Video shows massive destruction from North Bay Glass Incident Fire

SAN FRANCISCO (KGO) -- The Glass Fire burning in Napa and Sonoma counties has destroyed hundreds of buildings and forced thousands to evacuate.

RELATED: Get live updates on the Glass Fire, Boysen Fire, Shady Fire

Mandatory evacuations have been issued for the city of Calistoga and several orders and warnings have been issued for in Sonoma and Napa counties.

Watch the video in the player above for a look at some of the devastation from the explosive blaze.

At this time, CAL FIRE says the cause of the Glass Fire is unknown.

VIDEO: Powerful imagery of destructive Glass Fire

Video shows the battle firefighters face in containing the fast-moving Glass Fire that started in St. Helena Sunday morning.

App users: For a better experience, click here to view the full map in a new window

RELATED STORIES & VIDEOS:

• Track wildfires across Bay Area with this interactive map
• What we know about the fires burning in the North Bay
• LIST: Wildfires prompt evacuation orders & warnings in Napa, Sonoma counties
• Track air quality levels impacted by smoke from wildfires
• Video shows smoke, flames in wine country as Glass Incident, other fires rage
• WATCH: Staggering footage shows lightning storm that started complex fires
• How to prepare for a wildfire evacuation
• Comparing the 10 biggest wildfires in California history
• Most destructive California wildfires in history
• Camp Fire is deadliest wildfire in California history
• How are wildfires started? A look at the causes of some of the worst in California history
• Safety tips to remember when returning home after wildfire
• How to prepare your pets in case of disaster
• The difference between containing and controlling a wildfire