SWOMCD
SPC MCD 280650
WIZ000-MNZ000-280745-
MESOSCALE DISCUSSION 1909
NWS STORM PREDICTION CENTER NORMAN OK
0150 AM CDT TUE AUG 28 2007
AREAS AFFECTED...E CNTRL MN INTO NW WI
CONCERNING...SEVERE POTENTIAL...WATCH LIKELY
VALID 280650Z - 280745Z
WW WILL LIKELY BE ISSUED SHORTLY.
SMALL CONVECTIVE CLUSTER APPROACHING THE MINNEAPOLIS AREA APPEARS TO
BE MAINTAINED BY ZONE OF ENHANCED LOW-LEVEL WARM ADVECTION AND
DIVERGENT UPPER FLOW AHEAD OF A WEAK IMPULSE EMBEDDED WITHIN THE
SUBTROPICAL FEATURE. ACTIVITY IS MOVING EAST NORTHEASTWARD ALONG OR
JUST SOUTH OF SURFACE FRONTAL ZONE AT AROUND 45 KTS...AND WILL
PROGRESS THROUGH AT LEAST NORTH/WESTERN PORTIONS OF THE GREATER
MINNEAPOLIS AREA BY 08Z. SERIES OF OUTFLOWS...WHICH HAVE ALREADY
ADVANCED THROUGH THE MINNEAPOLIS AREA ASSOCIATED WITH STORMS NOW TO
THE NORTH/EAST...APPEAR SHALLOW...AND NOT SIGNIFICANT ENOUGH TO
PRECLUDE CONTINUING DAMAGING WIND POTENTIAL WITH APPROACHING STORMS.
RISK FOR DAMAGING WINDS MAY CONTINUE THROUGH THE RICE LAKE /EAU
CLAIRE AREAS OF NORTHWEST WISCONSIN BY 09/10Z...BEFORE STORMS
ENCOUNTER COOLER MORE STABLE BOUNDARY LAYER.
.KERR.. 08/28/2007
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...DLH...MPX...
45039461 45459402 45689288 45679202 45329156 44959184
44809260 44629370 44549405 44679453 44869456
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