{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:53:59.287256", "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": "2023-Jun-10_to_2023-Jun-13_322.5_-13.5"}, "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": 2023060001829}, "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 10 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 13 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 71981.56800320212}, "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"]}, "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"]}, "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": -13.5}, "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": 322.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "322.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 321.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 324.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -16.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -13.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-38.25, -12.35], [-38.0, -12.25], [-37.75, -12.35], [-37.5, -12.25], [-37.25, -12.35], [-37.0, -12.25], [-36.75, -12.35], [-36.5, -12.25], [-35.97, -12.47], [-35.82, -12.82], [-35.47, -12.97], [-35.25, -13.5], [-35.35, -13.75], [-35.25, -14.0], [-35.35, -14.25], [-35.25, -14.5], [-35.47, -15.03], [-36.0, -15.25], [-36.25, -15.15], [-36.32, -15.18], [-36.35, -15.25], [-36.25, -15.5], [-36.35, -15.75], [-36.25, -16.0], [-36.47, -16.53], [-37.0, -16.75], [-37.53, -16.53], [-37.75, -16.0], [-37.65, -15.75], [-37.68, -15.68], [-38.03, -15.53], [-38.25, -15.0], [-38.15, -14.75], [-38.18, -14.68], [-38.53, -14.53], [-38.68, -14.18], [-39.03, -14.03], [-39.25, -13.5], [-39.15, -13.25], [-39.25, -13.0], [-39.03, -12.47], [-38.5, -12.25], [-38.25, -12.35]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.E.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-06-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-39.25, -13.0], [-39.02999999999997, -12.47], [-38.5, -12.25], [-38.25, -12.35], [-38.0, -12.25], [-37.75, -12.35], [-37.5, -12.25], [-37.25, -12.35], [-37.0, -12.25], [-36.75, -12.35], [-36.5, -12.25], [-35.97000000000003, -12.47], [-35.81999999999999, -12.82], [-35.47000000000003, -12.97], [-35.25, -13.5], [-35.35000000000002, -13.75], [-35.25, -14.0], [-35.35000000000002, -14.25], [-35.25, -14.5], [-35.47000000000003, -15.03], [-36.0, -15.25], [-36.25, -15.15], [-36.5, -15.25], [-36.75, -15.15], [-37.0, -15.25], [-37.52999999999997, -15.03], [-37.68000000000001, -14.68], [-37.75, -14.65], [-38.0, -14.75], [-38.52999999999997, -14.53], [-38.68000000000001, -14.18], [-39.02999999999997, -14.03], [-39.25, -13.5], [-39.14999999999998, -13.25], [-39.25, -13.0]]]]}, "2023-06-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-39.25, -13.0], [-39.02999999999997, -12.47], [-38.5, -12.25], [-38.25, -12.35], [-38.0, -12.25], [-37.75, -12.35], [-37.5, -12.25], [-37.25, -12.35], [-37.0, -12.25], [-36.75, -12.35], [-36.5, -12.25], [-35.97000000000003, -12.47], [-35.81999999999999, -12.82], [-35.47000000000003, -12.97], [-35.25, -13.5], [-35.35000000000002, -13.75], [-35.25, -14.0], [-35.35000000000002, -14.25], [-35.25, -14.5], [-35.47000000000003, -15.03], [-36.0, -15.25], [-36.25, -15.15], [-36.31999999999999, -15.18], [-36.35000000000002, -15.25], [-36.25, -15.5], [-36.35000000000002, -15.75], [-36.25, -16.0], [-36.47000000000003, -16.53], [-37.0, -16.75], [-37.52999999999997, -16.53], [-37.75, -16.0], [-37.64999999999998, -15.75], [-37.68000000000001, -15.68], [-38.02999999999997, -15.53], [-38.25, -15.0], [-38.14999999999998, -14.75], [-38.18000000000001, -14.68], [-38.52999999999997, -14.53], [-38.68000000000001, -14.18], [-39.02999999999997, -14.03], [-39.25, -13.5], [-39.14999999999998, -13.25], [-39.25, -13.0]]]]}, "2023-06-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-39.25, -13.0], [-39.02999999999997, -12.47], [-38.5, -12.25], [-38.25, -12.35], [-38.0, -12.25], [-37.75, -12.35], [-37.5, -12.25], [-37.25, -12.35], [-37.0, -12.25], [-36.75, -12.35], [-36.5, -12.25], [-35.97000000000003, -12.47], [-35.81999999999999, -12.82], [-35.47000000000003, -12.97], [-35.25, -13.5], [-35.35000000000002, -13.75], [-35.25, -14.0], [-35.35000000000002, -14.25], [-35.25, -14.5], [-35.47000000000003, -15.03], [-36.0, -15.25], [-36.25, -15.15], [-36.31999999999999, -15.18], [-36.35000000000002, -15.25], [-36.25, -15.5], [-36.35000000000002, -15.75], [-36.25, -16.0], [-36.47000000000003, -16.53], [-37.0, -16.75], [-37.52999999999997, -16.53], [-37.75, -16.0], [-37.64999999999998, -15.75], [-37.68000000000001, -15.68], [-38.02999999999997, -15.53], [-38.25, -15.0], [-38.14999999999998, -14.75], [-38.18000000000001, -14.68], [-38.52999999999997, -14.53], [-38.68000000000001, -14.18], [-39.02999999999997, -14.03], [-39.25, -13.5], [-39.14999999999998, -13.25], [-39.25, -13.0]]]]}, "2023-06-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-38.25, -14.5], [-38.14999999999998, -14.25], [-38.25, -14.0], [-38.14999999999998, -13.75], [-38.25, -13.5], [-38.14999999999998, -13.25], [-38.25, -13.0], [-38.02999999999997, -12.47], [-37.5, -12.25], [-37.25, -12.35], [-37.0, -12.25], [-36.75, -12.35], [-36.5, -12.25], [-35.97000000000003, -12.47], [-35.81999999999999, -12.82], [-35.47000000000003, -12.97], [-35.25, -13.5], [-35.35000000000002, -13.75], [-35.25, -14.0], [-35.47000000000003, -14.53], [-36.0, -14.75], [-36.25, -14.65], [-36.31999999999999, -14.68], [-36.35000000000002, -14.75], [-36.25, -15.0], [-36.35000000000002, -15.25], [-36.25, -15.5], [-36.35000000000002, -15.75], [-36.25, -16.0], [-36.47000000000003, -16.53], [-37.0, -16.75], [-37.52999999999997, -16.53], [-37.75, -16.0], [-37.64999999999998, -15.75], [-37.68000000000001, -15.68], [-38.02999999999997, -15.53], [-38.25, -15.0], [-38.14999999999998, -14.75], [-38.25, -14.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.4831521142951374}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.0171259165302107}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [26.42478444506702, 26.39847187181914, 26.15898513683061, 26.040985170754368]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.630553420376202, 26.63112725401112, 26.44823827694205, 26.298713626931146]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0848803139196728, 1.1513718008345464, 0.9673327111866664, 0.8221731020914597]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2726522504146942, 1.4831521142951374, 1.434502258989653, 0.9940414620934916]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.8097753713721538, 1.8795652478348697, 1.5487132959867236, 1.3890131230226974]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1500555199538773, 2.1569966550599693, 2.027958124245952, 1.590598817830092]}}