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088 

WWUS20 KWNS 272022

SEL1

SPC WW 272022

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URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 191

NWS STORM PREDICTION CENTER NORMAN OK

320 PM CDT TUE MAY 27 2014



THE NWS STORM PREDICTION CENTER HAS ISSUED A



* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

  CENTRAL AND NORTH CENTRAL TEXAS



* EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 320 PM UNTIL

  1100 PM CDT.



* PRIMARY THREATS INCLUDE...

  SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS

    TO 2 INCHES IN DIAMETER POSSIBLE

  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

  A TORNADO OR TWO POSSIBLE



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 80

STATUTE MILES EAST AND WEST OF A LINE FROM 10 MILES WEST

NORTHWEST OF SHERMAN TEXAS TO 75 MILES WEST SOUTHWEST OF TEMPLE

TEXAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED

WATCH OUTLINE UPDATE (WOUS64 KWNS WOU1).



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...CONTINUE...WW 190...



DISCUSSION...TSTMS EXPECTED TO INCREASE IN COVERAGE/STRENGTH THROUGH

EARLY EVE IN ZONE OF LOW-LVL CONFLUENCE AHEAD OF WEAK CONVERGENCE

ZONE/TROUGH ROTATING SEWD THROUGH BASE OF RED RVR VLY UPR LOW /REF

MCD 729/. AMPLE BUOYANCY APPEARS PRESENT FOR SVR HAIL THROUGHOUT

WW...AND WNWLY DEEP SHEAR INCREASES WITH SWD EXTENT IN WW. THIS

FURTHER SUGGESTS AN INCREASING POTENTIAL FOR SUPERCELLS...LARGER

HAIL...AND POSSIBLY A TORNADO OR TWO IN SRN PART OF WW.



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

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 30025.





...CORFIDI

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