MESO: Mesoscale Discussion 0580

ACUS11 KWNS 161422
SWOMCD
SPC MCD 161422
TXZ000-161545-

MESOSCALE DISCUSSION 0580
NWS STORM PREDICTION CENTER NORMAN OK
0922 AM CDT SUN MAY 16 2010

AREAS AFFECTED...SWRN TX

CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY

VALID 161422Z - 161545Z

THREAT FOR DAMAGING WIND WILL EXIST IN THE DEL RIO VICINITY NEXT 1-2
HOURS AS STORMS TRACK SEWD ALONG THE TX/MEXICO BORDER. A WW WILL
PROBABLY NOT BE NECESSARY UNLESS IT BECOMES EVIDENT THAT THE THREAT
WILL INCREASE IN AREAL COVERAGE.

THIS MORNING AN E-W STATIONARY BOUNDARY EXTENDS FROM JUST S OF DEL
RIO EWD INTO THE SWRN PARTS OF S-CNTRL TX. A RESERVOIR OF MODERATE
INSTABILITY EXISTS SOUTH OF THE BOUNDARY WITH 1500-2000 J/KG MLCAPE.
A WELL ORGANIZED SUPERCELL/BOW ECHO WITH COMMA HEAD WAS LOCATED
ABOUT 15 MILES NW OF DEL RIO MOVING SE AT 20 KT. SELY STORM RELATIVE
INFLOW AROUND 20-25 KT AND MODERATE WLY FLOW ALOFT SHOULD MAINTAIN
SEWD PROPAGATION NEXT COUPLE HOURS...AND ACTIVITY WILL LIKELY AFFECT
THE DEL RIO VICINITY WITHIN THE HOUR. DAMAGING WIND AND LARGE HAIL
ARE THE MAIN THREATS.

..DIAL.. 05/16/2010

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...EWX...

LAT...LON 29450097 29480017 29029970 28610029 29040067 29450097

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