

086 

WWUS20 KWNS 010500

SEL9

SPC WW 010500

MSZ000-TNZ000-011200-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 119

NWS STORM PREDICTION CENTER NORMAN OK

1200 AM CDT SAT MAY 1 2010



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       NORTHWEST MISSISSIPPI

       WESTERN TENNESSEE



EFFECTIVE THIS SATURDAY MORNING FROM MIDNIGHT UNTIL 700 AM 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 55 MILES NORTHEAST OF

DYERSBURG TENNESSEE TO 60 MILES WEST SOUTHWEST OF OXFORD

MISSISSIPPI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).



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 117...WW 118...



DISCUSSION...BROKEN BAND OF SUPERCELLS/EMBEDDED BOWS WILL CONTINUE

TO DEVELOP EWD OVERNIGHT FROM ERN AR...WHILE ADDITIONAL THUNDERSTORM

DEVELOPMENT WILL BE POSSIBLE IN THE ZONE OF WAA FROM NW MS INTO WRN

TN.  A SLOW INCREASE IN LOW-LEVEL MOISTURE...IN AN ENVIRONMENT WITH

ALREADY STRONG LOW-LEVEL AND DEEP-LAYER SHEAR...WILL SUPPORT A

CONTINUED THREAT FOR A FEW TORNADOES...DAMAGING WINDS...AND LARGE

HAIL.



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

500. MEAN STORM MOTION VECTOR 24040.





...THOMPSON

