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URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 550

NWS STORM PREDICTION CENTER NORMAN OK

740 PM CST TUE NOV 17 2015



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  SOUTHERN AND EASTERN LOUISIANA

  SOUTHERN AND CENTRAL MISSISSIPPI

  COASTAL WATERS



* EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 740 PM

  UNTIL 300 AM CST.



* PRIMARY THREATS INCLUDE...

  A COUPLE TORNADOES POSSIBLE

  SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



SUMMARY...SQUALL LINE NOW EXTENDING FROM THE NORTHWESTERN GULF OF

MEXICO NORTH-NORTHEAST INTO WESTERN MISSISSIPPI EXPECTED TO CONTINUE

SLOWLY EWD THROUGH EARLY WEDNESDAY...WHILE INDIVIDUAL STORMS MOVE

RAPIDLY NORTH-NORTHEAST WITHIN IT. SETUP WILL REMAIN FAVORABLE FOR

THE DEVELOPMENT OF EMBEDDED SUSTAINED STORMS...SMALL BOWING

SEGMENTS...AND POSSIBLE SUPERCELLS WITH AN ATTENDANT RISK FOR

DAMAGING WIND AND AN OCCASIONAL TORNADO.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE

MILES EAST AND WEST OF A LINE FROM 65 MILES NORTH NORTHEAST OF

JACKSON MISSISSIPPI TO 50 MILES SOUTHWEST OF HOUMA LOUISIANA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU0).



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...THIS TORNADO WATCH REPLACES TORNADO

WATCH NUMBER 547...TORNADO WATCH NUMBER 549. WATCH NUMBER 547 549

WILL NOT BE IN EFFECT AFTER 740 PM CST.



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

SURFACE AND ALOFT TO 0.5 INCH. EXTREME TURBULENCE AND SURFACE

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

450. MEAN STORM MOTION VECTOR 21050.





...CORFIDI

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