

000 

WWUS20 KWNS 250204

SEL1

SPC WW 250204

ARZ000-250700-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 181

NWS STORM PREDICTION CENTER NORMAN OK

905 PM CDT TUE APR 24 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       CENTRAL AND NORTHERN ARKANSAS



EFFECTIVE THIS TUESDAY NIGHT AND WEDNESDAY MORNING FROM 905 PM

UNTIL 200 AM CDT.



TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 60 STATUTE

MILES EAST AND WEST OF A LINE FROM 30 MILES NORTHEAST OF FLIPPIN

ARKANSAS TO 30 MILES SOUTH SOUTHWEST OF HOT SPRINGS ARKANSAS.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU1).



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...THIS TORNADO WATCH REPLACES TORNADO

WATCH NUMBER 177. WATCH NUMBER 177 WILL NOT BE IN EFFECT AFTER

905 PM CDT. CONTINUE...WW 176...WW 179...WW 180...



DISCUSSION...FAST MOVING BOW SEGMENTS ALONG WITH EMBEDDED SUPERCELLS

WILL POSE DAMAGING WIND AND TORNADO THREAT ACROSS WW THIS

EVENING...WITHIN VERY STRONG LOW AND DEEP LAYER SHEAR.



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

SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 24035.





...EVANS

