{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:59:56.477468", "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-03_to_2024-Jul-07_309.0_-23.0"}, "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": 2024070001292}, "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 03 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 07 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": 56753.86966048041}, "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": []}, "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": -23.0}, "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": 309.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "309.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 307.5}, "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": -25.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -22.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-52.53, -25.53], [-52.75, -25.0], [-52.65, -24.75], [-52.68, -24.68], [-53.03, -24.53], [-53.25, -24.0], [-53.15, -23.75], [-53.25, -23.5], [-53.15, -23.25], [-53.25, -23.0], [-53.15, -22.75], [-53.25, -22.5], [-53.03, -21.97], [-52.5, -21.75], [-52.25, -21.85], [-52.0, -21.75], [-51.75, -21.85], [-51.5, -21.75], [-51.25, -21.85], [-51.0, -21.75], [-50.75, -21.85], [-50.5, -21.75], [-49.97, -21.97], [-49.75, -22.5], [-49.85, -22.75], [-49.75, -23.0], [-49.85, -23.25], [-49.75, -23.5], [-49.97, -24.03], [-50.5, -24.25], [-50.75, -24.15], [-50.79, -24.17], [-50.87, -24.2], [-50.75, -24.5], [-50.97, -25.03], [-51.32, -25.18], [-51.47, -25.53], [-52.0, -25.75], [-52.53, -25.53]]]]}}, "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": {"2024-07-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-51.25, -25.0], [-51.47000000000003, -25.53], [-52.0, -25.75], [-52.52999999999997, -25.53], [-52.75, -25.0], [-52.52999999999997, -24.47], [-52.0, -24.25], [-51.47000000000003, -24.47], [-51.25, -25.0]]], [[[-52.52999999999997, -22.47], [-52.0, -22.25], [-51.75, -22.35], [-51.5, -22.25], [-51.25, -22.35], [-51.0, -22.25], [-50.75, -22.35], [-50.5, -22.25], [-49.97000000000003, -22.47], [-49.75, -23.0], [-49.85000000000002, -23.25], [-49.75, -23.5], [-49.97000000000003, -24.03], [-50.5, -24.25], [-50.75, -24.15], [-51.0, -24.25], [-51.25, -24.15], [-51.5, -24.25], [-51.75, -24.15], [-52.0, -24.25], [-52.52999999999997, -24.03], [-52.75, -23.5], [-52.64999999999998, -23.25], [-52.75, -23.0], [-52.52999999999997, -22.47]]]]}, "2024-07-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.25, -23.5], [-53.14999999999998, -23.25], [-53.25, -23.0], [-53.14999999999998, -22.75], [-53.25, -22.5], [-53.02999999999997, -21.97], [-52.5, -21.75], [-52.25, -21.85], [-52.0, -21.75], [-51.75, -21.85], [-51.5, -21.75], [-51.25, -21.85], [-51.0, -21.75], [-50.75, -21.85], [-50.5, -21.75], [-49.97000000000003, -21.97], [-49.75, -22.5], [-49.85000000000002, -22.75], [-49.75, -23.0], [-49.85000000000002, -23.25], [-49.75, -23.5], [-49.97000000000003, -24.03], [-50.5, -24.25], [-50.75, -24.15], [-50.870000000000005, -24.2], [-50.75, -24.5], [-50.97000000000003, -25.03], [-51.31999999999999, -25.18], [-51.47000000000003, -25.53], [-52.0, -25.75], [-52.52999999999997, -25.53], [-52.75, -25.0], [-52.64999999999998, -24.75], [-52.68000000000001, -24.68], [-53.02999999999997, -24.53], [-53.25, -24.0], [-53.14999999999998, -23.75], [-53.25, -23.5]]]]}, "2024-07-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.25, -23.5], [-53.14999999999998, -23.25], [-53.25, -23.0], [-53.14999999999998, -22.75], [-53.25, -22.5], [-53.02999999999997, -21.97], [-52.5, -21.75], [-52.25, -21.85], [-52.0, -21.75], [-51.75, -21.85], [-51.5, -21.75], [-51.25, -21.85], [-51.0, -21.75], [-50.75, -21.85], [-50.5, -21.75], [-49.97000000000003, -21.97], [-49.75, -22.5], [-49.85000000000002, -22.75], [-49.75, -23.0], [-49.85000000000002, -23.25], [-49.75, -23.5], [-49.97000000000003, -24.03], [-50.5, -24.25], [-50.75, -24.15], [-50.870000000000005, -24.2], [-50.75, -24.5], [-50.97000000000003, -25.03], [-51.31999999999999, -25.18], [-51.47000000000003, -25.53], [-52.0, -25.75], [-52.52999999999997, -25.53], [-52.75, -25.0], [-52.64999999999998, -24.75], [-52.68000000000001, -24.68], [-53.02999999999997, -24.53], [-53.25, -24.0], [-53.14999999999998, -23.75], [-53.25, -23.5]]]]}, "2024-07-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.25, -23.5], [-53.14999999999998, -23.25], [-53.25, -23.0], [-53.14999999999998, -22.75], [-53.25, -22.5], [-53.02999999999997, -21.97], [-52.5, -21.75], [-52.25, -21.85], [-52.0, -21.75], [-51.75, -21.85], [-51.5, -21.75], [-51.25, -21.85], [-51.0, -21.75], [-50.75, -21.85], [-50.5, -21.75], [-49.97000000000003, -21.97], [-49.75, -22.5], [-49.85000000000002, -22.75], [-49.75, 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amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.300081025134546}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.432274487334578}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [21.426608873524515, 22.945120905896033, 23.404104928835068, 22.018006687446757, 21.898416601825602]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [23.16823874886626, 24.784065525382346, 25.09864420737688, 23.53349157166923, 22.279166933518297]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.2889957268138357, 4.655215460636771, 5.355922253539205, 3.96298146084978, 3.5932761935899067]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.8668486518798204, 5.520552562418516, 6.300081025134546, 5.1656585783662194, 3.8147588738463583]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.244478430673856, 1.6864841732786295, 1.8258060767662976, 1.3262327594429586, 1.2522756976537186]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6653098262517687, 2.3438304991427503, 2.4391632584786067, 1.7168128522769937, 1.4570216071777715]}}