{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:08:06.218954", "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-May-15_to_2017-May-19_291.0_18.5"}, "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": 2017050002022}, "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": "May 15 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 19 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 52761.70931606057}, "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": ["Dominican Republic", "Puerto Rico"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Caribbean"]}, "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", "North Atlantic 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": 18.5}, "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": 291.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "291.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 290.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 294.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 17.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 20.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-05-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-69.53, 19.53], [-69.0, 19.75], [-68.75, 19.65], [-68.5, 19.75], [-67.97, 19.53], [-67.82, 19.18], [-67.75, 19.15], [-67.5, 19.25], [-67.25, 19.15], [-67.0, 19.25], [-66.75, 19.15], [-66.5, 19.25], [-65.97, 19.03], [-65.82, 18.68], [-65.47, 18.53], [-65.25, 18.0], [-65.47, 17.47], [-66.0, 17.25], [-66.25, 17.35], [-66.5, 17.25], [-67.0, 17.46], [-67.5, 17.25], [-68.03, 17.47], [-68.18, 17.82], [-68.25, 17.85], [-68.5, 17.75], [-68.75, 17.85], [-69.0, 17.75], [-69.53, 17.97], [-69.75, 18.5], [-69.65, 18.75], [-69.75, 19.0], [-69.53, 19.53]]]]}, "2017-05-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-69.75, 19.0], [-69.53, 19.53], [-69.0, 19.75], [-68.75, 19.65], [-68.5, 19.75], [-67.97, 19.53], [-67.82, 19.18], [-67.75, 19.15], [-67.5, 19.25], [-67.25, 19.15], [-67.0, 19.25], [-66.75, 19.15], [-66.5, 19.25], [-65.97, 19.03], [-65.82, 18.68], [-65.47, 18.53], [-65.25, 18.0], [-65.47, 17.47], [-66.0, 17.25], [-66.25, 17.35], [-66.5, 17.25], [-67.0, 17.46], [-67.5, 17.25], [-67.75, 17.35], [-68.0, 17.25], [-68.25, 17.35], [-68.5, 17.25], [-68.75, 17.35], [-69.0, 17.25], [-69.25, 17.35], [-69.5, 17.25], [-70.03, 17.47], [-70.25, 18.0], [-70.03, 18.53], [-69.68, 18.68], [-69.65, 18.75], [-69.75, 19.0]]]]}, "2017-05-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.03, 19.03], [-69.68, 19.18], [-69.65, 19.25], [-69.75, 19.5], [-69.65, 19.75], [-69.75, 20.0], [-69.53, 20.53], [-69.0, 20.75], [-68.47, 20.53], [-68.25, 20.0], [-68.35, 19.75], [-68.32, 19.68], [-67.97, 19.53], [-67.82, 19.18], [-67.75, 19.15], [-67.5, 19.25], [-67.25, 19.15], [-67.0, 19.25], [-66.75, 19.15], [-66.5, 19.25], [-65.97, 19.03], [-65.82, 18.68], [-65.47, 18.53], [-65.25, 18.0], [-65.47, 17.47], [-66.0, 17.25], [-66.25, 17.35], [-66.5, 17.25], [-67.0, 17.46], [-67.5, 17.25], [-67.75, 17.35], [-68.0, 17.25], [-68.25, 17.35], [-68.5, 17.25], [-68.75, 17.35], [-69.0, 17.25], [-69.25, 17.35], [-69.5, 17.25], [-70.03, 17.47], [-70.25, 18.0], [-70.15, 18.25], [-70.25, 18.5], [-70.03, 19.03]]]]}, "2017-05-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.03, 19.03], [-69.62, 19.2], [-69.75, 19.5], [-69.65, 19.75], [-69.75, 20.0], [-69.53, 20.53], [-69.0, 20.75], [-68.47, 20.53], [-68.25, 20.0], [-68.35, 19.75], [-68.25, 19.5], [-68.46, 19.0], [-68.32, 18.68], [-68.25, 18.65], [-68.18, 18.68], [-68.03, 19.03], [-67.5, 19.25], [-66.97, 19.03], [-66.75, 18.5], [-66.85, 18.25], [-66.75, 18.0], [-66.97, 17.47], [-67.5, 17.25], [-67.75, 17.35], [-68.0, 17.25], [-68.25, 17.35], [-68.5, 17.25], [-68.75, 17.35], [-69.0, 17.25], [-69.25, 17.35], [-69.5, 17.25], [-70.03, 17.47], [-70.25, 18.0], [-70.15, 18.25], [-70.25, 18.5], [-70.03, 19.03]]]]}, "2017-05-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-70.03, 19.03], [-69.62, 19.2], [-69.75, 19.5], [-69.65, 19.75], [-69.75, 20.0], [-69.53, 20.53], [-69.0, 20.75], [-68.47, 20.53], [-68.25, 20.0], [-68.35, 19.75], [-68.25, 19.5], [-68.46, 19.0], [-68.25, 18.5], [-68.47, 17.97], [-68.82, 17.82], 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1.0495440825576527, 0.9689730432158083, 0.8456133743232612, 1.0581554393480814]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.6017300848726563, 1.5750616035249436, 1.3292004596408447, 1.096425983777408, 1.6218038556061174]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6707268665075803, 1.6558136159792618, 1.5877520937464586, 1.4117446178868651, 1.5816115547103293]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1631727241817584, 2.171780556236384, 2.0005312219291413, 1.5442058073378613, 2.0334420601794423]}}