

000 

WWUS20 KWNS 030021

SEL6

SPC WW 030021

KSZ000-OKZ000-030800-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 86

NWS STORM PREDICTION CENTER NORMAN OK

620 PM CST SUN MAR 2 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       SOUTHEAST KANSAS

       NORTHEAST OKLAHOMA



EFFECTIVE THIS SUNDAY NIGHT AND MONDAY MORNING FROM 620 PM UNTIL

200 AM CST.



HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55

STATUTE MILES EAST AND WEST OF A LINE FROM 30 MILES SOUTH

SOUTHEAST OF TULSA OKLAHOMA TO 25 MILES NORTH OF CHANUTE KANSAS.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU6).



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...CONTINUE...WW 83...WW 84...WW 85...



DISCUSSION...SEVERE THUNDERSTORMS WILL CONTINUE TO DEVELOP

ALONG/AHEAD OF ADVANCING POLAR COLD FRONT AS IT SURGES SOUTHEAST

ACROSS KS AND NORTHERN OK.  ALTHOUGH ISOLATED SUPERCELLS MAY BE

EMBEDDED WITHIN COMPLEX BAND OF FRONTAL CONVECTION...LATEST THINKING

IS DAMAGING WINDS AND LARGE HAIL WILL BE THE PRIMARY SEVERE THREATS

INTO THE EARLY MORNING HOURS.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 400. MEAN STORM

MOTION VECTOR 26035.





...DARROW

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