Nearly 10,000 customers were without power Sunday night, according to Seattle City Light.
At 3:10 p.m., 4,809 customers in the Ballard and Sunset Hill neighborhoods lost power, followed by an additional 4,440 customers at 4:31 p.m.
In a statement, Seattle City Light said wires were down at 8th Avenue Northwest and Northwest 47th Street, which caused the first outage.
A KIRO 7 viewer said she heard a transformer blow right before the second outage.
According to Seattle City Light, power is expected to be restored by 12:12 a.m. Monday.