Tornado Watch 193

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 193
NWS STORM PREDICTION CENTER NORMAN OK
505 PM CDT THU APR 10 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
SOUTHERN ILLINOIS
SOUTHWEST INDIANA
WESTERN KENTUCKY
EXTREME SOUTHEAST MISSOURI
NORTHERN MISSISSIPPI
WESTERN TENNESSEE
EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 505 PM UNTIL
1100 PM CDT.
TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE
MILES EAST AND WEST OF A LINE FROM 35 MILES NORTH OF EVANSVILLE
INDIANA TO 10 MILES SOUTHWEST OF GREENWOOD MISSISSIPPI. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU3).
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 190
...
WW 191
...
WW 192
...
DISCUSSION...LINE OF STORMS ALONG THE MS RIVER WILL TRACK EASTWARD
THIS EVENING ACROSS THE WATCH AREA. INCREASING LARGE SCALE FORCING
MAY WEAKEN CAPPING INVERSION SUFFICIENTLY TO AID IN CONVECTIVE
INTENSIFICATION AND SCATTERED SEVERE STORMS. EXTREMELY STRONG LOW
LEVEL VERTICAL SHEAR AND AMPLE INSTABILITY SUGGEST THE POTENTIAL FOR
TORNADOES...ALONG WITH LARGE HAIL AND DAMAGING WINDS IN STRONGER
STORMS.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 22035.
...HART