Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 191, NWS Tulsa, OK

June 8, 1993Osage County, Washington County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jun 8, 1993, 8:12 PM CDT for Osage County, Washington County, Oklahoma. It was in force for 48 min.

The area

The counties it named.

The facts

Issued
Jun 8, 1993, 8:12 PM CDT (01:12 UTC)
Expired
Jun 8, 1993, 9:00 PM CDT
In force
48 min
Issued by
NWS Tulsa, OK
Area
Whole counties

Counties Osage County, OK, Washington County, OK

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 1.2 hours before the alert went out and 197 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 1993-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 75 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 1993-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 69 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
75 J/kg
Mixed-layer CIN
-205 J/kg
Mixed-layer LCL
2047 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
69 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 8, 3:38 PM CDT, 4 hours 34 minutes earlier.

Area forecast discussion, Jun 8, 3:38 PM CDT, 4 hours 34 minutes before
AREA FORECAST DISCUSSION FOR EASTERN OKLAHOMA
NATIONAL WEATHER SERVICE TULSA OK
335 PM CDT TUE JUN 8 1993

DUE TO ONGOING WX WL CONFINE DISC MOSTLY TO FIRST PD...

LN OF TSTMS IN SE OK HAS BCM PARALLEL TO THE MID LVL FLOW AND ECHO
TRAINNG IS UNDERWAY FM S OF MLC TO NR FSM.  WL EXTEND FFA IN THIS
AREA INTO TNGT AS CONVCTN CONTS TO DVLP IN N TX AND STREAM NEWD
INTO THE SAME AREA.  WL HOLD FFA OUT OF ZONE 40 FOR NOW AS THE LN
HAS BN SLOW TO SAG SEWD...BUT WL MENTION THE WATCH MAY NEED TO BE
INCLUDED LATER.  DISC WITH RFC INDICATES THAT IT WUD TAKE FAIR
AMOUNT OF RAIN THERE TO PRODUCE FLASH FLOODNG.

DQU PROFILER SHOWS 0-2KM S-R HELCITY OF 165 AT 19Z...WITH BNDRY
INTERACTNS WUD XPCT LCL POCKETS OF HIGHER S-R HELICYT AND CELLS MAY
TAKE ON HP SUPERCELL CHARACTERISTICS.  ASIDE FM THE SVR/TOR THREAT
THIS CUD ALSO RESULT IN EXCESSIVE RAINFALL TOTALS.

SAT PICS SHOW VORT RACNG INTO SRN KS AT 20Z TO THE SW OF ICT.
MESOSCALE DRY SLOT ASSOCD WITH THE VORT SMEEMS TO HV INHIBITD
CONVCTN ON THE DRYLN IN OK.  HOWEVR...VSBL SAT PICS SHOW CLDS
THINNG IN NE OK AND SFC BASED LI/S AT 20Z WERE -6 TO -8....WITH
MSTR CONVGNC INCRSNG ON THE DRY LN W OF PNC.  ITS NOT CLR IF
SUBSIDNC BHND THE VORT WL COMPLETELY STOP CONVCTN FM DVLPNG IN THE
MSTR CONVCGNC IN OK.  FOR NOW WL BGN TO PLAY IT DOWN AND WL GO WITH
CHC POPS IN NE OK FOR TNGT.  SHUD STORMS DVLP IN NE OK THE WIND
FIELDS WUD SUPPORT THE CELLS TAKING ON SUPERCELL
CHARACTERISTICS...AS THEY HV DONE JUST N OF THE BORDER BTWEN PNC
AND ICT.

AS THE VORT LOBE PASSES OK THE CONVCTN IN SE OK MAY TEND TO
WKN...BUT THIS LOSS OF FORCNG MAY BE OFFSET BY NOCTURNAL INCRSES IN
THE LLVL FLOW.

THE CDFNT MERGG INTO THE DRYLN OVR KS WL BE JUST NW OF THE FA LT
TNGT...WITH STEEP LAPES RATES AND HI LVL MSTR PROGD FOR
TNGT...STORMS CUD AGN DVLP LT TNGT AND AFFECT PARTS OF NE OK.

FNT IS PROGD TO REMAIN IN THE AREA THRU THU.  ALTHO THE WIND FIELDS
WL BE WKNG...ENUF CAPE AND MSTR CONVGNC IS LKLY TO BE AVAILBL FOR
SCT STORMS THRU THE FCST PD.

