Alert archive / Oklahoma / Tornado Warnings in 1993

Tornado Warning 7, NWS Amarillo, TX

May 5, 1993Texas County, Oklahoma

NWS Amarillo, TX issued this tornado warning at May 5, 1993, 7:48 PM CDT for Texas County, Oklahoma. It was in force for 27 min. 2 reports 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 5, 1993, 7:48 PM CDT (00:48 UTC)
Expired
May 5, 1993, 8:15 PM CDT
In force
27 min
Issued by
NWS Amarillo, TX
Area
Whole counties

County Texas County, OK

What was reported inside it

TimeReportWhereRemark
May 5, 7:50 PM CDTTornado F02 E Guymon, OK
May 5, 7:54 PM CDTTornado F3Optima, OK

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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.8 hours before the alert went out and 170 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 00:00Z on 1993-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1584 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 00:00Z on 1993-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 186 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
1584 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
1646 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
186 m²/s²
0-3 km storm-relative helicity
245 m²/s²
Significant tornado parameter
0.8
Supercell composite
10.4

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 tornado 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, May 5, 5:41 PM CDT, 2 hours 7 minutes before
TXZ001>012-COZ015>017-NMZ005-009-013-OKZ001>004-008-009-012-013-272345-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE AMARILLO TX
 540 PM CDT WED MAY 5 1993

...TORNADO WATCH IN EFFECT FOR EASTERN TWO-THIRDS OF THE TEXAS AND OKLAHOMA
PANHANDLES UNTIL 1100 PM CDT...

...SEVERE THUNDERSTORM WARNING FOR HANSFORD COUNTY UNTIL 630 PM CDT...

AT 630 PM CDT...THE NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS DEVELOPING FROM NORTHERN HUTCHISON COUNTY TO
NORTHERN TEXAS COUNTY IN OKLAHOMA.  THE STRONGEST STORM WAS LOCATED IN
HANSFORD COUNTY JUST SOUTH OF GRUVER. SMALL HAIL IS POSSIBLE WITH THESE
STORMS.

MOVEMENT IS NORTHEAST AT 30 MPH.

SD
Special weather statement, May 5, 5:41 PM CDT, 2 hours 7 minutes before
TXZ001>012-COZ015>017-NMZ005-009-013-OKZ001>004-008-009-012-013-272345-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE AMARILLO TX
 540 PM CDT WED MAY 5 1993

...TORNADO WATCH IN EFFECT FOR EASTERN TWO-THIRDS OF THE TEXAS AND OKLAHOMA
PANHANDLES UNTIL 1100 PM CDT...

...SEVERE THUNDERSTORM WARNING FOR HANSFORD COUNTY UNTIL 630 PM CDT...

AT 630 PM CDT...THE NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS DEVELOPING FROM NORTHERN HUTCHISON COUNTY TO
NORTHERN TEXAS COUNTY IN OKLAHOMA.  THE STRONGEST STORM WAS LOCATED IN
HANSFORD COUNTY JUST SOUTH OF GRUVER. SMALL HAIL IS POSSIBLE WITH THESE
STORMS.

MOVEMENT IS NORTHEAST AT 30 MPH.

SD
Special weather statement, May 5, 6:41 PM CDT, 1 hour 7 minutes before
TXZ001>012-COZ015>017-NMZ005-009-013-OKZ001>004-008-009-012-013-272345-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE AMARILLO TX
 640 PM CDT WED MAY 5 1993

...TORNADO WATCH IN EFFECT FOR EASTERN TWO-THIRDS OF THE TEXAS AND OKLAHOMA
PANHANDLES UNTIL 1100 PM CDT...

...SEVERE THUNDERSTORM WARNING FOR TEXAS COUNTY OF THE OKLAHOMA
PANHANDLE UNTIL 715 PM CDT...

...TORNADO WARNING IN EFFECT FOR SOUTHEASTERN TEXAS COUNTY UNTIL 700 PM
CDT...

AT 630 PM CDT...THE NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS IN HUTCHINSON COUNTY IN THE TEXAS PANHANDLE
AND TEXAS COUNTY OF THE OKLAHOMA PANHANDLE.  THE STRONGEST THUNDERSTORM WAS
IN SOUTHEASTERN TEXAS COUNTY 10 MILES SOUTH SOUTHEAST OF GRUVER MOVING
NORTH AT 35 MILES AN HOUR.

AC
Special weather statement, May 5, 6:41 PM CDT, 1 hour 7 minutes before
TXZ001>012-COZ015>017-NMZ005-009-013-OKZ001>004-008-009-012-013-272345-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE AMARILLO TX
 640 PM CDT WED MAY 5 1993

...TORNADO WATCH IN EFFECT FOR EASTERN TWO-THIRDS OF THE TEXAS AND OKLAHOMA
PANHANDLES UNTIL 1100 PM CDT...

...SEVERE THUNDERSTORM WARNING FOR TEXAS COUNTY OF THE OKLAHOMA
PANHANDLE UNTIL 715 PM CDT...

...TORNADO WARNING IN EFFECT FOR SOUTHEASTERN TEXAS COUNTY UNTIL 700 PM
CDT...

AT 630 PM CDT...THE NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS IN HUTCHINSON COUNTY IN THE TEXAS PANHANDLE
AND TEXAS COUNTY OF THE OKLAHOMA PANHANDLE.  THE STRONGEST THUNDERSTORM WAS
IN SOUTHEASTERN TEXAS COUNTY 10 MILES SOUTH SOUTHEAST OF GRUVER MOVING
NORTH AT 35 MILES AN HOUR.

AC

The office that day

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

IssuedProductOfficeCountiesLasted
May 5, 7:44 PM CDTTornado WarningAMATexas31 min
May 5, 8:18 PM CDTSevere Thunderstorm WarningAMATexas57 min

Nearby

Tornado Warnings in Oklahoma, 1993Every tornado warning in 1993Tornadoes in 1993

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.