It actually looked more like winter than fall in parts of Lambton County on Friday.
Weather radar showed light snow streamers extending off Lake Huron into north and east Lambton.
No significant accumulations were reported, but there were bursts of snow reducing visibility at times.
Brisk northwest winds were expected to become light during the afternoon.
A low of -4C, 25F, is forecast for Sarnia Friday night with a wind chill of -8C, 18F by morning.
Winds will shift southerly however for Halloween Saturday and the high will climb to 8 C, 46 F.