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Displaying AFOS PIL: SWOMCD Received: 2003-05-11 14:30 UTC
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687 ACUS11 KWNS 111431 SWOMCD SPC MCD 111430 PAZ000-NYZ000-MDZ000-WVZ000-OHZ000-111630- MESOSCALE DISCUSSION 0942 NWS STORM PREDICTION CENTER NORMAN OK 0930 AM CDT SUN MAY 11 2003 AREAS AFFECTED...ERN OH...WRN PA...WRN NY...NRN WV CONCERNING...SEVERE THUNDERSTORM POTENTIAL VALID 111430Z - 111630Z SEVERE THUNDERSTORM DEVELOPMENT POSSIBLE IN THE NEXT FEW HOURS. WW WILL LIKELY BE REQUIRED SOON. VISIBLE SATELLITE IMAGERY CLEARLY SHOWS SURFACE COLD FRONT OVER CENTRAL OH...WITH LINE OF CU/TCU ALONG BOUNDARY. CLOUDS HAVE ERODED AS MUCH AS 150 MILES AHEAD OF FRONT...ALLOWING AREA TO DESTABILIZE RAPIDLY. SURFACE DEWPOINTS ARE NOW IN THE MID 60S...AND SBCAPE VALUES RANGE FROM 1000-2000 J/KG. STRONG SURFACE PRESSURE FALL-RISE COUPLET ALONG FRONT SUGGESTS LARGE SCALE FORCING IS PRESENT...AND THAT THUNDERSTORMS WILL LIKELY DEVELOP IN THE NEXT 2-3 HOURS. LOW LEVEL AND DEEP LAYER VERTICAL SHEAR PROFILES APPEAR FAVORABLE FOR INITIAL SUPERCELL DEVELOPMENT CAPABLE OF ISOLATED TORNADOES AND DAMAGING WINDS. ..HART.. 05/11/2003 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...BUF...CTP...PBZ...RLX...CLE...ILN... 43367812 42307776 40327851 39098042 38838191 39248253 40468242 41488212 42348033 43217885
000 ACUS11 KWNS 111431 SWOMCD SPC MCD 111430 PAZ000-NYZ000-MDZ000-WVZ000-OHZ000-111630- MESOSCALE DISCUSSION 0942 NWS STORM PREDICTION CENTER NORMAN OK 0930 AM CDT SUN MAY 11 2003 AREAS AFFECTED...ERN OH...WRN PA...WRN NY...NRN WV CONCERNING...SEVERE THUNDERSTORM POTENTIAL VALID 111430Z - 111630Z SEVERE THUNDERSTORM DEVELOPMENT POSSIBLE IN THE NEXT FEW HOURS. WW WILL LIKELY BE REQUIRED SOON. VISIBLE SATELLITE IMAGERY CLEARLY SHOWS SURFACE COLD FRONT OVER CENTRAL OH...WITH LINE OF CU/TCU ALONG BOUNDARY. CLOUDS HAVE ERODED AS MUCH AS 150 MILES AHEAD OF FRONT...ALLOWING AREA TO DESTABILIZE RAPIDLY. SURFACE DEWPOINTS ARE NOW IN THE MID 60S...AND SBCAPE VALUES RANGE FROM 1000-2000 J/KG. STRONG SURFACE PRESSURE FALL-RISE COUPLET ALONG FRONT SUGGESTS LARGE SCALE FORCING IS PRESENT...AND THAT THUNDERSTORMS WILL LIKELY DEVELOP IN THE NEXT 2-3 HOURS. LOW LEVEL AND DEEP LAYER VERTICAL SHEAR PROFILES APPEAR FAVORABLE FOR INITIAL SUPERCELL DEVELOPMENT CAPABLE OF ISOLATED TORNADOES AND DAMAGING WINDS. ..HART.. 05/11/2003 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...BUF...CTP...PBZ...RLX...CLE...ILN... 43367812 42307776 40327851 39098042 38838191 39248253 40468242 41488212 42348033 43217885