

000 

WWUS20 KWNS 110306

SEL3

SPC WW 110306

LAZ000-MSZ000-110900-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 303

NWS STORM PREDICTION CENTER NORMAN OK

1005 PM CDT SAT MAY 10 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       NORTHERN LOUISIANA

       CENTRAL MISSISSIPPI



EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 1005 PM

UNTIL 400 AM CDT.



TORNADOES...HAIL TO 2.5 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 40 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 85 MILES WEST OF MONROE

LOUISIANA TO 35 MILES SOUTH SOUTHEAST OF COLUMBUS 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 298...WW 299...WW

300...WW 301...WW 302...



DISCUSSION...INTENSE THUNDERSTORMS...LIKELY IN THE FORM OF

SUPERCELLS AND/OR SMALL BOWING SEGMENTS...WILL CONTINUE ALONG

SURFACE OUTFLOW BOUNDARY/FRONT NOW MOVING SSEWD INTO THE REGION.  A

VERY UNSTABLE AIR MASS REMAINS IN PLACE ALONG WITH SUBSTANTIAL LOW

AND DEEP LAYER SHEAR.  TORNADO POTENTIAL WILL ACCOMPANY THESE

STORMS...ALONG WITH THREATS OF LARGE HAIL AND DAMAGING WINDS.



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

SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 28035.





...EVANS

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