Dense Fog Advisory issued December 23 at 12:02AM MST until December 23 at 4:00PM MST by NWS Glasgow MT
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Central and Southeast Phillips, Central and Southern Valley, Daniels, Eastern Roosevelt, Northern Phillips, Northern Valley, Richland, Sheridan, and Western Roosevelt Counties. * WHEN...Until 4 PM MST this afternoon. * IMPACTS...Hoar frost can lead to slippery roads and poor visibility from fog generating hazardous driving conditions.