Alert archive / Oklahoma / Tornado Warnings in 1992

Tornado Warning 4, NWS Tulsa, OK

May 11, 1992Pittsburg County, Oklahoma

NWS Tulsa, OK issued this tornado warning at May 11, 1992, 3:16 PM CDT for Pittsburg County, Oklahoma. It was in force for 44 min. 3 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 11, 1992, 3:16 PM CDT (20:16 UTC)
Expired
May 11, 1992, 4:00 PM CDT
In force
44 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Pittsburg County, OK

What was reported inside it

TimeReportWhereRemark
May 11, 3:20 PM CDTTornado F1Pittsburg, OK
May 11, 3:48 PM CDTTornado F2Pittsburg, OK
May 11, 4:00 PM CDTTornado F4Pittsburg, 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

Norman, OK (KOUN), launched 12:00Z, 8.3 hours before the alert went out and 154 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 1992-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 1992-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -129 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
736 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
-129 m²/s²
0-3 km storm-relative helicity
-53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUL 112016
TORTUL
OKC121-112100-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TULSA OK
316 PM CDT MON MAY 11 1992
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  400 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES ...
 
IN SOUTHEAST OKLAHOMA
 
   ...NORTHERN PITTSBURG COUNTY
 
AT 3 17 PM CDT RADAR INDICATED A TORNADO 5 MILES EAST OF LAMAR. THE
CITY OF INDIANALO ARE IN THE PATH OF THIS STORM. THE STORM IS MOVING
TO THE NORTHEAST AT 25 MPH.
 
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE IN THE
PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF AVAILABLE.
OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE.
STAY AWAY FROM OUTSIDE WALLS AND AVOID WINDOWS.  ABANDON CARS AND
MOBILE HOMES FOR A REINFORCED BUILDING OR GET IN A GROUND DEPRESSION.

The office that day

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

IssuedProductOfficeCountiesLasted
May 11, 2:42 AM CDTSevere Thunderstorm WarningTSAMcIntosh, Muskogee48 min
May 11, 3:30 AM CDTTornado WarningTSACherokee30 min
May 11, 3:48 AM CDTSevere Thunderstorm WarningTSAAdair, Delaware27 min
May 11, 3:22 PM CDTSevere Thunderstorm WarningTSAMcIntosh, Pittsburg38 min
May 11, 3:30 PM CDTSevere Thunderstorm WarningTSAPittsburg45 min
May 11, 4:23 PM CDTTornado WarningTSAPittsburg67 min
May 11, 5:31 PM CDTFlash Flood WarningTSAMcIntosh, Pittsburg4 hr
May 11, 5:31 PM CDTSevere Thunderstorm WarningTSALeFlore, Sequoyah59 min
May 11, 5:48 PM CDTTornado WarningTSALatimer42 min
May 11, 5:57 PM CDTSevere Thunderstorm WarningTSAOsage63 min

Nearby

Tornado Warnings in Oklahoma, 1992Every tornado warning in 1992Tornadoes in 1992

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.