ZCZC SPCSWOMCD ALL ACUS11 KWNS 262022 SPC MCD 262022 OKZ000-KSZ000-262115- MESOSCALE DISCUSSION 0786 NWS STORM PREDICTION CENTER NORMAN OK 0322 PM CDT TUE MAY 26 2015 AREAS AFFECTED...N-CNTRL AND NERN OK...FAR SERN KS CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY VALID 262022Z - 262115Z PROBABILITY OF WATCH ISSUANCE...20 PERCENT SUMMARY...A THREAT FOR ISOLATED LARGE HAIL AND STRONG WIND GUSTS WILL EXIST THIS AFTERNOON FROM N-CNTRL/NERN OK INTO SERN KS OVER THE NEXT COUPLE HOURS. A WW IS NOT CURRENTLY ANTICIPATED. DISCUSSION...ISOLATED TSTMS HAVE DEVELOPED ACROSS N-CNTRL OK AHEAD OF A WEAK UPPER IMPULSE MOVING INTO WRN OK...WITH THE STRONGEST STORM /AS OF 2015Z/ ENTERING LINCOLN/PAYNE COUNTIES OK WITH A HISTORY OF PRODUCING LARGE HAIL. VISIBLE SATELLITE/RADAR TRENDS SUGGEST THIS ACTIVITY MAY BE SLIGHTLY ELEVATED...BUT 30 KTS OF CLOUD-LAYER SHEAR COMBINED WITH STEEP MIDLEVEL LAPSE RATES /7.5 C PER KM/ WILL BE SUFFICIENT FOR AN ISOLATED THREAT FOR LARGE HAIL AND STRONG WIND GUSTS. A WW IS NOT CURRENTLY ANTICIPATED AS CINH MAY PRECLUDE SFC-BASED TSTM DEVELOPMENT AND COVERAGE SHOULD REMAIN ISOLATED. ..ROGERS/MEAD.. 05/26/2015 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...SGF...TSA...ICT...OUN... LAT...LON 37269717 37329667 37229500 36619477 36049474 35549601 35499700 35829745 36789744 37269717 NNNN