Alert archive / Texas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 141, NWS San Angelo, TX

May 24, 2002Nolan County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at May 24, 2002, 7:09 PM CDT for Nolan County, Texas. It was in force for 66 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 24, 2002, 7:09 PM CDT (00:09 UTC)
Expired
May 24, 2002, 8:15 PM CDT
In force
66 min
Issued by
NWS San Angelo, TX
Area
Counties, with a storm outline in the text

County Nolan County, TX

What was reported inside it

TimeReportWhereRemark
May 24, 7:30 PM CDTHail 1.75Nolan, TXSpotters reported golfball size hail in Nolan.

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.

IssuedProductOfficeLasted
May 24, 5:15 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 0.2 hours before the alert went out and 173 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 00:00Z on 2002-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 2002-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
4382 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
31 m²/s²
0-3 km storm-relative helicity
20 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

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 May 24, 2:50 PM CDT, 4 hours 19 minutes earlier.

Area forecast discussion, May 24, 2:50 PM CDT, 4 hours 19 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION...CORRECTED
NATIONAL WEATHER SERVICE SAN ANGELO TX
250 PM CDT FRI MAY 24 2002

WITH SUNSHINE AND GOOD MIXING TODAY...DRYLINE WILL LIKELY DEVELOP
ALONG AN IRAAN...BIG LAKE...COLORADO CITY LINE THIS EVENING.
ATMOSPHERE IS UNSTABLE WITH SATELLITE 17Z CAPES OF 3000 J/KG IN THE
WESTERN AND NORTHERN CWA. MESOETA CINH VALUES NEARLY ZERO AT 21Z THIS
AFTERNOON. STORMS THAT DEVELOP OFF THE DRYLINE WILL MOVE NORTHEAST
INTO THE CWA THIS EVENING. 15Z CONVECTIVE OUTLOOK INDICATED HASKELL
AND THROCKMORTON IN A MODERATE RISK OF SEVERE THUNDERSTORMS. AREAS
ALONG AND NORTH OF A STERLING CITY TO ROBERT LEE TO BROWNWOOD LINE
WERE IN A SLIGHT RISK.

COLD FRONT REMAINS IN THE PANHANDLE AT 19Z...FROM NEAR AMARILLO TO
GAGE. FRONT WILL BE SLOW MOVING TONIGHT...BUT SHOULD GET SOME HELP AS
5H SHORTWAVE MOVES ACROSS THE CENTRAL PLAINS OVERNIGHT. MESOETA AND
AVN TIMING AGREE IN BRINGING THE FRONT INTO THE BIG COUNTRY IN THE
MORNING...THEN STALLING IN THE CONCHO VALLEY IN THE AFTERNOON. FRONT
WILL BE SHALLOW AND LACKING UPPER LEVEL SUPPORT...BUT WITH INSTABILITY
AND A FAVORABLE WIND SHEAR PROFILE NEAR DRYLINE AND FRONT...MAY SEE
SOME STORMS. AGAIN SOME STORMS MAY BECOME SEVERE.

SUNDAY AN UPPER LEVEL SHORTWAVE MOVES OUT OF THE 4-CORNERS AREA AND
SLOWLY MOVES EAST INTO KANSAS WEDNESDAY. THIS MAY SLIGHTLY ENHANCE THE
THUNDERSTORMS POTENTIAL SUNDAY/SUNDAY EVENING.

MONDAY THROUGH FRIDAY OF NEXT WEEK WILL SEE NORTHWEST TO NORTH FLOW
ALOFT AS UPPER RIDGE DEVELOPS OVER THE SOUTHERN ROCKY MOUNTAINS. WITH
MOISTURE HANGING AROUND...AND PROBABLY A WEAK CAP...THERE SHOULD BE
SLIGHT CHANCE OF THUNDERSTORMS EACH DAY.

PRELIMS...

ABI 065/079/062/082/063 3233
SJT 068/087/063/086/064 2233
JCT 068/089/065/087/065 1233

.SJT...NONE.

04

In the hours before

Special weather statement, May 24, 2:22 PM CDT, 4 hours 47 minutes before
TXZ049-054-064>066-071>073-076>078-098-099-113-114-127-128-139-140-
154-155-168>170-242315-

WEST CENTRAL TEXAS HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SAN ANGELO TX
222 PM CDT FRI MAY 24 2002

SPOTTER ACTIVATION MAY BE REQUIRED.

