Flash freeze warning in effect for:
Sault Ste. Marie – St. Joseph Island
Searchmont – Montreal River Harbour – Batchawana Bay
Temperatures are forecast to fall rapidly. Ponding water, slush, and any falling precipitation will freeze as the temperature drops.
Rain with fog changing to snow later today resulting in icy conditions.
This mild spell will be short-lived as a very strong cold front will cross the area from northwest to southeast this afternoon into early evening. Following the passage of the cold front, rain will change to snow and there will be a hard freeze as temperatures plummet. There may also be a brief period of freezing rain during the changeover from rain to snow. Snowfall amounts of up to 5 cm or so are possible.
Temperatures will likely drop by 5 to 10 degrees within a few hours after the passage of the cold front.
Surfaces such as highways, roads, walkways and parking lots will become icy, slippery and hazardous.