Thursday night fire weather watch upgraded to Red Flag Warning for most of Northern California; flex alert issued (UPDATED: 10:45 a.m. Thursday)

UPDATE: 9/9/21 — The Fire Weather Watch issued Wednesday due to dry lightning and high heat in eastern Mendocino County has been upgraded to a Red Flag Warning spanning most of Mendocino County, except a thin strip of land along the coast. The Red Flag Warning goes into effect at 5 p.m for Mendocino, but for other parts of the North Coast such as Trinity County it begins at 2 p.m. Weather watcher’s are expecting a rough day for the fire service:

A “flex alert” has also been issued for 4 p.m. to 9 p.m. this evening to help reduce strain on the electrical grid amid high heat across the state. You can find more details here.