{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:26:07.499746", "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-03_to_2021-Jun-05_297.0_-26.5"}, "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": 2021060001550}, "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 03 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 05 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": "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": 52459.22202791804}, "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": ["Argentina"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.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": []}, "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": -26.5}, "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": 297.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "297.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 295.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 297.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -28.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -25.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2021-06-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-65.03, -25.47], [-64.68, -25.32], [-64.53, -24.97], [-64.0, -24.75], [-63.47, -24.97], [-63.32, -25.32], [-63.25, -25.35], [-63.0, -25.25], [-62.75, -25.35], [-62.5, -25.25], [-61.97, -25.47], [-61.75, -26.0], [-61.85, -26.25], [-61.75, -26.5], [-61.85, -26.75], [-61.75, -27.0], [-61.97, -27.53], [-62.32, -27.68], [-62.35, -27.75], [-62.25, -28.0], [-62.47, -28.53], [-63.0, -28.75], [-63.25, -28.65], [-63.5, -28.75], [-64.03, -28.53], [-64.18, -28.18], [-64.53, -28.03], [-64.75, -27.5], [-64.62, -27.2], [-65.03, -27.03], [-65.25, -26.5], [-65.15, -26.25], [-65.25, -26.0], [-65.03, -25.47]]]]}, "2021-06-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-65.03, -25.47], [-64.68, -25.32], [-64.53, -24.97], [-64.0, -24.75], [-63.47, -24.97], [-63.32, -25.32], [-63.25, -25.35], [-63.0, -25.25], [-62.75, -25.35], [-62.5, -25.25], [-61.97, -25.47], [-61.75, -26.0], [-61.85, -26.25], [-61.75, -26.5], [-61.85, -26.75], [-61.75, -27.0], [-61.97, -27.53], [-62.32, -27.68], [-62.35, -27.75], [-62.25, -28.0], [-62.47, -28.53], [-63.0, -28.75], [-63.25, -28.65], [-63.5, -28.75], [-64.03, -28.53], [-64.18, -28.18], [-64.53, -28.03], [-64.75, -27.5], [-64.62, -27.2], [-65.03, -27.03], [-65.25, -26.5], [-65.15, -26.25], [-65.25, -26.0], [-65.03, -25.47]]]]}, "2021-06-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-65.03, -25.47], [-64.68, -25.32], [-64.53, -24.97], [-64.0, -24.75], [-63.47, -24.97], [-63.32, -25.32], [-63.25, -25.35], [-63.0, -25.25], [-62.75, -25.35], [-62.5, -25.25], [-61.97, -25.47], [-61.75, -26.0], [-61.85, -26.25], [-61.75, -26.5], [-61.85, -26.75], [-61.75, -27.0], [-61.97, -27.53], [-62.32, -27.68], [-62.35, -27.75], [-62.25, -28.0], [-62.47, -28.53], [-63.0, -28.75], [-63.25, -28.65], [-63.5, -28.75], [-64.03, -28.53], [-64.18, -28.18], [-64.53, -28.03], [-64.75, -27.5], [-64.62, -27.2], [-65.03, -27.03], [-65.25, -26.5], [-65.15, -26.25], [-65.25, -26.0], [-65.03, -25.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 9.23938632174577}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 6.765087710248232}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [21.522149370872967, 23.952585383621965, 23.510236593349703]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [22.480422706983006, 25.330203522723423, 25.54765331593569]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.248645891671745, 7.73199891862908, 7.314618320443871]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.8334455089459425, 9.23938632174577, 8.853491399790471]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4729016506143975, 2.1415993735170495, 1.9998444729855642]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6202799347647334, 2.4383998637275606, 2.3055283191801403]}}