[LeArc] Weather Watch : 2@ 5/30/2003 3:44:51 PM

[learc@mailman.qth.net]

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


WWUS20 KWNS 302044
SEL2  
SPC WW 302045
ILZ000-WIZ000-310200-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 442 
NWS STORM PREDICTION CENTER NORMAN OK 
345 PM CDT FRI MAY 30 2003

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF 

       NORTHERN AND CENTRAL ILLINOIS
       SOUTHERN WISCONSIN

EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 345 PM UNTIL 900
PM CDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 60 STATUTE MILES EAST AND WEST
OF A LINE FROM 30 MILES NORTH NORTHEAST OF MADISON WISCONSIN TO 35
MILES SOUTH SOUTHWEST OF PEORIA ILLINOIS.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND 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.


OTHER WATCH INFORMATION...CONTINUE...WW 441...


DISCUSSION...VIGOROUS UPPER TROUGH AND ASSOCIATED STRONG SURFACE LOW
DROPPING SEWD ACROSS UPR MS VALLEY . AIRMASS AHEAD OF SYSTEM IS
RAPIDLY DESTABILIZING WITH A WELL DEFINED DRY LINE/COLD FRONT MOVING
EWD ACROSS ERN IA.  SEVERE THUNDERSTORMS EXPECTED TO DEVELOP RAPIDLY
ALONG DRY LINE/COLD FRONT WITH FAVORABLE SHEAR PROFILES FOR TORNADIC
SUPERCELLS.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 28040.


...HALES

;433,0875 401,0884 401,0910 433,0901; 
WWWW