Within Sussex UFOs
Did Sussex Help Start Britain's UFO Files?
The Tangmere and Wartling story links Sussex to Britain's early official flying saucer debate, but the evidence needs careful handling.
On this page
- What was reported in June 1950
- RAF Tangmere, Wartling radar and the Flying Saucer Working Party
- Why the official conclusion was cautious
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Introduction
Sussex did play a small but significant part in the opening phase of Britain’s official UFO story, but not in the simple way the legend is often told. The claim centres on 1 June 1950, when a pilot flying a Gloster Meteor from RAF Tangmere reportedly saw a bright, circular, metallic object near the south coast, and radar operators at RAF Wartling, near Eastbourne, were said to have recorded an unusual response around the same time. This pairing of pilot testimony and radar trace helped make the case interesting to officials. Yet the surviving official analysis did not confirm an unknown craft: the radar appendix suggested a likely technical cause, possibly a signal received from another radar transmitter in the Portsmouth–Isle of Wight area. [Dr. David Clarke]drdavidclarke.co.ukFlying Saucer Working Party |…
The reason the Tangmere and Wartling story matters is therefore historical rather than sensational. It sits at the point where Cold War air-defence anxiety, new jet-age aviation, radar interpretation and newspaper “flying saucer” excitement met inside the British state. The case helped shape the work of the Flying Saucer Working Party, Britain’s first official committee on the subject, but the records also show why the official conclusion was cautious, sceptical and strongly dependent on the quality of evidence. [National Archives]cdn.nationalarchives.gov.ukNational Archives Research Notes 6National Archives Research Notes 6
What was reported in June 1950
The core report is usually summarised like this: on 1 June 1950, a Meteor jet pilot operating from RAF Tangmere in West Sussex saw a bright circular metallic object pass his aircraft at about 20,000 feet. David Clarke, who has written extensively on the released Ministry of Defence UFO files, describes the pilot as being on patrol from Tangmere when the object “sped past” his Meteor. During the subsequent intelligence debriefing, it emerged that four RAF controllers at an air-defence radar station near Eastbourne had also tracked an “unusual response” that disappeared from their screens. [Dr. David Clarke]drdavidclarke.co.ukFlying Saucer Working Party |…
That combination gave the case its later reputation. A pilot report alone could be dismissed as a visual error; a radar trace alone could be dismissed as equipment behaviour or interference. A report involving both a trained airman and radar staff looked more serious, especially in 1950, when Britain was adjusting to jet aircraft, Cold War defence planning and public fascination with “flying saucers”. The National Archives’ research guide notes that Britain did not begin an official inquiry into the UFO mystery until 1950, after a rise in British reports and growing media interest during that spring and summer. [National Archives]cdn.nationalarchives.gov.ukNational Archives Research Notes 6National Archives Research Notes 6
The geography is important. RAF Tangmere lay near Chichester in West Sussex and had been a major Fighter Command station, while Wartling was in East Sussex, close to the Pevensey and Eastbourne area. In historic-county terms both belong within Sussex, even though modern administration divides the county into West Sussex, East Sussex and Brighton and Hove. The case is therefore a genuinely Sussex-wide episode: the aircraft side is tied to Tangmere in the west, the radar side to Wartling in the east, and the reported airborne activity to the south-coast airspace around Portsmouth and the Isle of Wight. [Historic England]historicengland.org.uklist entrylist entry
It is also worth separating the strongest claim from later embellishment. The records support the existence of an official concern and a technical discussion of an unusual Wartling radar response. They do not support a confident claim that radar proved a solid, structured “saucer” was flying over Sussex. The more careful reading is that an unusual visual report and an unusual radar response entered the official file together, and the authorities then tried to decide whether either required a defence explanation. [The Black Vault Documents]documents.theblackvault.comThe Black Vault Documents
RAF Tangmere, Wartling radar and the Flying Saucer Working Party
RAF Tangmere already had a strong aviation identity before the UFO claim. The former station was associated with Britain’s fighter history, and Historic England’s listing for the surviving 1944 control tower describes it as a key visual reminder of the significance of the former RAF Tangmere airfield. Tangmere Military Aviation Museum describes the site as a former RAF fighter station active from 1918 until Fighter Command left in 1958. [Historic England]historicengland.org.uklist entrylist entry
Wartling’s relevance is different. It was not a fighter station in the Tangmere sense, but a radar site. Bexhill Museum describes RAF Wartling as a Ground Control Interception station established in 1941, with a substantial operations building known as the “Happidrome” becoming operational in July. The station had transmitting masts, receiver towers, operations rooms, billets and defensive structures, and closed in 1956 according to that account. [Bexhill Museum]bexhillmuseum.org.ukraf wartlingraf wartling
