Yellow Warning - Blizzard

Prolonged blizzard conditions with near-zero visibility in blowing snow are expected.

What: Near-zero visibility in blizzard conditions.

When: This evening to Monday evening.

Where: Dempster Highway near the Richardson Mountains.

Additional information: A persistent ridge of high pressure over the Beaufort Sea and a low pressure system over the Gulf of Alaska are generating a strong pressure gradient across the Richardson Mountains beginning this evening and lasting until Monday evening.

Winds will rise to easterly 60 km/h gusting to 80 this evening then further increase to 80 km/h gusting to 110 overnight. Wind-swept snow and falling snow combined with the strong winds will result in blizzard conditions with near-zero visibility. Winds will subside to 50 km/h gusting to 80 through Sunday and Monday but blizzard conditions will remain.

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Road closures are possible.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to YTstorm@ec.gc.ca or post reports on social media using #YTStorm.