Thomas wildfires, California

 Wildfires progressing through Southern California as seen by Sentinel-2 on December 3, 5, and 8, 2017.

The Thomas Fire is a massive wildfire burning in Southern California, and one of multiple wildfires that started in the area this December. The fire, which started on December 4, has burned approximately 234,200 acres (948 km2), becoming the largest wildfire of the prolific 2017 California wildfire season. The Thomas Fire also became the largest wildfire recorded in California during the month of December.

At the height of the Thomas Fire, the wildfire was powerful enough to generate its own weather, indicating that the Thomas Fire had become a firestorm. The Thomas Fire has destroyed at least 794 structures, while damaging 187 others; by December 11, the Thomas Fire had cost at least $38.4 million to fight, and is currently estimated to be the 10th most destructive wildfire in California history.

The images were taken by Sentinel 2 (Copernicus program) in December 3, 5, and 8, 2017.