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.