

294 

WWUS20 KWNS 201924

SEL2

SPC WW 201924

TXZ000-210300-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 192

NWS STORM PREDICTION CENTER NORMAN OK

220 PM CDT MON MAY 20 2013



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* TORNADO WATCH FOR PORTIONS OF

  CENTRAL AND NORTHERN TEXAS



* EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 220 PM UNTIL

  1000 PM CDT.



* PRIMARY THREATS INCLUDE...

  A FEW TORNADOES POSSIBLE

  SEVERAL LARGE HAIL EVENTS LIKELY WITH A FEW VERY LARGE HAIL

    EVENTS TO 3 INCHES IN DIAMETER POSSIBLE

  SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 90 STATUTE

MILES EAST AND WEST OF A LINE FROM 45 MILES WEST NORTHWEST OF

SHERMAN TEXAS TO 65 MILES SOUTHEAST OF SAN ANGELO TEXAS.  FOR A

COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE

UPDATE (WOUS64 KWNS WOU2).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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 189...WW 190...WW 191...



DISCUSSION...DISCRETE SUPERCELLS ARE EXPECTED TO INITIATE ALONG THE

DRYLINE DURING THE NEXT FEW HOURS...BEFORE 30-40 KT DEEP LAYER MEAN

WEST SOUTHWESTERLY FLOW SUPPORTS PROPAGATION AWAY FROM THE DRY LINE

INTO PARTS OF NORTHERN AND CENTRAL TEXAS.  LOW-LEVEL HODOGRAPHS ARE

EXPECTED TO STILL STRENGTHEN SOME LATE THIS AFTERNOON INTO THE

EVENING...PARTICULARLY NEAR THE RED RIVER.  AS THIS OCCURS...AND

ACTIVITY SPREADS INTO A LESS STRONGLY HEATED/HIGHER RELATIVELY

HUMIDITY BOUNDARY LAYER AIR MASS EAST OF THE DRY LINE...A RISK FOR

TORNADOES WILL EXIST...IN ADDITION TO THE POTENTIAL FOR LARGE HAIL

AND LOCALLY DAMAGING WIND GUSTS.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 25025.





...KERR

