WATCHES: Severe Thunderstorm Watch Number 560

WWUS20 KWNS 042311
SEL0
SPC WW 042311
MOZ000-050500-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 560
NWS STORM PREDICTION CENTER NORMAN OK
615 PM CDT SAT AUG 4 2012

THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

SOUTHERN MISSOURI

EFFECTIVE THIS SATURDAY NIGHT FROM 615 PM UNTIL MIDNIGHT CDT.

HAIL TO 2 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 NORTH AND SOUTH OF A LINE FROM 10 MILES WEST
SOUTHWEST OF JOPLIN MISSOURI TO 55 MILES EAST SOUTHEAST OF VICHY
MISSOURI. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).

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 558...WW 559...

DISCUSSION...SCATTERED THUNDERSTORMS ARE INTENSIFYING ALONG A WEAK
SURFACE BOUNDARY OVER SOUTH-CENTRAL MO...AND IN A DEEPLY MIXED AIR
MASS ALONG THE MO/KS BORDER. BOTH GROUPS OF STORMS SHOULD MOVE
SLOWLY EASTWARD THROUGH THE EVENING WITH THE THREAT OF LOCALLY
DAMAGING WINDS AND LARGE HAIL.

AVIATION...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 27025.


...HART

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