WATCHES: Tornado Watch Number 505

WWUS20 KWNS 102249
SEL5
SPC WW 102249
KSZ000-OKZ000-110600-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 505
NWS STORM PREDICTION CENTER NORMAN OK
550 PM CDT TUE JUN 10 2008

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

LARGE PART OF WESTERN KANSAS
PARTS OF NORTHWEST OKLAHOMA

EFFECTIVE THIS TUESDAY AFTERNOON AND WEDNESDAY MORNING FROM 550
PM UNTIL 100 AM CDT.

TORNADOES...HAIL TO 3.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 75 STATUTE
MILES EAST AND WEST OF A LINE FROM 35 MILES WEST NORTHWEST OF
RUSSELL KANSAS TO 35 MILES EAST SOUTHEAST OF GAGE OKLAHOMA. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU5).

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 500...WW 501...WW
502...WW 503...WW 504...

DISCUSSION...A VERY UNSTABLE AIRMASS HAS SPREAD NWD TO E OF DRY
LINE WHICH EXTENDS N/S THRU WRN KS/TX PANHANDLE. WITH 50KT OF DEEP
LAYER SHEAR AND MLCAPES TO AOA 3000 J/KG...SUPERCELLS WILL DEVELOP
ALONG/E OF DRY LINE. IN ADDITION TO VERY LARGE HAIL AND DAMAGING
WINDS...TORNADOES WILL BE POSSIBLE WITH ANY SUPERCELL. STORM MODE
POSSIBLY DEVELOPING UPSCALE INTO A SEVERE MCS THIS EVENING TRACKING
EWD VICINITY SRN KS/OK BORDER AREA.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
550. MEAN STORM MOTION VECTOR 26025.

...HALES

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