Within Military Skies

Why unfamiliar military aircraft appear over Arizona

Visiting military units bring unfamiliar aircraft and formations to southern Arizona, making ordinary training flights look unexpectedly strange.

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On this page

  • What Operation Snowbird brings to Arizona
  • How visiting formations can resemble large craft
  • What flight records can and cannot prove
Preview for Why unfamiliar military aircraft appear over Arizona

Introduction

Operation Snowbird is one of the most important reasons that unusual lights in Arizona skies are sometimes reported as UFOs. The programme brings visiting American and allied military flying units to southern Arizona for concentrated training, often during periods when weather conditions elsewhere in North America are poor. The result is a temporary increase in aircraft types, flight patterns and formations that local residents may not expect to see. In some cases, observers who are familiar with normal air traffic suddenly encounter unfamiliar lights moving in unusual ways, creating reports of large silent craft, triangular formations or objects that appear unlike conventional aircraft. Rather than proving that a sighting has a mundane explanation, Operation Snowbird changes the probability that military activity should be considered before more exotic interpretations.[dm.af.mil]dm.af.milDraft Total Force Training Environmental AssessmentSeptember 22, 2014 — 22 Sept 2014 — Following the 2012 public comment period, the EA was revised and renamed to more clearly explain visi…Published: September 22, 2014

Snowbird Flights illustration 1

Within Arizona’s UFO history, the programme matters most because it provides a plausible framework for understanding some of the state’s most famous aerial reports, particularly the earlier formation seen during the 1997 Phoenix Lights event.[tucsonweekly.com]tucsonweekly.comTucson WeeklyAnswering The "Arizona Question" (July 3 - July 9, 1997)Mitch Stanley, 21, spends several nights a week in his back yard wit…Published: July 9, 1997

What Operation Snowbird brings to Arizona

Operation Snowbird began as a way to host visiting military units at Davis–Monthan Air Force Base and other Arizona facilities. Air Force documents describe the programme as supporting Air National Guard, Reserve, joint-service and foreign military partners conducting training flights in southern Arizona’s extensive airspace and range system. Later planning documents folded Snowbird activities into a broader “Total Force Training” framework while retaining the same basic concept of bringing outside units into Arizona for flying operations.[dm.af.mil]dm.af.milDraft Total Force Training Environmental AssessmentSeptember 22, 2014 — 22 Sept 2014 — Following the 2012 public comment period, the EA was revised and renamed to more clearly explain visi…Published: September 22, 2014

For UFO observers, the key point is not the administrative programme itself but the traffic it generates. Visiting units may arrive with aircraft that local residents rarely see. Aircraft can operate from different airfields, fly unfamiliar routes and conduct formation training over large areas of the state. Arizona’s combination of military operations areas, restricted ranges and favourable flying weather makes it an attractive location for these deployments.[af.mil]dm.af.milFinal Total Force Training Environmental Assessment ReleasedForce Training (formerly Operation Snowbird) flights at Davis-Monthan Air Force Base at 2,326 annual flights. Officials state that total…

This creates a simple but often overlooked effect: people learn what “normal” skies look like above their community. When that pattern suddenly changes because a visiting unit is training overhead, genuine surprise can result in reports of unidentified objects even when the aircraft involved are entirely conventional.[dm.af.mil]dm.af.milDraft Total Force Training Environmental AssessmentSeptember 22, 2014 — 22 Sept 2014 — Following the 2012 public comment period, the EA was revised and renamed to more clearly explain visi…Published: September 22, 2014

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How visiting formations can resemble large craft

Many Arizona UFO reports involve descriptions of V-shaped, triangular or boomerang-shaped objects. Formation flying offers a straightforward reason why such reports recur.

At long distances, the human eye often sees only the brightest lights on an aircraft. The fuselage may be invisible, especially at dusk or at night. Several aircraft flying in formation can therefore appear as a single object outlined by points of light. Without clear depth cues, observers may mentally connect those lights into a solid shape.

Distance introduces further distortions. Engine noise may not reach the observer because of altitude, atmospheric conditions or wind direction. A formation can therefore seem silent. If one aircraft changes position slightly, the apparent shape may also appear to morph or rotate even though no physical object is changing shape. These perception issues are well known in aviation and become more common when observers view aircraft against a dark sky.[Wikipedia]WikipediaMilitary operations areaMilitary operations area

Operation Snowbird increases opportunities for exactly these kinds of observations because visiting crews conduct formation training that may be unfamiliar to local residents. Aircraft travelling together between training areas can produce patterns of lights that look dramatically different from routine commercial traffic.[dm.af.mil]dm.af.milDraft Total Force Training Environmental AssessmentSeptember 22, 2014 — 22 Sept 2014 — Following the 2012 public comment period, the EA was revised and renamed to more clearly explain visi…Published: September 22, 2014

Snowbird Flights illustration 2

The Phoenix Lights and the Snowbird connection

The strongest reason Operation Snowbird appears in discussions of Arizona UFO history is its connection to the Phoenix Lights of 13 March 1997.

