Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 215, NWS Tulsa, OK

June 14, 1993Okmulgee County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jun 14, 1993, 4:25 PM CDT for Okmulgee County, Oklahoma. It was in force for 50 min.

The area

The counties it named.

The facts

Issued: Jun 14, 1993, 4:25 PM CDT (21:25 UTC)
Expired: Jun 14, 1993, 5:15 PM CDT
In force: 50 min
Issued by: NWS Tulsa, OK
Area: Whole counties

County Okmulgee County, OK

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 9.4 hours before the alert went out and 239 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1212 J/kg
Mixed-layer CIN: -42 J/kg
Mixed-layer LCL: 760 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 162 m²/s²
0-3 km storm-relative helicity: 179 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 14, 3:07 PM CDT, 1 hour 18 minutes earlier.

Area forecast discussion, Jun 14, 3:07 PM CDT, 1 hour 18 minutes before

FPUS3 KTUL 142007

AREA FORECAST DISCUSSION FOR EASTERN OKLAHOMA
NATIONAL WEATHER SERVICE TULSA OK
307 PM CDT MON JUN 14 1993

SFC FNT AT 19Z LOCATED FROM NW ARK TO S OF OKC TO NR LTS. BEST
CONVERGENCE ALG FRONT IS OVR WRN/CNTRL OK WHERE NLY WIND COMPONENT IS
AIDED BY OUTFLOW FROM TX PH MCS. A FEW TRW HV DVLPD NEAR THE FRONT
IN THE PAST HR OVR ERN OK WITH AID FROM STG HTG AND TEMPS IN UPR 80S.
XPCT THE TRW TO DIE BY SUNSET WITH LOSS OF HTG. WL DECIDE ON EVE POPS
JUST BEFORE ZONE ISSUANCE AFTR LOOKING AT RADAR.

LATER PDS OF FCST A LTL UNCERTAIN WITH THE WK FRONTAL REMNANTS LIFTING
NORTH AND RICH MSTR MOVG BACK INTO ALL OF FA. ISOLD TRW ARE PSBL ABOUT
ANY PD OF FCST THRU WEDS AS STG HEATING MAY ALLOW AFTN DVLPMENT AND
RETREATING BNDRY MAY TRIGGER AN MCS IN KS WHICH CUD TRAK SOUTHEAST.
ONLY SIG SHORTWV TO MOVE CLOSE TO AREA IS SHOWN BY NGM TO MOVE INTO
NORTHEAST KS TUES EVE. LIFT AND PCPN WITH THIS WAVE SHUD REMAIN IN
KS...ALTHO ISOLD TRW MAY BRUSH EXTRM NRN ZNS. AFTR TONITE...HV OPTED
TO LEAVE OUT MENTION OF POPS THRU WEDS WITH H7 AND H5 RIDGING IN PLACE.
MODELS DO NOT SHOW OVRLY WARM MID LVL TEMPS SO ISOLD TRW ARE PSBL BOTH
TUES AND WEDS AFTNS.

WL FOLLOW PERSISTENCE FOR TEMP FCSTS. SHUD BE SOME MID 60S TONITE
IN NRN ZNS WHERE DRY AIR WL MAKE A TEMPORARY ARRIVAL. MOS GUIDANCE
TEMPS AFTR TONITE IN STG AGREEMENT AND WL FOLLOW CLOSELY.

                                                         ...09...
TUL 69/88/71/89 1111        MLC 69/91/70/91 1111
BVO 66/88/68/90 1111        IDB 69/90/70/90 1111

.OK...NONE.

In the hours before

Special weather statement, Jun 14, 1:18 PM CDT, 3 hours 7 minutes before

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Special weather statement, Jun 14, 1:30 PM CDT, 2 hours 55 minutes before

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Special weather statement, Jun 14, 3:45 PM CDT, 40 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 4:08 PM CDT	Severe Thunderstorm Warning	TSA	Cherokee	67 min
Jun 14, 4:44 PM CDT	Severe Thunderstorm Warning	TSA	Muskogee	46 min
Jun 14, 4:47 PM CDT	Flash Flood Warning	TSA	Cherokee	3 hr
Jun 14, 6:30 PM CDT	Flash Flood Warning	TSA	Adair	3 hr
Jun 14, 4:39 PM CDT	Severe Thunderstorm Warning	TSA	Washington	66 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1993 Every 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.