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73 encounters
August 2007 Flagstaff, Coconino County, Arizona Class B #23440

Possible evening vocalizations heard near Snowbowl

The witness and a relative were doing sunset photography from a parking lot above forested hills. They heard an extremely loud single scream or roar coming from the forest several hundred yards below, on two occasions that evening, which others in the lot also noticed. The sound was described as starting low and building, with power and a chorus-like quality that seemed beyond a single human, and did not match any known animal to them.

Scream
June 2007 SHOW LOW, Navajo County, Arizona Class B #20833

Possible early morning vocalization at Fool's Hollow Lake

The witness was camping overnight with family and friends at a lake near Show Low. At about 3:45 a.m. the witness awoke to a very loud, prolonged, angry-sounding howl from a distance, followed by the sound of a rabbit in distress. A friend camping with the group also said the unfamiliar sound woke him.

Howl
3 November 2006 Payson, Coconino County, Arizona Class B #16520

Possible vocalizations heard at Woods Canyon Lake

The witness was tent camping near a lake with children who remained asleep. Around 2 a.m. the witness heard a series of angry, howl-like calls with a deep growl undertone lasting about 10 minutes. The witness, familiar with local elk and owl sounds, did not believe those animals made the sound.

HowlGrowl
6 August 2006 Payson, Coconino County, Arizona Class B #15441

Possible vocalizations heard near Bear Canyon Lake

A family camping near Bear Canyon Lake was awakened about 4 AM Sunday by repeated loud, angry howling, screaming and growling estimated about 150 yards away. The calls continued many times and caused coyotes to react, while the family stayed quiet in their tent until daylight. Neighboring campers had left by morning so they could not be interviewed.

HowlScreamGrowl
August 2006 Flagstaff, Coconino County, Arizona Class B #20235

Possible vocalizations heard near Snow Bowl on San Francisco Peaks

The witness was hiking at Hart Prairie at midday when about six loud howls approached from upslope, closing from about 250 meters to 75-100 meters and then stopping. The witness waited and then spent about an hour searching the area but saw nothing, heard no movement, and found no sign. Months later the witness concluded a sasquatch was the best possible explanation for the sound.

Howl
3 July 2006 Flagstaff, Coconino County, Arizona Class B #15125

Various late night vocalizations heard on a property near Flagstaff

The witness was asleep in bed at home when awakened around midnight by fighting-like animal noises outside the window. After a pause, whoop-like calls were heard from multiple directions, followed by articulated grunting that frightened the witness and stopped when a car passed. Minutes later a loud branch crack was heard from the yard edge, and no sign was found the next morning.

WhoopGrowlChatterUnidentified sound
23 April 2006 Payson, Coconino County, Arizona Class B #14508

Possible vocalizations heard by campers near Knoll Lake

Five people camping together turned off a loud car stereo after noticing a strange sound. They then heard a series of loud, deep, aggressive bellowing vocalizations that seemed to come from 50 to 200 yards away in nearby canyons, each lasting several seconds. About 15 minutes after the last call, coyotes were heard from several directions and no further similar sounds occurred.

Vocalization
January 2006 Clarkdale, Yavapai County, Arizona Class B #13773

Possible vocalization along the Verde River, near Dead Horse Ranch State Park

Late at night the witness stepped outside the house and heard a low, loud whooing vocalization coming from the river bottoms that lasted about a minute. As soon as the sound stopped, neighborhood dogs and distant coyotes began barking and howling at once. The witness stayed inside that night and found nothing further when checking the tree line the next morning.

Whoop
September 2005 Payson Or Heber Az, Coconino County, Arizona Class B #12795

Vocalizations heard at Woods Canyon Lake

The witness was camping with two relatives at a campground near a lake in pine forest. Around midnight they heard loud whoops and screams coming from the southwest near the lake. Other campers also woke up and dogs barked in response. The witness felt the sounds matched vocalizations he knew from reference recordings.

WhoopScream
6 July 2005 Page Springs, Yavapai County, Arizona Class B #12266

Camping family glimpses a grey animal twice in three days

The witness was camping with kids on Oak Creek in July 2005. On two nights after 10 p.m. the witness and her daughter saw a short grey slender shape dash behind trees and run toward cover near the river, followed once by a thud and high-pitched shrieks. The family also heard patterned rock clicks and nearby walking and breathing, and noticed a skunk-like odor. The family became frightened and packed to leave.

