[LeArc] MESOSCALE DISCUSSION 1745

[Duane Whittingham]

MESOSCALE DISCUSSION 1745
NWS STORM PREDICTION CENTER NORMAN OK
0553 PM CDT WED JUL 09 2003
   
AREAS AFFECTED...SRN MN / IA / SWRN WI / NWRN IL
   
CONCERNING...TORNADO WATCH 698...699...
   
VALID 092253Z - 100015Z
   
 
THUNDERSTORMS CONTINUE ACROSS WW AREAS 698 / 699/ 700...WITH
GREATEST TORNADO THREAT ALONG AND NORTH OF SURFACE FRONT ACROSS SRN
MN / NRN IA.  ELSEWHERE...THREAT FOR DAMAGING WINDS / HAIL
CONTINUES.
   
LATEST SURFACE ANALYSIS SHOWS WEAK LOW ACROSS NWRN IA...WITH A WARM
FRONT EXTENDING ESEWD ACROSS ERN IA AND A COLD FRONT EXTENDING SWD
ACROSS WRN IA / EXTREME SERN NEB INTO KS.  INVERTED TROUGH ALSO
EXTENDS NNWWD FROM THE LOW ACROSS SWRN MN.  
   
THUNDERSTORMS CONTINUE AHEAD OF COLD FRONT...INVOF SURFACE LOW AND
WARM FRONT FROM SRN MN SEWD.  MAIN TORNADO THREAT APPEARS TO PERSIST
FROM SRN MN SEWD ACROSS NERN IA WHERE BACKED LOW-LEVEL FLOW IS
CONTRIBUTING TO FAVORABLY VEERING WINDS WITH HEIGHT.  ELSEWHERE /
WITHIN THE WARM SECTOR...MODERATE INSTABILITY AND MODERATELY-STRONG
WNWLY MID-LEVEL FLOW WILL CONTINUE TO SUPPORT A THREAT FOR ORGANIZED
/ SUPERCELLS STORMS...AND ASSOCIATED THREAT FOR DAMAGING WINDS AND
HAIL ALONG WITH AN ISOLATED TORNADO.
   
..GOSS.. 07/09/2003

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Duane Whittingham (N9SSN) - Producer
Tom and Darryl Radio Shows & Saturday Morning Confusion
Heard on C-Band Analog Satellite (W0KIE) - GE7-CH5-7.5 mHz
WTND-LP Macomb 106.3, WQNA FM, WBCQ 7415 kHz & the Internet.
Heard Fridays 9pm ET, Sundays 12am ET and Tuesdays 1am ET
An Independent Freeform Eclectic Radio Show.
http://www.tomanddarryl.org
http://www.wtnd.us

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