The portion of the TransCanada Highway between Rush Lake and Mortlach is under a closed advisory according to the Saskatchewan Ministry of Highways and Infrastructure.
In their 6 p.m. Highway Conditions update, the Highway Hotline website notes the TransCanada highway is closed between Mortlach and Rush Lake, listing the road is Ice Covered, Icy or Slippery Sections, Heavy Snow, Loose Snow, Snow Drifts, Wet subject to Freezing, Swirling Snow, Drifting Snow, Zero Visibility.
Travel Not Recommended advisories are in place on the TransCanada from Moose Jaw to Mortlach and Rush Lake to Tompkins.
Highway #4 north and south of Swift Current is also under a travel not recommended advisory, with travel not recommended from the Junction of Highway #343 to Saskatchewan Landing and from Saskatchewan Landing through Kyle.
As of 6 p.m., the extreme southern portion of the Southwest was reported as experiencing winter driving conditions.
Environment Canada's Winter Storm Warning remains in effect. In Swift Current, the Sunday evening forecast is for another five to 10 centimeters of snow, with a northeast win of 40 kilometers per hour, with gusts as high as 70.
The RCMP Operational Communications Center in Regina is advising they have dealt with over 50 motor vehicle collision complaints in the province since 1 p.m. The majority of these dispatches have been as a result of poor road and weather conditions.
The RCMP are again advising motorists to avoid travel during these poor driving conditions.
