SAN DIEGO (KGTV) — Three brush fires, collectively dubbed the Springs fire, prompted evacuations east of Jamul Thursday evening .
Cal Fire crews responded to the initial incident at 6:22 p.m. after large plumes of dark smoke were seen rising into the air along Lyons Valley Road and Honey Springs Road.
As of 9:44 p.m., Cal Fire reported the fire was 10% contained and charred at least 50 acres. Firefighters stopped the forward rate of spread on one fire while the other two have merged together.
Authorities issued evacuation orders and warnings that remained in effect as of early Friday morning. Check Protect Gensays for the latest updates on affected zones.

California Highway Patrol issued the following road closures:
- Lyons Valley Road and Honey Springs Road
- Lyons Valley Road and Japatul Valley Road
- Wisecarver Truck Trail and Skyline Truck Trail
- Lyons Valley Road and Lyons Creek Road
An evacuation point is set up at Edwards Cinema at 2951 Jamacha Rd, El Cajon.
The cause of the fire is currently under investigation.
This is a developing story. Stay with ABC 10News as our team of journalists works to gather the latest information.