(Update 7:25-a.m. – NWS)

…PATCHY DENSE FOG CONTINUES THIS MORNING...

PATCHY TO AREAS OF FOG…DENSE AT TIMES…CONTINUES OVER CENTRAL
AND SOUTHERN IOWA EARLY THIS (TUESDAY) MORNING. VISIBILITY HAS DROPPED TO ONE QUARTER MILE OR LESS AT TIMES. THE FOG WILL PERSIST THROUGH MID MORNING. PERSONS TRAVELING EARLY TODAY SHOULD EXERCISE CAUTION WHEN ENCOUNTERING AREAS OF FOG…SLOW DOWN…USE LOW BEAM HEADLIGHTS…AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION SAFELY. BE ESPECIALLY CAUTIOUS NEAR SCHOOL BUS STOPS… INTERSECTIONS…AND RAILROAD CROSSINGS. CONDITIONS WILL IMPROVE AFTER 930 AM THIS MORNING WHEN THE FOG BEGINS TO LIFT.