{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:53:46.816458", "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-Nov-14_to_2024-Nov-17_357.5_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": 2024110001617}, "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": "November 14 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 17 2024"}, "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": 50850.51256497459}, "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": ["Burkina Faso", "Mali"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Sahara", "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": 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": 357.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "357.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 356.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 359.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 12.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 15.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-11-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-4.03, 15.53], [-3.68, 15.68], [-3.53, 16.03], [-3.0, 16.25], [-2.75, 16.15], [-2.5, 16.25], [-1.97, 16.03], [-1.82, 15.68], [-1.75, 15.65], [-1.5, 15.75], [-0.97, 15.53], [-0.75, 15.0], [-0.85, 14.75], [-0.75, 14.5], [-0.85, 14.25], [-0.75, 14.0], [-0.85, 13.75], [-0.82, 13.68], [-0.47, 13.53], [-0.25, 13.0], [-0.47, 12.47], [-1.0, 12.25], [-1.53, 12.47], [-1.68, 12.82], [-2.03, 12.97], [-2.18, 13.32], [-2.25, 13.35], [-2.5, 13.25], [-3.03, 13.47], [-3.2, 13.88], [-3.5, 13.75], [-4.03, 13.97], [-4.25, 14.5], [-4.15, 14.75], [-4.25, 15.0], [-4.03, 15.53]]]]}, "2024-11-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-4.15, 15.25], [-4.25, 15.5], [-4.03, 16.03], [-3.5, 16.25], [-3.25, 16.15], [-3.0, 16.25], [-2.75, 16.15], [-2.5, 16.25], [-1.97, 16.03], [-1.82, 15.68], [-1.75, 15.65], [-1.5, 15.75], [-0.97, 15.53], [-0.75, 15.0], [-0.85, 14.75], [-0.75, 14.5], [-0.85, 14.25], [-0.75, 14.0], [-0.85, 13.75], [-0.82, 13.68], [-0.47, 13.53], [-0.25, 13.0], [-0.47, 12.47], [-1.0, 12.25], [-1.53, 12.47], [-1.68, 12.82], [-2.03, 12.97], [-2.18, 13.32], [-2.25, 13.35], [-2.5, 13.25], [-3.03, 13.47], [-3.2, 13.88], [-3.5, 13.75], [-4.03, 13.97], [-4.25, 14.5], [-4.15, 14.75], [-4.25, 15.0], [-4.15, 15.25]]]]}, "2024-11-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-4.15, 15.25], [-4.25, 15.5], [-4.03, 16.03], [-3.5, 16.25], [-3.25, 16.15], [-3.0, 16.25], [-2.75, 16.15], [-2.5, 16.25], [-1.97, 16.03], [-1.82, 15.68], [-1.75, 15.65], [-1.5, 15.75], [-0.97, 15.53], [-0.75, 15.0], [-0.85, 14.75], [-0.75, 14.5], [-0.85, 14.25], [-0.75, 14.0], [-0.85, 13.75], [-0.82, 13.68], [-0.47, 13.53], [-0.25, 13.0], [-0.47, 12.47], [-1.0, 12.25], [-1.53, 12.47], [-1.68, 12.82], [-2.03, 12.97], [-2.18, 13.32], [-2.25, 13.35], [-2.5, 13.25], [-3.03, 13.47], [-3.2, 13.88], [-3.5, 13.75], [-4.03, 13.97], [-4.25, 14.5], [-4.15, 14.75], [-4.25, 15.0], [-4.15, 15.25]]]]}, "2024-11-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-3.5, 16.25], [-2.97, 16.03], [-2.75, 15.5], [-2.97, 14.97], [-3.5, 14.75], [-4.03, 14.97], [-4.25, 15.5], [-4.03, 16.03], [-3.5, 16.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.032747602362861}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.711712592317267}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.89683049519857, 30.273719667920943, 30.30165933347223, 29.38144963582357]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.70915247599288, 31.17469431559249, 31.393341318766318, 29.38144963582357]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.35326975234166, 2.8414684842195035, 2.9574109447738794, 2.0640758778265536]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.484811949406719, 3.2672461725432527, 4.032747602362861, 2.0640758778265536]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5634942553397204, 1.9011420752870678, 2.011576099006446, 1.4021229383590963]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.0208507310934967, 2.1979513316193566, 2.6541129206516803, 1.4021229383590963]}}