A developing storm will affect the Maritime Provinces this upcoming holiday weekend. Strong winds and rain, at times heavy, will begin along the southern shores of Nova Scotia late Friday morning, reaching Cape Breton Island by Friday evening. Strong winds and heavy rain will persist overnight before ending early Saturday morning. Utility outages are possible with this system. Residents are asked to be prepared and secure any outdoor items/decorations that could be affected by high winds.

Total expected rainfall: 25 to 50 mm. Locally higher amounts possible.
Maximum expected wind gusts: 70 to 90 km/h. Stronger coastal gusts possible.

https://weather.gc.ca/warnings/report_e.html?ns18