{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:21:07.397670", "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": "2019-Dec-14_to_2019-Dec-17_270.0_17.0"}, "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": 2019120001732}, "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": "December 14 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 17 2019"}, "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": 70334.7964144571}, "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": ["Belize", "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": ["Caribbean Sea", "Gulf of Mexico"]}, "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": 17.0}, "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": 270.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "270.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 268.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 273.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 15.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 21.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-12-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-91.25, 17.0], [-91.03, 17.53], [-90.62, 17.7], [-90.75, 18.0], [-90.53, 18.53], [-90.0, 18.75], [-89.5, 18.54], [-89.0, 18.75], [-88.47, 18.53], [-88.25, 18.0], [-88.47, 17.47], [-88.82, 17.32], [-88.85, 17.25], [-88.75, 17.0], [-88.97, 16.47], [-89.32, 16.32], [-89.35, 16.25], [-89.25, 16.0], [-89.47, 15.47], [-90.0, 15.25], [-90.53, 15.47], [-90.75, 16.0], [-90.65, 16.25], [-90.68, 16.32], [-91.03, 16.47], [-91.25, 17.0]]]]}, "2019-12-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-91.53, 18.03], [-91.12, 18.2], [-91.25, 18.5], [-91.03, 19.03], [-90.5, 19.25], [-89.97, 19.03], [-89.82, 18.68], [-89.5, 18.54], [-89.18, 18.68], [-89.03, 19.03], [-88.68, 19.18], [-88.65, 19.25], [-88.75, 19.5], [-88.65, 19.75], [-88.68, 19.82], [-89.03, 19.97], [-89.25, 20.5], [-89.03, 21.03], [-88.68, 21.18], [-88.53, 21.53], [-88.18, 21.68], [-88.03, 22.03], [-87.5, 22.25], [-86.97, 22.03], [-86.75, 21.5], [-86.87, 21.2], [-86.47, 21.03], [-86.25, 20.5], [-86.47, 19.97], [-86.82, 19.82], [-86.97, 19.47], [-87.32, 19.32], [-87.35, 19.25], [-87.25, 19.0], [-87.47, 18.47], [-87.82, 18.32], [-87.85, 18.25], [-87.75, 18.0], [-87.97, 17.47], [-88.37, 17.3], [-88.25, 17.0], [-88.47, 16.47], [-89.0, 16.25], [-89.25, 16.35], [-89.32, 16.32], [-89.35, 16.25], [-89.25, 16.0], [-89.47, 15.47], [-90.0, 15.25], [-90.53, 15.47], [-90.75, 16.0], [-90.65, 16.25], [-90.68, 16.32], [-90.75, 16.35], [-91.0, 16.25], [-91.53, 16.47], [-91.75, 17.0], [-91.65, 17.25], [-91.75, 17.5], [-91.53, 18.03]]]]}, "2019-12-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-91.53, 18.03], [-91.12, 18.2], [-91.25, 18.5], [-91.03, 19.03], [-90.5, 19.25], [-89.97, 19.03], [-89.82, 18.68], [-89.5, 18.54], [-89.18, 18.68], [-89.03, 19.03], [-88.68, 19.18], [-88.65, 19.25], [-88.75, 19.5], [-88.65, 19.75], [-88.68, 19.82], [-89.03, 19.97], [-89.25, 20.5], [-89.03, 21.03], [-88.68, 21.18], [-88.53, 21.53], [-88.18, 21.68], [-88.03, 22.03], [-87.5, 22.25], [-86.97, 22.03], [-86.75, 21.5], [-86.87, 21.2], [-86.47, 21.03], [-86.25, 20.5], [-86.47, 19.97], [-86.82, 19.82], [-86.97, 19.47], [-87.32, 19.32], [-87.35, 19.25], [-87.25, 19.0], [-87.47, 18.47], [-87.82, 18.32], [-87.85, 18.25], [-87.75, 18.0], [-87.97, 17.47], [-88.37, 17.3], [-88.25, 17.0], [-88.47, 16.47], [-89.0, 16.25], [-89.25, 16.35], [-89.32, 16.32], [-89.35, 16.25], [-89.25, 16.0], [-89.47, 15.47], [-90.0, 15.25], [-90.53, 15.47], [-90.75, 16.0], [-90.65, 16.25], [-90.68, 16.32], [-90.75, 16.35], [-91.0, 16.25], [-91.53, 16.47], [-91.75, 17.0], [-91.65, 17.25], [-91.75, 17.5], [-91.53, 18.03]]]]}, "2019-12-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-91.53, 18.03], [-91.12, 18.2], [-91.25, 18.5], [-91.03, 19.03], [-90.5, 19.25], [-89.97, 19.03], [-89.82, 18.68], [-89.5, 18.54], [-89.18, 18.68], [-89.03, 19.03], [-88.68, 19.18], [-88.65, 19.25], [-88.75, 19.5], [-88.65, 19.75], [-88.68, 19.82], [-89.03, 19.97], [-89.25, 20.5], [-89.03, 21.03], [-88.68, 21.18], [-88.53, 21.53], [-88.18, 21.68], [-88.03, 22.03], [-87.5, 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t2m.", "value": [25.69816193317348, 25.89456899896959, 25.86847258954623, 26.343748732520623]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.521714078758066, 27.3912604234211, 27.350699650373713, 27.445297414223603]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.5307512287952676, 2.4465682143001573, 2.429591494857237, 2.9108394673664173]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.0432826492435083, 3.277380462386702, 2.9950542729521885, 4.0024025201107065]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3462270447421092, 1.2885889624159408, 1.2842823861281467, 1.5620261192964167]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.582191891352207, 1.5872587408675831, 1.7636405969092543, 2.083878354406018]}}