274 NZUS45 KSLC 301656 WRKAFD .AVIATION...CEILINGS BELOW 7000FT AGL AT THE SLC TERMINAL SHOULD BEGIN TO SCATTER OUT IN THE AFTERNOON HOURS...WITH 20Z TO 22Z BEING THE MOST LIKELY TIME FRAME FOR HIGHER CEILINGS. SURFACE WINDS WILL REMAIN LIGHT AND VARIABLE THROUGH ABOUT 20Z...AT WHICH TIME LIGHT NORTHERLY WINDS SHOULD BEGIN TO PREVAIL. SOUTHEASTERLY DRAINAGE WINDS WILL LIKELY RETURN BETWEEN 02Z AND 03Z. && $$ SCHOENING