{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:57:09.699806", "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-Jan-03_to_2024-Jan-07_314.0_-5.5"}, "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": 2024010001170}, "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": "January 03 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 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": 64512.204641623466}, "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": -5.5}, "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": 314.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "314.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 312.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 315.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -8.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -4.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-46.32, -8.18], [-46.47, -8.53], [-47.0, -8.75], [-47.25, -8.65], [-47.5, -8.75], [-48.03, -8.53], [-48.25, -8.0], [-48.03, -7.47], [-47.68, -7.32], [-47.53, -6.97], [-47.18, -6.82], [-47.03, -6.47], [-46.68, -6.32], [-46.65, -6.25], [-46.75, -6.0], [-46.65, -5.75], [-46.75, -5.5], [-46.65, -5.25], [-46.75, -5.0], [-46.65, -4.75], [-46.75, -4.5], [-46.53, -3.97], [-46.0, -3.75], [-45.75, -3.85], [-45.5, -3.75], [-44.97, -3.97], [-44.75, -4.5], [-44.85, -4.75], [-44.75, -5.0], [-44.85, -5.25], [-44.82, -5.32], [-44.75, -5.35], [-44.5, -5.25], [-43.97, -5.47], [-43.75, -6.0], [-43.85, -6.25], [-43.75, -6.5], [-43.97, -7.03], [-44.32, -7.18], [-44.47, -7.53], [-45.0, -7.75], [-45.5, -7.54], [-45.82, -7.68], [-45.97, -8.03], [-46.32, -8.18]]]]}}, "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": {"2024-01-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-46.52999999999997, -4.97], [-46.0, -4.75], [-45.47000000000003, -4.97], [-45.25, -5.5], [-45.47000000000003, -6.03], [-46.0, -6.25], [-46.52999999999997, -6.03], [-46.75, -5.5], [-46.52999999999997, -4.97]]]]}, "2024-01-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-46.64999999999998, -6.25], [-46.75, -6.0], [-46.64999999999998, -5.75], [-46.75, -5.5], [-46.64999999999998, -5.25], [-46.75, -5.0], [-46.64999999999998, -4.75], [-46.75, -4.5], [-46.52999999999997, -3.97], [-46.0, -3.75], [-45.75, -3.85], [-45.5, -3.75], [-44.97000000000003, -3.97], [-44.75, -4.5], [-44.85000000000002, -4.75], [-44.75, -5.0], [-44.85000000000002, -5.25], [-44.81999999999999, -5.32], [-44.75, -5.35], [-44.5, -5.25], [-43.97000000000003, -5.47], [-43.75, -6.0], [-43.85000000000002, -6.25], [-43.75, -6.5], [-43.97000000000003, -7.03], [-44.31999999999999, -7.18], [-44.47000000000003, -7.53], [-45.0, -7.75], [-45.5, -7.54], [-46.0, -7.75], [-46.25, -7.65], [-46.5, -7.75], [-47.02999999999997, -7.53], [-47.25, -7.0], [-47.02999999999997, -6.47], [-46.68000000000001, -6.32], [-46.64999999999998, -6.25]]]]}, "2024-01-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-47.52999999999997, -6.97], [-47.18000000000001, -6.82], [-47.02999999999997, -6.47], [-46.68000000000001, -6.32], [-46.64999999999998, -6.25], [-46.75, -6.0], [-46.64999999999998, -5.75], [-46.75, -5.5], [-46.64999999999998, -5.25], [-46.75, -5.0], [-46.64999999999998, -4.75], [-46.75, -4.5], [-46.52999999999997, -3.97], [-46.0, -3.75], [-45.75, -3.85], [-45.5, -3.75], [-44.97000000000003, -3.97], [-44.75, -4.5], [-44.85000000000002, -4.75], [-44.75, -5.0], [-44.85000000000002, -5.25], [-44.81999999999999, -5.32], [-44.75, -5.35], [-44.5, -5.25], [-43.97000000000003, -5.47], [-43.75, -6.0], [-43.85000000000002, -6.25], [-43.75, -6.5], [-43.97000000000003, -7.03], [-44.31999999999999, -7.18], [-44.47000000000003, -7.53], [-45.0, -7.75], [-45.5, -7.54], [-45.81999999999999, -7.68], [-45.97000000000003, -8.03], [-46.31999999999999, -8.18], [-46.47000000000003, -8.53], [-47.0, -8.75], [-47.25, -8.65], [-47.5, -8.75], [-48.02999999999997, -8.53], [-48.25, -8.0], [-48.02999999999997, -7.47], [-47.68000000000001, -7.32], [-47.52999999999997, -6.97]]]]}, "2024-01-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-47.52999999999997, -6.97], [-47.18000000000001, -6.82], [-47.02999999999997, -6.47], [-46.68000000000001, -6.32], [-46.64999999999998, -6.25], [-46.75, -6.0], [-46.64999999999998, -5.75], [-46.75, -5.5], [-46.64999999999998, -5.25], [-46.75, -5.0], [-46.64999999999998, -4.75], [-46.75, -4.5], [-46.52999999999997, -3.97], [-46.0, -3.75], [-45.75, -3.85], [-45.5, -3.75], [-44.97000000000003, -3.97], [-44.75, -4.5], [-44.85000000000002, -4.75], [-44.75, -5.0], [-44.85000000000002, -5.25], [-44.81999999999999, -5.32], [-44.75, -5.35], [-44.5, -5.25], [-43.97000000000003, -5.47], [-43.75, -6.0], [-43.85000000000002, -6.25], [-43.75, -6.5], [-43.97000000000003, -7.03], [-44.31999999999999, -7.18], [-44.47000000000003, -7.53], [-45.0, -7.75], [-45.5, -7.54], [-45.81999999999999, -7.68], [-45.97000000000003, -8.03], [-46.31999999999999, -8.18], [-46.47000000000003, -8.53], [-47.0, -8.75], [-47.25, -8.65], [-47.5, -8.75], [-48.02999999999997, -8.53], [-48.25, -8.0], [-48.02999999999997, -7.47], [-47.68000000000001, -7.32], [-47.52999999999997, -6.97]]]]}, "2024-01-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-47.52999999999997, -6.97], [-47.0, -6.75], [-46.75, -6.85], [-46.5, -6.75], [-45.97000000000003, -6.97], [-45.75, -7.5], [-45.97000000000003, -8.03], [-46.31999999999999, -8.18], [-46.47000000000003, -8.53], [-47.0, -8.75], [-47.25, -8.65], [-47.5, -8.75], [-48.02999999999997, -8.53], [-48.25, -8.0], [-48.02999999999997, -7.47], [-47.68000000000001, -7.32], [-47.52999999999997, -6.97]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.3830149109821264}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.1209012695637863}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.82680472410817, 27.432422989260658, 27.773868550341376, 28.173958898208525, 27.39578729058792]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.82680472410817, 28.288469798692915, 28.93934631971672, 29.46980322172675, 27.65991330846117]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.5969856177490556, 1.7352430989172944, 2.1123037903002997, 2.544835653345076, 1.7104086590465926]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.5969856177490556, 2.3099459983012594, 2.803898154316755, 3.3830149109821264, 1.9573302753957478]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6243532849135494, 1.6283158993323381, 1.9336402813330977, 2.3251934100757543, 1.5837643014387446]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6243532849135494, 2.1168180923637188, 2.700475756804884, 3.2425063200965294, 1.7633557177791879]}}