{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:53:32.986961", "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-Oct-23_to_2024-Oct-25_304.0_-15.5"}, "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": 2024100002074}, "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": "October 23 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 25 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": 91353.46902608163}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["South-American-Monsoon"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South 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": -15.5}, "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": 304.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "304.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 302.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 306.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -20.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -14.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-10-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.75, -19.5], [-57.53, -18.97], [-57.0, -18.75], [-56.75, -18.85], [-56.68, -18.82], [-56.65, -18.75], [-56.75, -18.5], [-56.65, -18.25], [-56.68, -18.18], [-57.03, -18.03], [-57.25, -17.5], [-57.04, -17.0], [-57.25, -16.5], [-57.03, -15.97], [-56.68, -15.82], [-56.65, -15.75], [-56.75, -15.5], [-56.65, -15.25], [-56.75, -15.0], [-56.65, -14.75], [-56.75, -14.5], [-56.53, -13.97], [-56.0, -13.75], [-55.47, -13.97], [-55.25, -14.5], [-55.35, -14.75], [-55.32, -14.82], [-54.97, -14.97], [-54.75, -15.5], [-54.85, -15.75], [-54.75, -16.0], [-54.85, -16.25], [-54.82, -16.32], [-54.75, -16.35], [-54.5, -16.25], [-54.25, -16.35], [-54.0, -16.25], [-53.47, -16.47], [-53.25, -17.0], [-53.35, -17.25], [-53.25, -17.5], [-53.47, -18.03], [-53.82, -18.18], [-53.97, -18.53], [-54.32, -18.68], [-54.47, -19.03], [-54.82, -19.18], [-54.97, -19.53], [-55.37, -19.7], [-55.25, -20.0], [-55.47, -20.53], [-56.0, -20.75], [-56.25, -20.65], [-56.5, -20.75], [-57.03, -20.53], [-57.18, -20.18], [-57.53, -20.03], [-57.75, -19.5]]]]}, "2024-10-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.75, -19.5], [-57.53, -18.97], [-57.0, -18.75], [-56.75, -18.85], [-56.68, -18.82], [-56.65, -18.75], [-56.75, -18.5], [-56.65, -18.25], [-56.68, -18.18], [-57.03, -18.03], [-57.25, -17.5], [-57.04, -17.0], [-57.25, -16.5], [-57.03, -15.97], [-56.68, -15.82], [-56.65, -15.75], [-56.75, -15.5], [-56.65, -15.25], [-56.75, -15.0], [-56.65, -14.75], [-56.75, -14.5], [-56.53, -13.97], [-56.0, -13.75], [-55.47, -13.97], [-55.25, -14.5], [-55.35, -14.75], [-55.32, -14.82], [-54.97, -14.97], [-54.75, -15.5], [-54.85, -15.75], [-54.75, -16.0], [-54.85, -16.25], [-54.82, -16.32], [-54.75, -16.35], [-54.5, -16.25], [-54.25, -16.35], [-54.0, -16.25], [-53.47, -16.47], [-53.25, -17.0], [-53.35, -17.25], [-53.25, -17.5], [-53.47, -18.03], [-53.82, -18.18], [-53.97, -18.53], [-54.32, -18.68], [-54.47, -19.03], [-54.82, -19.18], [-54.97, -19.53], [-55.37, -19.7], [-55.25, -20.0], [-55.47, -20.53], [-56.0, -20.75], [-56.25, -20.65], [-56.5, -20.75], [-57.03, -20.53], [-57.18, -20.18], [-57.53, -20.03], [-57.75, -19.5]]]]}, "2024-10-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.75, -19.5], [-57.53, -18.97], [-57.0, -18.75], [-56.75, -18.85], [-56.68, -18.82], [-56.65, -18.75], [-56.75, -18.5], [-56.65, -18.25], [-56.68, -18.18], [-57.03, -18.03], [-57.25, -17.5], [-57.04, -17.0], [-57.25, -16.5], [-57.03, -15.97], [-56.68, -15.82], [-56.65, -15.75], [-56.75, -15.5], [-56.65, -15.25], [-56.75, -15.0], [-56.65, -14.75], [-56.75, -14.5], [-56.53, -13.97], [-56.0, -13.75], [-55.47, -13.97], [-55.25, -14.5], [-55.35, -14.75], [-55.32, -14.82], [-54.97, -14.97], [-54.75, -15.5], [-54.85, -15.75], [-54.75, -16.0], [-54.85, -16.25], [-54.82, -16.32], [-54.75, -16.35], [-54.5, -16.25], [-54.25, -16.35], [-54.0, -16.25], [-53.47, -16.47], [-53.25, -17.0], [-53.35, -17.25], [-53.25, -17.5], [-53.47, -18.03], [-53.82, -18.18], [-53.97, -18.53], [-54.32, -18.68], [-54.47, -19.03], [-54.82, -19.18], [-54.97, -19.53], [-55.37, -19.7], [-55.25, -20.0], [-55.47, -20.53], [-56.0, -20.75], [-56.25, -20.65], [-56.5, -20.75], [-57.03, -20.53], [-57.18, -20.18], [-57.53, -20.03], [-57.75, -19.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.1363520265974785}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.4163681357198215}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [30.455705671413, 31.143981449578405, 31.19171188518561]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.84119059244796, 34.04813919067385, 33.06878051757815]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.8678177916388727, 3.6390026378748184, 3.7422839776457737]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.6285526834189454, 6.1363520265974785, 4.6932619959928275]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5227286740022012, 1.9110725583507042, 2.023432755449163]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.914634447597395, 2.5066273222742907, 2.387503712088801]}}