The Fort Worth Fire Department said the fire was a "very active scene" Wednesday night and advised people to avoid the area.

Investigators say the substation holds about 30,000 gallons of oil. It's unclear how much of it has already burned off.

The fire that sparked Wednesday night at a Fort Worth power substation is out and crews have left the scene, officials said Thursday morning. The substation erupted in flames hours before a winter storm hit North Texas with a forecast for inches of snow and sleet, officials with the Fire Department and Oncor Electric Delivery said.

FORT WORTH – An explosion at a power substation in North Fort Worth resulted in a massive fire Wednesday evening and the voluntary evacuation of nearby homes. The incident off Seventeen Lakes Boulevard and Henrietta Creek Road was reported at about 7:15 p.m.