Active AlertsUpper Madawaska River Provincial Park, ON

Potential for significant freezing rain this week.

What:
Prolonged period of freezing rain.
Ice accretion or build up of 5 to 10 mm.

When:
Beginning Tuesday night or Wednesday morning and lasting through Wednesday or Wednesday night.

Where:
Portions of central Ontario and the Bruce Peninsula.

Additional information:
A series of low pressure systems will lead to significant freezing rain across parts of southern Ontario. Ice build up may cause tree branches to break. Widespread utility outages are possible.

Freezing rain may fall heavily at times. In this case, the precipitation may not freeze immediately, which may lead to localized flooding in low lying areas.

Freezing rain warnings are likely to be issued as the event draws nearer.

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