Winter Weather Advisory issued January 8 at 2:23AM MST until January 8 at 5:00PM MST by NWS Great Falls MT
* WHAT...Blowing and drifting snow. Westerly winds of 35 to 45 mph, with gusts up to 70 mph expected. * WHERE...The Rocky Mountain Front and adjacent foothills and plains, and Eastern Glacier, Western Toole, and Central Pondera Counties. * WHEN...Until 5 PM MST this afternoon. * IMPACTS...Blowing and drifting snow will cause significantly reduced visibility at times and cause partial or full roadway blockages. Plan for potential road closures. * ADDITIONAL DETAILS...The strongest winds and worst winter weather impacts are expected through the mid- to late morning hours.
Winter Weather Advisory issued January 7 at 12:54PM MST until January 9 at 5:00AM MST by NWS Great Falls MT
* WHAT...Snow expected with areas of blowing and drifting snow. Total snow accumulations between 2 and 4 inches. Winds gusting as high as 45 mph. * WHERE...Little Belt and Highwood Mountains. * WHEN...From 11 AM Wednesday to 5 AM MST Thursday. * IMPACTS...Plan on winter driving conditions. Patchy blowing snow will reduce visibility and areas of drifting snow may cause partial road blockages.
Winter Weather Advisory issued January 7 at 12:54PM MST until January 8 at 11:00PM MST by NWS Great Falls MT
* WHAT...Snow expected with areas of blowing and drifting snow. Total snow accumulations of 2 to 4 inches in the Bears Paw Mountains with up to one inch expected in Southern Blaine. Winds gusting as high as 45 mph. * WHERE...Bears Paw Mountains and Southern Blaine. * WHEN...From 9 AM to 11 PM MST Wednesday. * IMPACTS...Plan on winter driving conditions. Patchy blowing snow will reduce visibility and areas of drifting snow may cause partial road blockages.
Winter Weather Advisory issued January 7 at 12:54PM MST until January 8 at 5:00PM MST by NWS Great Falls MT
* WHAT...Areas of drifting and blowing snow expected. Total snow accumulations up to one inch in snow showers Wednesday afternoon and evening. Winds gusting as high as 40 mph at times. * WHERE...Fergus County below 4500ft. * WHEN...From 11 PM this evening to 5 PM MST Wednesday. * IMPACTS...Plan on winter driving conditions. Patchy blowing snow will reduce visibility and areas of drifting snow may cause partial road blockages.
Dense Fog Advisory issued January 7 at 5:05PM MST until January 7 at 11:00PM MST by NWS Great Falls MT
* WHAT...Visibility less than one half mile in dense fog. * WHERE...Helena Valley. * WHEN...Until 11 PM MST this evening. * IMPACTS...Low visibility and icy roadways will make driving conditions hazardous. * ADDITIONAL DETAILS...Westerly winds mixing into the Helena Valley after 9 pm MST will help start to dissipate the fog.
Winter Weather Advisory issued January 7 at 2:21AM MST until January 9 at 5:00AM MST by NWS Great Falls MT
* WHAT...Snow expected. Total snow accumulations between 2 and 6 inches. Winds gusting as high as 45 mph. * WHERE...Little Belt and Highwood Mountains. * WHEN...From 11 AM Wednesday to 5 AM MST Thursday. * IMPACTS...Plan on slippery road conditions. Blowing snow could significantly reduce visibility.
Winter Weather Advisory issued January 7 at 2:21AM MST until January 8 at 11:00PM MST by NWS Great Falls MT
* WHAT...Snow expected. Total snow accumulations of 2 to 5 inches in the Bears Paw Mountains with up to inch expected in Southern Blaine. Winds gusting as high as 45 mph. * WHERE...Bears Paw Mountains and Southern Blaine. * WHEN...From 9 AM to 11 PM MST Wednesday. * IMPACTS...Plan on slippery road conditions. Areas of blowing snow could significantly reduce visibility. Gusty winds could bring down tree branches. * ADDITIONAL DETAILS...The heaviest snowfall will be between 11 AM and 5 PM with snowfall rates of one half to one inch per hour possible.
Winter Weather Advisory issued January 7 at 2:21AM MST until January 8 at 5:00PM MST by NWS Great Falls MT
* WHAT...Blowing and drifting snow. Westerly winds of 30 to 40 mph, with gusts up to 60 mph expected. There will be isolated gusts up to 75 mph along the immediate eastern slopes of the Rocky Mountain Front. * WHERE...The Rocky Mountain Front and adjacent foothills and plains, and Eastern Glacier, Western Toole, and Central Pondera Counties. * WHEN...From noon today to 5 PM MST Wednesday. * IMPACTS...Blowing and drifting snow will cause significantly reduced visibility and partial to full roadway blockages due to snow drifts. Plan for potential road closures. * ADDITIONAL DETAILS...Westerly winds increase as early as this
Winter Storm Watch issued January 6 at 1:20PM MST until January 8 at 5:00PM MST by NWS Great Falls MT
* WHAT...Ground blizzard conditions possible. Westerly winds 30 to 40 mph, with gusts up to 75 mph possible. * WHERE...The Rocky Mountain Front and adjacent foothills and plains, and Eastern Glacier, Western Toole, and Central Pondera Counties. * WHEN...From Tuesday afternoon through Wednesday afternoon. * IMPACTS...Blowing and drifting snow may cause ground blizzard conditions, partial to full roadway blockages due to snow drifts, and hazardous to impossible travel. Plan for potential road closures. * ADDITIONAL DETAILS...Westerly winds increase as early as Tuesday afternoon, with the strongest winds and worst conditions expected Tuesday night into Wednesday morning.
Special Weather Statement issued January 5 at 3:56PM MST by NWS Great Falls MT
Light snow will affect areas around Helena and Boulder through late this afternoon. Visibility will be reduced to one mile at times. Snow accumulations of one half inch to around an inch and half will be possible through this evening. Those traveling through the Helena area, including on Interstate 15 from Wolf Creek through Helena to Boulder should be alert for changing road conditions.