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Greater Sudbury and vicinity

Alerts in Effect

Fog Advisory

Issued at 18:24 Friday 20 January 2017

Near zero visibility in fog is expected or occurring.

Fog patches will become more widespread this evening, with areas of quite dense fog expected tonight into Saturday morning.

in addition, patchy freezing drizzle and even some brief freezing rain are expected over many localities as a weak weather system moves through.

Hazardous winter driving conditions from very low to at times nil visibility in dense fog are expected. Untreated roads may also be slippery and icy tonight into Saturday morning.

Fog is expected to become more patchy again beginning later Saturday morning


Visibility may be significantly and suddenly reduced to near zero.

Fog advisories are issued when near zero visibilities in fog are expected or occurring.

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

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