Most of Saskatchewan is under an extreme cold warning Wednesday morning.
Environment Canada said an arctic high-pressure ridge has settled over the province, bringing very cold temperatures.
Some parts of the western and northern grainbelt could reach -40 C, with light winds of 5 to 10 km/h giving extreme wind chill values of -45 C to -50 C over many areas.
Some moderation is expected during the day, but extreme wind chills are expected again overnight and into Thursday morning.
Frostbite can occur in less than 10 minutes at these values.
With windchills around -40 C, the risk of frostbite is within the 5-10 minute range
Anyone heading outside should dress warmly and in layers and ensure the outer layer is wind resistant.
People working outside should take regular breaks to warm up.
Cold-related symptoms including shortness of breath, chest pain, muscle pain and weakness, numbness, and colour changes in fingers and toes.
Emergency supplies, such as extra blankets and jumper cables should be kept in vehicles.
For the latest conditions and warnings, download the SkyTracker weather app.
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