Hay Fire

Incident Updates

10/20/2026 1:33 PM

Incident Command reports that forward progress of the fire has been stopped.

Updated by: Public Information Officer

10/20/2026 1:12 PM

CAL FIRE is assisting at the incident, sending a battalion chief, four engines, two dozers, two crews, one helicopter, two air tankers and one air attack.

Updated by: Public Information Officer

10/20/2026 12:48 PM

Incident Command is reporting Hay Fire near Hay Road and Dally Road, east of Vacaville, is approximately 8-10 acres, moving to the south, burning in light and flashy fuels. A fourth alarm has been requested.

Updated by: Public Information Officer

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Agency Information

Vacaville Fire Department, Fairfield Fire Department, Dixon Fire Department, Montezuma Fire Protection District

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Icon	Description
	Active Incident
	Contained Incident
	Fires Less than 10 Acres
	Prescribed Fire
	Mudslide
	Flood
	Earthquake
	Lightning Activity
	Incident Perimeter ^{Reference 1}
	Evacuation Order ^{Reference 2}
	Evacuation Warning ^{Reference 3}
	Advisory ^{Reference 4}
	Shelter in Place ^{Reference 5}
	Evacuation Order Lifted ^{Reference 6}
	Normal ^{Reference 7}
	Red Flag Warning ^{Reference 8}
	Smoke and Haze Forecast 0-3 PPM
	Smoke and Haze Forecast 3-25 PPM
	Smoke and Haze Forecast 25-63 PPM
	Smoke and Haze Forecast 63-158 PPM
	Smoke and Haze Forecast >158 PPM

Incident Perimeter: Perimeters are generalized and do not necessarily indicate structures within the boundaries have been damaged or destroyed.
Evacuation Order: An immediate threat to life. This is an order by law enforcement to leave immediately. The area is lawfully closed to public access.
Evacuation Warning: A potential threat to life and/or property. Those who require additional time to evacuate and those with pets and livestock should leave immediately.
Advisory: Residents should be aware of the situation and be prepared to evacuate if conditions worsen.
Shelter in Place: Go inside the nearest safe building, lock all doors and windows, and stay there until local authorities give the "all clear".
Evacuation Order Lifted: Officials have determined the immediate danger has passed. Residents may return home but should remain alert for any changes in conditions or updated instructions.
Normal: No current threats to life or property.
Red Flag Warning: National Weather Service Red Flag Warnings indicate warm temperatures, very low humidities, and stronger winds that can combine to produce an increased risk of fire danger.

Hay Fire

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