{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:14:26.582320", "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-Jun-16_to_2020-Jun-18_301.0_-35.5"}, "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": 2020060002333}, "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": "June 16 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 18 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": 78005.96272139941}, "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": ["Argentina", "Uruguay"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["America", "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": []}, "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": -35.5}, "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": 301.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "301.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 299.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 303.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -36.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -34.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-61.53, -34.97], [-61.0, -34.75], [-60.75, -34.854], [-60.677, -34.823], [-60.53, -34.47], [-60.0, -34.25], [-59.75, -34.354], [-59.677, -34.323], [-59.53, -33.97], [-59.0, -33.75], [-58.75, -33.854], [-58.5, -33.75], [-58.25, -33.854], [-58.0, -33.75], [-57.75, -33.854], [-57.5, -33.75], [-57.25, -33.854], [-57.0, -33.75], [-56.75, -33.854], [-56.5, -33.75], [-55.97, -33.97], [-55.75, -34.5], [-55.97, -35.03], [-56.5, -35.25], [-56.75, -35.146], [-56.875, -35.198], [-56.75, -35.5], [-56.97, -36.03], [-57.323, -36.177], [-57.354, -36.25], [-57.25, -36.5], [-57.47, -37.03], [-58.0, -37.25], [-58.25, -37.146], [-58.5, -37.25], [-58.75, -37.146], [-59.0, -37.25], [-59.25, -37.146], [-59.5, -37.25], [-59.75, -37.146], [-60.0, -37.25], [-60.53, -37.03], [-60.677, -36.677], [-60.75, -36.646], [-61.0, -36.75], [-61.53, -36.53], [-61.75, -36.0], [-61.646, -35.75], [-61.75, -35.5], [-61.53, -34.97]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-06-16T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[-61.64644660940672, -35.75], [-61.75, -35.5], [-61.53033008588989, -34.96966991411009], [-61.0, -34.75], [-60.75, -34.85355339059328], [-60.67677669529661, -34.82322330470336], [-60.53033008588989, -34.46966991411009], [-60.0, -34.25], [-59.75, -34.35355339059328], [-59.67677669529661, -34.32322330470336], [-59.53033008588989, -33.96966991411009], [-59.0, -33.75], [-58.75, -33.85355339059328], [-58.5, -33.75], [-58.25, -33.85355339059328], [-58.0, -33.75], [-57.75, -33.85355339059328], [-57.5, -33.75], [-57.25, -33.85355339059328], [-57.0, -33.75], [-56.75, -33.85355339059328], [-56.5, -33.75], [-55.96966991411011, -33.96966991411009], [-55.75, -34.5], [-55.96966991411011, -35.03033008588991], [-56.5, -35.25], [-56.75, -35.14644660940672], [-56.875, -35.19822330470337], [-56.75, -35.5], [-56.96966991411011, -36.03033008588991], [-57.32322330470339, 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"Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [17.690221635018304, 21.529426836024925, 16.47688525082907]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.491730071795768, 9.78949800028461, 5.543402401860232]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [7.07884893401706, 11.1352454559987, 6.641688339510324]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5977068636319371, 2.925287468680706, 1.719646664386746]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8620501793689577, 3.115105112439737, 2.116644351108422]}}