Extreme cold warning issued for Saskatoon, again

Another Arctic ridge of high pressure building into Saskatchewan means Saskatoon is in for more extreme wind chills.
Environment Canada issued an extreme cold warning for Saskatoon on Sunday afternoon, warning of wind chill values of -40 C overnight and into Monday morning.
Temperatures overnight are forecast to be in the low- to mid-minus 30s. 
“This coupled with winds of 10 to 15 km/h will bring extreme wind chill values of -40 or lower,” Environment Canada said in its warning