{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:22:34.270042", "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": "2022-Aug-15_to_2022-Aug-19_39.0_27.5"}, "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": 2022080002310}, "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": "August 15 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 19 2022"}, "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": 169328.44398475363}, "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": ["Iraq", "Jordan", "Saudi Arabia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia", "Asia", "Asia"]}, "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": 27.5}, "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": 39.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "39.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 36.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 41.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 27.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 32.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[36.75, 27.85], [36.5, 27.75], [35.97, 27.97], [35.82, 28.32], [35.47, 28.47], [35.25, 29.0], [35.35, 29.25], [35.25, 29.5], 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["Mediterranean", "W.C.Asia", "Arabian-Peninsula"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-08-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[38.47, 28.03], [39.0, 28.25], [39.53, 28.03], [39.75, 27.5], [39.53, 26.97], [39.0, 26.75], [38.47, 26.97], [38.25, 27.5], [38.47, 28.03]]]]}, "2022-08-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.25, 29.5], [35.47, 30.03], [35.82, 30.18], [35.97, 30.53], [36.5, 30.75], [36.75, 30.65], [37.0, 30.75], [37.53, 30.53], [37.68, 30.18], [37.8, 30.13], [37.85, 30.25], [37.75, 30.5], [37.85, 30.75], [37.75, 31.0], [37.97, 31.53], [38.32, 31.68], [38.35, 31.75], [38.25, 32.0], [38.47, 32.53], [39.0, 32.75], [39.53, 32.53], [39.75, 32.0], [39.65, 31.75], [39.68, 31.68], [40.03, 31.53], [40.25, 31.0], [40.15, 30.75], [40.25, 30.5], [40.15, 30.25], [40.18, 30.18], [40.53, 30.03], [40.75, 29.5], [40.65, 29.25], 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{"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [33.83327185850675, 35.9894988378656, 37.34230607780938, 37.88184283755987, 38.27470373673765]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.7741399988175885, 2.7948231792253946, 3.4492302336202827, 3.4953219234754513, 3.176421926902764]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.7741399988175885, 3.545537120115, 4.6803276980702435, 4.196137552379639, 4.205867701719853]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4504809269035852, 1.4031771846983774, 1.7271744294553613, 1.766276431893219, 1.5987120978137754]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum 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