

267 

WWUS20 KWNS 230713

SEL8

SPC WW 230713

OKZ000-TXZ000-231200-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 198

NWS STORM PREDICTION CENTER NORMAN OK

215 AM CDT MON MAY 23 2016



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  PARTS OF SOUTHWEST AND SOUTH CENTRAL OKLAHOMA

  PARTS OF NORTHWEST AND NORTH CENTRAL TEXAS



* EFFECTIVE THIS MONDAY MORNING FROM 215 AM UNTIL 700 AM CDT.



* PRIMARY THREATS INCLUDE...

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE



SUMMARY...SMALL BOWING THUNDERSTORM CLUSTER WILL LIKELY PERSIST FOR

A FEW MORE HOURS WITH A CONTINUING THREAT FOR DAMAGING WINDS AND

HAIL...WHILE OTHER STORMS FORM TO THE WEST WITH A HAIL THREAT BEHIND

THE LEAD CLUSTER.  GRADUAL CHANGES IN STORM ENVIRONMENT SUGGEST THE

SEVERE RISK SHOULD DIMINISH JUST BEFORE DAYBREAK.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 40

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 30 MILES SOUTH OF

ALTUS OKLAHOMA TO 30 MILES SOUTH SOUTHEAST OF ARDMORE OKLAHOMA.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU8).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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 196. WATCH NUMBER 196 WILL NOT

BE IN EFFECT AFTER 215 AM CDT. CONTINUE...WW 195...WW 197...



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 550. MEAN STORM

MOTION VECTOR 28040.





...THOMPSON

