{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:24:55.336208", "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": "2022-Nov-19_to_2022-Nov-21_295.5_-5.5"}, "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": 2022110002452}, "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": "November 19 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 21 2022"}, "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": 89281.98195082783}, "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": -5.5}, "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": 295.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "295.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 294.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 296.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -7.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -3.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-66.0, -2.75], [-65.75, -2.85], [-65.68, -2.82], [-65.53, -2.47], [-65.0, -2.25], [-64.47, -2.47], [-64.32, -2.82], [-64.25, -2.85], [-64.0, -2.75], [-63.47, -2.97], [-63.25, -3.5], [-63.35, -3.75], [-63.25, -4.0], [-63.47, -4.53], [-63.82, -4.68], [-63.96, -5.0], [-63.82, -5.32], [-63.47, -5.47], [-63.25, -6.0], [-63.35, -6.25], [-63.32, -6.32], [-62.97, -6.47], [-62.75, -7.0], [-62.97, -7.53], [-63.5, -7.75], [-63.75, -7.65], [-64.0, -7.75], [-64.25, -7.65], [-64.5, -7.75], [-65.03, -7.53], [-65.18, -7.18], [-65.53, -7.03], [-65.75, -6.5], [-65.65, -6.25], [-65.68, -6.18], [-65.75, -6.15], [-66.0, -6.25], [-66.53, -6.03], [-66.75, -5.5], [-66.53, -4.97], [-66.18, -4.82], [-66.15, -4.75], [-66.18, -4.68], [-66.53, -4.53], [-66.75, -4.0], [-66.65, -3.75], [-66.75, -3.5], [-66.53, -2.97], [-66.0, -2.75]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-11-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-66.75, -3.5], [-66.52999999999997, -2.97], [-66.0, -2.75], [-65.75, -2.85], [-65.68, -2.82], [-65.52999999999997, -2.47], [-65.0, -2.25], [-64.47000000000003, -2.47], [-64.32, -2.82], [-64.25, -2.85], [-64.0, -2.75], [-63.47000000000003, -2.97], [-63.25, -3.5], [-63.35000000000002, -3.75], [-63.25, -4.0], [-63.47000000000003, -4.53], [-63.81999999999999, -4.68], [-63.95999999999998, -5.0], [-63.81999999999999, -5.32], [-63.47000000000003, -5.47], [-63.25, -6.0], [-63.35000000000002, -6.25], [-63.31999999999999, -6.32], [-62.97000000000003, -6.47], [-62.75, -7.0], [-62.97000000000003, -7.53], [-63.5, -7.75], [-63.75, -7.65], [-64.0, -7.75], [-64.25, -7.65], [-64.5, -7.75], [-65.02999999999997, -7.53], [-65.18, -7.18], [-65.52999999999997, -7.03], [-65.75, -6.5], [-65.64999999999998, -6.25], [-65.68, -6.18], [-65.75, -6.15], [-66.0, -6.25], [-66.52999999999997, -6.03], [-66.75, -5.5], [-66.52999999999997, -4.97], [-66.18, -4.82], [-66.14999999999998, -4.75], [-66.18, -4.68], [-66.52999999999997, -4.53], [-66.75, -4.0], [-66.64999999999998, -3.75], [-66.75, -3.5]]]]}, "2022-11-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-66.75, -3.5], [-66.52999999999997, -2.97], [-66.0, -2.75], [-65.75, -2.85], [-65.68, -2.82], [-65.52999999999997, -2.47], [-65.0, -2.25], [-64.47000000000003, -2.47], [-64.32, -2.82], [-64.25, -2.85], [-64.0, -2.75], [-63.47000000000003, -2.97], [-63.25, -3.5], [-63.35000000000002, -3.75], [-63.25, -4.0], [-63.47000000000003, -4.53], [-63.81999999999999, -4.68], [-63.95999999999998, -5.0], [-63.81999999999999, -5.32], [-63.47000000000003, -5.47], [-63.25, -6.0], [-63.35000000000002, -6.25], [-63.31999999999999, -6.32], [-62.97000000000003, -6.47], [-62.75, -7.0], [-62.97000000000003, -7.53], [-63.5, -7.75], [-63.75, -7.65], [-64.0, -7.75], [-64.25, -7.65], [-64.5, -7.75], [-65.02999999999997, -7.53], [-65.18, -7.18], [-65.52999999999997, -7.03], [-65.75, -6.5], [-65.64999999999998, -6.25], [-65.68, -6.18], [-65.75, -6.15], [-66.0, -6.25], [-66.52999999999997, -6.03], [-66.75, -5.5], [-66.52999999999997, -4.97], [-66.18, -4.82], [-66.14999999999998, -4.75], [-66.18, -4.68], [-66.52999999999997, -4.53], [-66.75, -4.0], [-66.64999999999998, -3.75], [-66.75, -3.5]]]]}, "2022-11-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-66.75, -3.5], [-66.52999999999997, -2.97], [-66.0, -2.75], [-65.75, -2.85], [-65.68, -2.82], [-65.52999999999997, -2.47], [-65.0, -2.25], [-64.47000000000003, -2.47], [-64.32, -2.82], [-64.25, -2.85], [-64.0, -2.75], [-63.47000000000003, -2.97], [-63.25, -3.5], [-63.35000000000002, -3.75], [-63.25, -4.0], [-63.47000000000003, -4.53], [-63.81999999999999, -4.68], [-63.95999999999998, -5.0], [-63.81999999999999, -5.32], [-63.47000000000003, -5.47], [-63.25, -6.0], [-63.35000000000002, -6.25], [-63.31999999999999, -6.32], [-62.97000000000003, -6.47], [-62.75, -7.0], [-62.97000000000003, -7.53], [-63.5, -7.75], [-63.75, -7.65], [-64.0, -7.75], [-64.25, -7.65], [-64.5, -7.75], [-65.02999999999997, -7.53], [-65.18, -7.18], [-65.52999999999997, -7.03], [-65.75, -6.5], [-65.64999999999998, -6.25], [-65.68, -6.18], [-65.75, -6.15], [-66.0, -6.25], [-66.52999999999997, -6.03], [-66.75, -5.5], [-66.52999999999997, -4.97], [-66.18, -4.82], [-66.14999999999998, -4.75], [-66.18, -4.68], [-66.52999999999997, -4.53], [-66.75, -4.0], [-66.64999999999998, -3.75], [-66.75, -3.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.8043425009569205}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.6655010282468026}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.708501573924593, 28.498560034522825, 28.083084954308788]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.457984947020293, 29.31927232500601, 28.827374113976646]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2674041934289624, 2.0806784742140962, 1.6484204170973487]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.5895154099866318, 2.8043425009569205, 2.184390431379768]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.470470732785173, 2.4143787174862728, 1.9516418982505759]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7901512707463787, 3.0631608971501705, 2.4770896589093385]}}