Alert archive / Oklahoma / Tornado Warnings in 2003

Tornado Warning 59, NWS Norman, OK

May 9, 2003Caddo County, Oklahoma

NWS Norman, OK issued this tornado warning at May 9, 2003, 6:35 PM CDT for Caddo County, Oklahoma. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 9, 2003, 6:35 PM CDT (23:35 UTC)
Expired
May 9, 2003, 7:00 PM CDT
In force
25 min
Issued by
NWS Norman, OK
Area
Counties, with a storm outline in the text

County Caddo County, OK

The radar

The Norman radar (KTLX), 103 km from the middle of the area, began a volume at 23:36 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 watch it was issued in

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

IssuedProductOfficeLasted
May 9, 3:35 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 11.6 hours before the alert went out and 92 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 12:00Z on 2003-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 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 12:00Z on 2003-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.1939587897117Sfc1 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
9 J/kg
Mixed-layer CIN
-506 J/kg
Mixed-layer LCL
2120 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
217 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.5

Open this sounding in Storm Lab

The text

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

931 
WFUS54 KOUN 092335
TOROKC
OKC015-100000-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORMAN OK
635 PM CDT FRI MAY 9 2003

THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN CADDO COUNTY IN SOUTHWEST OKLAHOMA

* UNTIL 700 PM CDT

* AT 635 PM CDT...DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO OVER ALBERT...MOVING NORTHEAST AT 30
  MPH.

* LOCATIONS IN THE WARNING INCLUDE ALBERT...BINGER AND LOOKEBA

TAKE COVER NOW. LEAVE MOBILE HOMES AND VEHICLES. IF POSSIBLE...MOVE
TO A BASEMENT OR STORM SHELTER. OTHERWISE MOVE TO AN INTERIOR ROOM OR
HALLWAY ON THE LOWEST FLOOR. STAY AWAY FROM WINDOWS AND OUTSIDE
WALLS.

LAT...LON 3523 9856 3518 9838 3537 9819 3538 9839

$$

WR

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 10:18 PM CDTSevere Thunderstorm WarningOUNGarvin, McClain42 min
May 8, 10:58 PM CDTSevere Thunderstorm WarningOUNPottawatomie47 min
May 8, 11:15 PM CDTSevere Thunderstorm WarningOUNSeminole45 min
May 8, 11:24 PM CDTSevere Thunderstorm WarningOUNPontotoc51 min
May 8, 11:40 PM CDTSevere Thunderstorm WarningOUNHughes50 min
May 9, 12:26 AM CDTSevere Thunderstorm WarningOUNHughes19 min
May 9, 2:40 PM CDTSevere Thunderstorm WarningOUNWashita50 min
May 9, 3:04 PM CDTSevere Thunderstorm WarningOUNBlaine26 min
May 9, 4:56 PM CDTSevere Thunderstorm WarningOUNLogan, Oklahoma49 min
May 9, 5:06 PM CDTSevere Thunderstorm WarningOUNJackson, Tillman39 min
May 9, 5:10 PM CDTSevere Thunderstorm WarningOUNComanche, Kiowa50 min
May 9, 5:17 PM CDTTornado WarningOUNLincoln, Logan, Payne43 min
May 9, 5:43 PM CDTSevere Thunderstorm WarningOUNCaddo47 min
May 9, 5:48 PM CDTSevere Thunderstorm WarningOUNWashita47 min
May 9, 5:59 PM CDTTornado WarningOUNPayne31 min
May 9, 6:01 PM CDTSevere Thunderstorm WarningOUNKiowa, Logan29 min
May 9, 6:26 PM CDTSevere Thunderstorm WarningOUNGreer49 min
May 9, 6:30 PM CDTSevere Thunderstorm WarningOUNCaddo, Canadian, Washita45 min
May 9, 6:41 PM CDTSevere Thunderstorm WarningOUNBlaine49 min
May 9, 6:45 PM CDTSevere Thunderstorm WarningOUNBeckham, Kiowa, Washita45 min
May 9, 6:55 PM CDTSevere Thunderstorm WarningOUNKingfisher50 min

Nearby

Tornado Warnings in Oklahoma, 2003Every tornado warning in 2003Tornadoes in 2003

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.