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vr.tr.front-phenomenon · thing-front-phenomenon

Let an agent handle weather fronts by type, symbols, associated weather and forecasting.

Thing Registry Physical world and living systems PHY.FLW
Bundle → Layer → Finding → QuestionsClassifiersWhat it isWhy it existsDistinguishing featuresWhat robots and AI may and may not doMoral aspectsOwnersLinks to other meta-modelsIdentity and identifiersDirect propertiesRecognitionCapabilities and actionsHazards and failure modesStandards and interfacesContext of useSources

Bundle → Layer → Finding → Questions Filled

4 bundles · 8 layers · 8 findings · 16 questions

Type Which front.

Kind

Cold, warm, occluded.

Kind

Front type.

  1. What type of front is approaching? definition
  2. How is it drawn on the chart? definition

Movement

Speed and direction.

Movement

Movement.

  1. How fast and in which direction is it moving? measurement
  2. When will it arrive? measurement
Weather What it brings.

Changes

Rain and wind.

Changes

Weather changes.

  1. What weather changes are expected as it passes? definition
  2. How long will they last? measurement

Severe

Squall lines.

Severe

Severe weather.

  1. Are severe storms or squall lines expected? provenance
  2. Are warnings in force? provenance
Forecasting Charts.

Charts

Synoptic charts.

Charts

Weather charts.

  1. How are fronts read on a synoptic chart? action
  2. From which forecast office? provenance

Activities

Outdoor plans.

Activities

Planning.

  1. How should outdoor, sailing or flying plans adapt? action
  2. What conditions are safe? boundary
Senses Disambiguation.

Other senses

Military, building.

Senses

Other senses.

  1. Is a military front, building front or political front meant? boundary
  2. Which entry fits? action

Teaching

Basics.

Teaching

Teaching.

  1. How can fronts be explained simply? action
  2. Which diagrams help? action

Classifiers Filled

Family
Thing Registry
Category
Physical world and living systems
Entry kind
noun.phenomenon
Plane
PHY
Domain
PHY.FLW
Facets: substance
energy
Facets: origin
natural
Facets: agency
inert
Facets: mobility
not-applicable
Facets: scale
not-applicable
Facets: affordances
observable
Other names and narrower kinds
warm front, cold front, polar front, squall line, occluded front, occlusion

What it is Filled

In meteorology, the boundary zone between two air masses of different temperature and humidity, such as cold, warm, occluded and stationary fronts, often bringing cloud, rain, wind shifts and squall lines.

Why it exists Filled

Let an agent handle weather fronts by type, symbols, associated weather and forecasting.

Distinguishing features Filled

  • Boundary between air masses
  • Cold, warm, occluded, stationary
  • Brings weather changes
  • Drawn on synoptic charts

What robots and AI may and may not do Filled

Must not

  • Present its own reading of a front as an official warning.
  • Advise flights, sailing or outdoor events to proceed against warnings tied to a front.
  • Omit hazards such as squall lines, thunderstorms or icing when describing an approaching front.

Only with a human decision

  • Deciding whether to cancel a flight, voyage or outdoor event because of a front.

May

  • Describe weather fronts and their expected effects using official forecasts.
  • Explain synoptic charts and front symbols.

Moral aspects Filled

  • Sudden wind shifts and squalls at fronts endanger sailors, pilots and climbers.
  • Forecast honesty matters more than reassuring wording.

Who is affected

  • Pilots and sailors
  • People outdoors
  • Farmers

Owners Filled

Steward

Nobody owns the weather; the national meteorological service analyses and forecasts fronts.

Links to other meta-models Filled

parent

  • oewn-11445694-n - registry parent class

related

  • weather phenomenon - category
  • air masses - objects
  • cyclone - systems
  • rain and wind shifts - weather

What else AI and robots need to interact with it Filled

Identity and identifiers required Filled

  • Vercy registry: vr.tr.front-phenomenon
  • Open English WordNet: oewn-11480887-n

Direct properties required Filled

  • Temperature contrast: kelvin - Measured as the temperature difference across the frontal zone at a specified altitude and time.
  • Frontal zone width: kilometres - Estimated across the boundary using observed temperature and humidity gradients with an explicitly stated boundary criterion.
  • Propagation speed: kilometres per hour - Calculated from successive mapped positions of the front over a known time interval.

Recognition required Filled

  • Map symbols: triangles (cold), semicircles (warm)
  • Cloud bands on satellite images
  • Military or building fronts are other senses
  • Bands of cloud and rain; shown on maps with coloured lines and symbols.

Capabilities and actions required Filled

  • read fronts on weather maps
  • anticipate weather changes
  • follow warnings for squall lines
  • teach weather basics

Hazards and failure modes required Filled

  • Severe storms along cold fronts
  • Sudden wind shifts affecting aviation and sailing
  • Confusing senses

Standards and interfaces required Filled

  • WMO synoptic chart conventions

Context of use required Filled

  • Explaining and forecasting changes in weather.
  • cold fronts
  • warm fronts
  • occluded fronts
  • stationary fronts
  • squall lines and dry lines

Sources Filled

  1. Open English WordNet 2024, synset oewn-11480887-n - sense and gloss of the concept
  2. Wiktionary: front - word senses and usage

Open questions

  • Should front types be separate entries?
  • How should chart symbols be linked?
  • How should other senses be split off?

Machine files

Card as JSON Specification Card backlog vercy.card/1

Provenance

thing registry research (pass 2) · unreviewed

Built from: models/things/publications/thing-front-phenomenon/spec.json