

692 

WWUS20 KWNS 140601

SEL2

SPC WW 140601

ARZ000-ILZ000-INZ000-KYZ000-MOZ000-TNZ000-141200-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 302

NWS STORM PREDICTION CENTER NORMAN OK

100 AM CDT THU MAY 14 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       CENTRAL AND NORTHEAST ARKANSAS

       SOUTHERN ILLINOIS

       SOUTHERN INDIANA

       WESTERN AND NORTH CENTRAL KENTUCKY

       SOUTHEAST MISSOURI

       WESTERN TENNESSEE



EFFECTIVE THIS THURSDAY MORNING FROM 100 AM UNTIL 700 AM 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 APPROXIMATELY ALONG AND 95

STATUTE MILES EAST AND WEST OF A LINE FROM 20 MILES SOUTHWEST OF

HOT SPRINGS ARKANSAS TO 55 MILES NORTHWEST OF LOUISVILLE

KENTUCKY.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).



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 298...WW 299...WW

300...WW 301...



DISCUSSION...LINE OF SEVERE THUNDERSTORMS EXTENDS FROM SOUTHERN IL

INTO EASTERN OK.  THESE STORMS WILL MOVE SLOWLY SOUTHEASTWARD

OVERNIGHT THROUGH A VERY MOIST/UNSTABLE AIRMASS.  BOW/LEWP

STRUCTURES WILL REMAIN CAPABLE OF DAMAGING WINDS AND HAIL FOR

ANOTHER SEVERAL HOURS ACROSS THE WATCH AREA.



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 30025.





...HART

