{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:23:27.385517", "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-Sep-30_to_2022-Oct-02_245.5_61.0"}, "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": 2022090002934}, "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": "September 30 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 02 2022"}, "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": 144292.11894634643}, "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": ["Canada"]}, "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": 61.0}, "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": 245.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "245.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 242.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 250.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 61.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 67.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-118.25, 65.5], [-118.03, 66.03], [-117.68, 66.18], [-117.65, 66.25], [-117.75, 66.5], [-117.53, 67.03], [-117.0, 67.25], 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63.53], [-113.32, 63.18], [-113.25, 63.15], [-113.0, 63.25], [-112.47, 63.03], [-112.25, 62.5], [-112.35, 62.25], [-112.25, 62.0], [-112.35, 61.75], [-112.25, 61.5], [-112.47, 60.97], [-113.0, 60.75], [-113.5, 60.96], [-113.82, 60.82], [-113.97, 60.47], [-114.5, 60.25], [-114.75, 60.35], [-115.0, 60.25], [-115.25, 60.35], [-115.5, 60.25], [-115.75, 60.35], [-116.0, 60.25], [-116.25, 60.35], [-116.5, 60.25], [-117.03, 60.47], [-117.25, 61.0], [-117.03, 61.53], [-116.68, 61.68], [-116.65, 61.75], [-116.75, 62.0], [-116.65, 62.25], [-116.75, 62.5], [-116.65, 62.75], [-116.75, 63.0], [-116.65, 63.25], [-116.68, 63.32], [-117.03, 63.47], [-117.18, 63.82], [-117.25, 63.85], [-117.5, 63.75], [-118.03, 63.97], [-118.25, 64.5], [-118.15, 64.75], [-118.25, 65.0], [-118.15, 65.25], [-118.25, 65.5]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.North-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices 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daily evolution of maximum t2m anomalies.", "value": [6.256557370054736, 9.85309052087706, 9.312250983892966]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4502156255565861, 2.0776109406602425, 1.7855620955418168]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6226103690173184, 2.4792204562829387, 2.629865818608115]}}