[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 212048
SWOMCD
SPC MCD 212048 
CAZ000-212215-

MESOSCALE DISCUSSION 0193
NWS STORM PREDICTION CENTER NORMAN OK
0248 PM CST MON FEB 21 2005

AREAS AFFECTED...SRN CA

CONCERNING...SEVERE THUNDERSTORM WATCH 25...

VALID 212048Z - 212215Z

AN ISOLATED SEVERE THREAT WILL CONTINUE IN WW 25 OVER THE NEXT FEW
HOURS. THE MAIN THREAT WILL BE HAIL WITH THE STRONGER ROTATING
CELLS. AN ISOLATED TORNADO WILL ALSO BE POSSIBLE.

AN UPPER-LOW EVIDENT ON WATER VAPOR IMAGERY IS CURRENTLY LOCATED OFF
THE CA COAST. A BAND OF STRONG ASCENT WILL SPREAD INLAND THIS
AFTERNOON SUSTAINING STORMS THAT ARE ONGOING IN THE LA BASIN. IN
ADDITION...REDEVELOPMENT OF CONVECTION JUST OFFSHORE WILL BE
POSSIBLE LATE THIS AFTERNOON. FORECAST SOUNDING FOR 22Z SHOW
ADEQUATE DEEP LAYER SHEAR AND STRONG LOW-LEVEL VEERING WIND PROFILES
FAVORABLE FOR  MINI SUPERCELLS. STEEP MID-LEVEL LAPSE RATES AND COLD
AIR ALOFT WILL HELP CREATE A HAIL THREAT WITH THE STRONGER CELLS. IN
ADDITION...A BRIEF TORNADO THREAT MAY EXIST AS ROTATING CELLS
STRENGTHEN AND MATURE MOVING NWD ACROSS THE LA BASIN.

..BROYLES.. 02/21/2005

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

ATTN...WFO...SGX...LOX...

32621771 33861887 34341931 34491880 34411797 33341710
32661655 

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