{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:27:14.861035", "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": "2021-Aug-10_to_2021-Aug-12_268.5_36.0"}, "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": 2021080002077}, "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": "August 10 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 12 2021"}, "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": 89379.73849446586}, "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"]}, "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": []}, "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": 36.0}, "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": 268.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "268.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 266.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 270.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 35.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 38.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-94.646, 37.25], [-94.75, 37.5], [-94.53, 38.03], [-94.0, 38.25], [-93.75, 38.146], [-93.5, 38.25], [-93.25, 38.146], [-93.177, 38.177], [-93.03, 38.53], [-92.677, 38.677], [-92.53, 39.03], [-92.0, 39.25], [-91.47, 39.03], [-91.25, 38.5], [-91.457, 38.0], [-91.25, 37.5], [-91.375, 37.198], [-91.25, 37.146], [-91.177, 37.177], [-91.03, 37.53], [-90.5, 37.75], [-90.25, 37.646], [-90.0, 37.75], [-89.75, 37.646], [-89.5, 37.75], [-88.97, 37.53], [-88.75, 37.0], [-88.97, 36.47], [-89.323, 36.323], [-89.47, 35.97], [-89.823, 35.823], [-89.97, 35.47], [-90.5, 35.25], [-90.75, 35.354], [-90.823, 35.323], [-90.97, 34.97], [-91.5, 34.75], [-91.75, 34.854], [-91.823, 34.823], [-91.97, 34.47], [-92.5, 34.25], [-93.03, 34.47], [-93.177, 34.823], [-93.25, 34.854], [-93.5, 34.75], [-94.03, 34.97], [-94.25, 35.5], [-94.146, 35.75], [-94.177, 35.823], [-94.53, 35.97], [-94.75, 36.5], [-94.646, 36.75], [-94.75, 37.0], [-94.646, 37.25]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["C.North-America", "E.North-America"]}, "polygons": {"name": "Polygons", "description": 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4.275421978855031, 4.553028029996333]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.794627932708863, 4.939650982488217, 5.323282207982174]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5244135539907309, 1.6292829791410957, 1.7015881747733834]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8269036955460949, 1.8684835923826804, 1.9614450426736707]}}