Severe Thunderstorm Warning	FWD	Tarrant	60 min
Apr 16, 4:40 PM CDT	Severe Thunderstorm Warning	FWD	Bosque	65 min
Apr 16, 4:45 PM CDT	Severe Thunderstorm Warning	FWD	Johnson	60 min
Apr 16, 4:53 PM CDT	Severe Thunderstorm Warning	FWD	Johnson	52 min
Apr 16, 4:58 PM CDT	Tornado Warning	FWD	Bosque	47 min
Apr 16, 5:25 PM CDT	Severe Thunderstorm Warning	FWD	Denton, Wise	50 min
Apr 16, 5:30 PM CDT	Severe Thunderstorm Warning	FWD	Hill	45 min
Apr 16, 5:31 PM CDT	Tornado Warning	FWD	Tarrant	29 min
Apr 16, 5:47 PM CDT	Severe Thunderstorm Warning	FWD	Johnson	58 min
Apr 16, 5:56 PM CDT	Tornado Warning	FWD	Tarrant	34 min
Apr 16, 6:03 PM CDT	Severe Thunderstorm Warning	FWD	Collin	42 min
Apr 16, 6:24 PM CDT	Tornado Warning	FWD	Dallas	51 min
Apr 16, 6:30 PM CDT	Severe Thunderstorm Warning	FWD	Tarrant	45 min
Apr 16, 6:37 PM CDT	Severe Thunderstorm Warning	FWD	Ellis, Johnson	53 min
Apr 16, 6:59 PM CDT	Tornado Warning	FWD	Johnson	31 min

Nearby

Tornado Warnings in Texas, 2002 Every tornado warning in 2002 Tornadoes in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.