{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:37:04.684747", "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-Nov-14_to_2023-Nov-16_265.5_45.5"}, "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": 2023110001424}, "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 14 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 16 2023"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 149362.23234721972}, "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": ["United States"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["C.North-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["North 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": []}, "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": 45.5}, "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": 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": 263.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 269.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 40.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 47.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-11-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-96.18, 42.18], [-96.15, 42.25], [-96.25, 42.5], [-96.15, 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41.47], [-94.32, 41.32], [-94.47, 40.97], [-95.0, 40.75], [-95.25, 40.85], [-95.5, 40.75], [-95.75, 40.85], [-95.82, 40.82], [-95.97, 40.47], [-96.5, 40.25], [-97.03, 40.47], [-97.25, 41.0], [-97.03, 41.53], [-96.68, 41.68], [-96.53, 42.03], [-96.18, 42.18]]]]}, "2023-11-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-96.18, 42.18], [-96.15, 42.25], [-96.25, 42.5], [-96.15, 42.75], [-96.25, 43.0], [-96.15, 43.25], [-96.25, 43.5], [-96.03, 44.03], [-95.68, 44.18], [-95.54, 44.5], [-95.75, 45.0], [-95.65, 45.25], [-95.75, 45.5], [-95.65, 45.75], [-95.75, 46.0], [-95.53, 46.53], [-95.18, 46.68], [-95.15, 46.75], [-95.25, 47.0], [-95.03, 47.53], [-94.5, 47.75], [-94.25, 47.65], [-94.0, 47.75], [-93.75, 47.65], [-93.5, 47.75], [-93.25, 47.65], [-93.0, 47.75], [-92.75, 47.65], [-92.5, 47.75], [-92.25, 47.65], [-92.0, 47.75], [-91.75, 47.65], [-91.5, 47.75], [-91.25, 47.65], [-91.0, 47.75], [-90.75, 47.65], [-90.5, 47.75], [-89.97, 47.53], [-89.75, 47.0], [-89.97, 46.47], 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anomalies.", "value": [11.839009335962032, 9.305002513849729, 11.425295219347788]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6619413261997211, 1.4822481210511818, 1.9836332793987532]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.06489095527052, 1.77306482184446, 2.1635597568982816]}}