ACUS2 KMKC 171659 SWODY2 MKC DY2 171800 2ND DAY SEVERE OUTLOOK...REF AFOS NMCGPH98O VALID 181200 - 191200Z ..GEN TSTM FCST NOT INCLUDED.. THERE IS A RISK OF SVR TSTMS TO THE RGT OF A LN FM 15 E ACY DOV BWI 15 E HGR IPT 30 WNW PBG ...CONT...CAR AUG BOS ISP. THERE IS A RISK OF SVR TSTMS TO THE RGT OF A LN FM AMA 1K5 P05 25 S Y26 ABR 25 NW STC 55 SE DLH AUW 30 SE LNR 35 SE OTM MHK ICT END LTS CDS AMA. BY DAY 2 DPR MSTR SLOWLY RETURNS THRU THE PLAINS AHD OF A DVLPG FNTL SYSTEM OVR SD/MN WITH DWPTS EXPCD TO BE AOA 60 DEGREES AS FAR N AS MN. AT THE SAME TIME MID LVL FLOW REMAINS RATHER STG WITH A 40 KT SPD MAX ENTERING WRN SD BY 00Z. STGR WLY FLOW WILL ALLOW SFC TROF TO DVLP FM SD SWD INTO THE TX PNHDL. TSTMS WILL FRM ALG DVLPG FNTL SYSTEM OVR CNTRL SD BY MID AFT AS LLVL WAA AND INCOMING SHRTWV TROF AID UVVS ACRS AREA. SUFFICIENT SPD AND DIR SHEAR WILL COMBINE WITH LIS AOB -4 AND CAPE VALUES OF 2000-3000 J/KG TO ALLOW TSTMS TO BECOME SVR. MID LVL FLOW INCREASES OVERNIGHT AS SYSTEM ADVECTS EWD SO EXPECT TSTMS TO MAINTAIN THEMSELVES WELL AFT DARK AS THEY PROPAGATE INTO WRN WI. FARTHER SOUTH...MID LVL TEMPS WILL BE RATHER WRM ACRS WRN KS AND TX PNHDL...BUT EXPECT CNVGNC ALG TROF TO BE SUFFICIENT FOR TSTM DVLPMT BY LATE AFTN. REMNANTS OF BERYL CONT TO MOVE NEWD THRU THE PERIOD WITH WRM FNT EXPCD TO LIE FM NH ACRS SRN ME BY 00Z. SFC BNDRY WILL EXTD FM A LOW OVR NERN NY SOUTH INTO VA. MDLS STILL PROG 45KT LLVL JET ACRS SRN NEW ENGLAND BUT ONE NEGATIVE FACTOR IS THE ABSENCE OF SGFNT MID LVL DRYING. ALTHOUGH THE SYSTEM WILL CONT TO WEAKEN ANY HEATING THAT DOES OCCUR WILL HELP DESTABILIZE THE AMS WITH A FEW STMS EXPCD TO PRODUCE SVR WX. ..DARROW.. 08/17/94