Tornado Watch 456

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 456
NWS STORM PREDICTION CENTER NORMAN OK
850 PM CDT WED JUN 4 2008
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
PARTS OF NORTHEAST COLORADO
PARTS OF SOUTHWEST IOWA
PARTS OF NORTHERN KANSAS
SMALL PART OF NORTHWEST MISSOURI
LARGE PART OF SOUTHERN NEBRASKA
EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 850 PM
UNTIL 400 AM CDT.
TORNADOES...HAIL TO 2.5 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 55 STATUTE
MILES NORTH AND SOUTH OF A LINE FROM 40 MILES NORTHWEST OF
BURLINGTON COLORADO TO 30 MILES EAST NORTHEAST OF SHENANDOAH
IOWA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED
WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).
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...THIS TORNADO WATCH REPLACES
TORNADO
WATCH NUMBER 451
. WATCH NUMBER 451 WILL NOT BE IN EFFECT AFTER
850 PM CDT. CONTINUE...
WW 448
...
WW 453
...
WW 454
...
WW 455
...
DISCUSSION...SEVERE STORMS/SUPERCELLS WILL CONTINUE DEVELOPING
VICINITY OF E/W FRONTAL ZONE. SHEAR PROFILES AND INCREASING LOW
LEVEL JET WILL MAINTAIN TORNADO POTENTIAL WITH ANY SUPERCELL WELL
INTO THE NIGHT.
AVIATION...TORNADOES AND 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 26030.
...HALES