{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:20:32.882798", "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": "2020-Jun-22_to_2020-Jun-24_30.5_24.0"}, "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": 2020060002610}, "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": "June 22 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 24 2020"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 50827.61784265128}, "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": ["Egypt"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Sahara"]}, "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": 24.0}, "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": 30.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "30.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 27.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 32.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 23.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 25.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-06-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[28.5, 24.75], [28.75, 24.65], [29.0, 24.75], [29.25, 24.65], [29.5, 24.75], [29.75, 24.65], [29.82, 24.68], [29.97, 25.03], [30.32, 25.18], [30.47, 25.53], [31.0, 25.75], [31.53, 25.53], [31.68, 25.18], [31.75, 25.15], [32.0, 25.25], [32.53, 25.03], [32.75, 24.5], [32.53, 23.97], [32.18, 23.82], [32.03, 23.47], [31.5, 23.25], [31.25, 23.35], [31.18, 23.32], [31.03, 22.97], [30.5, 22.75], [30.25, 22.85], [30.0, 22.75], [29.75, 22.85], [29.5, 22.75], [29.25, 22.85], [29.0, 22.75], [28.75, 22.85], [28.5, 22.75], [28.25, 22.85], [28.0, 22.75], [27.47, 22.97], [27.25, 23.5], [27.47, 24.03], [27.82, 24.18], [27.97, 24.53], [28.5, 24.75]]]]}, "2020-06-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[28.5, 24.75], [28.75, 24.65], [29.0, 24.75], [29.25, 24.65], [29.5, 24.75], [29.75, 24.65], [29.82, 24.68], [29.97, 25.03], [30.32, 25.18], [30.47, 25.53], [31.0, 25.75], [31.53, 25.53], [31.68, 25.18], [31.75, 25.15], [32.0, 25.25], [32.53, 25.03], [32.75, 24.5], [32.53, 23.97], [32.18, 23.82], [32.03, 23.47], [31.5, 23.25], [31.25, 23.35], [31.18, 23.32], [31.03, 22.97], [30.5, 22.75], [30.25, 22.85], [30.0, 22.75], [29.75, 22.85], [29.5, 22.75], [29.25, 22.85], [29.0, 22.75], [28.75, 22.85], [28.5, 22.75], [28.25, 22.85], [28.0, 22.75], [27.47, 22.97], [27.25, 23.5], [27.47, 24.03], [27.82, 24.18], [27.97, 24.53], [28.5, 24.75]]]]}, "2020-06-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[28.5, 24.75], [28.75, 24.65], [29.0, 24.75], [29.25, 24.65], [29.5, 24.75], [29.75, 24.65], [29.82, 24.68], [29.97, 25.03], [30.32, 25.18], [30.47, 25.53], [31.0, 25.75], [31.53, 25.53], [31.68, 25.18], [31.75, 25.15], [32.0, 25.25], [32.53, 25.03], [32.75, 24.5], [32.53, 23.97], [32.18, 23.82], [32.03, 23.47], [31.5, 23.25], [31.25, 23.35], [31.18, 23.32], [31.03, 22.97], [30.5, 22.75], [30.25, 22.85], [30.0, 22.75], [29.75, 22.85], [29.5, 22.75], [29.25, 22.85], [29.0, 22.75], [28.75, 22.85], [28.5, 22.75], [28.25, 22.85], [28.0, 22.75], [27.47, 22.97], [27.25, 23.5], [27.47, 24.03], [27.82, 24.18], [27.97, 24.53], [28.5, 24.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.739219316722256}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.6943853217821894}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [35.661199116510886, 36.42776581138156, 35.51707523327394]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [36.7746235983206, 37.71523573304688, 37.10594441632742]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.502734836915023, 4.257770276088934, 3.322650852342611]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.3717317465115, 4.739219316722256, 3.830944243800502]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.627666951155644, 1.9929112178970074, 1.5576938794989568]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9591356180358586, 2.157175393426946, 1.743123321342342]}}