Stratford and much of Southwestern Ontario is under a blowing snow and wind chill warning heading into Thursday night and into Friday.
Blowing snow is expected to begin Friday afternoon. An Arctic low pressure system will be tracking through southern Ontario Saturday.Very strong southwest winds of 40 to 60 km/h with gusts to 80 km/h are forecast to begin Friday afternoon in advance of the low. These winds, combined with falling snow are expected to result in widespread blowing snow, lowering visibilities to 500 metres or less.
These conditions are expected to persist into the overnight hours when winds begin to diminish. Motorists are advised to exercise caution as visibilities are expected to be near zero at times.
The region also remains under a cold spell that is expected to last into Friday morning. Overnight lows once again expected to be in the low minus 20s. Winds are forecast to pick up from the southwest in advance of a low pressure system after midnight.
The combination of cold temperatures and moderate southwest winds are expected to generate wind chill values in the minus 30 to minus 35 range. Exercise caution when venturing outdoors as frostbite may occur on exposed skin in less than 10 minutes.