{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:00:17.312232", "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": "2024-Jul-23_to_2024-Jul-27_308.0_-30.5"}, "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": 2024070002363}, "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": "July 23 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 27 2024"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 125287.7742624229}, "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": ["Brazil", "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": -30.5}, "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": 308.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "308.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 305.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 309.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -33.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -28.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-55.18, -30.82], [-55.15, -30.75], [-55.25, -30.5], [-55.03, -29.97], [-54.62, -29.8], [-54.75, -29.5], [-54.53, -28.97], [-54.18, -28.82], [-54.03, -28.47], [-53.68, -28.32], [-53.53, -27.97], [-53.0, -27.75], [-52.75, -27.85], [-52.5, -27.75], [-52.25, -27.85], [-52.0, -27.75], [-51.75, -27.85], [-51.5, -27.75], [-50.97, -27.97], [-50.75, -28.5], [-50.85, -28.75], [-50.82, -28.82], [-50.75, -28.85], [-50.5, -28.75], [-49.97, -28.97], [-49.75, -29.5], [-49.97, -30.03], [-50.5, -30.25], [-50.75, -30.15], [-50.82, -30.18], [-50.85, -30.25], [-50.75, -30.5], [-50.97, -31.03], [-51.5, -31.25], [-51.75, -31.15], [-51.82, -31.18], [-51.85, -31.25], [-51.75, -31.5], [-51.97, -32.03], [-52.32, -32.18], [-52.47, -32.53], [-52.82, -32.68], [-52.97, -33.03], [-53.5, -33.25], [-53.8, -33.12], [-53.97, -33.53], [-54.5, -33.75], [-55.03, -33.53], [-55.25, -33.0], [-55.15, -32.75], [-55.25, -32.5], [-55.15, -32.25], [-55.18, -32.18], [-55.53, -32.03], [-55.75, -31.5], [-55.53, -30.97], [-55.18, -30.82]]]]}}, "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": {"2024-07-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.52999999999997, -32.03], [-55.75, -31.5], [-55.52999999999997, -30.97], [-55.18000000000001, -30.82], [-55.14999999999998, -30.75], [-55.25, -30.5], [-55.02999999999997, -29.97], [-54.620000000000005, -29.8], [-54.75, -29.5], [-54.52999999999997, -28.97], [-54.18000000000001, -28.82], [-54.02999999999997, -28.47], [-53.5, -28.25], [-53.25, -28.35], [-53.0, -28.25], [-52.75, -28.35], [-52.5, -28.25], [-52.25, -28.35], [-52.0, -28.25], [-51.75, -28.35], [-51.5, -28.25], [-50.97000000000003, -28.47], [-50.81999999999999, -28.82], [-50.75, -28.85], [-50.5, -28.75], [-49.97000000000003, -28.97], [-49.75, -29.5], [-49.97000000000003, -30.03], [-50.5, -30.25], [-50.75, -30.15], [-50.81999999999999, -30.18], [-50.85000000000002, -30.25], [-50.75, -30.5], 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"value": [19.73540486673511, 20.570291262226704, 20.770194762580843, 19.030755003211027, 18.3316114636487]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [6.274050832796818, 7.2258531649371, 6.419528152207536, 5.531854913676739, 4.8935439412937285]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [7.938833819301806, 8.624226790593468, 7.775047375336271, 5.601623580700959, 4.949549563203732]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.520761737224801, 1.778011332701683, 1.5775800040917858, 1.2994031088012072, 1.175925906932223]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.0488909094804364, 2.1773989476169353, 1.8581594309889562, 1.3443186988430704, 1.181209221248794]}}