[LeArc] Weather Watch : 1@ 6/2/2002 2:25:15 PM

[learc@mailman.qth.net]

The following weather message is provided by McDonough County E.S.D.A.


WWUS20 KWNS 021922
SEL1  
SPC WW 021916
ILZ000-INZ000-KYZ000-030000-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 371
STORM PREDICTION CENTER NORMAN OK
216 PM CDT SUN JUN 2 2002

THE STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

SOUTHEAST ILLINOIS                           
SOUTHERN INDIANA                            
CENTRAL KENTUCKY                           

EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 230 PM UNTIL 700
PM CDT.

HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 60 STATUTE MILES
NORTH AND SOUTH OF A LINE FROM 70 MILES NORTHWEST OF EVANSVILLE
INDIANA TO 40 MILES SOUTHEAST OF LOUISVILLE KENTUCKY.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. 
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.  SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES.

OTHER WATCH INFORMATION...  CONTINUE...WW 370...

DISCUSSION...CONVECTIVE INITIATION IS EXPECTED ALONG A WNW-ESE
ORIENTED SURFACE FRONT ACROSS SE IL/SRN INDIANA IN THE NEXT HOUR. 
SBCAPE VALUES OF 4000-5000 J/KG AND THE SRN FRINGE OF 30-50 KT
WNWLY MID LEVEL FLOW WILL SUPPORT ORGANIZED STORM CLUSTERS...AND
POSSIBLY A FEW SUPERCELLS.  LARGE HAIL AND DAMAGING WINDS WILL BE
THE MAIN SEVERE THREATS. 


AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES.  EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.  MEAN STORM
MOTION VECTOR 30020.


...THOMPSON

;393,0882 383,0851 365,0851 375,0882;
WWWW