Some Ontario regions hard hit by last weekend's ice storm may not recover power until the end of the week, Hydro One said Tuesday as crews and communities braced for more freezing rain in the coming days.

The utility provider said power has been restored to more than 667,000 homes and businesses since Friday, but more than 252,000 were still in the dark as of Tuesday afternoon, and repairs in areas including Orillia and Peterborough could take until Friday.

"While today's weather brings favourabl…