[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 131855
SWOMCD
SPC MCD 131855 
WIZ000-IAZ000-MNZ000-132100-

MESOSCALE DISCUSSION 2186
NWS STORM PREDICTION CENTER NORMAN OK
0155 PM CDT TUE SEP 13 2005

AREAS AFFECTED...SERN MN/PARTS OF CENTRAL AND WRN WI

CONCERNING...SEVERE THUNDERSTORM POTENTIAL 

VALID 131855Z - 132100Z

SEVERE THREAT SHOULD CONTINUE TO INCREASE ACROSS THIS REGION.  NEW
WW MAY BE REQUIRED IN THE NEXT HOUR OR SO.

VISIBLE SATELLITE LOOP SHOWS CLOUDS SPREADING NEWD ACROSS THIS
AREA...AHEAD OF ONGOING STORMS ACROSS IA.  HOWEVER...BOUNDARY LAYER
HAS ALREADY BECOME MODERATELY UNSTABLE /1500 TO 2500 J/KG MEAN-LAYER
CAPE/...AND AS UVV INCREASES ACROSS THIS REGION AHEAD OF VORT MAX
NOW MOVING NEWD ACROSS NWRN IA/SWRN MN...EXPECT STORMS TO
DEVELOP/SPREAD NEWD TOWARD CENTRAL WI OVER THE NEXT COUPLE OF HOURS.
 

ALONG WITH SUFFICIENTLY MOIST/UNSTABLE BOUNDARY LAYER...RECENT BLR
/BLUE RIVER WI/ PROFILER SHOWS MODERATE LOW-LEVEL FLOW INCREASING TO
50 KT FROM THE SW AT MID LEVELS.  RESULTING WIND PROFILE /40 KT 0-6
KM SHEAR/ IS SUPPORTIVE OF SUPERCELLS AND/OR SMALL-SCALE LINES...AND
ASSOCIATED POTENTIAL FOR HAIL/DAMAGING WINDS.  ATTM...IT APPEARS
THAT NEW WW WILL BE REQUIRED ACROSS THIS REGION.

..GOSS.. 09/13/2005

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...GRB...MKX...ARX...MPX...

45418989 45228815 44018853 42949009 43599249 44939106 

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