{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:02:39.748192", "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-Dec-15_to_2024-Dec-20_351.0_31.0"}, "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": 2024120001670}, "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": "December 15 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 20 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": 50016.17898324765}, "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": ["Morocco"]}, "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": 31.0}, "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": 351.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "351.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 350.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 355.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 30.5}, "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": [[[[-9.13, 31.7], [-9.12, 31.7], [-9.25, 32.0], [-9.03, 32.53], [-8.5, 32.75], [-8.25, 32.65], [-8.0, 32.75], [-7.75, 32.65], [-7.5, 32.75], [-7.0, 32.54], [-6.68, 32.68], [-6.53, 33.03], [-6.0, 33.25], [-5.75, 33.15], [-5.5, 33.25], [-5.25, 33.15], [-5.0, 33.25], [-4.75, 33.15], [-4.5, 33.25], [-3.97, 33.03], [-3.75, 32.5], [-3.97, 31.97], [-4.5, 31.75], [-4.75, 31.85], [-5.0, 31.75], [-5.25, 31.85], [-5.32, 31.82], [-5.35, 31.75], [-5.25, 31.5], [-5.47, 30.97], [-6.0, 30.75], [-6.25, 30.85], [-6.5, 30.75], [-6.75, 30.85], [-6.82, 30.82], [-6.85, 30.75], [-6.75, 30.5], [-6.97, 29.97], [-7.5, 29.75], [-7.75, 29.85], [-8.0, 29.75], [-8.53, 29.97], [-8.68, 30.32], [-8.75, 30.35], [-9.0, 30.25], [-9.25, 30.35], [-9.5, 30.25], [-10.03, 30.47], [-10.25, 31.0], [-10.03, 31.53], [-9.5, 31.75], [-9.25, 31.65], [-9.13, 31.7]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Mediterranean", "Sahara", "N.Atlantic-Ocean"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": 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