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Displaying AFOS PIL: SWOMCD Product Timestamp: 2003-05-07 09:49 UTC
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333 ACUS11 KWNS 070949 SWOMCD SPC MCD 070949 NCZ000-SCZ000-GAZ000-071215- MESOSCALE DISCUSSION 0815 NWS STORM PREDICTION CENTER NORMAN OK 0449 AM CDT WED MAY 07 2003 AREAS AFFECTED...NRN SC...EXTREME SRN NC CONCERNING...SEVERE THUNDERSTORM POTENTIAL VALID 070949Z - 071215Z SMALL CLUSTER OF TSTMS IS EXPECTED TO MOVE ESEWD ACROSS NRN SC THROUGH APPROXIMATELY 12Z...FOLLOWED BY ANOTHER MULTICELL TSTM MOVING ESEWD FROM NERN GA ON A SIMILAR TRACK. EXPECT GUSTS TO REMAIN BELOW 50 KT SEVERE CRITERIA...THOUGH SUBSEVERE GUSTS MAY STILL PRODUCE OCCASIONAL DAMAGE. WW NOT ANTICIPATED BECAUSE OF MARGINALITY OF THREAT AND LIMITED SPATIAL EXTENT. MODIFIED RUC2 SOUNDINGS SHOW ROUGHLY 1500 J/KG ELEVATED MUCAPE NWRN SC DECREASING ESEWD TO AROUND 800 J/KG IN MYR-ILM AREA. FAVORABLY MOIST LOW LEVEL INFLOW WILL HELP TO SUSTAIN THIS ACTIVITY...HOWEVER...CONVECTION WILL BE MOVING EWD OVER PROGRESSIVELY LOWER ELEVATIONS AND HENCE DEEPER/NOCTURNALLY-COOLED BOUNDARY LAYER THROUGH WHICH DOWNDRAFTS MUST PENETRATE TO REACH SFC. ACCORDINGLY...PRIND POTENTIAL WILL BE IN FORM OF GUSTS NEAR SEVERE LEVELS MAINLY OVER NWRN SC. ..EDWARDS.. 05/07/2003 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...RAH...ILM...CHS...CAE...GSP... 35028311 34737923 33867854 33297921 34068259 34688324