National Weather Service Raw Text Product

000 
WWUS20 KWNS 032207
SEL4  
SPC WW 032210
COZ000-NEZ000-040300-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 224 
NWS STORM PREDICTION CENTER NORMAN OK 
410 PM MDT SAT MAY 3 2003

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

       EXTREME NORTHEAST COLORADO
       WESTERN NEBRASKA

EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 410 PM UNTIL
900 PM MDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 55 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 35 MILES EAST NORTHEAST OF CHADRON NEBRASKA TO 15
MILES SOUTHWEST OF IMPERIAL NEBRASKA.

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 220...WW 221...WW 222...WW
223...


DISCUSSION...THREAT FOR SUPERCELLS/TORNADOES WILL INCREASE DURING
THE EVENING ACROSS THE WRN NEB AREA.  STRONG PRESSURE FALLS ACROSS
THIS AREA WILL RESULT IN BACKED LOW-LEVEL WINDS/STRONG LOW-LEVEL
SHEAR BENEATH 40-50 KT MID LEVEL FLOW.	ALSO...MOISTURE ADVECTION
FROM THE SE WILL RESULT IN DESTABILIZATION ACROSS WRN NEB THROUGH
THE EVENING.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 50 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.
MEAN STORM MOTION VECTOR 26025.


...THOMPSON

430,1010 402,1002 402,1030 430,1035