Alert archive / Oklahoma / Tornado Warnings in 1993

Tornado Warning 46, NWS Norman, OK

May 8, 1993Murray County, Oklahoma

NWS Norman, OK issued this tornado warning at May 8, 1993, 7:29 PM CDT for Murray County, Oklahoma. It was in force for 46 min.

The area

The counties it named.

The facts

Issued
May 8, 1993, 7:29 PM CDT (00:29 UTC)
Expired
May 8, 1993, 8:15 PM CDT
In force
46 min
Issued by
NWS Norman, OK
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Murray County, OK

The radar

The Norman radar (KTLX), 97 km from the middle of the area, began a volume at 00:33 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, 0.5 hours before the alert went out and 87 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 1993-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 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 1993-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -61 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
6 J/kg
Mixed-layer CIN
-106 J/kg
Mixed-layer LCL
695 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
-61 m²/s²
0-3 km storm-relative helicity
28 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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.

NWS Norman, OK wrote its last area forecast discussion before this tornado warning went out at May 8, 4:35 PM CDT, 2 hours 54 minutes earlier.

Area forecast discussion, May 8, 4:35 PM CDT, 2 hours 54 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
430 PM CDT SAT MAY 8 1993

VRY ACTV SVR WX THIS AFTN PRECLUDING MUCH FCST DISC. WL CONT WITH FFA
FOR MOST OF FCST AREA XPCT FOR NWRN OK. SVR WX AND MAJOR HVY RN PRBLMS
TO PERSIST INTO EVE.

32

.OK...FFA ZNS 6>21 TNGT
.TX...FFA TNGT ZNS 76 77

In the hours before

Local storm report, May 8, 5:31 PM CDT, 1 hour 58 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
420 PM CDT SAT MAY 8 1993

TIME                COUNTY           EVENT

240     PM          GRADY            DIME SIZE HAIL IN CHICKASHA

355     PM          KIOWA            GOLFBALL SIZE HAIL IN ROOSEVELT

355     PM          OKLAHOMA         DIME SIZE HAIL COVERING ROAD AT
                                     PENN AND BRITTON

355     PM          ARCHER           GOLFBALL SIZE HAIL IN HOLLIDAY

355     PM          OKLAHOMA         QUARTER SIZE HAIL IN OKLAHOMA CITY

400     PM          WICHITA          GOLFBALL SIZE HAIL 4 MILES NORTH OF
                                     HOLLIDAY

400     PM          ARCHER           QUARTER SIZE HAIL IN NORTHERN
                                     PART OF THE COUNTY

401     PM          MCCLAIN/GRADY    1-INCH HAIL 6 MILES WEST OF
                                     NEWCASTLE ON GRADY - MCCLAIN COUNTY
                                     LINE

405     PM          WICHITA          NICKEL SIZE HAIL IN WICHITA FALLS

410     PM          WICHITA          GOLFBALL SIZE HAIL AT THE STADIUM
                                     IN WICHITA FALLS

415     PM          JACKSON          BASEBALL SIZE 4 MILES SOUTH OF
                                     ALTUS
Local storm report, May 8, 5:40 PM CDT, 1 hour 49 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
540 PM CDT SAT MAY 8 1993

TIME                COUNTY           EVENT

453     PM          OKLAHOMA         1 INCH HAIL AT SW 59TH AND MCARTHUR
                                     IN OKLAHOMA CITY
455     PM          JACKSON          NICKEL  SIZE HAIL 2 MILES SOUTH
                                     AND 6 MILES EAST OF ALTUS
455     PM          JACKSON          BASEBALL SIZE HAIL 5 MILES EAST
                                     OF LAWTON
517     PM          GRADY            DIME SIZE HAIL NEAR VERDEN

522     PM          OKLAHOMA         DIME SIZE HAIL AT HWY 240 AND
                                     AIRPORT ROAD
Local storm report, May 8, 5:41 PM CDT, 1 hour 48 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
540 PM CDT SAT MAY 8 1993

TIME                COUNTY           EVENT

453     PM          OKLAHOMA         1 INCH HAIL AT SW 59TH AND MCARTHUR
                                     IN OKLAHOMA CITY
455     PM          JACKSON          NICKEL  SIZE HAIL 2 MILES SOUTH
                                     AND 6 MILES EAST OF ALTUS
455     PM          JACKSON          BASEBALL SIZE HAIL 5 MILES EAST
                                     OF LAWTON
517     PM          GRADY            DIME SIZE HAIL NEAR VERDEN

