Hydro One crews are assessing damages after Saturday nights storm rolled through the area.
Upwards of 1,300 customers between Bonfield and Mattawa were without power as of 4:30 am.
There is no estimate for when the power may be back on, as yet. Updates can be found on the Hydro One online outage map.
Ontario Provincial Police closed Highway 17 East between Bonfield and Mattawa around 10:30 pm Saturday, due to unsafe conditions, including downed trees, caused by severe weather.
An update on social media at 4 am stated the roadway is still closed.
The OPP is asking people to continue to avoid the area while OPP officers and emergency services are on scene.
Police add Mattawa’s Mike Rodden Arena is open for those in need of shelter.