PETALUMA (CBS SF) — Cal Fire units in the North Bay said a wildland fire burning along the Lakeville Highway south of Petaluma was 50 percent contained early Friday evening, according to authorities.

Cal Fire tweeted about the fire at 4 p.m. The fire is burning on the 4500 block of Lakeville Highway south of Petaluma in Sonoma County.

The so-called Lakeville Fire was initially reported to be 20 acres and 0% contained.

Shortly before 6 p.m., Cal Fire updated the situation and said the fire was 50 percent contained and had grown to about 125 acres. Forward progress had been stopped.

CBS SF is monitoring this developing story and will provide updates as information becomes available.