Partial sightingScreamFootstepsUnidentified soundOdor
5 May 2005 Nearest Town Mormon Lake, Coconino County, Arizona Class B #11807

Twilight vocalizations heard near Lake Mary

The witness was camped with his wife along FR 124 east of Flagstaff. While on an evening walk he heard a brief coyote chorus followed by two mid-pitch "AH,OO" calls from farther in the same direction. After returning to camp he heard additional "AH,OO" and high-pitched "WOW" calls from the same direction, totaling six odd calls, then heard nothing more by 9 PM.

Vocalization
Summer 2005 Payson Or Heber, Coconino County, Arizona Class B #16397

Rock throwing incident at Woods Canyon Lake

The witness was fishing at a lake spillway in the afternoon when a basketball-sized rock flew through trees from an upslope hill to the east and landed in the lake. Birds that had been chirping went quiet, and another nearby fisherman who also saw it left. The witness later smelled a strong skunk-like odor upwind.

Rock throwingOdorMovement onlyUnidentified sound
10 October 2004 Payson, Coconino County, Arizona Class B #9506

Camping couple hears loud nighttime vocalizations near Knoll Lake

The witness and a companion were camping and sitting by a campfire at night when they heard a series of 12 loud, clear screams from the east. The sounds were estimated at 1 to 2 miles away, with the final two sounding pained and different from the rest. The witness felt the sounds matched no known Arizona wildlife and later found them similar to recorded Bigfoot vocalizations.

Scream
9 September 2003 Sawmill, Apache County, Arizona Class B #12214

Possible vocalizations near Sawmill,AZ

Two companions were archery hunting from a portable blind at a water hole. After sunset while taking the blind down they heard a loud high-pitched scream from about 200 yards to the northwest, repeated twice with the last lasting longer. They did not see the source and decided to leave the area.

Scream
17 September 2000 Flagstaff, Coconino County, Arizona Class B #1027

Father and son hear unidentifiable sounds

The witness stopped with a child by Sunset Crater to look at lava formations while driving from Phoenix to Utah. From the pine-covered slope above them they repeatedly heard loud, breathy huffing. They saw nothing because trees blocked the view, and video recorded at the time did not capture the sound. They left uneasy without identifying the source.

Vocalization
June 2000 Christopher Creek, Gila County, Arizona Class B #29441

Possible nighttime sighting outside a home near Christopher Creek

The witness was staying alone in a trailer and went uphill to check what triggered a house motion light. He reports seeing a giant upright human-like silhouette near the house that made a loud howl/scream/growl directed at him before turning toward the forest. He ran back to his trailer and found no clear footprints the next morning due to dry ground.

SilhouetteHowlScreamGrowlTracks
June 2000 Flagstaff, Coconino County, Arizona Class B #10877

Midnight vocalizations disturb camping family near Mormon Mountain

The witness was camping with family in old-growth pine forest on Mormon Mountain east of Flagstaff. After going to bed around midnight, repeated whooping yells were heard approaching within about 100 yards, circling the camp, then moving away over about ten minutes. The witness, a lifelong hunter, said he had never heard such sounds until later hearing similar vocalizations on a research website.

Whoop
March 1999 Jacob Lake AZ, Coconino County, Arizona Class B #15178

Two part report of possible vocalizations, footprints and a nest, near Jacob Lake

The witness was playing in the snow with relatives after pulling over on a mountain road near Jacob Lake and the North Rim. The group heard a loud yelling-like sound, then a second loud, clear, deep howl that the witness compared to a reference howl. They left the area quickly without seeing what made the sound.

Howl
September 1998 Prescott, Yavapai County, Arizona Class B #2375

Two hunters hear strange screams

The witness and a family member were trying to sleep in a camp trailer during an archery deer hunting trip when they heard loud, piercing, wavering screams from the woods behind the trailer. The screams occurred three or four times and did not match any familiar animal sounds. They inspected the area the next day but found nothing unusual.

Scream
June 1997 Safford, Graham County, Arizona Class B #11549

Possible vocalizations heard by campers at Riggs Lake, Coronado National Forest near Mt Graham

The witness's wife woke in their camp trailer around midnight to prolonged laughter-like vocalizations she first mistook for another camper before becoming frightened. The husband slept through the sounds and initially dismissed them as animals. Months later the wife heard alleged Bigfoot chatter on a television program and said it matched what she heard on Mt. Graham.

Vocalization