ACUS11 KWNS 192225 SWOMCD SPC MCD 192224 OHZ000-INZ000-200000- MESOSCALE DISCUSSION 1583 NWS STORM PREDICTION CENTER NORMAN OK 0524 PM CDT TUE AUG 19 2014 AREAS AFFECTED...CNTRL/SRN IND...SWRN OH CONCERNING...SEVERE POTENTIAL...WATCH POSSIBLE VALID 192224Z - 200000Z PROBABILITY OF WATCH ISSUANCE...40 PERCENT SUMMARY...ISOLATED SEVERE HAIL AND LOCALLY DAMAGING WINDS ARE POSSIBLE WITH A COUPLE OF STORMS DEVELOPING W/NW OF THE INDIANAPOLIS METRO AREA. MONITORING FOR A POSSIBLE SEVERE TSTM WATCH. DISCUSSION...A PAIR OF CB/S HAVE DEVELOPED ALONG THE TRAILING PORTION OF A WEAK MCV OVER N-CNTRL IND WHERE STRONGER HEATING HAS OCCURRED IN W-CNTRL IND. WITH A MODERATELY FAVORABLE COMBINATION OF BUOYANCY AND SPEED SHEAR /GENERALLY CONFINED TO THE 1-3 KM AGL LAYER PER KIND VWP DATA/...THESE CELLS WILL BE CAPABLE OF ISOLATED SEVERE HAIL. WITH A NEBULOUS SURFACE PATTERN..THE DEGREE OF STORM DEVELOPMENT INTO THE EVENING IS QUESTIONABLE. IF A CLUSTER WERE TO FORM...EXPECTED WEAKER WINDS WITH ERN EXTENT INTO OH SUGGEST POTENTIAL FOR SEVERE WIND GUSTS MAY BE LIMITED. ..GRAMS/CORFIDI.. 08/19/2014 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...ILN...IWX...IND... LAT...LON 40468608 40558485 40648428 40558381 40128387 39598428 39258486 39068604 39218696 39358726 39638732 39818724 40468608
Posted on: Tue, 19 Aug 2014 22:37:53 +0000
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