Terrain Satellite
Williams Fork
7.8 mi
SE of Parshall, CO
Last Updated:
12 mins, 50 secs ago
Incident #:
Fire Start:
Friday, August 14, 2020 12:43 PM MDT
Fire Unit:
US Forest Service — Arapaho and Roosevelt National Forests (Pawnee National Grassland)

Current Weather

Fire Growth Potential

Fire Weather Forecast

Incident Overview Updated: 1 week ago

Incident Photo for the Williams Fork Fire

Williams Fork Fire Summary - November 10, 2020

The Williams Fork Fire was first reported on August 14th at approximately noon and the cause is still under investigation. The origination point was15 miles southwest of Fraser, Colorado in the Arapaho National Forest. The fire grew in size to 6,122 acres by the end of August 16th, and became a threat to the communities of Fraser and Winter Park.

The fuels consisted of heavy dead and down beetle killed lodgepole pine and during the first week low relativity humidity of around 10 to 30 percent contributed to fire growth and behavior. After the initial three-day fire growth, the peak fire spread occurred on August 20th reached 1,977 acres with a total size of 9,444.

Over the next two months, the daily fire spread was limited to between 1 and 561 acres and the
fire reached it’s current size of 14,833 acres on October 27th.

Basic Information

Incident Type:
Under Investigation
Date of Origin:
Friday August 14th, 2020 approx. 11:43 AM
9.5 miles SW of Fraser, CO
Incident Commander:
Kevin Thompson
Incident Description:
39.851, -106.065
Size (Acres):
Estimated Containment Date:
Sunday November 15th, 2020 approx. 12:00 AM
Fuels Involved:
Timber (Litter and Understory)

The carrier of the fire is beetle killed lodge-pole-spruce-fir stands (TL9). All fuels are critically dry due to prolonged drought. The other primary fuel is dense stands of spruce-fir.
Significant Events:
Minimal smoldering

Planned Outlook

Planned Actions:
Continue to monitor snow impact on the fire and assess operational needs based on fire activity.
Projected Incident Activity:
Smoldering continues. Scattered precipitation expected is expected to occur over the next week.
This incident is no longer being staffed unless there is activity that requires action to be taken.

Weather Synopsis

Weather Concerns:
Tuesday. Partly sunny. Highs around 20 to around 30. Minimum humidity 50 to 60%. Southwest winds around 15 with gusts 20 to 30 mph. Overnight winds south to southwest 7 to 10 mph at ridgetops with light downslope winds in valleys. Excellent humidity recovery. Lows around 0 to upper teens.

Incident Contact

Incident Contact
Incident Information
Phone: 970-887-4100
Hours: 8am to 5pm
Fire Unit Information
Arapaho and Roosevelt National Forests and Pawnee National Grassland
U.S. Forest Service
2150 Centre Avenue Building E
Fort Collins, CO 80526

Dispatch Contact

Fort Collins Interagency Dispatch Center | Fort Collins, CO
Phone: 970-295-6800
Website: https://gacc.nifc.gov/rmcc/dispatch_centers/r2ftc/