The event actually involved multiple reports and remains one of the most debated UFO cases in the United States. The later lights seen over the Phoenix area are widely associated with military flare drops over the Barry M. Goldwater Range. The earlier reports, however, involved a large formation of lights travelling across Arizona. Some witnesses interpreted these lights as a gigantic craft moving silently overhead.[Wikipedia]WikipediaPhoenix LightsPhoenix Lights

A significant counterpoint came from amateur astronomer Mitch Stanley. Using a 10-inch telescope, Stanley observed the formation and reported that the lights were individual aircraft rather than a single structured object. Multiple later investigations highlighted his observation because it provided magnified visual information unavailable to most witnesses looking with the naked eye. Stanley reported seeing aircraft-like shapes and wing-mounted lights, observations that align with a formation-flight explanation.[tucsonweekly.com]tucsonweekly.comTucson WeeklyAnswering The "Arizona Question" (July 3 - July 9, 1997)Mitch Stanley, 21, spends several nights a week in his back yard wit…Published: July 9, 1997

Researchers who favour a conventional explanation have frequently linked the formation to military aircraft associated with Snowbird-related training activity. Although not every detail of the event can be reconstructed with complete certainty decades later, the presence of visiting military units operating in Arizona makes a formation-flight explanation considerably more plausible than it would be in a state without such training activity.[Metabunk]metabunk.orgpage 2page 2

Importantly, this does not settle every disagreement about the Phoenix Lights. Witnesses remain divided over what they saw, and some continue to argue that a single large object was present. The significance of Operation Snowbird is that it provides a documented source of aircraft activity capable of producing reports that might otherwise appear highly anomalous.[tucsonweekly.com]tucsonweekly.comTucson WeeklyAnswering The "Arizona Question" (July 3 - July 9, 1997)Mitch Stanley, 21, spends several nights a week in his back yard wit…Published: July 9, 1997

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What flight records can and cannot prove

Readers often assume that flight records should be able to confirm or dismiss every military explanation. In practice, the situation is more complicated.

Official records can establish that military training programmes existed, that visiting units were present, and that large numbers of training flights occurred in southern Arizona. Environmental assessments and Air Force planning documents clearly show that Arizona hosts substantial visiting-unit activity.[dm.af.mil]dm.af.milFinal Total Force Training Environmental Assessment ReleasedForce Training (formerly Operation Snowbird) flights at Davis-Monthan Air Force Base at 2,326 annual flights. Officials state that total…

However, proving the exact identity of every aircraft seen during a specific historical sighting is often much harder. Military training flights do not always leave publicly accessible tracking data, especially for older incidents that occurred before modern flight-tracking websites became common. Records may be incomplete, unavailable to the public, or insufficiently detailed to reconstruct a precise formation minute by minute.

As a result, flight records are often better at testing plausibility than delivering certainty. If a reported UFO appeared in an area and period known to host intensive military training, that information strengthens a conventional explanation. It does not automatically prove that every witness misidentified aircraft. Likewise, the absence of a publicly available record does not prove that no military flight occurred.[af.mil]dm.af.milFinal Total Force Training Environmental Assessment ReleasedForce Training (formerly Operation Snowbird) flights at Davis-Monthan Air Force Base at 2,326 annual flights. Officials state that total…

Snowbird Flights illustration 3

Why Snowbird matters in Arizona’s UFO history

Operation Snowbird changes how Arizona sightings should be evaluated. It does not explain every UFO report, nor does it eliminate genuinely puzzling cases. Arizona continues to produce sightings that remain disputed or poorly understood, including reports from military training areas themselves.[TWZ]twz.compilots are seeing some very strange things in arizonas military training rangespilots are seeing some very strange things in arizonas military training ranges

What Snowbird does provide is essential context. The programme regularly introduces unfamiliar aircraft, unusual formations and concentrated flying activity into Arizona skies. That means investigators examining reports from southern Arizona must consider visiting military operations before concluding that a sighting involved something extraordinary.

In the broader history of Arizona UFO reports, Snowbird is best understood not as a single explanation for a single case, but as a recurring mechanism that can transform ordinary military flights into convincing and sometimes famous UFO sightings.[dm.af.mil]dm.af.milDraft Total Force Training Environmental AssessmentSeptember 22, 2014 — 22 Sept 2014 — Following the 2012 public comment period, the EA was revised and renamed to more clearly explain visi…Published: September 22, 2014

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Endnotes

1. Source: dm.af.mil
Title: Draft Total Force Training Environmental Assessment
Link:https://www.dm.af.mil/Media/Press-Releases/Article/666816/draft-total-force-training-environmental-assessment-available-for-public-review/

Source snippet

September 22, 2014 — 22 Sept 2014 — Following the 2012 public comment period, the EA was revised and renamed to more clearly explain visi...

Published: September 22, 2014

2. Source: dm.af.mil
Title: Final Total Force Training Environmental Assessment Released
Link:https://www.dm.af.mil/Media/Press-Releases/Article/666778/final-total-force-training-environmental-assessment-released/

Source snippet

Force Training (formerly Operation Snowbird) flights at Davis-Monthan Air Force Base at 2,326 annual flights. Officials state that total...

