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000
WOUS40 KWNS 211644
PWOSPC
ARZ000-LAZ000-OKZ000-TXZ000-220200-

PUBLIC SEVERE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1143 AM CDT TUE MAY 21 2013

...SEVERE THUNDERSTORMS EXPECTED OVER PARTS OF THE SOUTHERN PLAINS
AND ARKLATEX THIS AFTERNOON AND TONIGHT...

THE NWS STORM PREDICTION CENTER IN NORMAN OK IS FORECASTING THE
DEVELOPMENT OF A FEW STRONG TORNADOES...AND SCATTERED TO WIDESPREAD
DAMAGING WINDS/LARGE HAIL OVER PARTS OF THE SOUTHERN PLAINS AND
ARKLATEX THIS AFTERNOON AND TONIGHT.

THE AREAS MOST LIKELY TO EXPERIENCE THIS ACTIVITY INCLUDE

       SOUTHERN ARKANSAS
       NORTHWEST LOUISIANA
       FAR SOUTHEAST OKLAHOMA
       NORTH-CENTRAL AND NORTHEAST TEXAS

ELSEWHERE...SEVERE STORMS ARE ALSO POSSIBLE FROM THE LOWER MS VALLEY
TO THE LOWER GREAT LAKES AND NORTHEAST.

ONGOING CLUSTER OF SEVERE STORMS ACROSS SRN OK INTO NWRN TX WILL
DEVELOP E/SEWD ACROSS MOST OF N-CNTRL/NERN TX THROUGH THE AFTERNOON.
THIS ACTIVITY WILL EXPAND IN COVERAGE AND SHOULD TAKE ON A
LINEAR/BOWING SHAPE...POSSIBLY ACCELERATING AS IT REACHES THE
ARKLATEX AREA IN THE EARLY EVENING. A VOLATILE COMBINATION OF
INGREDIENTS MAY YIELD A SUBSTANTIAL SEVERE WEATHER THREAT FOR
POTENTIALLY WIDESPREAD AND DESTRUCTIVE DAMAGING WINDS...LARGE HAIL
AND A FEW STRONG TORNADOES.

STATE AND LOCAL EMERGENCY MANAGERS ARE MONITORING THIS DEVELOPING
SITUATION. THOSE IN THE THREATENED AREA ARE URGED TO REVIEW SEVERE
WEATHER SAFETY RULES AND TO LISTEN TO RADIO...TELEVISION...AND NOAA
WEATHER RADIO FOR POSSIBLE WATCHES...WARNINGS...AND STATEMENTS LATER
TODAY.

..GRAMS.. 05/21/2013