{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:22:22.232362", "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": "2020-Nov-30_to_2020-Dec-03_288.0_12.5"}, "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": 2020110002547}, "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 30 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 03 2020"}, "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": 51342.32312603686}, "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": ["Aruba"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Caribbean", "N.South-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South 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": 12.5}, "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": 288.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "288.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 285.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 290.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 11.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 13.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-11-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.03, 11.47], [-74.25, 12.0], [-74.03, 12.53], [-73.5, 12.75], [-73.25, 12.65], [-73.0, 12.75], [-72.75, 12.65], [-72.68, 12.68], [-72.53, 13.03], [-72.0, 13.25], [-71.75, 13.15], [-71.5, 13.25], [-71.25, 13.15], [-71.0, 13.25], [-70.75, 13.15], [-70.5, 13.25], [-70.25, 13.15], [-70.0, 13.25], [-69.47, 13.03], [-69.25, 12.5], [-69.47, 11.97], [-69.82, 11.82], [-69.97, 11.47], [-70.5, 11.25], [-70.75, 11.35], [-70.82, 11.32], [-70.97, 10.97], [-71.5, 10.75], [-72.03, 10.97], [-72.2, 11.38], [-72.5, 11.25], [-72.75, 11.35], [-73.0, 11.25], [-73.25, 11.35], [-73.5, 11.25], [-74.03, 11.47]]]]}, "2020-12-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.53, 13.03], [-74.0, 13.25], [-73.75, 13.15], [-73.5, 13.25], [-73.25, 13.15], [-73.0, 13.25], [-72.75, 13.15], [-72.5, 13.25], [-72.25, 13.15], [-72.0, 13.25], [-71.75, 13.15], [-71.68, 13.18], [-71.53, 13.53], [-71.0, 13.75], [-70.47, 13.53], [-70.32, 13.18], [-70.25, 13.15], [-70.0, 13.25], [-69.47, 13.03], [-69.25, 12.5], [-69.47, 11.97], [-69.82, 11.82], [-69.97, 11.47], [-70.5, 11.25], [-70.75, 11.35], [-70.82, 11.32], [-70.97, 10.97], [-71.5, 10.75], [-72.03, 10.97], [-72.2, 11.38], [-72.5, 11.25], [-72.75, 11.35], [-73.0, 11.25], [-73.25, 11.35], [-73.5, 11.25], [-73.75, 11.35], [-74.0, 11.25], [-74.53, 11.47], [-74.75, 12.0], [-74.65, 12.25], [-74.75, 12.5], [-74.53, 13.03]]]]}, "2020-12-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.53, 13.03], [-74.0, 13.25], [-73.75, 13.15], [-73.5, 13.25], [-73.25, 13.15], [-73.0, 13.25], [-72.75, 13.15], [-72.5, 13.25], [-72.25, 13.15], [-72.0, 13.25], [-71.75, 13.15], [-71.68, 13.18], [-71.53, 13.53], [-71.0, 13.75], [-70.47, 13.53], [-70.32, 13.18], [-70.25, 13.15], [-70.0, 13.25], [-69.47, 13.03], [-69.25, 12.5], [-69.47, 11.97], [-69.82, 11.82], [-69.97, 11.47], [-70.5, 11.25], [-70.75, 11.35], [-70.82, 11.32], [-70.97, 10.97], [-71.5, 10.75], [-72.03, 10.97], [-72.2, 11.38], [-72.5, 11.25], [-72.75, 11.35], [-73.0, 11.25], [-73.25, 11.35], [-73.5, 11.25], [-73.75, 11.35], [-74.0, 11.25], [-74.53, 11.47], [-74.75, 12.0], [-74.65, 12.25], [-74.75, 12.5], [-74.53, 13.03]]]]}, "2020-12-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-74.53, 13.03], [-74.0, 13.25], [-73.75, 13.15], [-73.5, 13.25], [-73.25, 13.15], [-73.0, 13.25], [-72.75, 13.15], [-72.5, 13.25], [-72.25, 13.15], [-72.0, 13.25], [-71.75, 13.15], [-71.68, 13.18], [-71.53, 13.53], [-71.0, 13.75], [-70.47, 13.53], [-70.32, 13.18], [-70.25, 13.15], [-70.0, 13.25], [-69.47, 13.03], [-69.25, 12.5], [-69.47, 11.97], [-70.0, 11.75], [-70.25, 11.85], [-70.5, 11.75], [-70.75, 11.85], [-71.0, 11.75], [-71.25, 11.85], [-71.5, 11.75], [-71.75, 11.85], [-72.0, 11.75], [-72.25, 11.85], [-72.32, 11.82], [-72.47, 11.47], [-73.0, 11.25], [-73.25, 11.35], [-73.5, 11.25], [-73.75, 11.35], [-74.0, 11.25], [-74.53, 11.47], [-74.75, 12.0], [-74.65, 12.25], [-74.75, 12.5], [-74.53, 13.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.3640190639703746}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.042191838884031}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.666438400818777, 27.863971084894047, 27.753216979701506, 27.575752048224672]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.875934794400848, 28.080156496551353, 28.052431793994458, 27.78110203108122]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9732487233633678, 1.1535888667142913, 1.067279522968908, 0.922048313358643]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.0710992644978319, 1.3640190639703746, 1.3353319183021881, 1.0724303161564421]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6384024173232385, 1.9681173499772668, 1.8387565204151248, 1.6332581803047437]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8778998748069184, 2.4335268975018165, 2.4121252443735806, 1.944840033455936]}}