Alert archive / Texas / Flash Flood Warnings in 1992

Flash Flood Warning 20, NWS Amarillo, TX

June 13, 1992Swisher County, Texas

NWS Amarillo, TX issued this flash flood warning at Jun 13, 1992, 5:55 PM CDT for Swisher County, Texas. It was in force for 100 min.

The area

The counties it named.

The facts

Issued
Jun 13, 1992, 5:55 PM CDT (22:55 UTC)
Expired
Jun 13, 1992, 7:35 PM CDT
In force
100 min
Issued by
NWS Amarillo, TX
Area
Whole counties

County Swisher County, TX

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 10.9 hours before the alert went out and 78 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, Amarillo Airport, TX at 12:00Z on 1992-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 549 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, Amarillo Airport, TX at 12:00Z on 1992-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 192 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
549 J/kg
Mixed-layer CIN
-91 J/kg
Mixed-layer LCL
715 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
192 m²/s²
0-3 km storm-relative helicity
300 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.9

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

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

In the hours before

Special weather statement, Jun 13, 1:06 PM CDT, 4 hours 49 minutes before
TXZ001>009-NMZ005-009-013-OKZ001>003-140500-

TEXAS/OKLAHOMA PANHANDLES THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE AMARILLO TX
100 PM CDT SAT JUN 12 1992

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND
TONIGHT ACROSS ALL OF THE OKLAHOMA AND TEXAS PANHANDLES.

THE ATMOSPHERE OVER THE PANHANDLES REMAINS MOIST AND IS BECOMING
INCREASINGLY UNSTABLE THIS AFTERNOON DUE TO DAYTIME HEATING. A DRYLINE
WAS BEGINNING TO SET UP IN EASTERN NEW MEXICO EARLY THIS AFTERNOON. THIS
FEATURE IS EXPECTED TO BE THE FOCUS FOR THUNDERSTORM DEVELOPMENT. THE
STORMS SHOULD THEN MOVE SOUTHEAST INTO THE PANHANDLES LATE THIS AFTERNOON
...CONTINUING INTO THE NIGHTTIME HOURS.

SOME OF THE THUNDERSTORMS WHICH DEVELOP WILL HAVE THE POTENTIAL TO BECOME
SEVERE.  THE PRIMARY THREAT WILL BE LARGE HAIL AND DAMAGING WINDS.
HOWEVER...ISOLATED TORNADOES WILL BE POSSIBLE. IN ADDITION...BECAUSE THE
GROUND REMAINS SATURATED...HEAVY RAINS ASSOCIATED WITH THE STRONGER
STORMS WILL PRODUCE LOCAL FLOODING OR FLASH FLOODING.

SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL IN THE OKLAHOMA AND
TEXAS PANHANDLES SHOULD REMAIN ALERT AND BE READY FOR ACTIVATION LATER
THIS AFTERNOON OR EVENING IF NECESSARY.

ANDRADE
Special weather statement, Jun 13, 1:13 PM CDT, 4 hours 42 minutes before
TXZ001>009-NMZ005-009-013-OKZ001>003-140500-

TEXAS/OKLAHOMA PANHANDLES THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE AMARILLO TX
100 PM CDT SAT JUN 13 1992

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND
TONIGHT ACROSS ALL OF THE OKLAHOMA AND TEXAS PANHANDLES.

THE ATMOSPHERE OVER THE PANHANDLES REMAINS MOIST AND IS BECOMING
INCREASINGLY UNSTABLE THIS AFTERNOON DUE TO DAYTIME HEATING. A DRYLINE
WAS BEGINNING TO SET UP IN EASTERN NEW MEXICO EARLY THIS AFTERNOON. THIS
FEATURE IS EXPECTED TO BE THE FOCUS FOR THUNDERSTORM DEVELOPMENT. THE
STORMS SHOULD THEN MOVE SOUTHEAST INTO THE PANHANDLES LATE THIS AFTERNOON
...CONTINUING INTO THE NIGHTTIME HOURS.

SOME OF THE THUNDERSTORMS WHICH DEVELOP WILL HAVE THE POTENTIAL TO BECOME
SEVERE.  THE PRIMARY THREAT WILL BE LARGE HAIL AND DAMAGING WINDS.
HOWEVER...ISOLATED TORNADOES WILL BE POSSIBLE. IN ADDITION...BECAUSE THE
GROUND REMAINS SATURATED...HEAVY RAINS ASSOCIATED WITH THE STRONGER
STORMS WILL PRODUCE LOCAL FLOODING OR FLASH FLOODING.

SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL IN THE OKLAHOMA AND
TEXAS PANHANDLES SHOULD REMAIN ALERT AND BE READY FOR ACTIVATION LATER
THIS AFTERNOON OR EVENING IF NECESSA!RY.

ANDRADE
Special weather statement, Jun 13, 5:45 PM CDT, 10 minutes before
TXZ001>012-COZ015>017-NMZ005-009-013-OKZ001>004-008-009-012-013-
KSZ003-006-132345-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE AMARILLO TX
545 PM CDT SAT JUN 13 1992

...TORNADO WATCH IS IN EFFECT UNTIL 10 PM CDT FOR ALL OF THE OKLAHOMA
   AND TEXAS PANHANDLES...

AT 530 PM CDT...RADAR INDICATED DEVELOPING THUNDERSTORMS OVER CASTRO COUNTY.
THESE THUNDERSTORMS WERE PART OF AN AREA OF SCATTERED STRONG TO SEVERE
THUNDERSTORMS THAT COVERED MOST OF THE WESTERN HALF OF THE TEXAS SOUTH PLAINS.
THESE STORMS WERE MOVING SLOWLY EAST AT 5 MILES AN HOUR.

DUE TO THE SLOW MOVEMENT OF THESE STORMS FLOODING OF LOW LYING AREAS AND
FLOODING OF STREETS ARE POSSIBLE.

PLEASE STAY TUNED TO YOUR NOAA WEATHER RADIO OR RADIO AND TV STATIONS FOR
LATER STATEMENTS AND POSSIBLE WARNING FROM THE NATIONAL WEATHER SERVICE.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 7:44 PM CDTSevere Thunderstorm WarningAMAHartley61 min
Jun 12, 8:10 PM CDTSevere Thunderstorm WarningAMAOldham65 min
Jun 12, 9:28 PM CDTSevere Thunderstorm WarningAMADeaf Smith62 min
Jun 13, 11:49 AM CDTFlash Flood WarningAMALipscomb116 min
Jun 13, 5:55 PM CDTFlash Flood WarningAMACastro75 min
Jun 13, 5:55 PM CDTSevere Thunderstorm WarningAMACastro75 min
Jun 13, 5:55 PM CDTSevere Thunderstorm WarningAMASwisher100 min
Jun 13, 6:58 PM CDTTornado WarningAMABriscoe, Swisher32 min
Jun 12, 7:50 PM CDTSevere Thunderstorm WarningAMAQuay55 min
Jun 12, 8:44 PM CDTSevere Thunderstorm WarningAMAQuay31 min
Jun 12, 10:41 PM CDTSevere Thunderstorm WarningAMACurry64 min
Jun 12, 11:40 PM CDTSevere Thunderstorm WarningAMACurry50 min
Jun 13, 12:29 AM CDTSevere Thunderstorm WarningAMACurry31 min

Nearby

Flash Flood Warnings in Texas, 1992Every flash flood warning in 1992

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.