{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:54:26.830185", "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": "2025-Jan-18_to_2025-Jan-22_36.5_0.0"}, "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": 2025010001841}, "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 18 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 22 2025"}, "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": 67983.35399970663}, "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": ["Kenya"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Eastern-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": 0.0}, "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": 36.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "36.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 36.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 39.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -3.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 1.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2025-01-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[36.25, 1.0], [36.47, 1.53], [37.0, 1.75], [37.25, 1.65], [37.5, 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[38.68, -0.82], [38.75, -0.85], [39.0, -0.75], [39.53, -0.97], [39.75, -1.5], [39.53, -2.03], [39.18, -2.18], [39.15, -2.25], [39.25, -2.5], [39.03, -3.03], [38.68, -3.18], [38.53, -3.53], [38.0, -3.75], [37.47, -3.53], [37.25, -3.0], [37.38, -2.7], [36.97, -2.53], [36.75, -2.0], [36.85, -1.75], [36.82, -1.68], [36.47, -1.53], [36.32, -1.18], [35.97, -1.03], [35.75, -0.5], [35.85, -0.25], [35.75, 0.0], [35.85, 0.25]]]]}, "2025-01-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.85, 0.25], [35.75, 0.5], [35.85, 0.75], [35.75, 1.0], [35.97, 1.53], [36.5, 1.75], [36.75, 1.65], [37.0, 1.75], [37.25, 1.65], [37.5, 1.75], [38.03, 1.53], [38.25, 1.0], [38.13, 0.7], [38.53, 0.53], [38.75, 0.0], [38.65, -0.25], [38.75, -0.5], [38.65, -0.75], [38.68, -0.82], [38.75, -0.85], [39.0, -0.75], [39.53, -0.97], [39.75, -1.5], [39.53, -2.03], [39.18, -2.18], [39.15, -2.25], [39.25, -2.5], [39.03, -3.03], [38.68, -3.18], [38.53, -3.53], [38.0, -3.75], [37.47, -3.53], [37.25, -3.0], 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1.8033842777341584, 1.9175899300917623, 1.3952227387718976, 1.3288128670401989]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.761187413248365, 2.137385050496107, 2.616888362191503, 1.7431095281787066, 1.3288128670401989]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5119698458904405, 2.0625475584467696, 2.173289435806896, 1.6074094029458879, 1.4494088478530405]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.947941629817905, 2.5668405941669, 3.1367743596517688, 2.03699136247231, 1.4494088478530405]}}