[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 130922
SWOMCD
SPC MCD 130921 
IAZ000-WIZ000-MNZ000-131015-

MESOSCALE DISCUSSION 1641
NWS STORM PREDICTION CENTER NORMAN OK
0421 AM CDT TUE JUL 13 2004

AREAS AFFECTED...SERN MN...SWRN WI...ERN IA

CONCERNING...SEVERE THUNDERSTORM WATCH 617...

VALID 130921Z - 131015Z

...SEVERE THUNDERSTORM WATCH IS NOT ANTICIPATED DOWNSTREAM OF
CURRENT WATCH...

WLY LLJ APPEARS TO BE SHIFTING ACROSS IA TOWARD NWRN IL AS UPPER
TROUGH DROPS INTO THE UPPER MS VALLEY. THIS WILL UNDOUBTEDLY RESULT
IN AN EWD SHIFT TO ONGOING ACTIVITY AS ASCENT DUE TO WARM ADVECTION
SPREADS DOWNSTREAM.  CURRENT TRENDS SUGGEST MUCH OF THIS CONVECTION
MAY REMAIN MARGINALLY SEVERE WITH PERHAPS AN ISOLATED WIND GUST/HAIL
AS IT SPREADS OUT OF WW.

..DARROW.. 07/13/2004

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

ATTN...WFO...DVN...ARX...MPX...DMX...

41339201 43559417 44029236 43509125 41869031 

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