

614 

WWUS20 KWNS 121251

SEL4

SPC WW 121251

MOZ000-121800-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 574

NWS STORM PREDICTION CENTER NORMAN OK

755 AM CDT SUN JUL 12 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       CENTRAL INTO SOUTHWEST MISSOURI



EFFECTIVE THIS SUNDAY MORNING AND AFTERNOON FROM 755 AM UNTIL 100

PM CDT.



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 45

STATUTE MILES EITHER SIDE OF A LINE FROM 40 MILES WEST SOUTHWEST

OF KNOB NOSTER MISSOURI TO 25 MILES SOUTH OF FORT LEONARD WOOD

MISSOURI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4).



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 573...



DISCUSSION...SEVERE THUNDERSTORMS IN THE FORM OF ISOLATED CELLS

INVOF SURFACE FRONT AND PERHAPS A MORE ORGANIZED BOWING LINE

SHIFTING SEWD ACROSS WW ARE EXPECTED THROUGH THE MORNING.  LARGE

HAIL AND ISOLATED DAMAGING WINDS CAN BE EXPECTED WITH THE STRONGER

STORMS...ALTHOUGH WIND DAMAGE POTENTIAL WOULD INCREASE SHOULD MCS

MAINTAIN INTENSITY AS IT TURNS MORE SEWD THIS MORNING.



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 500. MEAN STORM

MOTION VECTOR 33035.





...EVANS

