{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:26:18.048424", "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": "2021-Jun-22_to_2021-Jun-27_303.0_-15.0"}, "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": 2021060002557}, "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": "June 22 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 27 2021"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 59588.06416467025}, "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": ["Brazil"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["South-American-Monsoon"]}, "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": []}, "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": -15.0}, "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": 303.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "303.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 301.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 304.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -16.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -13.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2021-06-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-58.25, -14.5], [-58.03, -13.97], [-57.5, -13.75], [-57.25, 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-17.03], [-58.75, -16.5], [-58.53, -15.97], [-58.18, -15.82], [-58.03, -15.47], [-57.62, -15.3]]]]}, "2021-06-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.62, -15.3], [-57.68, -15.18], [-58.03, -15.03], [-58.18, -14.68], [-58.53, -14.53], [-58.75, -14.0], [-58.53, -13.47], [-58.0, -13.25], [-57.47, -13.47], [-57.32, -13.82], [-57.25, -13.85], [-57.0, -13.75], [-56.47, -13.97], [-56.25, -14.5], [-56.35, -14.75], [-56.32, -14.82], [-56.25, -14.85], [-56.0, -14.75], [-55.47, -14.97], [-55.32, -15.32], [-54.97, -15.47], [-54.75, -16.0], [-54.97, -16.53], [-55.32, -16.68], [-55.47, -17.03], [-56.0, -17.25], [-56.5, -17.04], [-57.0, -17.25], [-57.25, -17.15], [-57.5, -17.25], [-57.75, -17.15], [-58.0, -17.25], [-58.53, -17.03], [-58.75, -16.5], [-58.53, -15.97], [-58.18, -15.82], [-58.03, -15.47], [-57.62, -15.3]]]]}, "2021-06-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-59.03, -14.53], [-59.25, -14.0], [-59.03, -13.47], [-58.5, -13.25], 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"The daily evolution of mean t2m anomalies.", "value": [2.657955555409463, 3.131204181958103, 2.88281190501948, 2.852007101286347, 2.7950095567339335, 2.252932691532229]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.241680052756692, 3.5269987874576714, 3.8289309838516488, 3.4856201088492185, 4.036953217746998, 2.4944506468526697]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.0811536843374212, 1.1471860073703508, 1.0423747648878094, 1.0905127788640572, 1.0870807904325082, 1.0485852793365757]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3383245760444034, 1.3544308932804272, 1.3464789416159708, 1.348260104663022, 1.321655461109461, 1.2604810758646259]}}