SWOMCD
SPC MCD 192228
WIZ000-192330-
MESOSCALE DISCUSSION 1664
NWS STORM PREDICTION CENTER NORMAN OK
0528 PM CDT TUE JUL 19 2011
AREAS AFFECTED...NRN/CNTRL WI
CONCERNING...SEVERE POTENTIAL...WATCH LIKELY
VALID 192228Z - 192330Z
COMPLEX OF TSTMS HAS GRADUALLY INCREASED IN INTENSITY AS IT CROSSED
FROM NERN MN INTO NWRN WI. THIS ACTIVITY IS TRACKING SEWD AT
ROUGHLY 35KT ALONG TIGHT INSTABILITY GRADIENT AND SHOULD PROPAGATE
TOWARD GREEN BAY LATER THIS EVENING...BETWEEN 04-05Z. IT APPEARS
VERY LARGE HAIL MAY ACCOMPANY THE STRONGEST UPDRAFTS AND DAMAGING
WINDS MAY ALSO DEVELOP IF N-S LINE SEGMENT BEGINS TO BOW AND SURGE
SEWD. GIVEN THE AIR MASS IN PLACE A WW WILL LIKELY BE WARRANTED
DOWNSTREAM TO NEAR LAKE MI.
..DARROW.. 07/19/2011
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...GRB...MKX...DLH...ARX...MPX...
LAT...LON 46629158 45318808 43738855 45249192 46629158
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