{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:04:13.361264", "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": "2025-Mar-24_to_2025-Mar-30_308.0_-22.0"}, "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": 2025030002309}, "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": "March 24 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 30 2025"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 81203.45562596082}, "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": -22.0}, "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": 308.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "308.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 307.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 311.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -22.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -19.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-52.0, -22.75], [-52.53, -22.53], [-52.75, -22.0], [-52.65, -21.75], [-52.68, -21.68], [-53.03, -21.53], [-53.25, -21.0], [-53.15, -20.75], [-53.18, -20.68], [-53.53, -20.53], [-53.75, -20.0], [-53.53, -19.47], [-53.18, -19.32], [-53.03, -18.97], [-52.5, -18.75], [-52.25, -18.85], [-52.18, -18.82], [-52.03, -18.47], [-51.5, -18.25], [-51.25, -18.35], [-51.0, -18.25], [-50.47, -18.47], [-50.25, -19.0], [-50.35, -19.25], [-50.32, -19.32], [-50.25, -19.35], [-50.18, -19.32], [-50.03, -18.97], [-49.5, -18.75], [-48.97, -18.97], [-48.82, -19.32], [-48.47, -19.47], [-48.25, -20.0], [-48.35, -20.25], [-48.25, -20.5], [-48.47, -21.03], [-49.0, -21.25], [-49.5, -21.04], [-50.0, -21.25], [-50.5, -21.04], [-50.82, -21.18], [-50.85, -21.25], [-50.75, -21.5], [-50.97, -22.03], [-51.32, -22.18], [-51.47, -22.53], [-52.0, -22.75]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.E.South-America", "South-American-Monsoon", "S.E.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at 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28.021956380208394, 27.608922395252023]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.535703277587913, 29.696852620442712, 27.931441243489587, 28.646619415283226, 29.294314320882165, 28.89862467447921, 28.357631937662802]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.157796950743375, 2.645856177795955, 1.9085447577912598, 2.2776892072945523, 2.915172218592864, 2.5574257612041498, 2.217103418968045]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.157796950743375, 4.24985716777536, 2.2292286604528044, 3.187242492179905, 3.8795213977240905, 3.2160333838690462, 2.7610814955289698]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.554491043873611, 1.9867449743529995, 1.3910407132501528, 1.5737850279813912, 1.9347046491709803, 1.6425178900853123, 1.5064348703743506]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.554491043873611, 2.97097541124425, 1.5319402631979904, 2.01090016611651, 2.690515592754058, 1.9612636819497247, 1.9128269280478665]}}