SEVERE THUNDERSTORM WATCH NUMBER 21
NWS STORM PREDICTION CENTER NORMAN OK
720 AM CST THU MAR 4 2004
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
SOUTHERN KANSAS
NORTH CENTRAL AND NORTHEAST OKLAHOMA
EFFECTIVE THIS THURSDAY MORNING AND AFTERNOON FROM 720 AM UNTIL
100 PM CST.
HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 60
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 80 STATUTE MILES
NORTH AND SOUTH OF A LINE FROM 70 MILES NORTH NORTHWEST OF FORT
SILL OKLAHOMA TO 50 MILES EAST SOUTHEAST OF CHANUTE KANSAS.
REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES.
OTHER WATCH INFORMATION...THIS SEVERE THUNDERSTORM WATCH REPLACES
SEVERE THUNDERSTORM WATCH NUMBER 18. WATCH NUMBER 18 WILL NOT BE
IN EFFECT AFTER 720 AM CST. CONTINUE...WW 19...WW 20...
DISCUSSION...ELEVATED THUNDERSTORMS WITH THE POTENTIAL FOR HAIL
EXPECTED TO INCREASE IN COVERAGE ALONG 850 MB WARM FRONT LATER THIS
MORNING AS LOW LEVEL JET STRENGTHENS DOWNSTREAM FROM EJECTING
MEXICAN UPPER VORT.
AVIATION...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 500. MEAN STORM
MOTION VECTOR 21045.
...CORFIDI
