It’s an unusual late December morning in Oxford — with temperatures in the low 20’s but a heavy fog shrouding the city.

The sub-freezing temperatures mean that the heavy fog could freeze in some places, making roadways slick, so drivers are encouraged to be careful.

The National Weather Service has issued a freezing fog advisory for Lafayette County until 9 a.m. this morning (Tuesday).

• … FREEZING FOG ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING… THE NATIONAL WEATHER SERVICE IN MEMPHIS HAS ISSUED A FREEZING FOG ADVISORY… WHICH IS IN EFFECT UNTIL 9 AM CST THIS MORNING. * VISIBILITY/TEMPERATURE… 1/2 MILE OR LESS WITH TEMPERATURES IN THE TEENS AND LOWER 20S. * TIMING… NOW UNTIL 9 AM CST THIS MORNING * IMPACTS… SOME ROADS ESPECIALLY IN ELEVATED AREAS COULD BECOME SLICK AND DANGEROUS TO DRIVE ON. PRECAUTIONARY/PREPAREDNESS ACTIONS… A FREEZING FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING… SLOW DOWN… USE YOUR HEADLIGHTS… AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU. ALSO… BE ALERT FOR FROST ON BRIDGE DECKS CAUSING SLIPPERY ROADS.
• FREEZING FOG FORMING OVER MUCH OF NORTH MISSISSIPPI AND WEST TENNESSEE… .FOG HAS DEVELOPED OVER A LARGE PORTION OF NORTH MISSISSIPPI AND SOUTHERN SECTIONS OF WEST TENNESSEE. SINCE TEMPERATURES ARE IN THE TEENS AND LOWER 20S THIS FOG COULD CAUSE SOME SLICK CONDITIONS ESPECIALLY ON ELEVATED SURFACES.