{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:02:03.442418", "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-Nov-14_to_2024-Nov-16_297.5_-34.0"}, "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": 2024110001661}, "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": "November 14 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 16 2024"}, "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": 51306.477254458776}, "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"]}, "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": []}, "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": -34.0}, "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": 297.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "297.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 296.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 299.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -35.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -32.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-64.53, -31.97], [-64.0, -31.75], [-63.75, -31.85], [-63.5, -31.75], [-62.97, -31.97], [-62.8, -32.38], [-62.68, -32.32], [-62.53, -31.97], [-62.0, -31.75], [-61.47, -31.97], [-61.25, -32.5], [-61.46, -33.0], [-61.25, -33.5], [-61.35, -33.75], [-61.32, -33.82], [-61.25, -33.85], [-61.0, -33.75], [-60.47, -33.97], [-60.25, -34.5], [-60.35, -34.75], [-60.25, -35.0], [-60.35, -35.25], [-60.25, -35.5], [-60.47, -36.03], [-61.0, -36.25], [-61.53, -36.03], [-61.68, -35.68], [-61.75, -35.65], [-62.0, -35.75], [-62.53, -35.53], [-62.68, -35.18], [-63.03, -35.03], [-63.18, -34.68], [-63.53, -34.53], [-63.68, -34.18], [-64.03, -34.03], [-64.25, -33.5], [-64.15, -33.25], [-64.18, -33.18], [-64.53, -33.03], [-64.75, -32.5], [-64.53, -31.97]]]]}}, "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": {"2024-11-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.52999999999997, -33.03], [-64.75, -32.5], [-64.52999999999997, -31.97], [-64.0, -31.75], [-63.75, -31.85], [-63.5, -31.75], [-62.97000000000003, -31.97], [-62.80000000000001, -32.38], [-62.68000000000001, -32.32], [-62.52999999999997, -31.97], [-62.0, -31.75], [-61.47000000000003, -31.97], [-61.25, -32.5], [-61.45999999999998, -33.0], [-61.25, -33.5], [-61.35000000000002, -33.75], [-61.31999999999999, -33.82], [-61.25, -33.85], [-61.0, -33.75], [-60.47000000000003, -33.97], [-60.25, -34.5], [-60.35000000000002, -34.75], [-60.25, -35.0], [-60.35000000000002, -35.25], [-60.25, -35.5], [-60.47000000000003, -36.03], [-61.0, -36.25], [-61.52999999999997, -36.03], [-61.68000000000001, -35.68], [-61.75, -35.65], [-62.0, -35.75], [-62.52999999999997, -35.53], [-62.68000000000001, -35.18], [-63.02999999999997, -35.03], [-63.18000000000001, -34.68], [-63.52999999999997, -34.53], [-63.68000000000001, -34.18], [-64.02999999999997, -34.03], [-64.25, -33.5], [-64.14999999999998, -33.25], [-64.18, -33.18], [-64.52999999999997, -33.03]]]]}, "2024-11-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.52999999999997, -33.03], [-64.75, -32.5], [-64.52999999999997, -31.97], [-64.0, -31.75], [-63.75, -31.85], [-63.5, -31.75], [-62.97000000000003, -31.97], [-62.80000000000001, -32.38], [-62.68000000000001, -32.32], [-62.52999999999997, -31.97], [-62.0, -31.75], [-61.47000000000003, -31.97], [-61.25, -32.5], [-61.45999999999998, -33.0], [-61.25, -33.5], [-61.35000000000002, -33.75], [-61.31999999999999, -33.82], [-61.25, -33.85], [-61.0, -33.75], [-60.47000000000003, -33.97], [-60.25, -34.5], [-60.35000000000002, -34.75], [-60.25, -35.0], [-60.35000000000002, -35.25], [-60.25, -35.5], [-60.47000000000003, -36.03], [-61.0, -36.25], [-61.52999999999997, -36.03], [-61.68000000000001, -35.68], [-61.75, -35.65], [-62.0, -35.75], [-62.52999999999997, -35.53], [-62.68000000000001, -35.18], [-63.02999999999997, -35.03], [-63.18000000000001, -34.68], [-63.52999999999997, -34.53], [-63.68000000000001, -34.18], [-64.02999999999997, -34.03], [-64.25, -33.5], [-64.14999999999998, -33.25], [-64.18, -33.18], [-64.52999999999997, -33.03]]]]}, "2024-11-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.52999999999997, -33.03], [-64.75, -32.5], [-64.52999999999997, -31.97], [-64.0, -31.75], [-63.75, -31.85], [-63.5, -31.75], [-62.97000000000003, -31.97], [-62.80000000000001, -32.38], [-62.68000000000001, -32.32], [-62.52999999999997, -31.97], [-62.0, -31.75], [-61.47000000000003, -31.97], [-61.25, -32.5], [-61.45999999999998, -33.0], [-61.25, -33.5], [-61.35000000000002, -33.75], [-61.31999999999999, -33.82], [-61.25, -33.85], [-61.0, -33.75], [-60.47000000000003, -33.97], [-60.25, -34.5], [-60.35000000000002, -34.75], [-60.25, -35.0], [-60.35000000000002, -35.25], [-60.25, -35.5], [-60.47000000000003, -36.03], [-61.0, -36.25], [-61.52999999999997, -36.03], [-61.68000000000001, -35.68], [-61.75, -35.65], [-62.0, -35.75], [-62.52999999999997, -35.53], [-62.68000000000001, -35.18], [-63.02999999999997, -35.03], [-63.18000000000001, -34.68], [-63.52999999999997, -34.53], [-63.68000000000001, -34.18], [-64.02999999999997, -34.03], [-64.25, -33.5], [-64.14999999999998, -33.25], [-64.18, -33.18], [-64.52999999999997, -33.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 7.998011712486573}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 5.5601135165267275}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.869365692138672, 27.496251932779955, 25.772328948974575]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.80534388224288, 28.73515981038412, 27.422800954182946]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.522022449803293, 6.999411094887023, 5.158907004889866]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.278565744707464, 7.998011712486573, 6.157596018814047]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3920319839042081, 2.2109675182880664, 1.7080132907888934]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5748681618014222, 2.4733424045844155, 2.016303547952363]}}