Alert archive / Texas / Tornado Warnings in 1993

Tornado Warning 2, NWS Norman, OK

March 29, 1993Wichita County, Wilbarger County, Texas

NWS Norman, OK issued this tornado warning at Mar 29, 1993, 6:34 PM CST for Wichita County, Wilbarger County, Texas. It was in force for 41 min.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Mar 29, 1993, 6:34 PM CST (00:34 UTC)
Expired
Mar 29, 1993, 7:15 PM CST
In force
41 min
Issued by
NWS Norman, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Wichita County, TX, Wilbarger County, TX

The radar

The Altus AFB radar (KFDR), 30 km from the middle of the area, began a volume at 00:34 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.

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 0.6 hours before the alert went out and 192 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, Norman, OK at 00:00Z on 1993-03-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1175 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, Norman, OK at 00:00Z on 1993-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 73 square meters per square second.1939587897Sfc1 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
1175 J/kg
Mixed-layer CIN
-50 J/kg
Mixed-layer LCL
1234 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
73 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KOKC 300040 COR
TOROKC
TXC485-487-300115-

BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING...CORRECTION TO VALID TIME
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
634 PM CST MON MAR 29 1993

THE NATIONAL WEATHER SERVICE IN OKLAHOMA CITY HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 715 PM CST FOR PEOPLE IN THE
FOLLOWING COUNTIES

IN NORTHERN TEXAS
     NORTHWESTERN WICHITA AND EAST CENTRAL AND NORTHEAST WILBARGER

INCLUDING THE FOLLOWING LOCATIONS
     GRAYBACK...ELECTRA...AND HARROLD

AT 634 PM CST RADAR INDICATED A TORNADO 7 MILES NORTHEAST OF
GRAYBACK.

THE TORNADO WAS MOVING NORTHEAST AROUND 20 MPH.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.  DO NOT USE
YOUR CAR TO TRY TO OUTRUN A TORNADO.  CARS ARE EASILY TOSSED
AROUND AND DESTROYED BY TORNADO WINDS.  LEAVE YOUR CAR AND GO
TO A STRONG BUILDING.  IF NO STRUCTURE IS NEARBY...SEEK SHELTER
IN A DITCH OR LOW SPOT.

TORNADOES ARE ESPECIALLY DANGEROUS AT NIGHT BECAUSE THEY ARE
HARD TO SEE.  AT NIGHT OR DURING HEAVY RAIN...THE ONLY CLUE TO
A TORNADO'S PRESENCE MAY BE ITS ROAR.  IF ANY UNUSUAL ROAR IS
HEARD...QUICKLY TAKE COVER IN YOUR BASEMENT.  IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER IN A SMALL INTERIOR ROOM SUCH AS A
CLOSET ON THE LOWEST FLOOR.  YOU MAY ONLY HAVE A FEW SECONDS.
ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING OR GET
INTO A DITCH OR CULVERT.  REMAIN UNDER COVER UNTIL YOU ARE
CERTAIN THE STORM IS PAST.

A TORNADO WATCH REMAINS IN EFFECT FOR CENTRAL AND WESTERN
OKLAHOMA AND NORTHERN TEXAS UNTIL 900PM CST.


LAT...LON 3411  9880 3387  9921 3420  9917 3417  9897

WR

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.

NWS Norman, OK wrote its last area forecast discussion before this tornado warning went out at Mar 29, 3:46 PM CST, 2 hours 48 minutes earlier.

Area forecast discussion, Mar 29, 3:46 PM CST, 2 hours 48 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
345 PM CST MON MAR 29 1993

BETWEEN SVR WX AND THE ICWF HV LTL TIME FOR DISC THIS AFTN...LOOKS RAINY
THRU TUE WITH POPS DCRG FM W TO E TUE NGT AND WED AS UPR LVL LOW SLOWLY
MOVS EWD. HV GONE WL ABV FPC MIN TEMPS FOR TNGT DUE CLDS AND HI DEWPNTS
EXPECTED. PRELIM #'S...

OKC 59/67/48/60 7854  GAG 48/62/42/56 8742  HBR 57/68/44/62 8732
PNC 58/67/47/58 7854  SPS 62/72/49/64 8632

"
12

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

In the hours before

Local storm report, Mar 29, 6:15 PM CST, 19 minutes before
LOCAL STORM REPORT...DELAYED FROM THIS MORNING
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
600 PM CST MON MAR 29 1993

TIME              COUNTY               EVENT

345 PM            BECKHAM              SOFTBALL SIZE HAIL AT SAYRE
                                       REPORTED BY SAYRE FD

345 PM            ROGER MILLS          QUARTER SIZE HAIL AT BERLIN

412 PM            BECKHAM              TORNADO TOUCHDOWN JUST WEST OF
                                       ELK CITY

420 PM            GREER                QUARTER SIZE HAIL 2 MILES
                                       NORTHEAST OF REED

420 PM            BECKHAM              QUARTER SIZE HAIL 7 MILES SOUTH
                                       OF CARTER

430 PM            BECKHAM              DIME SIZE HAIL 5 MILES SOUTH OF
                                       CARTER

518 PM            KIOWA                QUARTER SIZE HAIL AT SENTINEL

537 PM            WASHITA              60-70 MPH WINDS 3 SOUTH OF
                                       WEATHERFORD

548 PM            HARMON               DIME SIZE HAIL AT HOLLIS
Local storm report, Mar 29, 6:32 PM CST, 2 minutes before
LOCAL STORM REPORT...DELAYED FROM THIS MORNING
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
620 PM CST MON MAR 29 1993

TIME              COUNTY               EVENT

440 PM            JACKSON              70 TO 80 MPH WINDS AT GRANITE

515 PM            GREER                GOLFBALL SIZE HAIL AT MANGUM

515 PM            JACKSON              60 MPH WINDS AT ALTUS

544 PM            JACKSON              1/2 INCH HAIL 3 MILES SOUTH OF
                                       ALTUS

548 PM            KIOWA                QUARTER SIZE HAIL AT HOBART

558 PM            KNOX                 1 INCH HAIL IN NORTH KNOX COUNTY

The office that day

Everything else NWS Norman, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 29, 6:12 PM CSTSevere Thunderstorm WarningOUNWichita, Wilbarger53 min
Mar 29, 6:12 PM CSTSevere Thunderstorm WarningOUNFoard, Hardeman53 min
Mar 29, 8:39 PM CSTSevere Thunderstorm WarningOUNClay, Wichita61 min
Mar 29, 8:55 PM CSTSevere Thunderstorm WarningOUNWilbarger65 min
Mar 29, 9:38 PM CSTFlash Flood WarningOUNWichita, Wilbarger3 hr
Mar 29, 9:38 PM CSTFlash Flood WarningOUNClay3 hr
Mar 29, 9:41 PM CSTSevere Thunderstorm WarningOUNWichita, Wilbarger64 min
Mar 29, 9:41 PM CSTSevere Thunderstorm WarningOUNClay64 min

Nearby

Tornado Warnings in Texas, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.