SYNOPSIS FOR 05/24/94 - VORTEX-94
NOCTURNAL CNVTN MOVD SSEWD ACRS CNTRL OK AND
GRDLLY DSIPTD OVR S CNTRL OK BY 15Z. THIS CNVTN
GENERATED AN OUTFLOW BNDRY THAT EXTENDED WWD ACRS
SWRN OK JUST TO THE NORTH OF THE RED RVR. THIS BNDRY
INTERSECTED A NNE/SSW ORIENTED TROF LN FM NWRN OK
EXTENDING THRU A DVLPG LO NR CDS AND CONTD SWWD
TWD MAF. AN UPR LOW WAS LOCATED OFF BAJA CA WITH A
SHRTWV RDG APPARENT OVR THE SRN HI PLAINS....WITH LTL
I N THE WAY OF UPR LVL DYNAMIC FORCING OVR THE VORTEX
AREA. HWVR...A STG /100 KT/ UPR LVL JET AT THE 200 MB LVL
WAS OVR OK. CLD FREE CONDS OVR W TX AND WRN OK
RESULTED IN STG DIURNAL HEATING DURG THE
AFTN...SPCLY OVR SWRN OK WHERE MESONET DATA INDCD
SOME TEMPS INTO THE MID/UPR 90S. THIS STG HEATING OF
THE MOIST AMS /DEW POINTS OF 65-70/ CONTRIBUTED TO
SUBSTANTIAL DESTABILIZATION WITH CAPE VALUES ABV 3000
J/KG. THE STG HEATING OVR WRN OK NORTH OF THE
OUTFLOW BNDRY DMSHD THE THERMAL GRADIENT WITH
SOME WEAKENING OF THE BNDRY DURG THE AFTN. AFTER
MUCH DELIBERATION...FIELD CREWS DEPARTED NORMAN IN
THE ERY AFTN AND HEADED TWD FSI. CNVTN WAS SLOW TO
DVLP DURG THE MID AFTN...WITH STGR CELLS FINALLY
DVLPG SW OF SPS IN THE 21-22Z TIME FRAME. THIS CNVTN
DMSHD WITHIN 2 HRS WITH RPD DVLPMT OCCURRING
THEREAFTER JUST N OF SPS IN OK WHERE THE APPARENT LO
LVL CNVGNC WAS MAXIMIZED. THESE STORMS PRODUCED
HAIL UP TO BASEBALL SIZE AND WIND GUSTS ABV 70
MPH...AND AT LEAST ONE CELL GENERATED A BRIEF
ROTATING WALL CLD. NO TORNADOES WERE REPORTED IN
THE VORTEX RGN.
WEISS/HART
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