Lost

Lost Fire Report - April 25, 2026

Fire Start, Size and Growth

Start Date/Time/Location: The Lost Fire ignited around 8:05 p.m. on Friday, April 24, 2026, on both sides of Interstate 5, just north of Highway 46 near Lost Hills Road and the Lost Hills Airport in Kern County, California.
Size and Containment: As of the morning of April 25, 2026, the fire has burned approximately 520 acres and remains at 0% containment.
Fuels, Growth and Rate of Spread: Initially reported as a 30-acre fire, it exhibited a moderate rate of spread and rapidly grew to 520 acres within its first 11 hours. The fire has been spreading actively in the vegetation along the highway corridor.
Containment Efforts: The Kern County Fire Department is the primary Agency Having Jurisdiction over the fire, and it is not a CAL FIRE-managed incident. Additional resources have been requested to support the response efforts and assist with highway operations.

Emergency Information

Evacuations and Sheltering:
Mandatory Evacuation Orders: Evacuations are currently in progress; however, specific mandatory evacuation zones and the estimated number of people impacted have not been detailed by local authorities at this time.
Evacuation Warnings: Specific evacuation warning zones have not been detailed at this time.
Curfew: No curfews have been reported.
Evacuation Shelters and Information: Residents can identify their evacuation zone and get updates using the Kern County Fire Department's official channels and CAL FIRE's incident maps.

Road and Infrastructure Closures:

• The California Highway Patrol (CHP) is closing both sides of Interstate 5 (I-5) due to the fire spreading to the east side of the lanes.
• No specific school or infrastructure closures have been reported, but residents are advised to avoid non-essential travel in the area to allow firefighters room to work.

For more information, visit:

• CAL FIRE's Current Incidents Page
• Kern County Fire Department Official Website
• California Highway Patrol (CHP) Traffic Incident Information

Current Impact

Impacts:
Injuries and Fatalities: There are currently no reports of injuries or fatalities associated with the Lost Fire.
Structures Impacted: There are currently no reports of structures or key infrastructure being damaged or destroyed.
School and Business Closures: No specific school or business closures have been reported at this time.
Notable Impacts: The fire's most notable impact is the significant transportation disruption caused by the closure of both sides of Interstate 5, a major state artery.

Safety Concerns:
Power Outages: No specific power outages have been reported in relation to this fire.
Water Safety: No specific water safety concerns have been reported, but residents should monitor local advisories.
Burn Bans: Residents should adhere to any local burn bans and fire restrictions issued by Kern County.
Air Quality: Smoke and haze from the fire may pose health risks, particularly for those with respiratory conditions. Residents are advised to stay indoors and use air purifiers if possible.

Ongoing Outlook

Containment Projections: The fire remains at 0% containment. Firefighters are actively working to establish control lines, but the moderate rate of spread and proximity to the highway present ongoing logistical challenges.
Weather and Wind Warnings: Current weather in Kern County includes mostly cloudy conditions with temperatures around 58°F and 52% humidity. Rain is forecasted for the weekend (with a 73% chance of precipitation on Saturday), which is expected to assist containment efforts. However, regional seasonal outlooks note a steady warming and drying trend, and any Red Flag Warnings in the broader area indicate warm temperatures, very low humidities, and stronger winds that can increase fire danger.

Cause and the Role of Weather and Climate

Cause: The cause of the Lost Fire is currently under investigation.
Weather and Climate: While rain is expected in the immediate forecast, the region has been experiencing a steady warming and drying trend typical of the spring season. Curing herbaceous fuels across lower elevations during April support increased fire activity, which contributed to the fire's initial moderate rate of spread before the weekend weather shift.

For more information, visit:

• CAL FIRE's Current Incidents Page
• Kern County Fire Department Official Website
• California Highway Patrol (CHP) Traffic Incident Information