Napa Co. fire now 85% contained; cause remains under investigation, CAL FIRE says

NAPA, Calif. -- The Old Fire that has burned 570 acres in Napa County just north of Napa is at 85% containment, according to Cal Fire.

The video in the media player above is from a previous report.

Crews are currently in the "mop up" stage, which they expect to go well due to favorable weather conditions.

RELATED: Napa County residents remember horrific 2017 blaze as Old Fire continues to burn

The Old Fire broke out on Tuesday around 3:35 p.m. and had reached 570 acres by 9 p.m. It caused air advisories, evacuations and road closures but no structures or other property were damaged.

Investigators are still determining the cause of the fire.

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

RELATED STORIES & VIDEOS:

• Map shows riskiest areas in California for damaging wildfires
• How to prepare for a wildfire evacuation
• How to prepare your pets in case of disaster
• How to make a pet carrier in case of emergency
• Most destructive California wildfires in history
• The deadliest wildfires in California history
• Live: Track Bay Area air quality levels
• How are wildfires started? A look at the causes of some of the worst in California history
• The difference between containing and controlling a wildfire
• What's in wildfire smoke? How it can impact your health
• What are the diablo winds and how can they influence Northern California wildfires?
• What you need to know about Santa Ana winds and California wildfires
• Safety tips to remember when returning home after wildfire
• How to pick a mask for protection during a wildfire
• Red flag warning: What to do during dangerous fire conditions
• Everything to know about red flame retardant dropped during wildfires
• What happens to animals during wildfires?
• How to drive safely during a power outage
• How wildfires create a serious threat for flooding and mudflows
• These aircraft are on the front lines of the fight against California wildfires