

978 

WWUS20 KWNS 272113

SEL0

SPC WW 272113

LAZ000-MSZ000-280200-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 80

NWS STORM PREDICTION CENTER NORMAN OK

415 PM CDT FRI MAR 27 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       NORTHEAST LOUISIANA

       EXTREME SOUTHWEST MISSISSIPPI



EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 415 PM UNTIL 900

PM CDT.



TORNADOES...HAIL TO 2 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 45 STATUTE

MILES EAST AND WEST OF A LINE FROM 35 MILES NORTH NORTHWEST OF

NATCHEZ MISSISSIPPI TO 10 MILES SOUTH SOUTHWEST OF ALEXANDRIA

LOUISIANA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).



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 77...WW 78...WW 79...



DISCUSSION...A CLUSTER OF SUPERCELL THUNDERSTORMS OVER CENTRAL LA

WILL TRACK ALONG THE RETREATING WARM FRONT FOR ANOTHER FEW HOURS

TOWARD SOUTHWEST MS.  INCREASING VERTICAL SHEAR ALONG THE FRONT WILL

POSE A RISK OF ISOLATED TORNADOES...ALONG WITH DAMAGING WINDS AND

HAIL.



AVIATION...TORNADOES AND 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 24040.





...HART

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