

527 

WWUS20 KWNS 120313

SEL5

SPC WW 120313

TXZ000-121000-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 385

NWS STORM PREDICTION CENTER NORMAN OK

1015 PM CDT THU JUN 11 2009



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       CENTRAL TEXAS



EFFECTIVE THIS THURSDAY NIGHT AND FRIDAY MORNING FROM 1015 PM

UNTIL 500 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 55

STATUTE MILES EITHER SIDE OF A LINE FROM 45 MILES WEST SOUTHWEST

OF BROWNWOOD TEXAS TO 30 MILES EAST SOUTHEAST OF AUSTIN TEXAS.

FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH

OUTLINE UPDATE (WOUS64 KWNS WOU5).



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 381...WW 383...WW 384...



DISCUSSION...WDLY SCTD SLIGHTLY ELEVATED SUSTAINED STORMS/POSSIBLE

SUPERCELLS EXPECTED ATOP COLD POOL LEFT FROM WEAKENING STORM CLUSTER

NOW SE OF AUS.  MODEST BUT SUSTAINED MOIST SSWLY LLJ BENEATH DEEP

EML WILL MAINTAIN THREAT FOR LARGE HAIL/LOCALLY DMGG WIND AND

PERHAPS AN ISOLD TORNADO....DESPITE ABSENCE OF STRONG LARGE SCALE

FORCING FOR ASCENT.



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 550. MEAN STORM

MOTION VECTOR 31015.





...CORFIDI

