Weather Outlook for Shelby County, IL (morning and entire day January 2, 2017): National WEATHER service

PATCHY DENSE FOG EXPECTED THROUGH TUESDAY MORNING (January 3)... WIDESPREAD FOG IS EXPECTED THROUGH TUESDAY MORNING. THE FOG MAY BE LOCALLY DENSE... REDUCING THE VISIBILITY TO ONE-QUARTER MILE OR LESS IN SPOTS. VISIBILITIES MAY IMPROVE SOMEWHAT LATE THIS MORNING OR THIS AFTERNOON... BUT SHOULD WORSEN AGAIN TONIGHT. MOTORISTS SHOULD SLOW DOWN... USE LOW BEAM HEADLIGHTS... AND ALLOW EXTRA TRAVEL TIME WHEN DRIVING THROUGH AREAS OF FOG.
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