A snow emergency will be in effect at 5 p.m. Saturday, Dec. 29 in Medford until further notice.

There will be no parking on either side of main arteries. Parking will be allowed only on the even side of secondary roads to make it easier for the city plows to clear streets.

During declared snow emergencies, on the designated streets cars can be ticketed and towed.

The following streets are designated as Emergency Arteries: Boston Avenue, Central Avenue, College Avenue from George Street to Boston Avenue, Forest Street, Fulton Street, George Street, Governors Avenue, Grove Street, Hancock Street, Harvard Avenue, Harvard Street, High Street, Lawrence Road, Main Street, Medford Street, Mystic Avenue from Main Street to Crescent Street, Playstead Road, Riverside Avenue, Salem Street, Spring Street, Washington Street, Webster Street, Willis Avenue, Winthrop Street and Woburn Street.

More snow emergency information is available on the Medford Police website.

The Massachusetts Department of Conservation and Recreation (DCR) is also instituting a parking ban starting at 9 p.m. on Saturday due to the snowstorm, according to a State Police press statement.

"...The Department of Conservation and Recreation or DCR will institute a parking ban on all of their roads in anticipation of the pending storm," reads the statement. "These roads are all around parks, waterways and areas generally patrolled by the State Police.

"All vehicles not removed from these areas will be towed to allow for snow removal and emergency access."