National Weather Service Raw Text Product
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Displaying AFOS PIL: SWOMCD Product Timestamp: 2003-05-09 21:36 UTC
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200 ACUS11 KWNS 092137 SWOMCD SPC MCD 092136 WVZ000-OHZ000-092330- MESOSCALE DISCUSSION 0882 NWS STORM PREDICTION CENTER NORMAN OK 0436 PM CDT FRI MAY 09 2003 AREAS AFFECTED...CENTRAL/SERN OH AND WRN/NWRN WV CONCERNING...SEVERE THUNDERSTORM POTENTIAL VALID 092136Z - 092330Z ISOLATED SEVERE THUNDERSTORMS LOCATED SOUTH AND SE OF CMH AT 2120Z WILL TRACK 285/20-25KT REACHING THE SERN OH/NWRN WV BORDER AROUND 23Z. CONTINUED THREAT OF LARGE HAIL AND DAMAGING WINDS WILL NECESSITATE A WW ACROSS THIS AREA SOON. A WELL-DEFINED SURFACE WARM FRONT BISECTS OH FROM NW-SE...AND EXTENDS FURTHER SEWD INTO CENTRAL WV. LOW-LEVEL SWLY FLOW EVIDENT ON ILN VAD IS PROVIDING LOW-LEVEL WARM ADVECTION/UVV IN VICINITY OF THE FRONT WHICH HAS BEEN SUFFICIENT FOR THUNDERSTORM DEVELOPMENT SOUTH AND SE OF CMH. WNWLY DEEP-LAYER SHEAR WILL TAKE STORMS ESEWD ALONG THE BAROCLINIC ZONE DURING THE NEXT FEW HOURS. OBJECTIVE ANALYSIS FIELDS INDICATE MODERATE INSTABILITY WITH 100MB MLCAPE VALUES OF 2000-2500 J/KG ACROSS THE DISCUSSION AREA...ALONG AND SOUTH OF THE FRONT. PRIMARY THREAT SHOULD BE HAIL/DAMAGING WINDS. HOWEVER...VERY HIGH BOUNDARY LAYER RH VALUES /SURFACE DEWPOINTS IN THE LOW 70S/ COMBINED WITH LOCALLY ENHANCED SRH IN THE FRONTAL ZONE SUGGESTS AN ISOLATED TORNADO MAY BE POSSIBLE WITH THESE STORMS. ..BANACOS.. 05/09/2003 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...PBZ...RLX...CLE...ILN... 38988225 39688346 40008356 40328313 40258204 39868148 39348080 38818032 38368072 38988224
000 ACUS11 KWNS 092137 SWOMCD SPC MCD 092136 WVZ000-OHZ000-092330- MESOSCALE DISCUSSION 0882 NWS STORM PREDICTION CENTER NORMAN OK 0436 PM CDT FRI MAY 09 2003 AREAS AFFECTED...CENTRAL/SERN OH AND WRN/NWRN WV CONCERNING...SEVERE THUNDERSTORM POTENTIAL VALID 092136Z - 092330Z ISOLATED SEVERE THUNDERSTORMS LOCATED SOUTH AND SE OF CMH AT 2120Z WILL TRACK 285/20-25KT REACHING THE SERN OH/NWRN WV BORDER AROUND 23Z. CONTINUED THREAT OF LARGE HAIL AND DAMAGING WINDS WILL NECESSITATE A WW ACROSS THIS AREA SOON. A WELL-DEFINED SURFACE WARM FRONT BISECTS OH FROM NW-SE...AND EXTENDS FURTHER SEWD INTO CENTRAL WV. LOW-LEVEL SWLY FLOW EVIDENT ON ILN VAD IS PROVIDING LOW-LEVEL WARM ADVECTION/UVV IN VICINITY OF THE FRONT WHICH HAS BEEN SUFFICIENT FOR THUNDERSTORM DEVELOPMENT SOUTH AND SE OF CMH. WNWLY DEEP-LAYER SHEAR WILL TAKE STORMS ESEWD ALONG THE BAROCLINIC ZONE DURING THE NEXT FEW HOURS. OBJECTIVE ANALYSIS FIELDS INDICATE MODERATE INSTABILITY WITH 100MB MLCAPE VALUES OF 2000-2500 J/KG ACROSS THE DISCUSSION AREA...ALONG AND SOUTH OF THE FRONT. PRIMARY THREAT SHOULD BE HAIL/DAMAGING WINDS. HOWEVER...VERY HIGH BOUNDARY LAYER RH VALUES /SURFACE DEWPOINTS IN THE LOW 70S/ COMBINED WITH LOCALLY ENHANCED SRH IN THE FRONTAL ZONE SUGGESTS AN ISOLATED TORNADO MAY BE POSSIBLE WITH THESE STORMS. ..BANACOS.. 05/09/2003 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...PBZ...RLX...CLE...ILN... 38988225 39688346 40008356 40328313 40258204 39868148 39348080 38818032 38368072 38988224