Alert archive / Texas / Tornado Warnings in 2002

Tornado Warning 11, NWS San Angelo, TX

March 30, 2002Runnels County, Texas

NWS San Angelo, TX issued this tornado warning at Mar 30, 2002, 1:09 PM CST for Runnels 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
Mar 30, 2002, 1:09 PM CST (19:09 UTC)
Expired
Mar 30, 2002, 2:00 PM CST
In force
51 min
Issued by
NWS San Angelo, TX
Area
Counties, with a storm outline in the text

County Runnels County, TX

What was reported inside it

TimeReportWhereRemark
Mar 30, 1:25 PM CSTHail 1Winters, TX
Mar 30, 1:45 PM CSTTornado F1Norton, TXA large tornado touched down in an open field northwest of Norton in northeast Runnels County. Little damage was reported.

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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this tornado warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 7.2 hours before the alert went out and 196 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-pSkew-T log-p diagram, Midland Regional, TX at 12:00Z on 2002-03-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 593 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 12:00Z on 2002-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
593 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
507 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
109 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KSJT 301909
TORSJT
TXC399-302000-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
109 PM CST SAT MAR 30 2002

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A

* TORNADO WARNING FOR...
  RUNNELS COUNTY IN SOUTHWEST TEXAS

* UNTIL 200 PM CST

* AT 106 PM CST...AMATEUR RADIO WEATHER SPOTTERS REPORTED A TORNADO 5
  MILES EAST OF BROTE...MOVING EAST AT 5 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
   NORTON AT 120 PM CST

A TORNADO HAS BEEN CONFIRMED TAKE COVER IN A STURDY BUILDING NOW.
MOBILE HOMES AND VEHICLES ARE NOT SAFE.

LAT...LON 3202 10023 3178 10022 3182 9997 3203 9998

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Angelo, TX wrote its last area forecast discussion before this tornado warning went out at Mar 30, 11:31 AM CST, 1 hour 38 minutes earlier.

Area forecast discussion, Mar 30, 11:31 AM CST, 1 hour 38 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION...UPDATE
NATIONAL WEATHER SERVICE SAN ANGELO TX
1131 AM CST SAT MAR 30 2002

ZONE UPDATE RECENTLY SENT TO REMOVE SEVERE TSTORM WATCH. MINOR
ADJUSTMENTS WERE MADE TO FIRST PERIOD POPS AND TEMPS.

UPPER LOW WAS CENTERED OVER THE TRANS PECOS REGION...PER 1545Z WATER
VAPOR IMAGERY. A SURFACE COLD FRONT EXTENDED E-W ACROSS THE NORTHERN
CONCHO VALLEY. MOST RAINFALL WAS OCCURRING NORTH OF THE COLD
FRONT... WHILE PARTLY SUNNY SKIES WERE IN PLACE JUST EAST OF THE LOW
UPPER LOW CENTER. EXPERIMENTAL GOES SOUNDINGS ESTIMATED CAPES OF
1000 TO 1500 J/KG OVER THE CONCHO VALLEY AND NORTHERN EDWARDS
PLATEAU AT 14Z. HAVE MAINTAINED CHANCE/SLIGHT CHANCE POPS OVER THESE
AREAS FOR THE AFTERNOON PERIOD.

14

In the hours before

Local storm report, Mar 30, 8:33 AM CST, 4 hours 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SAN ANGELO, TX
833 AM CST SAT MAR 30 2002

TIME(CST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0727 PM    ROSCOE                    TX   1.00 INCH HAIL
03/29/02   NOLAN

1005 PM    TUSCOLA                   TX   TORNADO
03/30/02   TAYLOR                         BRIEF TOUCHDOWN

1030 PM    12 S BAIRD                TX   1.75 INCH HAIL
03/30/02   CALLAHAN
Local storm report, Mar 30, 11:56 AM CST, 1 hour 13 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED EVENT DATES
NATIONAL WEATHER SERVICE SAN ANGELO, TX
1156 AM CST SAT MAR 30 2002

