DAY1SVR: Public Severe Weather Outlook (Automatic)

499
WOUS40 KWNS 271721
PWOSPC
ARZ000-ILZ000-INZ000-KYZ000-MOZ000-TNZ000-280200-

PUBLIC SEVERE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1121 AM CST SUN FEB 27 2011

...SEVERE THUNDERSTORMS EXPECTED OVER PARTS OF ARKANSAS
NORTHEASTWARD TO THE LOWER OHIO VALLEY THIS AFTERNOON AND TONIGHT...

THE NWS STORM PREDICTION CENTER IN NORMAN OK IS FORECASTING THE
DEVELOPMENT OF A FEW STRONG TORNADOES OVER PARTS OF ARKANSAS
NORTHEASTWARD TO THE LOWER OHIO VALLEY THIS AFTERNOON AND TONIGHT.

THE AREAS MOST LIKELY TO EXPERIENCE THIS ACTIVITY INCLUDE

CENTRAL AND NORTHEAST ARKANSAS
SOUTHERN ILLINOIS
EXTREME SOUTHWEST INDIANA
WESTERN KENTUCKY
SOUTHEAST MISSOURI
NORTHWEST TENNESSEE

ELSEWHERE...SEVERE STORMS ARE ALSO POSSIBLE FROM PARTS OF
KANSAS...OKLAHOMA...AND NORTHEAST TEXAS TO THE OHIO VALLEY.

A STRONG UPPER LEVEL STORM SYSTEM OVER ARIZONA AND NEW MEXICO AS OF
LATE MORNING WILL MOVE EAST-NORTHEASTWARD OVER KANSAS AND OKLAHOMA
THIS EVENING...AND CONTINUING OVER ARKANSAS AND MISSOURI OVERNIGHT.
THE UPPER LEVEL SYSTEM WILL BE PRECEDED BY A SURFACE LOW PRESSURE
CENTER WHICH WILL DEVELOP EASTWARD ALONG THE KANSAS AND OKLAHOMA
BORDER THIS EVENING...AND THEN NORTHEASTWARD INTO THE OHIO VALLEY
OVERNIGHT. A MOIST AND UNSTABLE AIR MASS IS SPREADING NORTHWARD
ACROSS THE SOUTHERN PLAINS AND LOWER MISSISSIPPI VALLEY IN ADVANCE
OF THIS STORM SYSTEM...AND THIS WILL SET THE STAGE FOR SEVERAL
ROUNDS OF SEVERE THUNDERSTORMS BEGINNING THIS AFTERNOON AND
CONTINUING INTO TONIGHT.

THE MOST SIGNIFICANT THREAT FOR TORNADOES SHOULD BEGIN LATER THIS
AFTERNOON ACROSS THE NORTHEAST ARKANSAS AND WESTERN TENNESSEE
AREA...AND THEN CONTINUE OVERNIGHT WHILE SPREADING NORTHEASTWARD
ACROSS SOUTHEAST MISSOURI...SOUTHERN ILLINOIS...WESTERN
KENTUCKY...AND EXTREME SOUTHWEST INDIANA. A COUPLE OF STRONG
TORNADOES WILL BE POSSIBLE IN THIS AREA...ALONG WITH DAMAGING WINDS
AND LARGE HAIL. A FEW SEVERE STORMS ARE ALSO EXPECTED BY LATE
AFTERNOON/EVENING FROM NORTHERN OKLAHOMA INTO SOUTHEAST
KANSAS...WHERE A FEW TORNADOES AND LARGE HAIL WILL BE THE MAIN
THREATS.

STATE AND LOCAL EMERGENCY MANAGERS ARE MONITORING THIS POTENTIALLY
VERY DANGEROUS 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.

..THOMPSON.. 02/27/2011

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