URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 771
STORM PREDICTION CENTER NORMAN OK
208 PM CST TUE OCT 31 2000

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

EASTERN COLORADO
WESTERN KANSAS
NORTHWESTERN OKLAHOMA
NORTHERN TEXAS PANHANDLE


EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 230 PM UNTIL 9PM CST.

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 ALONG AND 70 STATUTE MILES EAST AND WEST
OF A LINE FROM 50 MILES NORTHEAST OF GOODLAND KANSAS TO 60 MILES
SOUTHWEST OF GAGE OKLAHOMA.

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 THREATENINGWEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLEWARNINGS.

DISCUSSION...THUNDERSTORMS ARE INCREASING RAPIDLY ALONG DRY LINE/
COLD FRONT NEAR CO/KS BORDER. ACTIVITY IS EXPECTED TO DEVELOP
SOUTHWARD INTO TX PANHANDLE WITH TIME AND SPREAD NEWD INTO KS AND NWRN OK. STRONG DEEP LEVEL SHEAR SUGGESTS SUPERCELLS ARE POSSIBLE WITH RISK OF DAMAGING WINDS AND LARGE HAIL. TORNADOES ARE ALSO POSSIBLE IN AREAS OF INCREASED AND BACKED LOW LEVEL FLOW.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WINDGUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.
MEAN STORM MOTION VECTOR 21035.

...JOHNS