That made Wartling exactly the sort of place where an unexplained radar return would matter. Ground Control Interception radar was used to detect and guide aircraft, so an unexpected signal could raise practical air-defence questions even before anyone discussed extraterrestrial explanations. In the early Cold War, the first question for officials was not “Are aliens visiting Sussex?” but “Is this a real air object, a technical artefact, foreign aircraft, weather, or a misread report?” The National Archives guide makes clear that early official interest in UFOs was bound up with air intelligence, US reporting, Cold War fears and the possibility of foreign aircraft of revolutionary design. [National Archives]cdn.nationalarchives.gov.ukNational Archives Research Notes 6National Archives Research Notes 6
The Tangmere-Wartling material fed into a wider official process. The Flying Saucer Working Party was established in 1950 under the Directorate of Scientific Intelligence and the Joint Technical Intelligence Committee. The National Archives research guide gives the terms of reference: to review available evidence in reports of “Flying Saucers”, examine British-origin reports from then on, report as necessary, and keep in touch with American occurrences and evaluation. [National Archives]cdn.nationalarchives.gov.ukNational Archives Research Notes 6National Archives Research Notes 6
The Working Party was not a public-facing UFO desk. It was a small official intelligence study operating in secrecy, influenced by senior scientific and defence figures. The National Archives guide states that Sir Henry Tizard, the Ministry of Defence Chief Scientific Adviser and a key figure in Britain’s radar history, believed reports should not be dismissed without some investigation; it was as a direct result of his influence that the Ministry of Defence was asked to set up the team. [National Archives]cdn.nationalarchives.gov.ukNational Archives Research Notes 6National Archives Research Notes 6
In that setting, the Sussex case stood out because it came from military and radar sources rather than from a casual civilian observer. Clarke notes that after the Working Party sifted through many reports, only three were treated as coming from trustworthy sources and worthy of further study: the Tangmere-Wartling episode and two reports from an experienced test pilot connected with the Royal Aircraft Establishment at Farnborough. [Dr. David Clarke]drdavidclarke.co.ukFlying Saucer Working Party |…
Why the radar claim looked stronger than it was
Radar evidence often sounds decisive to modern readers, but early radar interpretation was not a simple matter of “screen return equals object”. The key surviving technical note, Appendix A to the Flying Saucer Working Party material, is specifically headed as a note on an unusual radar response. It says that, with reference to the Wartling response on 1 June 1950, the signal was suggested to have been received directly from another radar transmitter, possibly ship-borne, in the Portsmouth–Isle of Wight area. [The Black Vault Documents]documents.theblackvault.comThe Black Vault Documents
That matters because the report did not merely shrug and say “unknown”. It proposed a mechanism. If another transmitter’s pulses were close enough in timing to the Wartling set, the received signal could appear on the plan position indicator, or PPI, display. The note also says such a signal might be of large amplitude, appear unusually thick, leave more afterglow than a normal response, and seem to move rapidly because small differences in repetition rates could create large apparent displacements on the display. [The Black Vault Documents]documents.theblackvault.comThe Black Vault Documents
In plain English, the radar “target” may have been a display artefact caused by another radar signal rather than a physical object moving at extraordinary speed. This is especially relevant because later retellings often turn the Wartling part of the story into independent confirmation of the pilot’s sighting. The official technical appendix points in the opposite direction: the radar trace was considered unusual, but also explainable in radar-engineering terms. [The Black Vault Documents]documents.theblackvault.comThe Black Vault Documents
That does not automatically explain what the Tangmere pilot saw. Visual sightings and radar returns can have different causes, and the survival of a technical explanation for one part of the case does not prove the other part was imaginary. But it does weaken the strongest popular version of the story, which treats the pilot and radar evidence as mutually reinforcing proof of a single extraordinary craft. The official record is more cautious: it records an intriguing coincidence, then gives a plausible technical reason to doubt that the radar trace was a real aerial object. [Dr. David Clarke]drdavidclarke.co.ukFlying Saucer Working Party |…
The Flying Saucer Working Party’s wider conclusion also shows how the committee weighed evidence. It accepted that, with only subjective evidence, it was difficult to provide scientific proof for or against something entirely novel, including extraterrestrial aircraft. But it said the bulk of observations could be accounted for more simply by known astronomical or meteorological phenomena, mistaken identification of conventional aircraft, balloons, birds or other natural objects, optical and psychological effects, or hoaxes. [The Black Vault Documents]documents.theblackvault.comThe Black Vault Documents
Why the official conclusion was cautious
The final conclusion of the Flying Saucer Working Party was not that every witness was foolish or dishonest. It was that the evidence available did not justify treating flying saucers as established physical craft. The report recommended very strongly that no further investigation of reported mysterious aerial phenomena should be undertaken unless and until material evidence became available. [The Black Vault Documents]documents.theblackvault.comThe Black Vault Documents
