Alert archive / Texas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 113, NWS Amarillo, TX

June 10, 2002Hutchinson County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Jun 10, 2002, 4:31 PM CDT for Hutchinson County, Texas. It was in force for 44 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: Jun 10, 2002, 4:31 PM CDT (21:31 UTC)
Expired: Jun 10, 2002, 5:15 PM CDT
In force: 44 min
Issued by: NWS Amarillo, TX
Area: Counties, with a storm outline in the text

County Hutchinson County, TX

The radar

The Amarillo radar (KAMA), 73 km from the middle of the area, began a volume at 21:33 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
Jun 10, 4:49 PM CDT	Hail 0.88	Sanford, TX
Jun 10, 4:50 PM CDT	Hail 0.88	Stinnett, 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
Jun 10, 3:30 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 9.5 hours before the alert went out and 73 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: 819 J/kg
Mixed-layer CIN: -330 J/kg
Mixed-layer LCL: 1615 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 82 m²/s²
0-3 km storm-relative helicity: 268 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KAMA 102131
SVRAMA
TXC233-102215-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
430 PM CDT MON JUN 10 2002

THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HUTCHINSON COUNTY IN TEXAS
  THIS INCLUDES THE CITY OF BORGER

* UNTIL 515 PM CDT

* AT 428 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM      
  OVER SANFORD...OR ABOUT 9 MILES WEST OF BORGER...MOVING EAST AT 15 
  MPH.

VERY LARGE HAIL IS POSSIBLE WITH THIS SEVERE THUNDERSTORM. IF YOU ARE
IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND MOVE TO A
SUBSTANTIAL SHELTER.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN AMARILLO.

LAT...LON 3600 10158 3565 10155 3565 10125 3599 10130

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 5:03 PM CDT	Severe Thunderstorm Warning	AMA	Hansford	42 min
Jun 10, 5:13 PM CDT	Severe Thunderstorm Warning	AMA	Ochiltree	32 min
Jun 10, 6:26 PM CDT	Severe Thunderstorm Warning	AMA	Carson	34 min
Jun 10, 6:59 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Gray	31 min

Nearby

Severe Thunderstorm Warnings in Texas, 2002 Every severe thunderstorm warning 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.