Alert archive / Texas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 86, NWS Amarillo, TX

May 26, 2002Lipscomb County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at May 26, 2002, 8:28 PM CDT for Lipscomb County, Texas. It was in force for 62 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
May 26, 2002, 8:28 PM CDT (01:28 UTC)
Expired
May 26, 2002, 9:30 PM CDT
In force
62 min
Issued by
NWS Amarillo, TX
Area
Counties, with a storm outline in the text

County Lipscomb County, TX

The radar

The Dodge City radar (KDDC), 162 km from the middle of the area, began a volume at 01:29 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

TimeReportWhereRemark
May 26, 8:30 PM CDTHail 0.88Lipscomb, 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 26, 6:00 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

W. Woodward Airport, OK (KWWR), launched 00:00Z, 1.5 hours before the alert went out and 71 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, W. Woodward Airport, OK at 00:00Z on 2002-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1315 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, W. Woodward Airport, OK at 00:00Z on 2002-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.19395878Sfc1 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
1315 J/kg
Mixed-layer CIN
-164 J/kg
Mixed-layer LCL
1720 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
166 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.1

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KAMA 270128
SVRAMA
TXC295-270230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
828 PM CDT SUN MAY 26 2002

THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LIPSCOMB COUNTY IN THE TEXAS PANHANDLE

* UNTIL 930 PM CDT

* AT 828 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 9 MILES WEST OF HIGGINS...OR ABOUT 12 MILES
  SOUTHEAST OF LIPSCOMB...MOVING EAST AT 30 MPH.

* SOME LOCATIONS AFFECTED BY THE STORM INCLUDE...
  LIPSCOMB...HIGGINS...FOLLETT AND DARROUZETT

LARGE HAIL...DAMAGING WINDS...AND TORRENTIAL RAINS ARE EXPECTED WITH
THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER.

LAT...LON 3649 10047 3607 10043 3610 10003 3648 10003

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 Amarillo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 26, 2:35 PM CDT, 5 hours 53 minutes earlier.

Area forecast discussion, May 26, 2:35 PM CDT, 5 hours 53 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AMARILLO TX
235 PM CDT SUN MAY 26 2002

AFTER THE PAST FEW MONTHS...I CANT BELIEVE I AM ABOUT TO PUT THIS ON
PAPER...I AM ACTUALLY CONCERNED ABOUT THE POTENTIAL FOR HEAVY
RAINFALL TONIGHT AND TOMORROW. NOT ONLY IS THERE A CONCERN FOR HEAVY
RAINFALL...SEVERE WEATHER IS POSSIBLE.

LATEST SURFACE ANALYSIS SHOWS A DRY LINE OVER EASTERN NEW MEXICO
AND SOUTHEASTERN COLORADO. WHAT REMAINS OF A WARM FRONT IS DRAPED
FROM THE SOUTH PLAINS TO JUST SOUTH OF THE RED RIVER. SATELLITE AND
UPPER LEVEL ANALYSIS SHOWS A SHORT WAVE TROUGH MOVING THROUGH
NORTHERN MEXICO...WITH AN ASSOCIATED JET STREAK APPROACHING FAR
WESTERN TEXAS. ALL OF THESE FEATURES WILL BE MAJOR PLAYERS IN
PANHANDLE WEATHER FOR THE REMAINDER OF THE HOLIDAY WEEKEND.

THUNDERSTORMS HAVE ALREADY FIRED ALONG THE DRY LINE OVER COLORADO
AND NEW MEXICO...MATCHING WELL WITH THE AVN/ETA/MM5 FORECASTS.
JET STREAK APPROACHING WEST TEXAS...AIDING LIFT ALONG THE DRY
LINE...HELPING TO PRODUCE THE THUNDERSTORMS. SHORT RANGE MODELS AGREE
THAT THUNDERSTORMS WILL BECOME MORE NUMEROUS TONIGHT...WITH NEARLY
EVERYONE HAVING A CHANCE OF MUCH NEEDED RAINFALL. THE AVN IS THE MOST
AGGRESSIVE WITH RAINFALL...ESPECIALLY OVER THE NORTHERN AND EASTERN
SECTIONS OF THE PANHANDLES. THE ETA/MESOETA/MM5 ALL PRODUCE RAINFALL
IN OUR AREA WITH MODEL QPF RANGING FROM 1/2 TO 3/4 INCH. THE AVN
SUGGESTS AN MCS WILL FORM WITH MODEL QPF OF OVER 1 INCH. THE AVN
SOLUTION IS REASONABLE (WITH QPF LIKELY OVERDONE)...WITH
THUNDERSTORMS FIRING ALONG THE DRY LINE TONIGHT MIXING WITH AN
INCREASING LOW LEVEL JET (40+ KTS) LEADING TO A CLUSTER OF
THUNDERSTORMS BY MIDNIGHT. THE MCS WILL THEN MOVE MORE SOUTHERLY
OVERNIGHT...BUT WITH WEAK UPPER LEVEL FLOW...THERE IS A POTENTIAL OF
AREAS RECEIVING OVER 2 INCHES OF RAIN. WITH THESE FACTORS IN MIND...
AND NO PREFERRED AREAS SHOWING UP YET...WILL MENTION THE POSSIBILITY
OF SEVERE THUNDERSTORMS...AND LOCALLY HEAVY RAIN IN ALL AREAS
TONIGHT.

AMA   58  78  55  79 /  70  60  40  40
DHT   55  77  54  78 /  50  40  30  30

.AMA...
OK...NONE.
TX...NONE.

FOX

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 7:04 PM CDTSevere Thunderstorm WarningAMADonley56 min
May 27, 9:55 AM CDTSevere Thunderstorm WarningAMAOchiltree35 min
May 27, 12:21 PM CDTSevere Thunderstorm WarningAMAHansford54 min
May 27, 12:56 PM CDTSevere Thunderstorm WarningAMAOchiltree64 min
May 27, 2:09 PM CDTFlash Flood WarningAMAOchiltree111 min
May 27, 2:10 PM CDTSevere Thunderstorm WarningAMAHartley, Oldham35 min
May 27, 2:47 PM CDTSevere Thunderstorm WarningAMAArmstrong58 min
May 27, 3:27 PM CDTSevere Thunderstorm WarningAMAHartley63 min
May 27, 3:35 PM CDTSevere Thunderstorm WarningAMAMoore55 min
May 27, 3:41 PM CDTSevere Thunderstorm WarningAMACarson64 min
May 27, 3:57 PM CDTSevere Thunderstorm WarningAMAHartley63 min
May 27, 4:02 PM CDTSevere Thunderstorm WarningAMAPotter58 min
May 27, 4:11 PM CDTTornado WarningAMAPotter34 min
May 27, 4:56 PM CDTSevere Thunderstorm WarningAMAArmstrong34 min
May 27, 5:00 PM CDTSevere Thunderstorm WarningAMACarson, Potter45 min
May 27, 5:03 PM CDTSevere Thunderstorm WarningAMACarson, Potter42 min
May 27, 5:26 PM CDTSevere Thunderstorm WarningAMARandall34 min
May 27, 5:32 PM CDTSevere Thunderstorm WarningAMAArmstrong58 min
May 27, 5:48 PM CDTSevere Thunderstorm WarningAMACarson57 min
May 27, 5:57 PM CDTSevere Thunderstorm WarningAMARandall33 min
May 27, 6:27 PM CDTSevere Thunderstorm WarningAMAArmstrong33 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; radar from the NEXRAD Level II archive.