{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:25:00.299001", "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-Nov-30_to_2022-Dec-05_265.5_13.0"}, "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": 2022110002968}, "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": "November 30 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 05 2022"}, "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": 108223.41874962428}, "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": ["Mexico"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["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": ["Pacific Ocean"]}, "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": 13.0}, "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": 265.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "265.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 265.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 269.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 12.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 16.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-94.65, 14.25], [-94.75, 14.5], [-94.65, 14.75], [-94.75, 15.0], [-94.65, 15.25], [-94.75, 15.5], [-94.65, 15.75], [-94.75, 16.0], [-94.53, 16.53], [-94.0, 16.75], [-93.47, 16.53], [-93.32, 16.18], [-92.97, 16.03], [-92.75, 15.5], [-92.85, 15.25], [-92.82, 15.18], [-92.47, 15.03], [-92.32, 14.68], [-91.97, 14.53], [-91.75, 14.0], [-91.87, 13.7], [-91.75, 13.65], [-91.5, 13.75], [-91.25, 13.65], [-91.0, 13.75], [-90.75, 13.65], [-90.5, 13.75], [-89.97, 13.53], [-89.75, 13.0], [-89.85, 12.75], [-89.75, 12.5], [-89.97, 11.97], [-90.32, 11.82], [-90.47, 11.47], [-91.0, 11.25], [-91.53, 11.47], [-91.68, 11.82], [-91.75, 11.85], [-92.0, 11.75], [-92.25, 11.85], [-92.5, 11.75], [-92.75, 11.85], [-93.0, 11.75], [-93.25, 11.85], [-93.32, 11.82], [-93.47, 11.47], [-94.0, 11.25], [-94.25, 11.35], [-94.5, 11.25], [-95.03, 11.47], [-95.25, 12.0], [-95.15, 12.25], [-95.25, 12.5], [-95.15, 12.75], [-95.25, 13.0], [-95.15, 13.25], [-95.25, 13.5], [-95.03, 14.03], [-94.68, 14.18], [-94.65, 14.25]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Central-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-11-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-95.25, 13.5], [-95.02999999999997, 14.03], [-94.5, 14.25], [-93.97000000000003, 14.03], [-93.75, 13.5], [-93.85000000000002, 13.25], [-93.75, 13.0], [-93.97000000000003, 12.47], [-94.5, 12.25], [-95.02999999999997, 12.47], [-95.25, 13.0], [-95.14999999999998, 13.25], [-95.25, 13.5]]]]}, "2022-12-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-95.14999999999998, 13.25], [-95.25, 13.5], [-95.02999999999997, 14.03], [-94.68, 14.18], [-94.52999999999997, 14.53], [-94.0, 14.75], [-93.47000000000003, 14.53], [-93.25, 14.0], [-93.35000000000002, 13.75], [-93.25, 13.5], [-93.35000000000002, 13.25], [-93.25, 13.0], [-93.47000000000003, 12.47], [-93.82, 12.32], [-93.97000000000003, 11.97], [-94.5, 11.75], [-95.02999999999997, 11.97], [-95.25, 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anomalies.", "value": [1.2732287775677817, 1.843806156317391, 1.9060098624583417, 2.0990378107220073, 2.0058111101388993, 1.555422760465273]}}