Begin forwarded message: > From: interwarn@xxxxxxxx > Date: June 6, 2010 12:19:17 AM EDT > To: reedyk@xxxxxx > Subject: Mesoscale Discussion > > > ACUS11 KWNS 060417 > SWOMCD > SPC MCD 060417 > OHZ000-MIZ000-INZ000-ILZ000-060615- > > MESOSCALE DISCUSSION 0824 > NWS STORM PREDICTION CENTER NORMAN OK > 1117 PM CDT SAT JUN 05 2010 > > AREAS AFFECTED...ECNTRL IL...NRN/CNTRL IND...SRN LWR > MI...WCNTRL/NWRN OH > > CONCERNING...TORNADO WATCH 267...268...269... > > VALID 060417Z - 060615Z > > THE SEVERE WEATHER THREAT FOR TORNADO WATCH > 267...268...269...CONTINUES. > > HIGHEST PROBABILITIES FOR TORNADOES WITHIN THE TORNADO WATCHES > THROUGH 06Z WILL EXIST ACROSS SCNTRL/SERN LOWER MI...EXTREME NWRN OH > AND NRN IND. > > WARM FRONT HAS JUMPED N INTO THE FIRST ROW OR TWO OF COUNTIES IN > LOWER MI AS OF 04Z. WARM SECTOR TO THE S REMAINS VERY UNSTABLE WITH > AN E-W CORRIDOR OF MLCAPES TO 2000 J/KG. LONG-LIVED DISCRETE > SUPERCELLS THAT DEVELOPED OVER IL EARLIER HAVE GROWN INTO LARGER > CLUSTERS AND MAY BEGIN A TRANSITION INTO SEVERAL BOWING/EMBEDDED > SUPERCELL TYPE MCS/S WITH TIME. JOLIET VWP SHOWS 50 KT WLY FLOW > DOWN TO ABOUT 3 KM AND INCREASING ASCENT/UNIDIRECTIONAL NATURE TO > THE FLOW REGIME MAY BEGIN A TRANSITION TO VERY STRONG WIND GUSTS. > HOWEVER...HIGH-LEVEL FLOW REMAINS VERY STRONG AND GIVEN 0-1KM SHEAR > IN EXCESS OF 35 KTS PER WOLCOTT PROFILER...TORNADO THREAT WILL > CONTINUE...ESPECIALLY IN THE HIGHLIGHTED AREA ABOVE. EXTRAPOLATION > HAS THE STORMS REACHING HILLSDALE MI-KSBN-KGUS 05-0530Z...ADRIAN > MI-DEFIANCE OH/KFWA REGIONS 06-0630Z. TO THE SW...SUPERCELL CLUSTER > NEAR LINCOLN IL AT 04Z WILL CONTINUE ESE TOWARD THE WABASH RIVER > NEAR/N OF KHUF AFTER 0515Z. > > .RACY.. 06/06/2010 > > ..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... > > ATTN...WFO...CLE...ILN...DTX...IWX...GRR...IND...LOT...ILX... > > LAT...LON 40698934 42648556 42698283 41138311 39838455 39368833 > 39488944 40698934 > > WWWW > > > $$ > > This weather bulletin was brought to you by InterWARN at www.interwarn.com Illiana Skywarn - Serving the Wabash Valley since 1974 Participate or Listen on: 145.230 (- / no PL) Vigo, Edgar, Clark, Vermillion, Parke, Clay and Sullivan 146.715 (- / no PL) overflow for Vermillion and Parke 444.600 (+ / no PL) UHF link into 145.230/r 146.685 (- / 151.4Hz) as a backup