{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:01:26.736625", "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-Oct-04_to_2024-Oct-06_294.0_-33.5"}, "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": 2024100001008}, "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": "October 04 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 06 2024"}, "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": 53796.90712710921}, "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"]}, "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": -33.5}, "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": 294.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "294.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 292.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 295.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -35.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -33.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-68.03, -32.97], [-67.5, -32.75], [-67.25, -32.85], [-67.0, -32.75], [-66.75, -32.85], [-66.68, -32.82], [-66.53, -32.47], [-66.0, -32.25], [-65.75, -32.35], [-65.5, -32.25], [-64.97, -32.47], [-64.82, -32.82], [-64.47, -32.97], [-64.25, -33.5], [-64.35, -33.75], [-64.25, -34.0], [-64.35, -34.25], [-64.25, -34.5], [-64.47, -35.03], [-64.82, -35.18], [-64.97, -35.53], [-65.5, -35.75], [-65.75, -35.65], [-66.0, -35.75], [-66.25, -35.65], [-66.5, -35.75], [-67.03, -35.53], [-67.18, -35.18], [-67.53, -35.03], [-67.75, -34.5], [-67.65, -34.25], [-67.68, -34.18], [-68.03, -34.03], [-68.25, -33.5], [-68.03, -32.97]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-10-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.02999999999997, -34.03], [-68.25, -33.5], [-68.02999999999997, -32.97], [-67.5, -32.75], [-67.25, -32.85], [-67.0, -32.75], [-66.75, -32.85], [-66.68, -32.82], [-66.52999999999997, -32.47], [-66.0, -32.25], [-65.75, -32.35], [-65.5, -32.25], [-64.97000000000003, -32.47], [-64.82, -32.82], [-64.47000000000003, -32.97], [-64.25, -33.5], [-64.35000000000002, -33.75], [-64.25, -34.0], [-64.35000000000002, -34.25], [-64.25, -34.5], [-64.47000000000003, -35.03], [-64.82, -35.18], [-64.97000000000003, -35.53], [-65.5, -35.75], [-65.75, -35.65], [-66.0, -35.75], [-66.25, -35.65], [-66.5, -35.75], [-67.02999999999997, -35.53], [-67.18, -35.18], [-67.52999999999997, -35.03], [-67.75, -34.5], [-67.64999999999998, -34.25], [-67.68, -34.18], [-68.02999999999997, -34.03]]]]}, "2024-10-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.02999999999997, -34.03], [-68.25, -33.5], [-68.02999999999997, -32.97], [-67.5, -32.75], [-67.25, -32.85], [-67.0, -32.75], [-66.75, -32.85], [-66.68, -32.82], [-66.52999999999997, -32.47], [-66.0, -32.25], [-65.75, -32.35], [-65.5, -32.25], [-64.97000000000003, -32.47], [-64.82, -32.82], [-64.47000000000003, -32.97], [-64.25, -33.5], [-64.35000000000002, -33.75], [-64.25, -34.0], [-64.35000000000002, -34.25], [-64.25, -34.5], [-64.47000000000003, -35.03], [-64.82, -35.18], [-64.97000000000003, -35.53], [-65.5, -35.75], [-65.75, -35.65], [-66.0, -35.75], [-66.25, -35.65], [-66.5, -35.75], [-67.02999999999997, -35.53], [-67.18, -35.18], [-67.52999999999997, -35.03], [-67.75, -34.5], [-67.64999999999998, -34.25], [-67.68, -34.18], [-68.02999999999997, -34.03]]]]}, "2024-10-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-68.02999999999997, -34.03], [-68.25, -33.5], [-68.02999999999997, -32.97], [-67.5, -32.75], [-67.25, -32.85], [-67.0, -32.75], [-66.75, -32.85], [-66.68, -32.82], [-66.52999999999997, -32.47], [-66.0, -32.25], [-65.75, -32.35], [-65.5, -32.25], [-64.97000000000003, -32.47], [-64.82, -32.82], [-64.47000000000003, -32.97], [-64.25, -33.5], [-64.35000000000002, -33.75], [-64.25, -34.0], [-64.35000000000002, -34.25], [-64.25, -34.5], [-64.47000000000003, -35.03], [-64.82, -35.18], [-64.97000000000003, -35.53], [-65.5, -35.75], [-65.75, -35.65], [-66.0, -35.75], [-66.25, -35.65], [-66.5, -35.75], [-67.02999999999997, -35.53], [-67.18, -35.18], [-67.52999999999997, -35.03], [-67.75, -34.5], [-67.64999999999998, -34.25], [-67.68, -34.18], [-68.02999999999997, -34.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 8.20265715308608}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 6.382522769149471}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [21.93314441499257, 23.407369232177757, 23.184671868218288]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.05127360026046, 25.561584726969443, 25.918016052246116]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.764452592549146, 6.940342138213003, 6.442773576686263]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.459912992368004, 7.905032343291452, 8.20265715308608]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.557604546852344, 1.8513877103350254, 1.6669920663926228]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8002564645963224, 2.0428816101247467, 2.031522722980677]}}