FAUS20 KZLA 051445 ZLA MIS 03 VALID 051500-060300 ...FOR ATC PLANNING PURPOSES ONLY... STRONG WEST AND SOUTHWEST WINDS GUSTING TO 55 KNOTS ACROSS THE MOJAVE DESERT AND NORTHERN ARIZONA MAY BRING OCCASIONAL SEVERE TURBULENCE...STRONG UP- AND DOWNDRAFT...LOW-LEVEL WIND SHEAR...MOUNTAIN WAVE ACTIVITY AND BLOWING SAND AND DUST UNTIL 060600Z. =