{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:05:51.584456", "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": "2016-Jul-05_to_2016-Jul-08_347.5_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": 2016070001593}, "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 05 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 08 2016"}, "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": 57129.50420831128}, "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": ["Gambia", "Guinea", "Guinea-Bissau", "Mali", "Senegal"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Western-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": 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": 347.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "347.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 345.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 348.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 11.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 14.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-07-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-13.53, 14.53], [-13.0, 14.75], [-12.75, 14.65], [-12.5, 14.75], [-11.97, 14.53], [-11.82, 14.18], [-11.47, 14.03], [-11.25, 13.5], [-11.47, 12.97], [-11.82, 12.82], [-11.97, 12.47], [-12.5, 12.25], [-13.03, 12.47], [-13.18, 12.82], [-13.53, 12.97], [-13.75, 13.5], [-13.65, 13.75], [-13.75, 14.0], [-13.53, 14.53]]]]}, "2016-07-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-15.25, 13.5], [-15.03, 14.03], [-14.5, 14.25], [-14.25, 14.15], [-14.18, 14.18], [-14.03, 14.53], [-13.68, 14.68], [-13.53, 15.03], [-13.0, 15.25], [-12.47, 15.03], [-12.32, 14.68], [-12.25, 14.65], [-12.0, 14.75], [-11.75, 14.65], [-11.5, 14.75], [-10.97, 14.53], [-10.75, 14.0], [-10.97, 13.47], [-11.32, 13.32], [-11.47, 12.97], [-11.82, 12.82], [-11.97, 12.47], [-12.5, 12.25], [-12.75, 12.35], [-12.82, 12.32], [-12.97, 11.97], [-13.32, 11.82], [-13.47, 11.47], [-14.0, 11.25], [-14.53, 11.47], [-14.75, 12.0], [-14.65, 12.25], [-14.75, 12.5], [-14.65, 12.75], [-14.68, 12.82], [-15.03, 12.97], [-15.25, 13.5]]]]}, "2016-07-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-15.25, 13.5], [-15.03, 14.03], [-14.5, 14.25], [-14.25, 14.15], [-14.18, 14.18], [-14.03, 14.53], [-13.68, 14.68], [-13.53, 15.03], [-13.0, 15.25], [-12.47, 15.03], [-12.32, 14.68], [-12.25, 14.65], [-12.0, 14.75], [-11.75, 14.65], [-11.5, 14.75], [-10.97, 14.53], [-10.75, 14.0], [-10.97, 13.47], [-11.32, 13.32], [-11.47, 12.97], [-11.82, 12.82], [-11.97, 12.47], [-12.5, 12.25], [-12.75, 12.35], [-12.82, 12.32], [-12.97, 11.97], [-13.32, 11.82], [-13.47, 11.47], [-14.0, 11.25], [-14.53, 11.47], [-14.75, 12.0], [-14.65, 12.25], [-14.75, 12.5], [-14.65, 12.75], [-14.68, 12.82], [-15.03, 12.97], [-15.25, 13.5]]]]}, "2016-07-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-15.25, 13.5], [-15.03, 14.03], [-14.5, 14.25], [-14.25, 14.15], [-14.18, 14.18], [-14.03, 14.53], [-13.68, 14.68], [-13.53, 15.03], [-13.0, 15.25], [-12.47, 15.03], [-12.32, 14.68], [-12.25, 14.65], [-12.0, 14.75], [-11.75, 14.65], [-11.5, 14.75], [-10.97, 14.53], [-10.75, 14.0], [-10.97, 13.47], [-11.32, 13.32], [-11.47, 12.97], [-11.82, 12.82], [-11.97, 12.47], [-12.5, 12.25], [-12.75, 12.35], [-12.82, 12.32], [-12.97, 11.97], [-13.32, 11.82], [-13.47, 11.47], [-14.0, 11.25], [-14.53, 11.47], [-14.75, 12.0], [-14.65, 12.25], [-14.75, 12.5], [-14.65, 12.75], [-14.68, 12.82], [-15.03, 12.97], [-15.25, 13.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.9976033958540143}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.6460681911726973}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [31.915340445337222, 31.549764847958954, 31.628170212232305, 31.890296772388524]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [32.98190628150604, 33.24928431916436, 33.362660766156125, 33.68621708826845]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.4466242070028272, 2.4101408479805557, 2.596237611660315, 2.9948084246677062]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.68500807401972, 2.96221151398305, 3.22228795756223, 3.9976033958540143]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5617069516374948, 1.6087122580214883, 1.75578229866098, 2.04706436715811]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7218017326540986, 1.8295986982383854, 2.0312035055670266, 2.614792303511086]}}