Alert archive / Texas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 261, NWS San Angelo, TX

October 6, 2002Taylor County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Oct 6, 2002, 6:27 PM CDT for Taylor County, Texas. It was in force for 48 min. 1 report 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
Oct 6, 2002, 6:27 PM CDT (23:27 UTC)
Expired
Oct 6, 2002, 7:15 PM CDT
In force
48 min
Issued by
NWS San Angelo, TX
Area
Counties, with a storm outline in the text

County Taylor County, TX

What was reported inside it

TimeReportWhereRemark
Oct 6, 6:45 PM CDTHail 0.75Lawn, 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm 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, 11.5 hours before the alert went out and 231 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 2002-10-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1325 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 12:00Z on 2002-10-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 131 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
1325 J/kg
Mixed-layer CIN
-181 J/kg
Mixed-layer LCL
1124 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
131 m²/s²
0-3 km storm-relative helicity
115 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

697 
WUUS54 KSJT 062327
SVRSJT
TXC441-070015-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
627 PM CDT SUN OCT 6 2002

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  TAYLOR COUNTY IN NORTH CENTRAL TEXAS

* UNTIL 715 PM CDT

* AT 624 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 2 MILES NORTH OF LAWN...OR ABOUT 17 MILES
  NORTHEAST OF WINTERS...MOVING SOUTH AT 5 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   LAWN AT 640 PM CDT

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 3219 9984 3209 9987 3210 9964 3221 9964

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Oct 6, 2:30 PM CDT, 3 hours 57 minutes earlier.

Area forecast discussion, Oct 6, 2:30 PM CDT, 3 hours 57 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION...CORRECTED
NATIONAL WEATHER SERVICE SAN ANGELO TX
230 PM CDT SUN OCT 6 2002

.CURRENT...FRONT CURRENTLY LOCATED FROM NEAR LUBBOCK TO CHILDRESS
AND IS MOVING SLOWLY SOUTHEAST. RADAR STILL SHOWING THUNDERSTORMS
ALONG AND JUST AHEAD OF THE FRONT...BUT THE BULK OF THESE ARE
LIFTING TO THE NORTHEAST AWAY FROM WEST CENTRAL TEXAS...AS THE FIRST
SHORTWAVE IS BEGINNING TO MOVE AWAY FROM THE AREA TO THE NORTHEAST.
CLOUDS LIMITING HEATING UP TOWARD ABILENE AND SWEETWATER...HOWEVER
IT IS A DIFFERENT STORY FURTHER SOUTH FROM SAN ANGELO TO
JUNCTION...WHERE SUN HAS BEEN ABLE TO BREAK THROUGH THE CLOUDS AND
TEMPERATURES INTO THE UPPER 80S. DEW POINTS HAVE ALSO RISEN WELL
INTO THE 60S AND EVEN A FEW LOWER 70S ACROSS THE AREA. WILL HAVE A
COUPLE OF OPPORTUNITIES FOR DESCENT RAINS OVER THE NEXT SEVERAL
DAYS...LETS KEEP OUR FINGERS CROSSED

.SHORT TERM...AVN HAS COME AROUND TOWARD THE ETA TIMING WITH
RESPECT TO THE FRONTAL PASSAGE. SHOWERS AND THUNDERSTORMS LIKELY TO
FILL ALONG THE FRONT AS IT MOVES INTO DEEPER MOISTURE ACROSS THE
AREA. THE FRONT WILL TAKE JUST ABOUT ALL NIGHT TO CROSS THE FORECAST
AREA...REACHING JUNCTION LATE TONIGHT. SO MAY TAKE A WHILE FOR THE
THUNDERSTORMS TO GET GOING THERE. WILL ALSO MENTION SEVER IN THE
FORECAST...AS I BELIEVE THUNDERSTORMS WILL BEGIN TO BLOSSOM UP
PRETTY GOOD ONCE THE FRONT HITS THE AREAS THAT RECEIVED PLENTY OF
SUN AND HIGHER MOISTURE. THE SEVERE THREAT SHOULD BE EARLY THOUGH AS
HEATING DISSIPATES.

