Significant Severe Weather Outbreak Today!!!

Public Severe Weather Outlook

ZCZC SPCPWOSPC ALL WOUS40 KWNS 271025 ARZ000-ILZ000-INZ000-KYZ000-MOZ000-TNZ000-271800- PUBLIC SEVERE WEATHER OUTLOOK NWS STORM PREDICTION CENTER NORMAN OK 0425 AM CST SUN FEB 27 2011 ...SIGNIFICANT SEVERE THUNDERSTORMS EXPECTED OVER PARTS OF THE OZARK PLATEAU INTO MID-SOUTH/LOWER OHIO VALLEY LATER TODAY AND TONIGHT... THE NWS STORM PREDICTION CENTER IN NORMAN OKLAHOMA IS FORECASTING THE DEVELOPMENT OF A FEW STRONG TORNADOES AND POTENTIALLY WIDESPREAD DAMAGING WINDS OVER PARTS OF THE OZARK PLATEAU INTO MID-SOUTH/LOWER OHIO VALLEY LATER TODAY AND TONIGHT. THE AREAS MOST LIKELY TO EXPERIENCE THIS ACTIVITY INCLUDE MUCH OF ARKANSAS SOUTHERN ILLINOIS FAR SOUTHWEST INDIANA WESTERN KENTUCKY SOUTHEAST MISSOURI WESTERN TENNESSEE ELSEWHERE...SEVERE STORMS ARE ALSO POSSIBLE FROM PORTIONS OF THE CENTRAL AND SOUTHERN PLAINS EAST/NORTHEAST THROUGH THE MID MISSISSIPPI/OHIO VALLEYS AND MID-SOUTH. A POWERFUL UPPER-LEVEL STORM SYSTEM AND ASSOCIATED 100+ MPH JET STREAM OVER THE SOUTHWESTERN DESERTS THIS MORNING WILL PROGRESS EAST THROUGH THE SOUTHERN ROCKIES...CENTRAL AND SOUTHERN PLAINS... REACHING THE MIDDLE AND LOWER MISSISSIPPI VALLEY BY MONDAY MORNING. MEANWHILE...AN AREA OF LOW PRESSURE IN THE LOWER ATMOSPHERE FORMING OVER SOUTHEAST COLORADO WILL MOVE EAST ACROSS SOUTHERN KANSAS OR NORTHERN OKLAHOMA BEFORE ACCELERATING NORTHEAST THROUGH CENTRAL MISSOURI AND THE OHIO VALLEY TONIGHT. SOUTHERLY WINDS IN ADVANCE OF THIS LOW PRESSURE WILL DRAW A WARM AND HUMID AIR MASS NORTH THROUGH THE CENTRAL AND SOUTHERN PLAINS...MIDDLE/LOWER MISSISSIPPI AND OH VALLEYS. INITIAL SEVERE THUNDERSTORM DEVELOPMENT IS EXPECTED THIS AFTERNOON INTO EVENING OVER PORTIONS OF EASTERN KANSAS INTO WESTERN MISSOURI AS THE UPPER-AIR DISTURBANCE BEGINS TO INTERACT WITH THE MOIST...UNSTABLE AIR MASS. STRONG VERTICAL WIND SHEAR WILL PROMOTE THE DEVELOPMENT OF INTENSE STORMS CAPABLE OF LARGE HAIL...DAMAGING WINDS AND A FEW TORNADOES. THIS ACTIVITY IS EXPECTED TO RAPIDLY MOVE AND/OR DEVELOP EAST AND NORTHEAST THROUGH THE MID MISSISSIPPI AND OHIO VALLEYS TONIGHT IN CONJUNCTION WITH THE SURFACE LOW PRESSURE CENTER. A SEPARATE AREA OF SEVERE THUNDERSTORMS IS EXPECTED TO DEVELOP THIS EVENING INTO TONIGHT FROM THE VICINITY OF A PACIFIC FRONT/DRYLINE OVER EASTERN OKLAHOMA AND WESTERN ARKANSAS NORTHEAST TOWARD THE CONFLUENCE OF THE MISSISSIPPI AND OHIO RIVERS. THESE STORMS WILL MOVE EAST THROUGH THE EARLY MORNING HOURS MONDAY WITH A RISK FOR POTENTIALLY WIDESPREAD DAMAGING WINDS AND TORNADOES /SOME POSSIBLY STRONG/ FROM THE OZARK PLATEAU ACROSS PARTS OF THE MID-SOUTH. 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. ..MEAD.. 02/27/2011 $$

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