{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:19:09.961666", "data_source": "ERA5", "website": "http://wexa.jamstec.go.jp", "Author": "Patrick Martineau"}, "event_id": {"name": "Event ID", "description": "A unique identifier based on: beginning_date, end_date, longitude, and latitude", "value": "2020-Oct-30_to_2020-Nov-01_292.5_18.0"}, "event_label": {"name": "Event label", "description": "Integer-valued grid identifier that uniquely labels each detected extreme event in space and time, consistent with the corresponding labels stored in the NetCDF dataset.", "value": 2020100002785}, "status": {"name": "Status", "description": "An ongoing event denotes an event that lasts up to the latest data available. These events are subject to change as newer data is added.", "value": false}, "start_date": {"name": "Start date", "description": "First date on which grid points are under the influence of an event", "value": "October 30 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 01 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "figures_available": {"name": "Figures available", "description": "True if figures were pre-generated for this event", "value": true}, "detection_var": {"name": "Detection variable", "description": "Variable used for the detection scheme", "value": "t2m"}, "event_type": {"name": "Event type", "description": "Type of the event detected", "value": "Heat wave"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 93670.21745398304}, "countries_affected": {"name": "Countries affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the countries affected by an event during its lifetime.", "value": ["Puerto Rico"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["America"]}, "oceans_affected": {"name": "Ocean basins affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the ocean basins affected by an event during its lifetime.", "value": ["Atlantic Ocean", "Caribbean Sea"]}, "center_lat": {"name": "Center latitude", "description": "Latitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": 18.0}, "center_lon": {"name": "Center longitude", "description": "Longitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": 292.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "292.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 291.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 297.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 18.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 19.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-69.25, 19.0], [-69.03, 19.53], [-68.677, 19.677], [-68.53, 20.03], [-68.0, 20.25], [-67.75, 20.146], [-67.5, 20.25], [-67.25, 20.146], [-67.0, 20.25], [-66.75, 20.146], [-66.5, 20.25], [-66.25, 20.146], [-66.0, 20.25], [-65.75, 20.146], [-65.5, 20.25], [-64.97, 20.03], [-64.823, 19.677], [-64.47, 19.53], [-64.323, 19.177], [-64.25, 19.146], [-64.177, 19.177], [-64.03, 19.53], [-63.5, 19.75], [-62.97, 19.53], [-62.823, 19.177], [-62.47, 19.03], [-62.25, 18.5], [-62.47, 17.97], [-63.0, 17.75], [-63.25, 17.854], [-63.323, 17.823], [-63.47, 17.47], [-64.0, 17.25], [-64.25, 17.354], [-64.5, 17.25], [-64.75, 17.354], [-65.0, 17.25], [-65.25, 17.354], [-65.5, 17.25], [-65.75, 17.354], [-66.0, 17.25], [-66.53, 17.47], [-66.677, 17.823], [-66.75, 17.854], [-66.823, 17.823], [-66.97, 17.47], [-67.5, 17.25], [-68.03, 17.47], [-68.177, 17.823], [-68.53, 17.97], [-68.677, 18.323], [-69.03, 18.47], [-69.25, 19.0]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Caribbean", "N.Atlantic-Ocean"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-10-30T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-68.67677669529661, 18.32322330470336], [-69.03033008588989, 18.46966991411009], [-69.25, 19.0], [-69.03033008588989, 19.53033008588991], [-68.67677669529661, 19.67677669529664], [-68.53033008588989, 20.03033008588991], [-68.0, 20.25], [-67.75, 20.146446609406723], [-67.5, 20.25], [-67.25, 20.146446609406723], [-67.0, 20.25], [-66.75, 20.146446609406723], [-66.5, 20.25], [-66.25, 20.146446609406723], [-66.0, 20.25], [-65.75, 20.146446609406723], [-65.5, 20.25], [-64.96966991411011, 20.03033008588991], [-64.82322330470339, 19.67677669529664], [-64.46966991411011, 19.53033008588991], [-64.32322330470339, 19.17677669529664], [-64.25, 19.146446609406723], [-64.17677669529661, 19.17677669529664], [-64.03033008588989, 19.53033008588991], [-63.5, 19.75], [-62.96966991411011, 19.53033008588991], [-62.82322330470339, 19.17677669529664], [-62.46966991411011, 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[1.0327021701995633, 0.9842114962609365, 0.9286810208018377]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2938515835212456, 1.2199980908722523, 1.0664738685580915]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7840749226828745, 1.7091846315365475, 1.6300138903930612]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.191332558335663, 2.2797143756140956, 1.9326487195220783]}}