[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 300346
SWOMCD
SPC MCD 300345 
WIZ000-ILZ000-MIZ000-IAZ000-300445-

MESOSCALE DISCUSSION 2380
NWS STORM PREDICTION CENTER NORMAN OK
1045 PM CDT FRI OCT 29 2004

AREAS AFFECTED...WRN AND CENTRAL WI

CONCERNING...TORNADO WATCH 873...

VALID 300345Z - 300445Z

LINE OF THUNDERSTORMS CONTINUES MOVING EWD ACROSS CENTRAL PORTIONS
OF WW 873.  NEW SEVERE THUNDERSTORM WATCH WILL BE ISSUED DOWNSTREAM
OF THIS WATCH FOR PORTIONS OF WI AND NRN IL.

LINE OF STORMS -- WITH EMBEDDED BOWS AND LEWPS -- CONTINUES SHIFTING
RAPIDLY EWD ACROSS WW ATTM.  INDIVIDUAL LINE SEGMENTS / BOWS ARE
MOVING NEWD AT NEAR 50 KT...AND EXTRAPOLATION OF OVERALL LINE MOTION
SHOWS STORMS EXITING WW BETWEEN 30/0430 AND 05Z.

AIRMASS REMAINS MOIST AND MARGINALLY UNSTABLE AHEAD OF LINE...WITH
GREATEST INSTABILITY /500 TO 1000 J/KG MEAN-LAYER CAPE/ INDICATED
ACROSS THE SERN QUARTER OF WI INTO NRN IL.  GIVEN STRENGTH OF UPPER
SYSTEM AND ASSOCIATED DEEP-LAYER WIND FIELD...IS APPEARS THAT
DAMAGING WIND THREAT WILL PERSIST BEYOND 30/05Z.  THEREFORE...NEW WW
WILL BE ISSUED SHORTLY DOWNSTREAM OF WW 873.

..GOSS.. 10/30/2004

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

ATTN...WFO...MQT...GRB...LOT...ILX...MKX...DVN...ARX...

46408993 46408905 45058782 42588784 41288767 40939073
42198995 43369033 45118985 

WWWW