THE DRY LINE WILL MOVE EAST THIS AFTERNOON AND EVENING...ISOLATED
THUNDERSTORMS MAY FORM ACROSS THE WESTERN COUNTIES. TONIGHT...A COLD
FRONT MOVING THROUGH THE REGION TONIGHT AND SATURDAY WILL LIKELY SET
OFF THUNDERSTORMS ACROSS PARTS OF WEST CENTRAL TEXAS.  SOME OF THE
THUNDERSTORMS THAT FORM COULD BE SEVERE.  THE MAIN THREAT FOR SEVERE
WEATHER FOR THIS EVENING WILL BE ACROSS THE BIG COUNTRY AND THE
NORTHERN CONCHO VALLEY.

FOR ADDITIONAL INFORMATION PLEASE SEE STATEMENTS AND OUTLOOKS FROM
NATIONAL WEATHER SERVICE OFFICES ACROSS TEXAS...OKLAHOMA...AND NEW
MEXICO.

25

The office that day

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

IssuedProductOfficeCountiesLasted
May 24, 7:00 PM CDTTornado WarningSJTTaylor60 min
May 24, 7:10 PM CDTTornado WarningSJTHaskell65 min
May 24, 7:20 PM CDTSevere Thunderstorm WarningSJTFisher, Jones55 min
May 24, 7:27 PM CDTSevere Thunderstorm WarningSJTShackelford78 min
May 24, 7:32 PM CDTFlash Flood WarningSJTNolan, Taylor2 hr
May 24, 7:57 PM CDTTornado WarningSJTRunnels, Taylor63 min
May 24, 8:09 PM CDTSevere Thunderstorm WarningSJTCallahan81 min
May 24, 8:43 PM CDTTornado WarningSJTCallahan62 min
May 24, 8:57 PM CDTTornado WarningSJTRunnels63 min
May 24, 9:03 PM CDTSevere Thunderstorm WarningSJTColeman72 min
May 24, 9:44 PM CDTSevere Thunderstorm WarningSJTCallahan61 min
May 24, 9:44 PM CDTSevere Thunderstorm WarningSJTCallahan76 min
May 24, 9:54 PM CDTFlash Flood WarningSJTRunnels3 hr
May 24, 10:00 PM CDTTornado WarningSJTRunnels75 min
May 24, 10:20 PM CDTSevere Thunderstorm WarningSJTColeman70 min
May 24, 11:13 PM CDTTornado WarningSJTConcho, Runnels62 min
May 25, 12:20 AM CDTSevere Thunderstorm WarningSJTHaskell70 min
May 25, 12:36 AM CDTSevere Thunderstorm WarningSJTThrockmorton69 min
May 25, 12:38 AM CDTTornado WarningSJTHaskell67 min
May 25, 1:15 AM CDTTornado WarningSJTThrockmorton60 min
May 25, 1:30 AM CDTTornado WarningSJTShackelford60 min
May 25, 2:17 AM CDTSevere Thunderstorm WarningSJTThrockmorton28 min
May 25, 2:31 AM CDTSevere Thunderstorm WarningSJTShackelford59 min
May 25, 2:44 AM CDTTornado WarningSJTShackelford61 min
May 25, 2:49 AM CDTSevere Thunderstorm WarningSJTHaskell, Throckmorton56 min
May 25, 3:44 AM CDTSevere Thunderstorm WarningSJTShackelford46 min
May 25, 4:29 AM CDTFlash Flood WarningSJTThrockmorton4 hr
May 25, 8:21 AM CDTSevere Thunderstorm WarningSJTBrown69 min
May 25, 9:27 AM CDTSevere Thunderstorm WarningSJTBrown33 min
May 25, 4:36 PM CDTSevere Thunderstorm WarningSJTColeman69 min
May 25, 5:29 PM CDTSevere Thunderstorm WarningSJTCoke61 min
May 25, 6:31 PM CDTSevere Thunderstorm WarningSJTMcCulloch59 min
May 25, 6:34 PM CDTSevere Thunderstorm WarningSJTRunnels56 min
May 25, 6:49 PM CDTSevere Thunderstorm WarningSJTColeman56 min
May 25, 6:53 PM CDTSevere Thunderstorm WarningSJTCoke67 min

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.