[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 211132
SWOMCD
SPC MCD 211132 
NDZ000-SDZ000-211300-

MESOSCALE DISCUSSION 1413
NWS STORM PREDICTION CENTER NORMAN OK
0632 AM CDT TUE JUN 21 2005

AREAS AFFECTED...SWRN AND S CENTRAL ND / NWRN INTO CENTRAL SD

CONCERNING...SEVERE THUNDERSTORM WATCH 509...

VALID 211132Z - 211300Z

SEVERE THREAT CONTINUES ACROSS PARTS OF WW...AND APPEARS TO BE
INCREASING S OF WW.  NEW WATCH MAY BE REQUIRED INTO PARTS OF NWRN /
CENTRAL SD.

LATEST RADAR IMAGERY SHOWS NRN PORTION OF BOW ECHO WEAKENING RAPIDLY
AS IT ENCOUNTERS MUCH MORE STABLE AIRMASS ACROSS CENTRAL ND. 
MEANWHILE...UPDRAFTS REMAIN INTENSE ACROSS SRN PORTIONS OF LINE /
ACROSS SWRN ND...WITH A TURN TOWARD THE SE APPARENT OVER THE PAST
HOUR.

WITH GRADIENT ALONG NERN PORTIONS OF INSTABILITY AXIS EVIDENT ACROSS
NWRN AND INTO CENTRAL SD AND SELY LOW-LEVEL JET PERSISTING ACROSS
THIS AREA...IT APPEARS THAT STORMS SHOULD CONTINUE / MOVE SSEWD OVER
THE NEXT FEW HOURS INTO NWRN AND N CENTRAL SD. WITH STORMS LIKELY
TO REMAIN LINEARLY ORGANIZED ALONG LEADING EDGE OF COLD
POOL...THREAT FOR DAMAGING WINDS ALONG WITH HAIL WILL LIKELY
ACCOMPANY THESE STORMS.

..GOSS.. 06/21/2005

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

ATTN...WFO...ABR...BIS...UNR...

46420313 46780192 47330111 46919968 46429903 44659871
43969934 43940074 45330366 46480372 

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