

000 

WWUS20 KWNS 150829

SEL7

SPC WW 150829

GAZ000-151400-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 117

NWS STORM PREDICTION CENTER NORMAN OK

430 AM EDT SAT MAR 15 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       NORTH-CENTRAL GEORGIA



EFFECTIVE THIS SATURDAY MORNING FROM 430 AM UNTIL 1000 AM EDT.



HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55

STATUTE MILES EITHER SIDE OF A LINE FROM 40 MILES EAST NORTHEAST

OF ROME GEORGIA TO 40 MILES SOUTH SOUTHEAST OF ATLANTA GEORGIA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU7).



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



OTHER WATCH INFORMATION...CONTINUE...WW 114...WW 115...WW 116...



DISCUSSION...MATURE BOW ECHO MOVING EAST AT 50KT ACROSS EAST-CENTRAL

AL WILL CROSS INTO GA AND TRACK ACROSS NORTH-CENTRAL GA AREA THROUGH

THE EARLY MORNING HOURS. MCS IS MOVING ALONG AND NORTH OF

STRENGTHENING WEST-TO-EAST WARM FRONT WHERE FAVORABLE SWLY INFLOW OF

WARM MOIST AIR INTO THE SOUTHERN FLANK OF THE CONVECTIVE COMPLEX IS

EXPECTED TO SUSTAIN STRONG STORM UPDRAFTS. DEEP-LAYER SHEAR ACROSS

THE AREA WILL REMAIN SUPPORTIVE OF UPDRAFT ORGANIZATION WITH HAIL

AND STRONG WINDS EXPECTED AS THE SYSTEM MOVES THROUGH EARLY TODAY.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 350. MEAN STORM

MOTION VECTOR 24045.





...CARBIN

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