Alert archive / Texas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 21, NWS San Angelo, TX

March 30, 2002Concho County, McCulloch County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Mar 30, 2002, 12:55 AM CST for Concho County, McCulloch County, Texas. It was in force for 50 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 30, 2002, 12:55 AM CST (06:55 UTC)
Expired: Mar 30, 2002, 1:45 AM CST
In force: 50 min
Issued by: NWS San Angelo, TX
Area: Counties, with a storm outline in the text

Counties Concho County, TX, McCulloch County, TX

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 29, 11:30 PM CST	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 6.9 hours before the alert went out and 244 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: 1572 J/kg
Mixed-layer CIN: -220 J/kg
Mixed-layer LCL: 1888 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 175 m²/s²
0-3 km storm-relative helicity: 264 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.1

Open this sounding in Storm Lab

The text

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

495 
WUUS54 KSJT 300655
SVRSJT
TXC095-307-300745-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
1252 AM CST SAT MAR 30 2002

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CONCHO COUNTY IN SOUTHWEST TEXAS
  MCCULLOCH COUNTY IN NORTH CENTRAL TEXAS

* UNTIL 145 AM CST

* AT 1254 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES EAST OF EDEN...OR ABOUT 18 MILES EAST  
  OF BRADY...MOVING NORTHEAST AT 35 MPH. THIS STORM WILL PRODUCE     
  NICKEL TO DIME SIZE HAIL.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   SALT GAP AT 100 AM CST
   PEAR VALLEY...DOOLE AT 110 AM CST
   LOHN AT 115 AM CST


SEVERE THUNDERSTORMS PRODUCE LARGE HAIL...DAMAGING WINDS...DANGEROUS
LIGHTNING...AND VERY HEAVY RAINFALL. FOR YOUR PROTECTION...MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.

LAT...LON 3123 9987 3109 9974 3138 9924 3143 9942
          3144 9958

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 29, 7:02 PM CST	Severe Thunderstorm Warning	SJT	Fisher, Nolan	43 min
Mar 29, 7:45 PM CST	Severe Thunderstorm Warning	SJT	Fisher	30 min
Mar 29, 7:52 PM CST	Severe Thunderstorm Warning	SJT	Sterling	38 min
Mar 29, 8:11 PM CST	Tornado Warning	SJT	Coke, Sterling	49 min
Mar 29, 8:50 PM CST	Severe Thunderstorm Warning	SJT	Coke, Nolan	40 min
Mar 29, 9:06 PM CST	Tornado Warning	SJT	Coke, Nolan	24 min
Mar 29, 9:28 PM CST	Tornado Warning	SJT	Nolan, Taylor	47 min
Mar 29, 9:42 PM CST	Severe Thunderstorm Warning	SJT	Nolan, Taylor	48 min
Mar 29, 10:29 PM CST	Severe Thunderstorm Warning	SJT	Callahan	46 min
Mar 29, 10:44 PM CST	Severe Thunderstorm Warning	SJT	Irion	46 min
Mar 29, 11:24 PM CST	Severe Thunderstorm Warning	SJT	Tom Green	66 min
Mar 30, 1:06 AM CST	Severe Thunderstorm Warning	SJT	Crockett	54 min
Mar 30, 1:53 AM CST	Severe Thunderstorm Warning	SJT	San Saba	52 min
Mar 30, 4:29 AM CST	Severe Thunderstorm Warning	SJT	Tom Green	61 min
Mar 30, 12:52 PM CST	Tornado Warning	SJT	Coke	53 min
Mar 30, 1:09 PM CST	Tornado Warning	SJT	Runnels	51 min
Mar 30, 1:48 PM CST	Tornado Warning	SJT	Coke	27 min
Mar 30, 2:00 PM CST	Severe Thunderstorm Warning	SJT	Runnels	60 min
Mar 30, 2:09 PM CST	Severe Thunderstorm Warning	SJT	Brown	21 min
Mar 30, 2:10 PM CST	Severe Thunderstorm Warning	SJT	Nolan, Taylor	35 min
Mar 30, 2:19 PM CST	Tornado Warning	SJT	Taylor	56 min
Mar 30, 2:52 PM CST	Tornado Warning	SJT	Callahan	38 min
Mar 30, 3:04 PM CST	Severe Thunderstorm Warning	SJT	Haskell	56 min
Mar 30, 3:16 PM CST	Tornado Warning	SJT	Jones, Taylor	59 min
Mar 30, 3:27 PM CST	Tornado Warning	SJT	Callahan	33 min
Mar 30, 5:40 PM CST	Severe Thunderstorm Warning	SJT	Throckmorton	35 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; the sounding from the Mesonet's radiosonde archive.