WEATHER SPOTTERS HAVE REPORTED PATCHY DENSE FOG WITH VISIBILITIES REDUCED TO ONE SIXTEENTH OF A MILE THIS MORNING IN THE LOS ANGELES AND VENTURA COUNTY VALLEYS. MOTORISTS ARE URGED TO USE CAUTION. SLOW DOWN INCREASE YOUR SPACE CUSHION AROUND YOU AND USE YOUR LOW BEAM HEADLIGHTS. PATCHY DENSE FOG WILL CONTINUE TO OCCUR OVER THE LOS ANGELES AND VENTURA COUNTY VALLEY OVER THE NEXT TWO HOURS AND THEN BURN OFF.