

439 

WWUS20 KWNS 270233

SEL2

SPC WW 270233

ALZ000-ARZ000-LAZ000-MSZ000-271000-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 222

NWS STORM PREDICTION CENTER NORMAN OK

935 PM CDT TUE APR 26 2011



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       SMALL PART OF NORTHWEST ALABAMA

       PARTS OF SOUTHERN ARKANSAS

       MUCH OF NORTHERN LOUISIANA

       MUCH OF NORTHERN AND CENTRAL MISSISSIPPI



EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 935 PM

UNTIL 500 AM CDT.



...THIS IS A PARTICULARLY DANGEROUS SITUATION...



DESTRUCTIVE TORNADOES...LARGE HAIL TO 2.5 INCHES IN DIAMETER...

THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE

POSSIBLE IN THESE AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 25 MILES SOUTH SOUTHWEST OF

SHREVEPORT LOUISIANA TO 50 MILES EAST NORTHEAST OF TUPELO

MISSISSIPPI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).



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 215...WW 217...WW

218...WW 219...WW 220...WW 221...



DISCUSSION...CONDITIONS REMAIN VERY FAVORABLE FOR TORNADIC

SUPERCELLS TO CONTINUE TO DEVELOP AND MOVE EWD ACROSS THE WATCH AREA

THRU THE NIGHT. WITH VERY STRONG VEERING SHEAR PROFILES AND MLCAPES

AOA 2500 J/KG LONG LIVED SUPERCELLS ARE LIKELY WITH POTENTIAL FOR

STRONG...DAMAGING TORNADOS.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

550. MEAN STORM MOTION VECTOR 24035.





...HALES

