{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:26.558095", "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": "2014-May-03_to_2014-May-06_25.5_12.5"}, "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": 2014050001487}, "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": "May 03 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 06 2014"}, "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": 63404.60888553666}, "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": ["Sudan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Central-Africa"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa"]}, "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": 12.5}, "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": 25.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "25.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 24.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 27.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 11.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 13.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-05-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[24.47, 14.03], [25.0, 14.25], [25.25, 14.15], [25.5, 14.25], [26.03, 14.03], [26.18, 13.68], [26.25, 13.65], [26.5, 13.75], [27.03, 13.53], [27.18, 13.18], [27.53, 13.03], [27.75, 12.5], [27.65, 12.25], [27.75, 12.0], [27.53, 11.47], [27.0, 11.25], [26.75, 11.35], [26.68, 11.32], [26.53, 10.97], [26.0, 10.75], [25.47, 10.97], [25.25, 11.5], [25.35, 11.75], [25.32, 11.82], [24.97, 11.97], [24.82, 12.32], [24.47, 12.47], [24.25, 13.0], [24.35, 13.25], [24.25, 13.5], [24.47, 14.03]]]]}, "2014-05-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[24.25, 13.0], [24.35, 13.25], [24.25, 13.5], [24.47, 14.03], [25.0, 14.25], [25.25, 14.15], [25.5, 14.25], [26.03, 14.03], [26.18, 13.68], [26.25, 13.65], [26.5, 13.75], [26.75, 13.65], [27.0, 13.75], [27.53, 13.53], [27.75, 13.0], [27.65, 12.75], [27.75, 12.5], [27.65, 12.25], [27.75, 12.0], [27.53, 11.47], [27.18, 11.32], [27.03, 10.97], [26.5, 10.75], [26.25, 10.85], [26.0, 10.75], [25.75, 10.85], [25.5, 10.75], [25.25, 10.85], [25.0, 10.75], [24.75, 10.85], [24.5, 10.75], [23.97, 10.97], [23.75, 11.5], [23.97, 12.03], [24.32, 12.18], [24.46, 12.5], [24.25, 13.0]]]]}, "2014-05-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[24.25, 13.0], [24.35, 13.25], [24.25, 13.5], [24.47, 14.03], [25.0, 14.25], [25.25, 14.15], [25.5, 14.25], [26.03, 14.03], [26.18, 13.68], [26.25, 13.65], [26.5, 13.75], [26.75, 13.65], [27.0, 13.75], [27.53, 13.53], [27.75, 13.0], [27.65, 12.75], [27.75, 12.5], [27.65, 12.25], [27.75, 12.0], [27.53, 11.47], [27.18, 11.32], [27.03, 10.97], [26.5, 10.75], [26.25, 10.85], [26.0, 10.75], [25.75, 10.85], [25.5, 10.75], [25.25, 10.85], [25.0, 10.75], [24.75, 10.85], [24.5, 10.75], [23.97, 10.97], [23.75, 11.5], [23.97, 12.03], [24.32, 12.18], [24.46, 12.5], [24.25, 13.0]]]]}, "2014-05-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[24.82, 12.68], [24.97, 13.03], [25.5, 13.25], [25.8, 13.13], [25.97, 13.53], [26.5, 13.75], [26.75, 13.65], [27.0, 13.75], [27.53, 13.53], [27.75, 13.0], [27.65, 12.75], [27.75, 12.5], [27.65, 12.25], [27.75, 12.0], [27.53, 11.47], [27.18, 11.32], [27.03, 10.97], [26.5, 10.75], [26.25, 10.85], [26.0, 10.75], [25.75, 10.85], [25.5, 10.75], [25.25, 10.85], [25.0, 10.75], [24.75, 10.85], [24.5, 10.75], [23.97, 10.97], [23.75, 11.5], [23.97, 12.03], [24.32, 12.18], [24.47, 12.53], [24.82, 12.68]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.885197060656992}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.1473247967102993}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [33.904325379007275, 34.18589254601534, 34.05078945474406, 34.33150628578903]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [34.49811952871602, 35.04550968383006, 34.81343898378816, 35.1586648636532]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.105097460330427, 2.2547627055437287, 2.103301113916229, 2.0979570608764107]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.5697329560161393, 2.885197060656992, 2.451204062024601, 2.5801729013127215]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4247699739783102, 1.5579577235415247, 1.4363232107446633, 1.40424664337305]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6481700092833613, 2.081114070352318, 1.7079748936327428, 1.6197136104905525]}}