TUL 068/084 068/084 062 3344
MLC 068/084 067/083 065 5344
BVO 068/084 066/084 XXX 3234
IDB 069/084 069/084 XXX 6334

/8

.OK...FFA TNGT ALL OR PARTS OF ZONES 31 - 34.

In the hours before

Special weather statement, Jun 8, 7:15 PM CDT, 57 minutes before
OKC113-090115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
715 PM CDT TUE JUN 8 1993

...A TORNADO WATCH REMAINS IN EFFECT FOR PORTIONS OF NORTHEAST OKLAHOMA
UNTIL 11 PM...

AT 715 PM...A LINE OF STRONG THUNDERSTORMS EXTENDED FROM NEAR HULAH
LAKE TO ABOUT 10 MILES NORTH OF BURBANK AND ON WESTWARD INTO KAY COUNTY.
THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...SMALL
HAIL...AND VERY HEAVY RAIN.  THEY WERE MOVING MAINLY TO THE EAST AT
ABOUT 25 MPH.
Special weather statement, Jun 8, 7:16 PM CDT, 56 minutes before
OKC113-090115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
715 PM CDT TUE JUN 8 1993

...A TORNADO WATCH REMAINS IN EFFECT FOR PORTIONS OF NORTHEAST OKLAHOMA
UNTIL 11 PM...

AT 715 PM...A LINE OF STRONG THUNDERSTORMS EXTENDED FROM NEAR HULAH
LAKE TO ABOUT 10 MILES NORTH OF BURBANK AND ON WESTWARD INTO KAY COUNTY.
THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...SMALL
HAIL...AND VERY HEAVY RAIN.  THEY WERE MOVIN4G MAINLY TO THE EAST AT
ABOUT 25 MPH.
Local storm report, Jun 8, 8:06 PM CDT, 6 minutes before
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Local storm report, Jun 8, 8:10 PM CDT, 2 minutes before
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 7:20 PM CDTSevere Thunderstorm WarningTSAOsage55 min
Jun 8, 7:25 PM CDTTornado WarningTSAOsage, Washington50 min
Jun 8, 7:51 PM CDTTornado WarningTSANowata54 min
Jun 9, 2:44 PM CDTSevere Thunderstorm WarningTSAPawnee46 min
Jun 9, 3:23 PM CDTSevere Thunderstorm WarningTSARogers37 min
Jun 9, 3:51 PM CDTSevere Thunderstorm WarningTSAOsage54 min
Jun 9, 4:07 PM CDTSevere Thunderstorm WarningTSACreek, Okfuskee68 min
Jun 9, 4:13 PM CDTTornado WarningTSAOsage47 min
Jun 9, 4:22 PM CDTSevere Thunderstorm WarningTSATulsa53 min
Jun 9, 4:31 PM CDTSevere Thunderstorm WarningTSATulsa44 min
Jun 9, 4:31 PM CDTTornado WarningTSARogers44 min
Jun 9, 4:43 PM CDTSevere Thunderstorm WarningTSACreek, Okfuskee, Okmulgee62 min
Jun 9, 4:56 PM CDTTornado WarningTSACraig, Mayes, Rogers49 min
Jun 9, 5:07 PM CDTTornado WarningTSACreek, Tulsa68 min
Jun 9, 5:12 PM CDTSevere Thunderstorm WarningTSAMuskogee, Wagoner63 min
Jun 9, 5:18 PM CDTSevere Thunderstorm WarningTSARogers42 min
Jun 9, 5:22 PM CDTSevere Thunderstorm WarningTSAOttawa68 min
Jun 9, 5:40 PM CDTTornado WarningTSAWagoner50 min
Jun 9, 5:45 PM CDTSevere Thunderstorm WarningTSAMayes45 min
Jun 9, 5:50 PM CDTTornado WarningTSAOttawa40 min
Jun 9, 5:56 PM CDTSevere Thunderstorm WarningTSACherokee, Delaware64 min
Jun 9, 6:06 PM CDTSevere Thunderstorm WarningTSAAdair69 min
Jun 9, 6:15 PM CDTSevere Thunderstorm WarningTSALeFlore, Sequoyah60 min
Jun 9, 6:47 PM CDTSevere Thunderstorm WarningTSASequoyah38 min
Jun 9, 6:42 PM CDTSevere Thunderstorm WarningTSABenton, Washington63 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1993Every severe thunderstorm warning 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.