{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:09:28.099680", "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": "2017-Nov-02_to_2017-Nov-05_268.5_14.5"}, "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": 2017110001354}, "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 02 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 05 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 101495.55041382989}, "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": ["El Salvador", "Guatemala", "Mexico"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Central-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": ["North 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": 14.5}, "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": 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": 264.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 270.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 12.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 17.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-11-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-95.53, 15.47], [-95.75, 16.0], [-95.53, 16.53], [-95.0, 16.75], [-94.75, 16.65], [-94.68, 16.68], [-94.53, 17.03], [-94.0, 17.25], [-93.5, 17.04], [-93.0, 17.25], [-92.75, 17.15], [-92.68, 17.18], [-92.53, 17.53], [-92.0, 17.75], [-91.47, 17.53], [-91.25, 17.0], [-91.35, 16.75], [-91.32, 16.68], [-90.97, 16.53], [-90.82, 16.18], [-90.47, 16.03], [-90.32, 15.68], [-89.97, 15.53], [-89.75, 15.0], [-89.85, 14.75], [-89.82, 14.68], [-89.47, 14.53], [-89.32, 14.18], [-88.97, 14.03], [-88.75, 13.5], [-88.97, 12.97], [-89.5, 12.75], [-89.8, 12.88], [-89.97, 12.47], [-90.5, 12.25], [-90.75, 12.35], [-91.0, 12.25], [-91.25, 12.35], [-91.5, 12.25], [-92.03, 12.47], [-92.25, 13.0], [-92.04, 13.5], [-92.18, 13.82], [-92.53, 13.97], [-92.75, 14.5], [-92.65, 14.75], [-92.68, 14.82], [-93.03, 14.97], [-93.18, 15.32], [-93.25, 15.35], [-93.5, 15.25], [-94.0, 15.46], [-94.5, 15.25], [-94.75, 15.35], [-95.0, 15.25], [-95.53, 15.47]]]]}, "2017-11-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-95.75, 16.0], [-95.53, 16.53], [-95.0, 16.75], [-94.75, 16.65], [-94.68, 16.68], [-94.53, 17.03], [-94.0, 17.25], [-93.5, 17.04], [-93.0, 17.25], [-92.75, 17.15], [-92.68, 17.18], [-92.53, 17.53], [-92.0, 17.75], [-91.47, 17.53], [-91.25, 17.0], [-91.35, 16.75], [-91.32, 16.68], [-90.97, 16.53], [-90.82, 16.18], [-90.47, 16.03], [-90.32, 15.68], [-89.97, 15.53], [-89.75, 15.0], [-89.85, 14.75], [-89.82, 14.68], [-89.47, 14.53], [-89.32, 14.18], [-88.97, 14.03], [-88.75, 13.5], [-88.97, 12.97], [-89.5, 12.75], [-89.8, 12.88], [-89.97, 12.47], [-90.5, 12.25], [-90.75, 12.35], [-91.0, 12.25], [-91.25, 12.35], [-91.5, 12.25], [-92.03, 12.47], [-92.25, 13.0], [-92.04, 13.5], [-92.18, 13.82], [-92.53, 13.97], [-92.75, 14.5], [-92.65, 14.75], [-92.68, 14.82], [-93.03, 14.97], [-93.18, 15.32], [-93.25, 15.35], [-93.5, 15.25], [-93.75, 15.35], [-93.82, 15.32], [-93.97, 14.97], [-94.5, 14.75], [-95.03, 14.97], [-95.18, 15.32], [-95.53, 15.47], [-95.75, 16.0]]]]}, "2017-11-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-95.75, 16.0], [-95.53, 16.53], [-95.0, 16.75], [-94.75, 16.65], [-94.68, 16.68], [-94.53, 17.03], [-94.0, 17.25], [-93.5, 17.04], [-93.0, 17.25], [-92.75, 17.15], [-92.68, 17.18], [-92.53, 17.53], [-92.0, 17.75], [-91.47, 17.53], [-91.25, 17.0], [-91.35, 16.75], [-91.32, 16.68], [-90.97, 16.53], [-90.82, 16.18], [-90.47, 16.03], [-90.32, 15.68], [-89.97, 15.53], [-89.75, 15.0], [-89.85, 14.75], [-89.82, 14.68], [-89.47, 14.53], [-89.32, 14.18], [-88.97, 14.03], [-88.75, 13.5], [-88.97, 12.97], [-89.5, 12.75], [-89.8, 12.88], [-89.97, 12.47], [-90.5, 12.25], [-90.75, 12.35], [-91.0, 12.25], [-91.25, 12.35], [-91.5, 12.25], [-92.03, 12.47], [-92.25, 13.0], [-92.04, 13.5], [-92.18, 13.82], [-92.53, 13.97], [-92.75, 14.5], [-92.65, 14.75], [-92.68, 14.82], [-93.03, 14.97], [-93.18, 15.32], [-93.25, 15.35], [-93.5, 15.25], [-93.75, 15.35], [-93.82, 15.32], [-93.97, 14.97], [-94.5, 14.75], [-95.03, 14.97], [-95.18, 15.32], [-95.53, 15.47], [-95.75, 16.0]]]]}, 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evolution of mean t2m.", "value": [23.84937315198573, 24.530808302878654, 24.214510102701865, 27.221294131266973]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.902540747772434, 29.40446555804766, 29.910810322622126, 29.118143518516092]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4874603130318587, 1.9179119791186399, 1.6323550217711063, 1.4380096214602076]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.2761328281485476, 2.9534506589863554, 2.367966062541825, 1.5720721342339061]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4480345203897635, 1.8321757543750419, 1.5641404001094057, 1.4066272126625665]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8868430579456663, 2.5028579492157537, 2.183843698559896, 1.4778856800818705]}}