A weather alert was issued by the National Weather Service at 7:25 p.m. Saturday for increased fire danger until 7 p.m. Sunday for Passaic, Hudson, Bergen, Essex and Union counties.

“An increased risk of the fire spreading will continue on Sunday. Low relative humidity between 25 and 30 percent and dry fuels will support the spread of any fires that do ignite. Open burning is strongly discouraged. Be sure to properly extinguish or eliminate any potential ignition. sources, including smoking materials such as cigarette butts, see the New Jersey Forest Fire Service website for information on burning restrictions,” the weather service states.

Advance Local Weather Alerts is a service provided by United Robots that uses machine learning to compile the latest data from the National Weather Service.