Monday, May 13, 2013

MESO: Mesoscale Discussion 0636

ACUS11 KWNS 132026
SWOMCD
SPC MCD 132025
FLZ000-132230-

MESOSCALE DISCUSSION 0636
NWS STORM PREDICTION CENTER NORMAN OK
0325 PM CDT MON MAY 13 2013

AREAS AFFECTED...MIAMI-DADE AND BROWARD COUNTIES

CONCERNING...SEVERE POTENTIAL...WATCH UNLIKELY

VALID 132025Z - 132230Z

PROBABILITY OF WATCH ISSUANCE...5 PERCENT

SUMMARY...A FEW STRONG WIND GUSTS AND SMALL HAIL POSSIBLE WITH
ISOLATED CELLS.

DISCUSSION...A FEW SHOWERS AND INCIPIENT THUNDERSTORMS HAVE FORMED
OVER WRN MIAMI-DADE COUNTY...AND ARE SLOWLY DEEPENING WITH LIGHTNING
RECENTLY NOTED. THE SLOW GROWTH IS LIKELY INDICATIVE OF THE
RELATIVELY POOR LAPSE RATE PROFILES ALOFT...DRIER AIR AND WEAK
FORCING. OTHER CU WERE FORMING ALONG THE SEA BREEZE WHICH WAS NEARLY
STATIONARY BUT INLAND FROM SERN BROWARD INTO ERN MIAMI-DADE
COUNTIES.

GIVEN SOME STRONGER DEEP LAYER SHEAR AND CONTINUED HEATING...THESE
STORMS MAY EVENTUALLY PRODUCE STRONG WIND GUSTS OR SMALL HAIL IF
THEY CAN DEEPEN FURTHER...INCREASING THE LIKELIHOOD OF COLDER
DOWNDRAFTS. OTHERWISE...OUTFLOW FROM THESE CELLS SHOULD QUICKLY
STABILIZE THE AREA.

..JEWELL/WEISS.. 05/13/2013

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

ATTN...WFO...MFL...KEY...

LAT...LON 25338023 25398052 25668066 26068066 26338042 26458013
26287998 25338023

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