Morning Glory cloud
E374299
The Morning Glory cloud is a rare, long, tube-shaped roll cloud that can stretch hundreds of kilometers and is famously observed in the skies over Australia’s Gulf of Carpentaria.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Morning Glory cloud canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3625543 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Morning Glory cloud Context triple: [Gulf of Carpentaria, hasPhenomenon, Morning Glory cloud]
-
A.
Clouds
Clouds is a 1969 folk album by Canadian singer-songwriter Joni Mitchell, featuring introspective songwriting and including her classic song "Both Sides, Now."
-
B.
Clouds
"Clouds" is a stage play by British playwright Michael Frayn, known for its witty exploration of human relationships and social dynamics.
-
C.
Hills cloud
The Hills cloud is a hypothesized dense inner region of the Oort Cloud thought to be a major reservoir of long-period comets surrounding the outer Solar System.
-
D.
Wolken
Wolken is a philosophical work by the 18th-century German thinker Johann Georg Hamann, reflecting his characteristically critical and religiously grounded response to Enlightenment rationalism.
-
E.
Mount Cloudmaker
Mount Cloudmaker is a prominent peak in New South Wales, Australia, known among bushwalkers for its challenging access and expansive views within the Greater Blue Mountains region.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Morning Glory cloud Target entity description: The Morning Glory cloud is a rare, long, tube-shaped roll cloud that can stretch hundreds of kilometers and is famously observed in the skies over Australia’s Gulf of Carpentaria.
-
A.
Clouds
Clouds is a 1969 folk album by Canadian singer-songwriter Joni Mitchell, featuring introspective songwriting and including her classic song "Both Sides, Now."
-
B.
Clouds
"Clouds" is a stage play by British playwright Michael Frayn, known for its witty exploration of human relationships and social dynamics.
-
C.
Hills cloud
The Hills cloud is a hypothesized dense inner region of the Oort Cloud thought to be a major reservoir of long-period comets surrounding the outer Solar System.
-
D.
Wolken
Wolken is a philosophical work by the 18th-century German thinker Johann Georg Hamann, reflecting his characteristically critical and religiously grounded response to Enlightenment rationalism.
-
E.
Mount Cloudmaker
Mount Cloudmaker is a prominent peak in New South Wales, Australia, known among bushwalkers for its challenging access and expansive views within the Greater Blue Mountains region.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
arcus cloud
ⓘ
meteorological phenomenon ⓘ roll cloud ⓘ |
| formsInEnvironment |
high humidity in the lower troposphere
ⓘ
light to moderate low-level winds ⓘ stable boundary layer ⓘ temperature inversion near the surface ⓘ |
| hasAppearance | long, horizontal roll cloud ⓘ |
| hasCloudType |
cumulus
ⓘ
stratocumulus ⓘ |
| hasFirstScientificDescriptionYear | 1940s ⓘ |
| hasLength | hundreds of kilometers ⓘ |
| hasNotableLocation | Burketown Morning Glory viewing area ⓘ |
| hasObservationFrequencyGlobally | very rare outside northern Australia ⓘ |
| hasObservationFrequencyInGulfOfCarpentariaSeason | often several events per season ⓘ |
| hasPeakMonths |
October
ⓘ
September ⓘ |
| hasResearchInterestIn |
boundary-layer meteorology
ⓘ
mesoscale meteorology ⓘ nonlinear atmospheric wave dynamics ⓘ |
| hasSeasonalOccurrence | late dry season in northern Australia ⓘ |
| hasShape | tube-shaped cloud band ⓘ |
| hasTourismAspect | attracts visitors to Burketown for cloud watching ⓘ |
| hasTypicalHeightAboveGround | about 100 to 2000 meters ⓘ |
| hasTypicalSpeed |
about 10 to 20 meters per second
ⓘ
about 30 to 70 kilometers per hour ⓘ |
| hasTypicalWidth | about 1 to 2 kilometers ⓘ |
| hasVerticalMotion |
rising air on leading edge
ⓘ
sinking air on trailing edge ⓘ |
| isAssociatedWith |
Burketown, Queensland
ⓘ
linked to:
Burketown
gravity waves in the lower atmosphere ⓘ mesoscale solitons ⓘ sea-breeze fronts ⓘ |
| isDrivenBy |
gravity current dynamics
ⓘ
propagating atmospheric bore ⓘ |
| isLinkedTo |
interaction of sea breezes from east and west coasts of Cape York Peninsula
ⓘ
nocturnal cooling over land ⓘ synoptic-scale pressure patterns over northern Australia ⓘ |
| isMostFamouslyObservedIn |
Gulf of Carpentaria region
ⓘ
northern Australia ⓘ |
| isObservedNear |
Cape York Peninsula
ⓘ
Gulf Country ⓘ |
| isPrecededBy | convergence lines over the Gulf of Carpentaria ⓘ |
| isRare | true ⓘ |
| isSoughtBy |
glider pilots
ⓘ
hang glider pilots ⓘ sailplane pilots ⓘ |
| occursMostFrequentlyAtTimeOfDay | early morning ⓘ |
| producesEffect |
gust front conditions
ⓘ
rapid changes in temperature and pressure at passage ⓘ sudden wind shift at surface ⓘ |
| provides | strong, long-lived lift for soaring aircraft ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Morning Glory cloud Description of subject: The Morning Glory cloud is a rare, long, tube-shaped roll cloud that can stretch hundreds of kilometers and is famously observed in the skies over Australia’s Gulf of Carpentaria.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.