WATCHES: Severe Thunderstorm Watch Number 548

WWUS20 KWNS 042007
SEL8
SPC WW 042007
TXZ000-050100-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 548
NWS STORM PREDICTION CENTER NORMAN OK
310 PM CDT SAT JUL 4 2009

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

PARTS OF THE PANHANDLE/NORTHWEST TEXAS

EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 310 PM UNTIL
800 PM CDT.

HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 80
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55
STATUTE MILES EAST AND WEST OF A LINE FROM 55 MILES NORTH OF
CHILDRESS TEXAS TO 80 MILES SOUTH OF LUBBOCK TEXAS. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU8).

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 545...WW 546...WW 547...

DISCUSSION...REMNANT MCV AND ASSOCIATED MID LEVEL CONVECTIVE DEBRIS
IS SPREADING
ACROSS ECNTRL NM INTO THE WRN TX PANHANDLE. ALONG THE LEADING EDGE
OF THIS THICKER CLOUD CANOPY THUNDERSTORMS HAVE RECENTLY
DEVELOPED...JUST OFF THE CAP ROCK FROM SE OF LBB TO WHEELER COUNTY.
SFC TEMPERATURES HAVE WARMED AOA 100F WITHIN VEERED...BUT MOIST LOW
LEVEL PRE-FRONTAL FLOW. LATEST THINKING IS THIS ACTIVITY SHOULD
GRADUALLY EXPAND IN AREAL COVERAGE/INTENSITY OVER THE NEXT FEW
HOURS. GIVEN THE LARGE TEMP/DEW POINT SPREADS IT APPEARS STRONG
WINDS WILL BE THE PRIMARY SEVERE THREAT.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 29015.

...CARBIN

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