Two women were found dead after the Mill Fire tore through the northern city of Weed, California.

The Siskiyou County Sheriff said two women, ages 66 and 73, were found dead Sept. 2 by first responders. Authorities did not identify the women, pending family notification.

According to Cal Fire, the blaze has spread to over 4,200 acres and was only 40% contained as of Sunday night.

The Mill Fire has been burning since Sept. 2. The cause of the deadly fire is still under investigation. 

CALIFORNIA WILDFIRE SETS HOMES ABLAZE, FORCES EVACUATIONS

A firefighter at the Mill Fire

A firefighter works as the Mill Fire burns near Weed, California, September 2, 2022.  (REUTERS/Fred Greaves)

High winds and scorching heat have fueled the fire and forced thousands of people to evacuate their homes.

WILDFIRES DESTROY 10,000 ACRES IN SOUTHERN CALIFORNIA AMIDST RECORD-BREAKING HEAT WAVE

Burned structures from the Mill Fire

A view of a burnt car and other burnt structures as the Mill Fire burns near Weed, California, September 2, 2022. (REUTERS/Fred Greaves)

The wildfire has jammed roadways and destroyed multiple homes.

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Smoke from the Mill Fire

Smoke billows as the Mill Fire burns near Weed, California, September 2, 2022.  (REUTERS/Fred Greaves)

Gov. Gavin Newsom declared a state of emergency for Siskiyou County and said a federal grant had been received.