{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:03:54.256974", "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": "2015-Sep-14_to_2015-Sep-17_276.0_16.0"}, "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": 2015090001967}, "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 14 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 17 2015"}, "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": 62758.275899111155}, "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": ["Honduras", "Nicaragua"]}, "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"]}, "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": 16.0}, "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": 276.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "276.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 275.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 278.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 13.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 16.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-09-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-84.53, 16.53], [-84.0, 16.75], [-83.5, 16.54], [-83.0, 16.75], [-82.47, 16.53], [-82.32, 16.18], [-82.25, 16.15], [-82.0, 16.25], [-81.47, 16.03], [-81.32, 15.68], [-80.97, 15.53], [-80.75, 15.0], [-80.85, 14.75], [-80.75, 14.5], [-80.97, 13.97], [-81.32, 13.82], [-81.47, 13.47], [-81.82, 13.32], [-81.97, 12.97], [-82.5, 12.75], [-82.75, 12.85], [-83.0, 12.75], [-83.53, 12.97], [-83.75, 13.5], [-83.65, 13.75], [-83.68, 13.82], [-84.03, 13.97], [-84.18, 14.32], [-84.53, 14.47], [-84.75, 15.0], [-84.54, 15.5], [-84.75, 16.0], [-84.53, 16.53]]]]}, "2015-09-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-84.53, 16.53], [-84.0, 16.75], [-83.5, 16.54], [-83.0, 16.75], [-82.47, 16.53], [-82.32, 16.18], [-82.25, 16.15], [-82.0, 16.25], [-81.47, 16.03], [-81.32, 15.68], [-80.97, 15.53], [-80.75, 15.0], [-80.85, 14.75], [-80.75, 14.5], [-80.97, 13.97], [-81.32, 13.82], [-81.47, 13.47], [-81.82, 13.32], [-81.97, 12.97], [-82.5, 12.75], [-82.75, 12.85], [-83.0, 12.75], [-83.53, 12.97], [-83.75, 13.5], [-83.65, 13.75], [-83.68, 13.82], [-84.03, 13.97], [-84.18, 14.32], [-84.53, 14.47], [-84.75, 15.0], [-84.54, 15.5], [-84.75, 16.0], [-84.53, 16.53]]]]}, "2015-09-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-84.53, 16.53], [-84.0, 16.75], [-83.5, 16.54], [-83.0, 16.75], [-82.47, 16.53], [-82.32, 16.18], [-82.25, 16.15], [-82.0, 16.25], [-81.47, 16.03], [-81.32, 15.68], [-80.97, 15.53], [-80.75, 15.0], [-80.85, 14.75], [-80.75, 14.5], [-80.97, 13.97], [-81.32, 13.82], [-81.47, 13.47], [-81.82, 13.32], [-81.97, 12.97], [-82.5, 12.75], [-82.75, 12.85], [-83.0, 12.75], [-83.53, 12.97], [-83.75, 13.5], [-83.65, 13.75], [-83.68, 13.82], [-84.03, 13.97], [-84.18, 14.32], [-84.53, 14.47], [-84.75, 15.0], [-84.54, 15.5], [-84.75, 16.0], [-84.53, 16.53]]]]}, "2015-09-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-84.0, 16.75], [-83.47, 16.53], [-83.25, 16.0], [-83.47, 15.47], [-84.0, 15.25], [-84.53, 15.47], [-84.75, 16.0], [-84.53, 16.53], [-84.0, 16.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.5342346377465788}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 0.9726827422963753}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.491324136435992, 28.33786686034034, 28.308336720358398, 28.42568594144035]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.765024133142504, 28.508238775089296, 28.581253631942104, 28.42568594144035]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.058471516984168, 0.9259636024268725, 0.9358970540021416, 0.9247198652911948]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.4385037442103794, 1.5342346377465788, 1.3499421076717226, 0.9247198652911948]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7401563223350607, 1.5090209930266985, 1.50089589760403, 1.4073119274328711]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8911423564692098, 1.984495835776341, 1.7368982414128047, 1.4073119274328711]}}