{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:58:57.303127", "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-May-10_to_2024-May-13_42.0_26.0"}, "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": 2024050001375}, "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": "May 10 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 13 2024"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 163633.0413265072}, "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": ["Saudi Arabia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["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": 26.0}, "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": 42.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "42.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 39.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 44.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 24.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 28.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[42.75, 27.15], [43.0, 27.25], [43.25, 27.15], [43.5, 27.25], [43.75, 27.15], [44.0, 27.25], [44.25, 27.15], [44.5, 27.25], 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[42.25, 27.15], [42.5, 27.25], [42.75, 27.15]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Arabian-Peninsula"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-05-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[38.47, 27.97], [38.25, 28.5], [38.47, 29.03], [39.0, 29.25], [39.25, 29.15], [39.5, 29.25], [39.75, 29.15], [40.0, 29.25], [40.53, 29.03], [40.68, 28.68], [40.75, 28.65], [41.0, 28.75], [41.25, 28.65], [41.5, 28.75], [42.03, 28.53], [42.25, 28.0], [42.15, 27.75], [42.25, 27.5], [42.15, 27.25], [42.18, 27.18], [42.53, 27.03], [42.75, 26.5], [42.65, 26.25], [42.68, 26.18], [43.03, 26.03], [43.25, 25.5], [43.03, 24.97], [42.68, 24.82], [42.53, 24.47], [42.0, 24.25], [41.75, 24.35], [41.5, 24.25], [41.25, 24.35], [41.0, 24.25], [40.75, 24.35], [40.5, 24.25], [40.25, 24.35], [40.18, 24.32], [40.03, 23.97], 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"The daily evolution of maximum standardized t2m anomalies.", "value": [1.583911118291328, 2.1523667553687904, 2.0075309314781404, 1.8362149419628786]}}