Avertizari vremea, Callensburg

Dense Fog Advisory issued July 5 at 2:44AM EDT until July 5 at 9:00AM EDT by NWS Pittsburgh PA * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Forest, Jefferson PA, Venango, and Clarion Counties. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Low visibility could impact driving conditions with potential for rapid changes in visibility over short distances.. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.