Alert archive / Oklahoma / Tornado Warnings in 2004

Tornado Warning 54, NWS Tulsa, OK

May 26, 2004Pawnee County, Oklahoma

NWS Tulsa, OK issued this tornado warning at May 26, 2004, 8:14 PM CDT for Pawnee County, Oklahoma. It was in force for 61 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 26, 2004, 8:14 PM CDT (01:14 UTC)
Expired
May 26, 2004, 9:15 PM CDT
In force
61 min
Issued by
NWS Tulsa, OK
Area
Counties, with a storm outline in the text

County Pawnee County, OK

The radar

The Tulsa radar (KINX), 92 km from the middle of the area, began a volume at 01:13 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 26, 6:25 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 1.2 hours before the alert went out and 145 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 2004-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2661 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2004-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 177 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
2661 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
1229 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
177 m²/s²
0-3 km storm-relative helicity
179 m²/s²
Significant tornado parameter
2.0
Supercell composite
9.6

Open this sounding in Storm Lab

The text

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

066 
WFUS54 KTSA 270114
TORTUL
OKC117-270215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
814 PM CDT WED MAY 26 2004

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* TORNADO WARNING FOR
  EASTERN PAWNEE COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 915 PM CDT

* AT 814 PM CDT...DOPPLER RADAR INDICATED A DEVELOPING TORNADO 2
  MILES SOUTH OF SKEDEE. THIS DANGEROUS STORM IS MOVING EAST AT 45   
  MPH. THIS STORM HAS A HISTORY OF PRODUCING A TORNADO...TAKE COVER
  NOW 

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...BLACKBURN...
  SKEDEE...CLEVELAND AND WESTPORT.

IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON 
THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR 
MORE SUBSTANTIAL SHELTER. AVOID WINDOWS

MOTORISTS IN THE PATH OF THIS STORM SHOULD ABANDON VEHICLES FOR MORE
SUBSTANTIAL SHELTER DO NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES
TAKE COVER IN A NEARBY STURDY BUILDING. AS A LAST RESORT...TAKE COVER
IN A DITCH OR CULVERT. PROTECT YOUR HEAD AND BODY FROM FLYING DEBRIS

LAT...LON 3633 9648 3630 9654 3631 9659 3640 9654
          3638 9660 3643 9663 3644 9680 3626 9680
          3618 9626

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 7:15 PM CDTTornado WarningTSAPawnee60 min
May 26, 7:25 PM CDTSevere Thunderstorm WarningTSAOsage80 min
May 26, 8:07 PM CDTTornado WarningTSAOsage53 min
May 26, 8:52 PM CDTTornado WarningTSAOsage53 min
May 26, 8:54 PM CDTSevere Thunderstorm WarningTSATulsa66 min
May 26, 9:14 PM CDTTornado WarningTSATulsa46 min
May 26, 9:24 PM CDTSevere Thunderstorm WarningTSAWashington51 min

Nearby

Tornado Warnings in Oklahoma, 2004Every tornado warning in 2004Tornadoes in 2004

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.