A rainfall warning has been issued for the Bancroft area, calling for up to 70 millimetres of rain tonight through to Saturday.
Environment Canada says this could cause localized flooding in some low-lying areas.
You are being urged to not approach washouts near rivers, creeks, and culverts.
The warning is in effect for Bancroft, Hastings Highlands, Denbigh, Kaladar, Bannockburn, and Bon Echo Park.