An area of low pressure will move through Atlantic Canada this weekend along with post-tropical cyclone Elsa.
Heavy rain is expected across western Newfoundland, New Brunswick, and eastern Prince Edward Island.
Over the course of the weekend the following rainfall totals are possible:
St. John's Trace to 2 mm
Gander Trace to 2 mm
Corner Brook 20 to 50 mm
Sydney 2 to 5 mm
Halifax 10 to 20 mm
Yarmouth 20 to 30 mm
Charlottetown 20 to 30 mm
Moncton 50 to 80 mm
Fredericton 50 to 100 mm
Saint John 50 to 100 mm
Areas expecting heavy rain may see flooding.
Wind gusts to about 80 km/h are possible across most of Nova Scotia. In Newfoundland, gusts to 70 km/h are expected for central and eastern Newfoundland.
The air will also feel very humid this weekend.
There is the risk of thunderstorms across the Maritimes.