That recommendation can sound dismissive, but it followed a particular evidential logic. The Working Party was dealing mostly with reports after the event: witness descriptions, estimates of speed and altitude, impressions of shape, and radar or technical claims that could be ambiguous without full instrumental records. The report argued that useful progress would require a coordinated national system of continuous visual observation, photography, radar stations and sound location. It judged such an enterprise unjustified on the evidence then available. [The Black Vault Documents]documents.theblackvault.comThe Black Vault Documents
The National Archives guide adds another important point: the Working Party’s conclusions set the template for future British UFO policy. After the report was delivered, the team was dissolved and investigations ended for a time. However, later waves of sightings, including the 1952 Washington radar scare in the United States and NATO exercise reports in Europe, caused the Air Ministry to resume monitoring and introduce more formal reporting routes. [National Archives]cdn.nationalarchives.gov.ukNational Archives Research Notes 6National Archives Research Notes 6
For Sussex, this means Tangmere and Wartling should not be read as a solved alien encounter, nor as a worthless anecdote. It is better understood as an early test case for how British officials handled reports that came from credible military settings but still lacked decisive evidence. The pilot’s report was taken seriously enough to be discussed; the radar response was analysed technically; and the final institutional lesson was that unusual reports needed evidence stronger than impressions, coincidence and ambiguous traces. [Dr. David Clarke]drdavidclarke.co.ukFlying Saucer Working Party |…
What later reporting strengthened or weakened
Later reporting strengthened the historical importance of the case but weakened some of its more dramatic popular readings. The release and discussion of official files confirmed that the Flying Saucer Working Party existed, that it was linked to senior figures such as Tizard, and that the Sussex-linked case was among the small number treated as worth closer attention. Ministry of Defence correspondence later stated that the Working Party was set up in August 1950 at Tizard’s suggestion, dissolved in June 1951, and that surviving papers were open for public viewing at The National Archives. [The Black Vault Documents]documents.theblackvault.comThe Black Vault Documents
At the same time, the released material made the radar claim less mysterious than many retellings suggest. The Appendix A explanation is not a vague debunking gesture; it is a technical hypothesis about direct reception from another transmitter and apparent rapid movement created by timing drift. That makes the Wartling trace useful evidence of official concern, but weak evidence for an extraordinary object. [The Black Vault Documents]documents.theblackvault.comThe Black Vault Documents
The Tangmere side remains less fully resolved in public summaries. A pilot’s report from a Meteor at altitude is not trivial, especially in a period when RAF personnel were accustomed to judging aircraft and aerial conditions. But without a surviving photograph, physical trace, full contemporaneous pilot statement in easily accessible form, or unambiguous radar confirmation, the case remains limited. It can be called unresolved in its visual component, but not strongly evidenced as an unknown craft. [Dr. David Clarke]drdavidclarke.co.ukFlying Saucer Working Party |…
The phrase “Britain’s first flying saucer” is therefore best treated as a media-friendly shorthand rather than a firm historical verdict. Britain had earlier traditions of mystery airships, wartime “foo fighters” and 1946 “ghost rocket” concerns, all of which are discussed in the National Archives research guide as predecessors to the flying-saucer era. What makes Tangmere and Wartling distinctive is not that no one in Britain had ever reported strange aerial phenomena before, but that this Sussex-linked case helped move the subject into a formal defence-intelligence review at the start of the 1950s. [National Archives]cdn.nationalarchives.gov.ukNational Archives Research Notes 6National Archives Research Notes 6
How to read the Tangmere and Wartling claims today
The most balanced assessment is that the Tangmere and Wartling story is historically important, evidentially mixed and often overstated. It deserves a place in Sussex UFO history because it connects local RAF and radar sites to the first official British flying saucer inquiry. It also shows why official UFO records are often more interesting than simple believer-versus-sceptic arguments: the state did not merely laugh the case away, but neither did it endorse the extraordinary interpretation. [National Archives]cdn.nationalarchives.gov.ukNational Archives Research Notes 6National Archives Research Notes 6
A useful reader’s verdict would separate the case into three layers. First, the historical layer is strong: Tangmere, Wartling and the Flying Saucer Working Party are documented parts of Britain’s early official UFO story. Second, the evidential layer is moderate for “an unusual report was made and examined”, but weak for “an extraordinary craft was confirmed”. Third, the interpretive layer favours caution, because the radar element has a plausible technical explanation and the visual element lacks the material evidence the Working Party said would be needed. [Dr. David Clarke]drdavidclarke.co.ukFlying Saucer Working Party |…
This is why the case still matters for Sussex. It is not a county myth that proves visitors from elsewhere, and it is not merely a footnote. It is an early example of the pattern that would recur in later British UFO files: credible witnesses, defence locations, ambiguous instruments, public excitement, official caution and a final gap between “unidentified at first report” and “evidence of something extraordinary”.