TIME(CST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0727 PM    ROSCOE                    TX   1.00 INCH HAIL
03/29/02   NOLAN

1005 PM    TUSCOLA                   TX   TORNADO
03/29/02   TAYLOR                         BRIEF TOUCHDOWN

1030 PM    12 S BAIRD                TX   1.75 INCH HAIL
03/29/02   CALLAHAN
Local storm report, Mar 30, 12:10 PM CST, 59 minutes before
PRELIMINARY LOCAL STORM REPORT...UPDATED
NATIONAL WEATHER SERVICE SAN ANGELO, TX
1210 PM CST SAT MAR 30 2002

TIME(CST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0727 PM    ROSCOE                    TX   1.00 INCH HAIL
03/29/02   NOLAN

1005 PM    TUSCOLA                   TX   TORNADO
03/29/02   TAYLOR                         BRIEF TOUCHDOWN

1010 PM    TUSCOLA                   TX   .75 INCH HAIL
03/29/02   TAYLOR

1010 PM    VIEW                      TX   .75 INCH HAIL
03/29/02   TAYLOR

1025 PM    2 E POTOSI                TX   WIND DAMAGE
03/29/02   TAYLOR                         ROOF BLOWN OFF BARN

1030 PM    12 S BAIRD                TX   1.75 INCH HAIL
03/29/02   CALLAHAN

1034 PM    EULA                      TX   1.75 INCH HAIL
03/29/02   CALLAHAN

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 7:02 PM CSTSevere Thunderstorm WarningSJTFisher, Nolan43 min
Mar 29, 7:45 PM CSTSevere Thunderstorm WarningSJTFisher30 min
Mar 29, 7:52 PM CSTSevere Thunderstorm WarningSJTSterling38 min
Mar 29, 8:11 PM CSTTornado WarningSJTCoke, Sterling49 min
Mar 29, 8:50 PM CSTSevere Thunderstorm WarningSJTCoke, Nolan40 min
Mar 29, 9:06 PM CSTTornado WarningSJTCoke, Nolan24 min
Mar 29, 9:28 PM CSTTornado WarningSJTNolan, Taylor47 min
Mar 29, 9:42 PM CSTSevere Thunderstorm WarningSJTNolan, Taylor48 min
Mar 29, 10:29 PM CSTSevere Thunderstorm WarningSJTCallahan46 min
Mar 29, 10:44 PM CSTSevere Thunderstorm WarningSJTIrion46 min
Mar 29, 11:24 PM CSTSevere Thunderstorm WarningSJTTom Green66 min
Mar 30, 12:55 AM CSTSevere Thunderstorm WarningSJTConcho, McCulloch50 min
Mar 30, 1:06 AM CSTSevere Thunderstorm WarningSJTCrockett54 min
Mar 30, 1:53 AM CSTSevere Thunderstorm WarningSJTSan Saba52 min
Mar 30, 4:29 AM CSTSevere Thunderstorm WarningSJTTom Green61 min
Mar 30, 12:52 PM CSTTornado WarningSJTCoke53 min
Mar 30, 1:48 PM CSTTornado WarningSJTCoke27 min
Mar 30, 2:00 PM CSTSevere Thunderstorm WarningSJTRunnels60 min
Mar 30, 2:09 PM CSTSevere Thunderstorm WarningSJTBrown21 min
Mar 30, 2:10 PM CSTSevere Thunderstorm WarningSJTNolan, Taylor35 min
Mar 30, 2:19 PM CSTTornado WarningSJTTaylor56 min
Mar 30, 2:52 PM CSTTornado WarningSJTCallahan38 min
Mar 30, 3:04 PM CSTSevere Thunderstorm WarningSJTHaskell56 min
Mar 30, 3:16 PM CSTTornado WarningSJTJones, Taylor59 min
Mar 30, 3:27 PM CSTTornado WarningSJTCallahan33 min
Mar 30, 5:40 PM CSTSevere Thunderstorm WarningSJTThrockmorton35 min

Nearby

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