Highway conditions have rapidly declined and will remain poor throughout Monday and Monday night (courtesy of Justin Orr)

Gusty winds and blowing wet snow are causing havoc on provincial highways.

Strong winds gusting up to 100 km per hour, and anywhere from 5-10cm of snow are expected throughout today and overnight as a low-pressure system tracks eastward across the Prairies.

The wind is expected to last through to Tuesday, but the snow could taper off as the night goes on.

Blowing snow has greatly reduced visibility on the road and road surfaces have become slick.

Highway travel of any kind is not recommended at this time, as a number of highways surrounding Moose Jaw are either listed by the Highway Hotline as 'Travel Not Recommended', or

The high winds knocked over a tree on the 1000 block of Henry Street (submitted photo) they've been outright closed. You can click here to check the highway hotline for the latest, and you can click here for your full weather forecast.

The Moose Jaw Police Service, Moose Jaw Fire, and Moose Jaw EMS are currently attending to a multiple vehicle collision on the Tran-Canada Highway. The Moose Jaw Police Service is reminding the public that the Trans-Canada Highway is currently closed and ask the public to avoid travel, until conditions improve.

We've also received word that Morse RCMP are on scene of a collision on Highway #1 approximately four kilometers west of Chaplin, SK. First responders are on scene and there is very low visibility. Officers are asking motorists to please slow down and avoid travel in the area.

The Moose Jaw and District Paramedics also issued this plea to motorists: