SWOMCD
SPC MCD 010627
KSZ000-COZ000-010830-
MESOSCALE DISCUSSION 1131
NWS STORM PREDICTION CENTER NORMAN OK
0127 AM CDT SUN JUN 01 2008
AREAS AFFECTED...PORTIONS E-CENTRAL/SERN CO...W-CENTRAL/SWRN KS.
CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE
VALID 010627Z - 010830Z
BKN BELT OF STG-SVR TSTMS MAY PERSIST AS IT MOVES EWD ACROSS
PORTIONS E-CENTRAL CO INTO WRN KS DURING NEXT FEW HOURS. MAIN
THREAT WILL CONTINUE TO BE LARGE HAIL.
CONVECTION IS BEING SUPPORTED STRONGLY BY MOISTURE/INSTABILITY
ACCOMPANYING ELEVATED/LOW-LEVEL WAA REGIME AND RELATED FAVORABLE
DEEP-LAYER SHEAR. VWP/PROFILER DATA SHOWS 30-35 KT ELY-SELY LLJ
ACROSS THIS REGION..AND AT LEAST 20-25 KT OF 850 MB FLOW SHOULD BE
MAINTAINED FOR MOST OF OVERNIGHT HOURS ACROSS MUCH OF W-CENTRAL/SWRN
KS. ACCORDINGLY MODIFIED SOUNDINGS YIELD 500-1000 J/KG ELEVATED
MUCAPE. 45-55 KT EFFECTIVE SHEAR MAGNITUDES SUPPORT CONTINUED
POTENTIAL FOR SUPERCELLULAR STRUCTURES IN ENVIRONMENT OF STEEP
MIDLEVEL LAPSE RATES -- WITH ACCOMPANYING ENHANCEMENTS OF LARGE HAIL
THREAT. NARROW/WNW-ESE ORIENTED CORRIDOR OF MOST FAVORABLE MOISTURE
ABOVE SFC IS EXPECTED TO PERSIST THROUGH 12Z ACROSS SWRN CO AND SERN
KS...WITH SOME INCREASE IN MIXING RATIO NOTED IN TIME SERIES OF FCST
SOUNDINGS...ABOVE RELATIVELY STABLE SFC LAYER.
..EDWARDS.. 06/01/2008
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...DDC...GLD...PUB...BOU...
39050418 39240209 39090097 38280016 37630028 37280132
37840288 38710414
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