WATCHES: Tornado Watch Number 54

WWUS20 KWNS 231804
SEL4
SPC WW 231804
KSZ000-OKZ000-240000-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 54
NWS STORM PREDICTION CENTER NORMAN OK
105 PM CDT MON MAR 23 2009

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

LARGE PART OF CENTRAL KANSAS
PARTS OF NORTHERN OKLAHOMA

EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 105 PM UNTIL 700
PM 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 65 STATUTE
MILES EAST AND WEST OF A LINE FROM 35 MILES NORTHEAST OF
CONCORDIA KANSAS TO 15 MILES SOUTHEAST OF ENID OKLAHOMA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU4).

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 53...

DISCUSSION...HEATING HAS DISSIPATED THE INHIBITION ALONG THE DRY
LINE ALLOWING SURFACE BASED CONVECTION TO DEVELOP ALONG WRN EDGE OF
WATCH. WITH VERY FAVORABLE DEEP LAYER SHEAR AND ADEQUATE
INSTABILITY SUPERCELLS ARE LIKELY TO DEVELOP AS STORMS INCREASE IN
NUMBER ALONG DRY LINE. IN ADDITION TO DAMAGING WINDS AND LARGE
HAIL...TORNADOES ARE POSSIBLE WITH ANY SUPERCELL.

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 22045.

...HALES

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