{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:51:28.208694", "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-Mar-25_to_2024-Mar-30_37.0_-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": 2024030001705}, "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": "March 25 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 30 2024"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 77974.35387687075}, "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": ["Malawi", "Mozambique"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Southern-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": 37.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "37.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 35.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 38.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -15.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -12.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-03-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.0, -12.75], [37.53, -12.97], [37.75, -13.5], [37.53, 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[[[[34.85, -13.75], [34.75, -13.5], [34.97, -12.97], [35.5, -12.75], [35.75, -12.85], [35.82, -12.82], [35.97, -12.47], [36.5, -12.25], [36.75, -12.35], [36.82, -12.32], [36.97, -11.97], [37.5, -11.75], [38.03, -11.97], [38.18, -12.32], [38.53, -12.47], [38.75, -13.0], [38.53, -13.53], [38.18, -13.68], [38.15, -13.75], [38.18, -13.82], [38.53, -13.97], [38.75, -14.5], [38.65, -14.75], [38.75, -15.0], [38.53, -15.53], [38.0, -15.75], [37.75, -15.65], [37.5, -15.75], [37.25, -15.65], [37.0, -15.75], [36.75, -15.65], [36.5, -15.75], [36.25, -15.65], [36.0, -15.75], [35.47, -15.53], [35.32, -15.18], [34.97, -15.03], [34.75, -14.5], [34.85, -14.25], [34.75, -14.0], [34.85, -13.75]]]]}, "2024-03-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[34.85, -13.75], [34.75, -13.5], [34.97, -12.97], [35.5, -12.75], [35.75, -12.85], [35.82, -12.82], [35.97, -12.47], [36.5, -12.25], [36.75, -12.35], [36.82, -12.32], [36.97, -11.97], [37.5, -11.75], [38.03, -11.97], [38.18, -12.32], 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"anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.1330570281596124, 1.4416644274197883, 1.5149022037699353, 1.8546675995200548, 1.1834211436362523, 1.1974588457916866]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1601213395863397, 2.023791272044946, 2.214653783556173, 2.535451822865241, 1.5153345662258744, 1.1974588457916866]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3641050732907254, 1.6655415763924866, 1.72892111870845, 2.073622988973273, 1.3419843470191, 1.236966285359183]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4652345221765677, 2.56564077735525, 2.9462584220921055, 3.1546158249803447, 1.6526655393727028, 1.236966285359183]}}