{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:25:11.048993", "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-16_to_2021-Jun-18_310.0_-16.5"}, "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": 2021060000719}, "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 16 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 18 2021"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": "Cold spell"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 59207.89688041856}, "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"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["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": -16.5}, "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": 310.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "310.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 307.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 311.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -18.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -15.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[-52.177, -16.823], [-52.03, -16.47], [-51.677, -16.323], [-51.53, -15.97], [-51.0, -15.75], [-50.75, -15.854], [-50.677, -15.823], [-50.53, -15.47], [-50.177, -15.323], [-50.146, -15.25], [-50.25, -15.0], [-50.03, -14.47], [-49.5, -14.25], [-48.97, -14.47], [-48.823, -14.823], [-48.75, -14.854], [-48.5, -14.75], [-47.97, -14.97], [-47.75, -15.5], [-47.97, -16.03], [-48.5, -16.25], [-48.75, -16.146], [-48.875, -16.198], [-48.823, -16.323], [-48.47, -16.47], [-48.25, -17.0], [-48.47, -17.53], [-48.823, -17.677], [-48.97, -18.03], [-49.5, -18.25], [-50.0, -18.043], [-50.5, -18.25], [-51.03, -18.03], [-51.177, -17.677], [-51.25, -17.646], [-51.323, -17.677], [-51.354, -17.75], [-51.25, -18.0], [-51.47, -18.53], [-52.0, -18.75], [-52.25, -18.646], [-52.5, -18.75], [-53.03, -18.53], [-53.25, -18.0], [-53.03, -17.47], [-52.677, -17.323], [-52.53, -16.97], [-52.177, -16.823]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.E.South-America", "South-American-Monsoon"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the 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anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [-2.3557538827501503, -2.8693726983440797, -1.9809930608504942]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [-1.5603255764581139, -1.7830414674437818, -1.360710523953893]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [-2.08651233162515, -2.8021949758841798, -1.9359951544332716]}}