[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 300223
SWOMCD
SPC MCD 300223 
MNZ000-IAZ000-300430-

MESOSCALE DISCUSSION 1547
NWS STORM PREDICTION CENTER NORMAN OK
0923 PM CDT WED JUN 29 2005

AREAS AFFECTED...N CNTRL IA/S CNTRL MN

CONCERNING...TORNADO WATCH 554...

VALID 300223Z - 300430Z

A CLUSTER OF SEVERE THUNDERSTORMS IS MOVING EWD ACROSS SRN MN WITH
NEW STORMS DEVELOPING INTO N CNTRL IA. MN STORMS HAVE OCCASIONALLY
EXHIBITED SIGNS OF ROTATION...AND LATEST MPX VAD PROFILE MAINTAINS
WELL-DEFINED CLOCKWISE TURNING HODOGRAPH WITH SRH EXCEEDING 400
M2/S2 IN THE LOWEST 1-3 KM.  CONTINUED FAVORABLE THERMODYNAMIC
ENVIRONMENT WITH MLCAPE OF 1000-2000 J/KG AND STRONG DYNAMIC FORCING
ASSOCIATED WITH MID/UPPER LEVEL JET STREAK ROTATING NEWD ACROSS SRN
MN SUGGESTS SEVERE THREAT /INCLUDING ISOLATED TORNADOES/ WILL
PERSIST NEXT SEVERAL HOURS. 

STORMS ARE EXPECTED TO PROGRESS ENEWD 35 KT INTO THE WRN PARTS OF WW
557 IN THE 03-04Z PERIOD INDICATING WW 554 WILL LIKELY BE ALLOWED TO
EXPIRE AS SCHEDULED AT 04Z.

..WEISS.. 06/30/2005

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

ATTN...WFO...DLH...MPX...DMX...

42959460 43669478 44719479 45709458 46319410 45719388
44599364 43659361 42949382 

WWWW