

424 

WWUS20 KWNS 131209

SEL4

SPC WW 131209

ARZ000-LAZ000-MOZ000-MSZ000-TNZ000-TXZ000-131900-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 534

NWS STORM PREDICTION CENTER NORMAN OK

710 AM CDT MON OCT 13 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  CENTRAL AND EASTERN ARKANSAS

  NORTHERN LOUISIANA

  MISSOURI BOOTHEEL

  WESTERN MISSISSIPPI

  WESTERN TENNESSEE

  SMALL PART OF EAST TEXAS



* EFFECTIVE THIS MONDAY MORNING AND AFTERNOON FROM 710 AM UNTIL

  200 PM CDT.



* PRIMARY THREATS INCLUDE...

  A FEW TORNADOES POSSIBLE

  SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75

    MPH POSSIBLE



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 85 STATUTE

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

ALEXANDRIA LOUISIANA TO 30 MILES NORTHEAST OF WALNUT RIDGE

ARKANSAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4).



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 532...WW 533...



DISCUSSION...QLCS FCST TO INCREASE IN ORGANIZATION AND SEVERITY

THROUGH EARLY AFTN AS IT MOVES INTO DESTABILIZING AIR MASS NEAR MS

RIVER.  FAVORABLE LOW-LEVEL SHEAR ALSO WILL EXIST IN INFLOW REGION

TO SUPPORT SPORADIC MESOVORTICES WITH LOCALLY ENHANCED WIND RISK AND

A FEW TORNADOES POSSIBLE.  ISOLATED SUPERCELLS CANNOT BE RULED OUT

IN FOREGOING WARM SECTOR AS WELL...ESPECIALLY AS DIABATIC HEATING

BOOSTS BUOYANCY DURING MIDDAY.



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

SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND

GUSTS TO 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.

MEAN STORM MOTION VECTOR 26035.





...EDWARDS



354 

WWUS20 KWNS 131209

SEL4

SPC WW 131209

ARZ000-LAZ000-MOZ000-MSZ000-TNZ000-TXZ000-131900-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 534

NWS STORM PREDICTION CENTER NORMAN OK

710 AM CDT MON OCT 13 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  CENTRAL AND EASTERN ARKANSAS

  NORTHERN LOUISIANA

  MISSOURI BOOTHEEL

  WESTERN MISSISSIPPI

  WESTERN TENNESSEE

  SMALL PART OF EAST TEXAS



* EFFECTIVE THIS MONDAY MORNING AND AFTERNOON FROM 710 AM UNTIL

  200 PM CDT.



* PRIMARY THREATS INCLUDE...

  A FEW TORNADOES POSSIBLE

  SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75

    MPH POSSIBLE



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 85 STATUTE

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

ALEXANDRIA LOUISIANA TO 30 MILES NORTHEAST OF WALNUT RIDGE

ARKANSAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4).



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 532...WW 533...



DISCUSSION...QLCS FCST TO INCREASE IN ORGANIZATION AND SEVERITY

THROUGH EARLY AFTN AS IT MOVES INTO DESTABILIZING AIR MASS NEAR MS

RIVER.  FAVORABLE LOW-LEVEL SHEAR ALSO WILL EXIST IN INFLOW REGION

TO SUPPORT SPORADIC MESOVORTICES WITH LOCALLY ENHANCED WIND RISK AND

A FEW TORNADOES POSSIBLE.  ISOLATED SUPERCELLS CANNOT BE RULED OUT

IN FOREGOING WARM SECTOR AS WELL...ESPECIALLY AS DIABATIC HEATING

BOOSTS BUOYANCY DURING MIDDAY.



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

SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND

GUSTS TO 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.

MEAN STORM MOTION VECTOR 26035.





...EDWARDS