522     PM          OKLAHOMA         DIME SIZE HAIL AT HWY 240 AND
                                     AIRPORT ROAD
Local storm report, May 8, 7:10 PM CDT, 19 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
710 PM CDT SAT MAY 8 1993

TIME                COUNTY           EVENT

520     PM          CLAY, TEXAS      TORNADO NORTH OF STANFIELD

525     PM          JEFFERSON        TORNADO JUST SOUTH OF RYAN

543     PM          STEPHENS         73 MPH WINDS 5 MILES SOUTH OF
                                     DUNCAN
621     PM          WICHITA, TEXAS   DIME SIZE HAIL AT LAKE KICKAPOO

645     PM          GARVIN           NICKEL SIZE HAIL IN LINDSAY

650     PM          CARTER           TORNADO 5 MILES NE OF RINGLING

655     PM          ARCHER, TEXAS    TORNADO BETWEEN SCOTLAND AND
                                     ARCHER ON HWY 172

659     PM          ARCHER, TEXAS    TORNADO 5 MILES EAST OF SCOTLAND

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Local storm report, May 8, 7:11 PM CDT, 18 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE OKLAHOMA CITY OK
710 PM CDT SAT MAY 8 1993

TIME                COUNTY           EVENT

520     PM          CLAY, TEXAS      TORNADO NORTH OF STANFIELD

525     PM          JEFFERSON        TORNADO JUST SOUTH OF RYAN

543     PM          STEPHENS         73 MPH WINDS 5 MILES SOUTH OF
                                     DUNCAN
621     PM          WICHITA, TEXAS   DIME SIZE HAIL AT LAKE KICKAPOO

645     PM          GARVIN           NICKEL SIZE HAIL IN LINDSAY

650     PM          CARTER           TORNADO 5 MILES NE OF RINGLING

655     PM          ARCHER, TEXAS    TORNADO BETWEEN SCOTLAND AND
                                     ARCHER ON HWY 172

659     PM          ARCHER, TEXAS    TORNADO 5 MILES EAST OF SCOTLAND
Local storm report, May 8, 7:29 PM CDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 7:05 PM CDTSevere Thunderstorm WarningOUNLove40 min
May 8, 7:22 PM CDTTornado WarningOUNCarter68 min
May 8, 7:26 PM CDTSevere Thunderstorm WarningOUNWoods49 min
May 8, 7:40 PM CDTFlash Flood WarningOUNCarter3 hr
May 8, 8:23 PM CDTTornado WarningOUNCarter37 min
May 8, 8:28 PM CDTSevere Thunderstorm WarningOUNCoal, Hughes, Johnston, Pontotoc62 min
May 8, 8:35 PM CDTTornado WarningOUNJohnston40 min
May 8, 9:43 PM CDTSevere Thunderstorm WarningOUNLove47 min
May 8, 10:05 PM CDTSevere Thunderstorm WarningOUNMarshall40 min
May 9, 12:22 AM CDTSevere Thunderstorm WarningOUNGreer, Harmon53 min
May 9, 12:51 AM CDTSevere Thunderstorm WarningOUNBeckham, Kiowa, Washita39 min
May 9, 12:51 AM CDTSevere Thunderstorm WarningOUNGreer, Harmon39 min
May 9, 3:00 AM CDTFlash Flood WarningOUNBlaine, Kingfisher3 hr
May 9, 3:22 AM CDTFlash Flood WarningOUNLogan3 hr
May 9, 5:24 AM CDTFlash Flood WarningOUNPayne111 min
May 9, 7:25 AM CDTFlash Flood WarningOUNCarter, Coal, Johnston, Marshall, Pontotoc3 hr
May 9, 7:25 AM CDTFlash Flood WarningOUNLove3 hr
May 9, 9:46 AM CDTFlash Flood WarningOUNBryan, Choctaw4 hr
May 9, 1:38 PM CDTFlash Flood WarningOUNBryan, Choctaw3 hr
May 9, 2:40 PM CDTFlash Flood WarningOUNAtoka, Pushmataha3 hr
May 9, 3:46 PM CDTSevere Thunderstorm WarningOUNChoctaw44 min
May 9, 4:30 PM CDTFlash Flood WarningOUNBryan, Choctaw3 hr
May 9, 6:00 PM CDTFlash Flood WarningOUNPushmataha3 hr
May 8, 7:10 PM CDTTornado WarningOUNClay35 min
May 8, 7:56 PM CDTSevere Thunderstorm WarningOUNArcher49 min
May 8, 9:45 PM CDTSevere Thunderstorm WarningOUNClay45 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.