Alert archive / Texas / Tornado Warnings in 2002

Tornado Warning 6, NWS Amarillo, TX

May 5, 2002Roberts County, Texas

NWS Amarillo, TX issued this tornado warning at May 5, 2002, 6:04 PM CDT for Roberts County, Texas. It was in force for 56 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: May 5, 2002, 6:04 PM CDT (23:04 UTC)
Expired: May 5, 2002, 7:00 PM CDT
In force: 56 min
Issued by: NWS Amarillo, TX
Area: Counties, with a storm outline in the text

County Roberts County, TX

The radar

The Amarillo radar (KAMA), 112 km from the middle of the area, began a volume at 23:05 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
May 5, 4:45 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 11.1 hours before the alert went out and 111 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: 1503 J/kg
Mixed-layer CIN: -85 J/kg
Mixed-layer LCL: 666 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 153 m²/s²
0-3 km storm-relative helicity: 132 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 5.9

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KAMA 052304
TORAMA
TXC393-060000-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
602 PM CDT SUN MAY 5 2002

THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN ROBERTS COUNTY IN THE TEXAS PANHANDLE

* UNTIL 700 PM CDT

* AT 602 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
  THUNDERSTORM WITH A HISTORY OF PRODUCING TORNADOES. THE MOST       
  DANGEROUS PORTION OF THE STORM WAS LOCATED OVER NORTHWESTERN       
  ROBERTS COUNTY...OR ABOUT 17 MILES SOUTHEAST OF SPEARMAN...MOVING  
  EAST AT 35 MPH.

A TORNADO MAY FORM AT ANY TIME-TAKE COVER NOW ABANDON MOBILE HOMES
AND VEHICLES FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS. 

LAT...LON 3605 10108 3585 10109 3585 10055 3605 10055

The office that day

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

Issued	Product	Office	Counties	Lasted
May 5, 3:59 PM CDT	Severe Thunderstorm Warning	AMA	Moore	31 min
May 5, 4:30 PM CDT	Severe Thunderstorm Warning	AMA	Moore	45 min
May 5, 4:51 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith	39 min
May 5, 5:02 PM CDT	Tornado Warning	AMA	Hansford, Hutchinson	58 min
May 5, 5:22 PM CDT	Severe Thunderstorm Warning	AMA	Deaf Smith, Oldham, Potter, Randall	53 min
May 5, 5:35 PM CDT	Tornado Warning	AMA	Deaf Smith	25 min
May 5, 5:55 PM CDT	Tornado Warning	AMA	Randall	35 min
May 5, 6:01 PM CDT	Severe Thunderstorm Warning	AMA	Hutchinson, Moore, Ochiltree, Potter	59 min
May 5, 6:32 PM CDT	Tornado Warning	AMA	Randall	28 min
May 5, 6:40 PM CDT	Severe Thunderstorm Warning	AMA	Hansford	50 min
May 5, 6:59 PM CDT	Severe Thunderstorm Warning	AMA	Lipscomb	61 min
May 5, 6:59 PM CDT	Tornado Warning	AMA	Armstrong, Randall	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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.