Livermore police announced on social media a fatal motorcycle crash that occurred early morning Wednesday.

"Just before 5:30 a.m. this (Wednesday) morning, Livermore police responded to a report of a traffic collision on Isabel Avenue and Airway Boulevard in Livermore," LPD officials told the Weekly in an email and shared in a post on Facebook.

"When officers got there, they learned a vehicle struck a motorcyclist. The motorcyclist was pronounced deceased at the scene."

The cause of the collision is unknown and the investigation is underway.

Police interviewed the driver of the vehicle, who they said is cooperative and remained on scene. LPD will not be releasing the identity of the motorcyclist pending notification of next of kin.

Following the incident, officers were diverting traffic away from the area of Highway 84 and Isabel Avenue during the morning commute. All northbound traffic was closed from Jack London Boulevard to Interstate 580 for a few hours.

Officials said as of 11:15 a.m. all roads are back open.

Anyone with information regarding this collision is asked to call Livermore Police’s non-emergency line at 925-371-4987.

Editor's note: This story will be updated as more information becomes available.