WATCHES: Tornado Watch Number 244

WWUS20 KWNS 012236
SEL4
SPC WW 012236
IAZ000-KSZ000-MOZ000-020600-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 244
NWS STORM PREDICTION CENTER NORMAN OK
540 PM CDT THU MAY 1 2008

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

LARGE PART OF CENTAL IOWA
LARGE PART OF EASTERN KANSAS
LARGE PART OF WESTERN MISSOURI

EFFECTIVE THIS THURSDAY AFTERNOON AND FRIDAY MORNING FROM 540 PM
UNTIL 100 AM CDT.

TORNADOES...HAIL TO 3 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 75 STATUTE
MILES EAST AND WEST OF A LINE FROM 45 MILES SOUTH OF CHANUTE
KANSAS TO 50 MILES NORTH OF DES MOINES IOWA. 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 243...

DISCUSSION...SEVERE THUNDERSTORMS WILL RAPIDLY INCREASE IN NUMBER
AND INTENSITY ALONG AND E OF DRY LINE WHERE VERY UNSTABLE AIRMASS
EXISTS. WITH STRONG VEERING SHEAR PROFILES IN PLACE AND APPROACH OF
MID LEVEL WIND MAX TORNADIC SUPERCELLS INCLUDING VERY LARGE HAIL ARE
LIKELY.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
550. MEAN STORM MOTION VECTOR 21035.

...HALES

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