{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:53:31.483186", "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": "2023-May-19_to_2023-May-24_280.0_23.5"}, "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": 2023050002247}, "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 19 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 24 2023"}, "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": 84784.58455018551}, "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": ["Cuba", "United States"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["America", "America"]}, "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": ["Atlantic Ocean", "Great Bahama"]}, "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": 23.5}, "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": 280.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "280.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 277.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 282.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 22.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 25.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-77.75, 23.5], [-77.87, 23.2], [-77.47, 23.03], [-77.25, 22.5], [-77.47, 21.97], [-78.0, 21.75], [-78.25, 21.85], [-78.5, 21.75], [-79.03, 21.97], [-79.18, 22.32], [-79.25, 22.35], [-79.5, 22.25], [-79.75, 22.35], [-80.0, 22.25], [-80.53, 22.47], [-80.68, 22.82], [-80.75, 22.85], [-81.0, 22.75], [-81.25, 22.85], [-81.5, 22.75], [-81.75, 22.85], [-82.0, 22.75], [-82.25, 22.85], [-82.5, 22.75], [-83.03, 22.97], [-83.25, 23.5], [-83.15, 23.75], [-83.25, 24.0], [-83.03, 24.53], [-82.68, 24.68], [-82.53, 25.03], [-82.18, 25.18], [-82.15, 25.25], [-82.25, 25.5], [-82.03, 26.03], [-81.5, 26.25], [-81.25, 26.15], [-81.0, 26.25], [-80.47, 26.03], [-80.25, 25.5], [-80.35, 25.25], [-80.3, 25.12], [-80.0, 25.25], [-79.47, 25.03], [-79.32, 24.68], [-79.25, 24.65], [-79.0, 24.75], [-78.47, 24.53], [-78.32, 24.18], [-77.97, 24.03], [-77.75, 23.5]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.North-America", "Caribbean"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": 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