{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:57:41.703753", "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": "2024-Feb-24_to_2024-Feb-27_310.0_-7.5"}, "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": 2024020001799}, "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": "February 24 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 27 2024"}, "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": 94889.10310957552}, "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": -7.5}, "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": 309.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 313.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -10.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -6.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-50.53, -6.97], [-50.18, -6.82], [-50.03, -6.47], [-49.5, -6.25], [-49.25, -6.35], [-49.0, -6.25], [-48.75, -6.35], 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["N.South-America", "N.E.South-America", "South-American-Monsoon"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-02-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-51.02999999999997, -9.03], [-51.25, -8.5], [-51.02999999999997, -7.97], [-50.620000000000005, -7.8], [-50.75, -7.5], [-50.52999999999997, -6.97], [-50.18000000000001, -6.82], [-50.02999999999997, -6.47], [-49.5, -6.25], [-49.25, -6.35], [-49.0, -6.25], [-48.75, -6.35], [-48.5, -6.25], [-48.25, -6.35], [-48.18000000000001, -6.32], [-48.02999999999997, -5.97], [-47.5, -5.75], [-47.25, -5.85], [-47.18000000000001, -5.82], [-47.02999999999997, -5.47], [-46.5, -5.25], [-45.97000000000003, -5.47], [-45.75, -6.0], [-45.85000000000002, -6.25], [-45.75, -6.5], [-45.97000000000003, -7.03], [-46.31999999999999, -7.18], [-46.47000000000003, -7.53], [-46.81999999999999, -7.68], [-46.85000000000002, -7.75], [-46.75, -8.0], 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[27.778873301290957, 28.82912373144842, 28.643233744609972, 27.423400694682186]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4225133197534163, 2.191698467302626, 1.9686065334852598, 1.218471897734969]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.740846993911589, 2.8164551918684424, 2.747894458471478, 1.2741542733581355]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3652562178851955, 2.096256356304143, 1.8743096074626906, 1.194763703309863]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7249951854282795, 2.4979698549714935, 2.4090473780273296, 1.3442870065573838]}}