WATCHES: Severe Thunderstorm Watch Number 162

WWUS20 KWNS 132306
SEL2
SPC WW 132306
TXZ000-140600-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 162
NWS STORM PREDICTION CENTER NORMAN OK
605 PM CDT FRI APR 13 2012

THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

SOUTHERN AND EASTERN TEXAS PANHANDLE

EFFECTIVE THIS FRIDAY NIGHT AND SATURDAY MORNING FROM 605 PM
UNTIL 100 AM CDT.

HAIL TO 2 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 50
STATUTE MILES EAST AND WEST OF A LINE FROM 50 MILES EAST
NORTHEAST OF AMARILLO TEXAS TO 50 MILES EAST SOUTHEAST OF
PLAINVIEW TEXAS. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).

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 160...WW 161...

DISCUSSION...TSTMS DEVELOPING ALONG WARM FRONT/DRYLINE RETREATING
NWWD ACROSS REGION ARE DOING SO IN AN ENVIRONMENT CHARACTERIZED BY
MLCAPE OF 2000-2500 J/KG AND 50 KT OF EFFECTIVE BULK SHEAR. AS
SUCH...POTENTIAL WILL EXIST FOR SUPERCELL EVOLUTION WITH AN
ATTENDANT RISK OF LARGE HAIL AND DAMAGING WINDS. INCREASING
LOW-LEVEL MOISTURE AND NEAR GROUND SHEAR IS ANTICIPATED ACROSS THE
ERN PNHDL LATER THIS EVENING INTO TONIGHT...SIGNALING A HEIGHTENED
TORNADO RISK. THUS...CONDITIONS WILL BE MONITORED FOR A POSSIBLE
UPGRADE TO A TORNADO WATCH IN THE 14/00-03Z TIME FRAME.

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 25025.

...MEAD

+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
To unsubscribe from WX-STORM send e-mail to LISTSERV@LISTSERV.ILLINOIS.EDU with
"unsub wx-storm" in the body of your message. For more information write cnovy@cox.net.