Risk of wildfires high in all 21 N.J. counties due to warm temps, low humidity and wind Updated Apr 04, 2021; Posted Apr 04, 2021 The National Weather Service issued a special weather statement on Sunday urging people in all 21 New Jersey counties to be extra careful with fire or flammable materials due to an increased risk of brush fires. A brush fire in Lakewood last month charred woods and damaged homes.Lori M. Nichols | NJ Advance Media for NJ.com Facebook Share A combination of warm temperatures, low humidity and high winds could cause wildfires across New Jersey Monday and Tuesday, the National Weather Service said.