Alertes en vigueurCrescent, IL

If driving, slow down, use your headlights, and leave plenty ofdistance ahead of you.

* WHAT...Visibility less than one half mile in dense fog.* WHERE...Portions of central, east central, and west centralIllinois.* WHEN...Until 9 AM CDT this morning.* IMPACTS...Low visibility could make driving conditions hazardous.