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Displaying AFOS PIL: SWODY1 Product Timestamp: 1993-06-23 14:34 UTC
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000 ACUS1 KMKC 231434 MKC AC 231500 CONVECTIVE OUTLOOK...REF AFOS NMCGPH94O VALID 231500 - 241200Z REF WW 480...VALID UNTIL 1800Z. THERE IS A HIGH RISK OF SVR TSTMS THIS AFTN AND TNGT OVR A LARGE PORTION OF KANSAS AND NEBRASKA TO THE RGT OF A LN FM OMA 30 W STJ HUT 70 WSW GCK 20 W GLD IML MHN 30 N OFK OMA. THERE IS A SLGT RISK OF SVR TSTMS TO THE RGT OF A LN FM CMX MSN BRL COU HRO MLC OKC DHT 20 W AKO 30 W BFF CDR HON FAR 80 NNE TVF HON FAR 60 NNE TVF. GEN TSTMS ARE FCST TO THE RGT OF A LN FM ELP RTN COS EGE EVW IDA 30 W MSO 40 N FCA ...CONT...70 NW GGW Y26 60 N GFK ...CONT...APN AZO IND 30 S SDF CSV AND ILM. STG TROF CONTS OVR WRN U.S. WITH SIG DIFFLUENCE INDCD OVR CNTRL PLAINS. UPR FLOW LKLY TO CONT TO HAVE STG WLY COMPONENT OVR CNTRL PLAINS THRU PERIOD WITH MID LVL FLOW INCRG TO MDTLY STG VALUES. THIS COMBINED WITH STG SLY LO LVL JET SHUD RESULT IN HODOGRAPHS THAT ARE FAVORABLE FOR SUPERCELL DVLPMT OVR KS AND NE. 12Z HODOGRAPH FROM DDC INDICATES HELICITY VALUE OF 360 BUT DISPLAYS WK MID LVL FLOW. FLOW IS STG AT LBF AT 12Z AND IS LKLY TO CONT STG OVR NEB WITH SPEEDS SLOWLY INCRG OVR KS DURG DAY. NEW ETA MODEL HAS 45 KT 500 MB MAX OVR N CNTRL KS BY END OF PD. PRESENTLY A LARGE CONVECTIVE COMPLEX...PRODUCING SOME SVR WX...IS MOVG SLOWLY EWD THRU CNTRL AND ERN KS. THIS FEATURE HAS LEFT A BDRY THAT EXTENDS NR ICT TO GCK TO JUST W OF AKO. BDRY SHUD LIFT NWD INTO NWRN KS/SWRN NE BY LATE AFTN. THIS SHUD ALLOW VRY UNSTBL AIR...-10 POTENTIAL FM DDC 12Z SOUNDING....TO RETURN NWD. EXPC NEW CONVECTIVE DVLPMT BY MID TO LATE AFTN OVR WRN NE AND PSBLY EXTRM NERN CO AND NWRN KS. THIS ACTVTY SHUD DVLP EWD ACRS NE AND NWRN KS DURG RMNDR AFTN AND EVE HRS. PROGS ALSO SUG STG CAP FM SWRN AND S CNTRL KS SWD SHUD WKN RAPIDLY AFT 00Z. THEREFORE...STG/SVR DVLP IS LKLY TO SWRN KS AFT 00Z WITH ACTVTY SPREADING EWD AND ESEWD ACRS SRN KS AND PTNS OK DURG NIGHTTIME HRS. PRIND...SIG SUPERCELL ACTVTY WITH CHC STG OR VIOLENT TORNADOES IS LKLY OVR PTNS KS AND NE THIS AFTN AND TNGT. OTHER SVR TSTMS ARE LKLY IN UPSLOPE FLOW RGN OF WRN NE AND OVR UPR MS VLY. PRIND...FOCUS OF CONCENTRATION OF SVR DVLPMT IN UPR MS VLY RGN WL BE OVR CNTRL AND ERN MN AND PSBLY NRN IA WHERE LO LVL MOIST AXIS IS PREHSENT AND 850 WARM AIR OVR ERN NE AND WRN IA IS IMPINGING FM SW. A PUBLIC SEVERE WEATHER OUTLOOK...MKCPWOMKC...WILL BE ISSUED BY 1600 UTC. ..JOHNS.. 06/23/93