Severe Storm Outlook Narrative (AC)
Issued by NWS

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000
ACUS11 KWNS 212242
SWOMCD
SPC MCD 212242
WIZ000-ILZ000-220015-

MESOSCALE DISCUSSION 1351
NWS STORM PREDICTION CENTER NORMAN OK
0542 PM CDT THU JUL 21 2016

AREAS AFFECTED...SERN WI...NRN IL

CONCERNING...SEVERE THUNDERSTORM WATCH 406...

VALID 212242Z - 220015Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 406
CONTINUES.

SUMMARY...SQUALL LINE IS EXPECTED TO SURGE THROUGH SOUTHEASTERN WI
BY 00Z.  DAMAGING WINDS ARE THE PRIMARY THREAT.  NEW WW MAY BE
REQUIRED ACROSS NRN IL TO ACCOUNT FOR THIS EVOLUTION.

DISCUSSION...SMALL MCS HAS EVOLVED OVER SCNTRL WI EARLY THIS
EVENING. LEADING EDGE OF THIS COMPLEX IS BEGINNING TO BOW A BIT AS
THE PRIMARY SQUALL LINE SURGES SEWD AT ROUGHLY 40KT.  DAMAGING WINDS
ARE POSSIBLE WITH THESE STORMS AS THEY PROPAGATE TOWARD IL ALONG
REMNANT CONVECTIVE OUTFLOW.

..DARROW/THOMPSON.. 07/21/2016

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

ATTN...WFO...LOT...MKX...DVN...ARX...

LAT...LON   42489011 43859010 43858770 42488778 42489011




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