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584 

WWUS20 KWNS 231755

SEL9

SPC WW 231755

ARZ000-LAZ000-MSZ000-TNZ000-240200-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 559

NWS STORM PREDICTION CENTER NORMAN OK

1155 AM CST WED DEC 23 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  SOUTHEAST ARKANSAS

  FAR NORTHEAST LOUISIANA

  NORTHERN AND WESTERN MISSISSIPPI

  WESTERN TENNESSEE



* EFFECTIVE THIS WEDNESDAY MORNING AND EVENING FROM 1155 AM UNTIL

  800 PM CST.



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



* PRIMARY THREATS INCLUDE...

  SEVERAL TORNADOES AND A FEW INTENSE TORNADOES LIKELY

  SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS

    TO 75 MPH POSSIBLE

  ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE



SUMMARY...ONGOING SEVERE STORMS EAST OF LITTLE ROCK SHOULD INTENSIFY

THROUGH THE AFTERNOON WITH ADDITIONAL STORMS FORMING SOUTHWARD

ACROSS THE ARK-LA-MISS REGION. ENVIRONMENT IS CONDUCIVE TO

LONG-TRACK SUPERCELLS WITH SIGNIFICANT TORNADOES AND DAMAGING WINDS

AS THE PRIMARY HAZARDS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 100 STATUTE

MILES EAST AND WEST OF A LINE FROM 10 MILES NORTHEAST OF

DYERSBURG TENNESSEE TO 50 MILES EAST OF MONROE LOUISIANA.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU9).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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 557...WW 558...



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

SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 22045.





...GRAMS

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