ZCZC SPCSWOMCD ALL ACUS11 KWNS 152310 SPC MCD 152310 KSZ000-NEZ000-160115- MESOSCALE DISCUSSION 0944 NWS STORM PREDICTION CENTER NORMAN OK 0610 PM CDT WED JUN 15 2016 AREAS AFFECTED...CNTRL THROUGH ECNTRL KS INTO EXTREME SCNTRL AND SERN NEB CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY VALID 152310Z - 160115Z PROBABILITY OF WATCH ISSUANCE...20 PERCENT SUMMARY...CLUSTER OF STORMS WILL CONTINUE DEVELOPING NEWD THROUGH CNTRL AND ECNTRL KS INTO SERN NEB THROUGH 01Z AFTER WHICH A GRADUAL DECREASE IN INTENSITIES IS EXPECTED. DUE TO THE ANTICIPATED RELATIVELY SHORT DURATION OF REMAINING THREAT...A WW WILL PROBABLY NOT BE NEEDED. DISCUSSION...STORMS THAT DEVELOPED WITHIN A LOW-LEVEL CONFLUENT AND DEEPLY MIXED REGIME ACROSS CNTRL KS WILL CONTINUE NEXT 2-3 HOURS FOSTERED BY NUMEROUS STORM/OUTFLOW BOUNDARY INTERACTIONS. THE ATMOSPHERE REMAINS QUITE UNSTABLE OVER ECNTRL KS WITH STEEP LAPSE RATES...TEMPERATURES AROUND 100 F AND DEWPOINTS MAINLY IN THE 60S SUPPORTING 2500-3500 J/KG MLCAPE. VERTICAL SHEAR IS WEAK...BUT THE THERMODYNAMIC ENVIRONMENT WITH STRONG INSTABILITY AND INVERTED-V BOUNDARY LAYERS IS FAVORABLE FOR DOWNBURST WINDS AND LARGE HAIL. INCREASING CONVECTIVE INHIBITION RESULTING FROM ONSET OF NOCTURNAL COOLING SHOULD CONTRIBUTE TO A GRADUAL WEAKENING TREND BY 01Z. ..DIAL/THOMPSON.. 06/15/2016 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...TOP...ICT...GID... LAT...LON 40439822 39049613 37939614 37389698 38489844 40119893 40439822 NNNN