URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 206
NWS STORM PREDICTION CENTER NORMAN OK
450 PM CDT MON APR 25 2011
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
PARTS OF NORTHEAST ARKANSAS
PARTS OF ILLINOIS
SMALL PART OF SOUTHWEST INDIANA
PARTS OF WESTERN KENTUCKY
PARTS OF SOUTHEAST MISSOURI
LARGE PART OF NORTHERN MISSISSIPPI
WESTERN TENNESSEE
EFFECTIVE THIS MONDAY AFTERNOON FROM 450 PM UNTIL MIDNIGHT CDT.
...THIS IS A PARTICULARLY DANGEROUS SITUATION...
DESTRUCTIVE TORNADOES...LARGE HAIL TO 2.5 INCHES IN DIAMETER...
THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE
POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 80 STATUTE
MILES EAST AND WEST OF A LINE FROM 70 MILES WEST SOUTHWEST OF
OXFORD MISSISSIPPI TO 35 MILES EAST NORTHEAST OF CARBONDALE
ILLINOIS. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).
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 201...WW 202...WW
203...WW 204...WW 205...
DISCUSSION...AS SURFACE LOW DEEPENS THIS EVENING NEWD TOWARD LOWER
OH VALLEY...STRONG SHEAR PROFILES AND RAPID NWD DESTABILIZATION WILL
TAKE PLACE NWD THRU THE WATCH. THIS SUPPORTS CURRENT SUPERCELLS NOW
IN AR TO DEVELOP RAPIDLY NEWD ACROSS THE WATCH WITH POTENTIAL FOR
STRONG TORNADOES.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
550. MEAN STORM MOTION VECTOR 23035.
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