Active Alerts Ilderton Arena, ON

If visibility is reduced while driving, slow down, watch for tail lights ahead and be prepared to stop.

Near zero visibility in fog is expected or occurring over some areas.

Dense fog patches have developed and will dissipate later this morning.

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Travel is expected to be hazardous due to reduced visibility in some locations.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or tweet reports using #ONStorm.