The fire has expanded very rapidly. Poudre Park was evacuated and at the briefing this morning the sheriff reported it reached there (I don't recall whether it reached PP at midnight or they evacuated at midnight). From the air, he reported it appeared that maybe 8 or so structure (not houses - these could be sheds) were lost or damaged. From the 287 overpass, it looked to me like there were multiple isolated spot fires at the lower edge of the mountains - i.e. just west of Bellvue, in the immediate vicinity of Lory State Park and the subdivision.
inciweb.org is a good site for official information.
wildfiretoday.com has a map as of 3:20 am from satellite (MODIS) imagery. Their estimate from the imagery, with the normal caveats about possible mis-classification of imgery, was that it appeared about 20,000 ac.
Wish for the best for the many people that have had to evacuate, contribute to Red Cross, which is again generously running the shelters, and do your rain dances.