Areas of fog across northwest Minnesota and parts of northeast North Dakota may make for a challenging commute this morning. Motorists should be mindful of rapidly changing visibility while out on the road. This fog is expected to begin clearing by 10 AM. Pennington-Red Lake-East Polk-North Clearwater-Mahnomen- South Clearwater- Including the cities of Thief River Falls, Red Lake Falls, Fosston, Fertile, McIntosh, Erskine, Bagley, Clearbrook, Mahnomen, Naytahwaush, Waubun, Alida, Ebro, Lake Itasca, Long Lost Lake, Lower Rice Lake, Roy Lake, and Upper Rice Lake 542 AM CST Mon Feb 24 2020 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS MORNING... * WHAT...Visibility down to a quarter mile or less in dense fog. * WHERE...Portions of northwest and west central Minnesota. * WHEN...Until 10 AM CST this morning. * IMPACTS...Hazardous driving conditions due to low visibility. Mist from the fog may produce slippery conditions on roads and other surfaces.