Dense Fog Advisory 01/08/2025 01:11 for Montana areas

Headline: 
Dense Fog Advisory issued January 8 at 2:11AM MST until January 8 at 11:00AM MST by NWS Great Falls MT
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
January 8, 2025 - 1:11am
Expires: 
January 8, 2025 - 10:00am
Description: 
* WHAT...Visibility less than one half mile in dense fog for some areas. * WHERE...The Interstate 90 Corridor between Bozeman and Whitehall, Upper Blackfoot and MacDonald Pass, Helena Valley, and Canyon Ferry Area. * WHEN...Until 11 AM MST this morning. * IMPACTS...Low visibility and slippery roadways will make driving conditions hazardous.
Instruction: 
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Area Description: 
Upper Blackfoot and MacDonald Pass; Helena Valley; Canyon Ferry Area; Missouri Headwaters; Gallatin Valley
Forcast Office: 
NWS Great Falls MT