3. Source: Wikipedia
Title: Military operations area
Link:https://en.wikipedia.org/wiki/Military_operations_area

4. Source: twz.com
Link:https://www.twz.com/40904/faa-data-shows-strange-pattern-of-military-encounters-with-unidentified-aircraft-in-sensitive-airspace

5. Source: Wikipedia
Title: Phoenix Lights
Link:https://en.wikipedia.org/wiki/Phoenix_Lights

6. Source: go.gale.com
Title: NBC’s dateline misleads public on UFO footage
Link:https://go.gale.com/ps/i.do?id=GALE%7CA182976232&issn=10639330&it=r&linkaccess=abs&p=AONE&sid=googleScholar&sw=w&v=2.1

7. Source: metabunk.org
Title: page 2
Link:https://www.metabunk.org/threads/phoenix-lights.11938/page-2

8. Source: twz.com
Title: pilots are seeing some very strange things in arizonas military training ranges
Link:https://www.twz.com/pilots-are-seeing-some-very-strange-things-in-arizonas-military-training-ranges

9. Source: Wikipedia
Title: Phoenix (mythology)
Link:https://en.wikipedia.org/wiki/Phoenix_%28mythology%29

10. Source: tucson.com
Link:https://tucson.com/news/local/article_8cedb693-a599-5581-827a-666e82d00f37.html

11. Source: dm.af.mil
Link:https://www.dm.af.mil/News/Video/

12. Source: youtube.com
Title: What This Air Force Pilot Saw Over Phoenix Changes Everything | James Fox
Link:https://www.youtube.com/watch?v=WnK8u3PY-pg

Source snippet

The Phoenix Lights - 17 years later...

13. Source: youtube.com
Title: The Phoenix Lights
Link:https://www.youtube.com/watch?v=8SUJTh6Hs-I

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A-10 Thunderbolt II Cockpit Video - Flying Across The Arizona Sky...

14. Source: tucsonweekly.com
Link:https://www.tucsonweekly.com/tw/07-03-97/curr1.htm

Source snippet

Tucson WeeklyAnswering The "Arizona Question" (July 3 - July 9, 1997)Mitch Stanley, 21, spends several nights a week in his back yard wit...

Published: July 9, 1997

15. Source: skepticalinquirer.org
Title: Skeptical Inquirer Alien Lights?
Link:https://skepticalinquirer.org/2015/03/alien-lights-at-phoenix-stephenville-and-elsewhere-a-postmortem/

Source snippet

At Phoenix, Stephenville, and ElsewhereStanley could see that the lights were, in a word, “planes.” He saw that each light was actually a...

16. Source: phoenixnewtimes.com
Title: air traffic controllers who saw ufo muzzled by faa 6631922
Link:https://www.phoenixnewtimes.com/news/air-traffic-controllers-who-saw-ufo-muzzled-by-faa-6631922/

Source snippet

His description of squared-off wings gibed with a type...

17. Source: federalregister.gov
Title: Federal Register A Notice by
Link:https://www.federalregister.gov/documents/2020/04/03/2020-06935/notice-of-availability-of-the-federal-aviation-administration-finding-of-no-significant-impact-and

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Federal RegisterA Notice by - the Federal Aviation Administration3 Apr 2020 — Environmental Assessment (EA) for the Davis-Monthan Air For...

18. Source: planeandpilotmag.com
Title: the phoenix lights
Link:https://planeandpilotmag.com/the-phoenix-lights/

19. Source: stampaday.wordpress.com
Title: the phoenix lights
Link:https://stampaday.wordpress.com/2019/03/13/the-phoenix-lights/

Additional References

20. Source: youtube.com
Title: REAL EVIDENCE OF ALIEN PRESENCE ON EARTH || NOT ALONE || Ep. 1
Link:https://www.youtube.com/watch?v=aSSaRplNs4I

Source snippet

What This Air Force Pilot Saw Over Phoenix Changes Everything | James Fox...

21. Source: faa.gov
Link:https://www.faa.gov/air_traffic/publications/domesticnotices/dom21039_mil.html

22. Source: youtube.com
Title: A-10 Thunderbolt II Cockpit Video
Link:https://www.youtube.com/watch?v=ciSOpkQTDos

Source snippet

Barry M. Goldwater Range Celebrates 75 Years...

23. Source: news.azpm.org
Link:https://news.azpm.org/s/23720-metro-week-d-m-air-force-flight-training-increase-would-have-minimal-effect/

Source snippet

The study looked...Read more...

24. Source: facebook.com
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26. Source: facebook.com
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27. Source: reddit.com
Link:https://www.reddit.com/r/arizona/comments/11jmi55/i_almost_always_see_these_lights_facing_phoenix/

28. Source: phoenix.edu.au
Link:https://www.phoenix.edu.au/

29. Source: phoenixcontact.com
Link:https://www.phoenixcontact.com/en-au/