From Lori Hodges in the Larimer County Sheriff's Office:

Situation Update - The Alexander Mountain Fire fire is currently estimated at 1806 acres located north of Highway 34, west of Loveland, CO. The fire is 0% contained, and the cause is currently unknown and under investigation.

Multiple air resources dropped water and fire retardant throughout the day yesterday. Over 200 ground resources are on scene working with aviation assets. Airplanes and helicopters will be working to help secure the fire perimeter and protect values at risk. High temperatures and low humidity are expected throughout the day with near critical fire weather over the fire area. Significant smoke is expected over the next few days, with heavier impacts in the morning to sensitive populations.

At 6 a.m. on Tuesday, July 30, 2024, a USDA Forest Service Type 3 Incident Management Team took command of the fire. Larimer County Sheriff's Office will continue to operate the Joint Information Center and provide information about evacuation notices, animal evacuations and road closures. For evacuation information visit https://www.nocoalert.org/ or text LCEVAC to 888777. The Joint Information Center can be reached at (970) 980-2500.

For more information on the Alexander Mountain Fire, visit InciWeb for the latest updates.
https://inciweb.wildfire.gov/incident-information/coarf-alexander-mountain-fire