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Endnotes
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Source: drdavidclarke.co.uk
Title: Dr. David Clarke
Link: https://drdavidclarke.co.uk/national-archives-ufo-files-7/flying-saucer-working-party/Source snippet
Flying Saucer Working Party |...
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Source: documents.theblackvault.com
Title: The Black Vault Documents
Link: https://documents.theblackvault.com/documents/ufos/UK/defe-24-2057-1.pdf -
Source: text-message.blogs.archives.gov
Link: https://text-message.blogs.archives.gov/2017/07/05/see-something-say-something-ufo-reporting-requirements-office-of-military-government-for-bavaria-germany-may-1948/
Published: may 1948 -
Source: cdn.nationalarchives.gov.uk
Title: National Archives Research Notes 6
Link: https://cdn.nationalarchives.gov.uk/documents/aug-2009-research-guide.pdf -
Source: historicengland.org.uk
Title: list entry
Link: https://historicengland.org.uk/listing/the-list/list-entry/1403165 -
Source: bexhillmuseum.org.uk
Title: raf wartling
Link: https://www.bexhillmuseum.org.uk/access-centre/second-world-war-2/raf-wartling/ -
Source: ianridpath.com
Title: flying saucer working party
Link: https://www.ianridpath.com/ufo/flying%20saucer%20working%20party.pdf -
Source: Wikipedia
Title: Flying Saucer Working Party
Link: https://en.wikipedia.org/wiki/Flying_Saucer_Working_Party -
Source: Wikipedia
Title: RAF Tangmere
Link: https://en.wikipedia.org/wiki/RAF_Tangmere -
Source: Wikipedia
Title: RAF Wartling
Link: https://en.wikipedia.org/wiki/RAF_Wartling -
Source: historicengland.org.uk
Title: list entry
Link: https://historicengland.org.uk/listing/the-list/list-entry/1392508 -
Source: historicengland.org.uk
Title: Control Tower, Kings Hill
Link: https://historicengland.org.uk/listing/the-list/list-entry/1390914 -
Source: kids.kiddle.co
Title: Flying Saucer Working Party
Link: https://kids.kiddle.co/Flying_Saucer_Working_Party -
Source: eppingforestdc.gov.uk
Title: spirit of north weald booklet 7
Link: https://www.eppingforestdc.gov.uk/app/uploads/2024/01/spirit-of-north-weald-booklet-7.pdf -
Source: cdn.nationalarchives.gov.uk
Link: https://cdn.nationalarchives.gov.uk/documents/the-ufo-files-extract.pdf
Additional References
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Source: youtube.com
Link: https://www.youtube.com/watch?v=62tr8fZ-02QSource snippet
Wartling Rotor Radar R3 Bunker, East Sussex - Episode 1...
Published: May 2008
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Source: youtube.com
Title: Wartling Rotor Radar R3 Bunker, East Sussex
Link: https://www.youtube.com/watch?v=uQt4bJIpTSISource snippet
Touring the Tangmere Military Aviation Museum...
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Source: youtube.com
Title: Touring the Tangmere Military Aviation Museum
Link: https://www.youtube.com/watch?v=0nMHujVCRPQSource snippet
a presentation by Colin Smart, of Tangmere Military Aviation...
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Source: tangmere-museum.org.uk
Link: https://tangmere-museum.org.uk/about-us/ -
Source: facebook.com
Link: https://www.facebook.com/BritishPowerboatRacingClub/posts/british-pathe-release-early-footage-of-a-ufo-seen-off-cowes-torquay-and-again-at/10157080527446961/ -
Source: smithsonianmag.com
Link: https://www.smithsonianmag.com/air-space-magazine/department-of-flying-saucers-2294791/ -
Source: facebook.com
Link: https://www.facebook.com/groups/sussexhistory/posts/9071641629512748/ -
Source: tripadvisor.com
Link: https://www.tripadvisor.com/ShowUserReviews-g2055187-d2054938-r678940664-Tangmere_Military_Aviation_Museum-Tangmere_Chichester_West_Sussex_England.html -
Source: tangmere-museum.org.uk
Link: https://tangmere-museum.org.uk/ -
Source: facebook.com
Link: https://www.facebook.com/MetroUK/posts/the-british-military-thought-there-was-basis-in-fact-to-ufo-sightings-/1324212449736221/
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