WATCHES: Severe Thunderstorm Watch Number 29

WWUS20 KWNS 151925
SEL9
SPC WW 151925
OKZ000-TXZ000-160300-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 29
NWS STORM PREDICTION CENTER NORMAN OK
220 PM CDT SAT MAR 15 2014

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
SOUTHERN OKLAHOMA
NORTHERN AND CENTRAL TEXAS

* EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 220 PM UNTIL
1000 PM CDT.

* PRIMARY THREATS INCLUDE...
SEVERAL LARGE HAIL EVENTS LIKELY WITH A FEW VERY LARGE HAIL
EVENTS TO 2 INCHES IN DIAMETER POSSIBLE
A FEW DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 65
STATUTE MILES EAST AND WEST OF A LINE FROM 20 MILES SOUTH
SOUTHEAST OF BROWNWOOD TEXAS TO 55 MILES NORTHEAST OF ARDMORE
OKLAHOMA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).

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.

&&

DISCUSSION...TSTMS NOW FORMING/STRENGTHENING IN WRN N TX AND OVER
WRN PARTS OF THE HILL COUNTRY SHOULD FURTHER STRENGTHEN AND INCREASE
IN ORGANIZATION/SUSTENANCE AS ASSOCIATED W TX UPR IMPULSE ASSUMES
MORE OF A NEUTRAL TILT AND CONTINUES ENE TOWARD/ACROSS WW REGION.
AREA VWP DATA SHOW ASSOCIATED INCREASE IN LOW/MID-LVL WIND FIELD
THAT SUGGESTS POTENTIAL FOR THE EVENTUAL DEVELOPMENT OF A FEW
EMBEDDED SUPERCELLS CAPABLE OF SVR HAIL AND PERHAPS DMGG WIND. THE
ACTIVITY MAY MERGE INTO A SMALL MCS THAT CONTINUES MAINLY ENE INTO
NE TX/S CNTRL AND SE OK THROUGH MID-EVE.

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 450. MEAN STORM
MOTION VECTOR 23035.


...CORFIDI

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