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WWUS20 KWNS 102244

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SPC WW 102244

ARZ000-LAZ000-MSZ000-110600-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 92

NWS STORM PREDICTION CENTER NORMAN OK

545 PM CDT WED APR 10 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       SOUTHEAST ARKANSAS

       NORTHEAST LOUISIANA

       WESTERN MISSISSIPPI



EFFECTIVE THIS WEDNESDAY AFTERNOON AND THURSDAY MORNING FROM 545

PM UNTIL 100 AM 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 60 STATUTE

MILES EAST AND WEST OF A LINE FROM 25 MILES SOUTHWEST OF NATCHEZ

MISSISSIPPI TO 35 MILES NORTH OF GREENVILLE 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 88...WW 89...WW 90...WW

91...



DISCUSSION...TSTMS ARE FORMING ATTM IN NE LA AND SW MS...ALONG LINE

OF CONFLUENCE AHEAD OF SW AR/NW LA COLD FRONT. REGION APPEARS TO

BEING GLANCED BY ASCENT WITH JET STREAK/AREA OF UPR DIFFLUENCE

ROUNDING SE QUADRANT OF SRN PLNS UPR TROUGH. RICH LOW-LVL MOISTURE

AND STRENGTH OF LOW TO MID-LVL FLOW PER AREA VWP DATA SUGGEST

POTENTIAL FOR SUPERCELLS WITH SVR HAIL..HIGH WIND...AND POSSIBLY A

COUPLE TORNADOES.



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 21035.





...CORFIDI

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