If visibility is reduced while driving, turn on your lights and maintain a safe following distance.
Near zero visibility in fog is expected or occurring.
Fog patches have developed over the area. Fog is expected to remain tonight into Saturday 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.