SHASTA AND TRINITY COUNTIES, Calif. - Firefighters are working to extinguish a wildfire in the Shasta-Trinity National Forest.

Authorities are calling the incident the Porter Fire. It is burning at the northern end of Trinity Lake. 

As of 9 a.m. on June 5, the fire is three acres and is 10% contained. 

#PorterFire update: Fire is approximately 3 acres and is 10% contained https://t.co/Jqv1vlk0hC #SHFLightningFires2019

— Shasta-Trinity NF (@ShastaTrinityNF) June 5, 2019

Officials with the forest service said the fire was caused by a lightning strike. They also said thunderstorms in the area have ignited several fires in the last few days, including: 

• The Grouse Fire: The fire broke out on June 3, northwest of Forest Glen. It was 1/4-acre in size, and was declared out on June 5.
• The Devil Fire: The fire broke out on June 3, northwest of Horse Ridge. It was a 10x10 spot fire. 
• The Pickett Fire: The fire broke out on June 3, southwest of Forest Glen. It was .34-acres and was declared controlled on June 4. 
• The Rush Fire: The fire broke out on June 2, between Tannery Gulch and Highway 3 on the Trinity River Management Unit. The fire was 1-acre in size and was declared contained on June 3. 

Stay with Action News Now for the latest updates as they become available.