MONDAY-WEDNESDAY...WILL LIKELY SEE LINGERING SHOWERS DURING THE
MORNING HOURS MONDAY WITH MUCH COOLER TEMPERATURES
EXPECTED...ESPECIALLY WHERE CLOUD COVER HOLDS. DID GO AHEAD AND
ADJUST HIGHS TOMORROW DOWN SLIGHTLY FROM GOING FORECAST. THEN WE
SHOULD HAVE A BRIEF LULL IN THE RAIN UNTIL THE LOW OVER THE
SOUTHWEST BEGINS TO MOVE EAST MONDAY NIGHT INTO TUESDAY. FELL PRETTY
CONFIDENT ON RAIN SO WILL CONTINUE TO TREND POPS UP FOR TUESDAY.
WILL CONTINUE TO BE COOL WITH ALL OF THE RAIN IN THE AREA ON TUESDAY.
AT THIS TIME WILL KEEP WEDNESDAY DRY...HOWEVER WOULD NOT BE
SURPRISED IF LATER FORECASTS HAD TO HOLD SOME MENTION OF
PRECIPITATION INTO WEDNESDAY...DEPENDING ON HOW FAST THE SYSTEM
LIFTS OUT.

.THURSDAY-SUNDAY...WILL CONTINUE WITH THE WARMING TREND TROUGH ABOUT
FRIDAY. THEN NEXT FRONT COMES INTO THE AREA ABOUT THE SATURDAY OR
SUNDAY TIME FRAME. FOR NOW WILL JUST LOWER TEMPERATURES AND NOT
MENTION ANY PRECIP

CCF PRELIMS...

ABI 055/069/052/063 6336
SJT 057/068/053/064 7436
JCT 063/070/057/069 7535

.SJT...NONE.

27/BRAZZELL
Hazardous weather outlook, Oct 6, 2:12 PM CDT, 4 hours 15 minutes before
TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-140-
154-155-168>170-062300-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN ANGELO TX
212 PM CDT SUN OCT 6 2002

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL TEXAS.

.DAY ONE...
THE ATMOSPHERE WILL BE MODERATELY UNSTABLE OVER WEST CENTRAL TEXAS
THROUGH MID EVENING...AHEAD OF A SLOWLY ADVANCING COLD FRONT. THE
COLD FRONT IS EXPECTED TO MOVE INTO THE BIG COUNTRY LATE THIS
AFTERNOON INTO EARLY EVENING...AND INTO THE CONCHO VALLEY AROUND MID
EVENING. THERE WILL BE A POTENTIAL FOR SEVERE THUNDERSTORMS ALONG
THE COLD FRONT...WITH LARGE HAIL AND DAMAGING WINDS POSSIBLE. THE
SEVERE WEATHER THREAT WILL BE MAINLY NORTH OF A LINE FROM STERLING
CITY TO WINTERS TO CROSS PLAINS. THE COLD FRONT WILL MOVE TO THE
INTERSTATE 10 CORRIDOR IN WEST CENTRAL TEXAS OVERNIGHT. DECREASED
INSTABILITY SHOULD LIMIT THE SEVERE WEATHER POTENTIAL OVERNIGHT.

.SPOTTER CALL TO ACTION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED OVER THE BIG COUNTRY AND NORTHERN
CONCHO VALLEY THIS EVENING.

.DAYS TWO THROUGH SEVEN...

AN UPPER LEVEL DISTURBANCE WILL MOVE INTO WEST TEXAS ON
TUESDAY...BRINGING ANOTHER CHANCE OF THUNDERSTORMS TO THE AREA.

14

Nearby

Severe Thunderstorm Warnings in Texas, 2002Every 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.