WATCHES: Severe Thunderstorm Watch Number 703

WWUS20 KWNS 141916
SEL3
SPC WW 141916
KSZ000-OKZ000-150200-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 703
NWS STORM PREDICTION CENTER NORMAN OK
215 PM CDT SUN OCT 14 2007

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

MUCH OF CENTRAL AND PARTS OF EASTERN KANSAS
PARTS OF NORTHERN OKLAHOMA

EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 215 PM UNTIL 900
PM CDT.

HAIL TO 2.5 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 65
STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTHEAST OF
CONCORDIA KANSAS TO 20 MILES SOUTHEAST OF ENID OKLAHOMA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU3).

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.

DISCUSSION...THUNDERSTORMS EXPECTED TO DEVELOP RAPIDLY ALONG/AHEAD
OF N/S COLD FRONT THRU CENTRAL KS TO NWRN OK. WITH AIR MASS NOW
MDTLY UNSTABLE AND THE CAP WEAKENING IN ADVANCE OF APPROACHING UPPER
TROUGH...SEVERE THUNDERSTORMS ALONG WITH ISOLATED SUPERCELLS ARE
LIKELY. PRIMARY THREAT WILL BE LARGE HAIL AND LOCAL DAMAGING WINDS.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 22035.

..HALES

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