Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 73, NWS Tulsa, OK

May 11, 1992Osage County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at May 11, 1992, 8:00 PM CDT for Osage County, Oklahoma. It was in force for 45 min. 2 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, 8:00 PM CDT (01:00 UTC)
Expired
May 11, 1992, 8:45 PM CDT
In force
45 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Osage County, OK

What was reported inside it

TimeReportWhereRemark
May 11, 8:04 PM CDTHail 0.75Osage, OK
May 11, 8:30 PM CDTHail 0.75Osage, 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 00:00Z, 1.0 hours before the alert went out and 181 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 1992-05-12Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 1992-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 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
2262 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
83 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUL 120101
SVRTUL
OKC113-120145-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
800 PM CDT MON MAY 11 1992
 
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  845 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES ...
 
IN NORTHEAST OKLAHOMA
 
   ...SOUTHEASTERN OSAGE COUNTY
 
AT 800 PM RADAR INDICATED A SEVERE THUNDERSTORM OVER THE TOWN OF
HOMINY. THE STORM WAS MOVING EAST-SOUTHEAST AT 20 MILES AN HOUR.
INTENSE LIGHTNING AND SOME HAIL IS LIKELY WITH THIS STORM.
 
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, May 11, 2:24 PM CDT, 5 hours 36 minutes before
STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE TULSA, OK
223 PM CDT MON MAY 11 1992

TIME(CDT)    COUNTY         REPORT

230-250 AM   TULSA AND      A WEAK (F0) TORNADO TOUCHED DOWN NEAR
             WAGONER        113TH ST SOUTH MIDWAY BETWEEN LYNN LANE
                            AND COUNTY LINE ROAD IN TULSA COUNTY ABOUT
                            230 AM. NUMEROUS TREES WERE DOWNED AS WELL
                            AS 5 POWER POLES NEAR THE INTERSECTION OF
                            101ST AND COUNTY LINE ROAD. THE TORNADO
                            MOVED NORTHEAST AND CROSSED COUNTY LINE
                            ROAD AT ABOUT 97 ST. MANY HOMES SUSTAINED
                            SOME MINOR ROOF DAMAGE...WITH THE DAMAGE PATH
                            ABOUT 50 YARDS WIDE. A SMALL MOBILE HOME WAS
                            OVERTURNED NEAR 91ST AND JUST EAST OF COUNTY
                            LINE ROAD. THE TORNADO MOVED NORTHEAST INTO
                            WAGONER COUNTY AND PRODUCED STRUCTURAL
                            DAMAGE TO A GAS EQUIPMENT PLANT NEAR 81ST
                            AND SH51. AN OUTSIDE WALL WAS PUSHED 18 INCHES
              $              INTO THE BUILDING. THE TOTAL LENGTH OF THE
                            TORNADOES PATH WAS ABOUTH 3 1/2 MILES LONG.

  ...THE POWER POLES WERE DOWN AT 101ST AND COUNTY LINE ROAD...
Local storm report, May 11, 5:03 PM CDT, 2 hours 57 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
500 PM CDT MON MAY 11 1992

TIME(CDT)    COUNTY         REPORT

400 PM       PITTSBURG      TORNADO NEAR ASHLAND.

403 PM       PITTSBURG      TORNADO JUST WEST OF KIOWA.

412 PM       MCINTOSH       HAIL THE SIZE OF QUARTERS FELL IN
                            EUFAULA.

440 PM       PITTSBURG      TORNADO 7 MILES WEST OF HAILEYVILLE.

SURVEY OF TORNADOES WILL BE ACCOMPLISHED TUESDAY MORNING WITH BA
MORE DETAILED REPORT.
Special weather statement, May 11, 6:23 PM CDT, 1 hour 37 minutes before
OKC077-120030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
623 PM CDT MON MAY 11 1992

...TORNADO DISSIPATES IN LATIMER COUNTY...

THE TORNADO WHICH WAS REPORTED 9 MILES SOUTH OF WILB7URTON AROUND 545
PM HAS DISSIPATED AND IS NO LONGER A THREAT.  THE PARENT THUNDERSTORM
HAS DECREASED IN INTENSITY AND THE REMNANTS OF THE STORM HAVE MOVED
OUT OF LATIMER COUNTY.  THE WARNING WHICH WAS ISSUED WILL BE ALLOWED
TO EXPIRE.
Special weather statement, May 11, 7:05 PM CDT, 55 minutes before
OKC077-120100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
700 PM CDT MON MAY 11 1992

...TORNADO WATCH CANCELLED FOR SEVERAL COUNTIES IN SOUTHEAST OKLAHOMA...

THE TORNADO WATCH WHICH WAS IN EFFECT FOR MUCH OF SOUTHEAST OKLAHOMA
UNTIL MIDNIGHT HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES...

SEQUOYAH...HASKELL...AND LATIMER.

THE LINE OF THUNDERSTORMS HAS MOVED EAST OF THESE COUNTIES ENDING THE
THREAT OF SEVERE WEATHER.

The office that day

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

IssuedProductOfficeCountiesLasted
May 11, 7:00 PM CDTSevere Thunderstorm WarningTSAOsage60 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1992Every severe thunderstorm warning 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.