{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:08:20.965820", "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": "2017-Jun-12_to_2017-Jun-17_306.0_-16.5"}, "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": 2017060001980}, "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 12 2017"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 17 2017"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 154602.43676519385}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["South-American-Monsoon"]}, "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": -16.5}, "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": 306.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "306.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 302.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 309.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -18.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -13.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2017-06-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.5, -14.25], [-52.97, -14.47], [-52.75, -15.0], [-52.97, -15.53], [-53.5, -15.75], [-54.03, -15.53], [-54.25, -15.0], [-54.03, -14.47], [-53.5, -14.25]]]]}, "2017-06-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.5, -13.25], [-55.97, -13.47], [-55.82, -13.82], [-55.75, -13.85], [-55.68, -13.82], [-55.53, -13.47], [-55.0, -13.25], [-54.47, -13.47], [-54.3, -13.88], [-54.0, -13.75], [-53.75, -13.85], [-53.5, -13.75], [-53.25, -13.85], [-53.0, -13.75], [-52.47, -13.97], [-52.25, -14.5], [-52.47, -15.03], [-52.82, -15.18], [-52.87, -15.3], [-52.47, -15.47], [-52.25, -16.0], [-52.47, -16.53], [-52.82, -16.68], [-52.97, -17.03], [-53.5, -17.25], [-53.75, -17.15], [-54.0, -17.25], [-54.25, -17.15], [-54.5, -17.25], [-55.03, -17.03], [-55.25, -16.5], [-55.15, -16.25], [-55.18, -16.18], [-55.53, -16.03], [-55.68, -15.68], [-56.03, -15.53], [-56.18, -15.18], [-56.5, -15.04], [-57.0, -15.25], [-57.53, -15.03], [-57.75, -14.5], [-57.53, -13.97], [-57.18, -13.82], [-57.03, -13.47], [-56.5, -13.25]]]]}, "2017-06-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-58.03, -15.03], [-58.25, -14.5], [-58.03, -13.97], [-57.5, -13.75], [-57.25, -13.85], [-57.18, -13.82], [-57.03, -13.47], [-56.5, -13.25], [-55.97, -13.47], [-55.82, -13.82], [-55.75, -13.85], [-55.68, -13.82], [-55.53, -13.47], [-55.0, -13.25], [-54.47, -13.47], [-54.3, -13.88], [-54.0, -13.75], [-53.75, -13.85], [-53.5, -13.75], [-53.25, -13.85], [-53.0, -13.75], [-52.47, -13.97], [-52.3, -14.38], [-52.0, -14.25], [-51.75, -14.35], [-51.68, -14.32], [-51.53, -13.97], [-51.0, -13.75], [-50.47, -13.97], [-50.25, -14.5], [-50.35, -14.75], [-50.25, -15.0], [-50.35, -15.25], [-50.25, -15.5], [-50.47, -16.03], [-51.0, -16.25], [-51.25, -16.15], [-51.32, -16.18], [-51.47, -16.53], [-51.82, -16.68], [-51.85, -16.75], [-51.75, -17.0], [-51.97, -17.53], [-52.5, -17.75], [-53.03, -17.53], [-53.2, -17.12], [-53.37, -17.2], [-53.25, -17.5], [-53.35, -17.75], [-53.25, -18.0], [-53.35, -18.25], [-53.25, -18.5], [-53.47, -19.03], [-54.0, -19.25], [-54.53, -19.03], [-54.75, -18.5], [-54.65, -18.25], [-54.68, -18.18], [-55.03, -18.03], [-55.18, -17.68], [-55.53, -17.53], [-55.75, -17.0], [-55.97, -17.53], [-56.5, -17.75], [-57.03, -17.53], [-57.25, -17.0], [-57.15, -16.75], [-57.25, -16.5], [-57.03, -15.97], [-56.5, -15.75], [-57.03, -15.53], [-57.18, -15.18], [-57.25, -15.15], [-57.5, -15.25], [-58.03, -15.03]], [[-55.65, -16.75], [-55.75, -16.5], [-55.85, -16.75], [-55.75, -17.0], [-55.65, -16.75]], [[-55.65, -16.25], [-55.68, -16.18], [-55.93, -16.07], [-55.75, -16.5], [-55.65, -16.25]], [[-56.07, -15.93], [-56.18, -15.68], [-56.25, -15.65], [-56.5, -15.75], [-56.07, -15.93]], [[-52.7, -15.12], [-52.82, -15.18], [-52.87, -15.3], [-52.57, -15.43], [-52.7, -15.12]]]]}, "2017-06-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-58.03, -15.03], [-58.25, -14.5], [-58.03, -13.97], [-57.5, -13.75], [-57.25, -13.85], [-57.18, -13.82], [-57.03, -13.47], [-56.5, -13.25], [-55.97, -13.47], [-55.82, -13.82], [-55.75, -13.85], [-55.68, -13.82], [-55.53, -13.47], [-55.0, -13.25], [-54.47, -13.47], [-54.3, -13.88], [-54.0, -13.75], [-53.75, -13.85], [-53.5, -13.75], [-53.25, -13.85], [-53.0, -13.75], [-52.47, -13.97], [-52.3, -14.38], [-52.0, -14.25], [-51.75, -14.35], [-51.68, -14.32], [-51.53, -13.97], [-51.0, -13.75], [-50.47, -13.97], [-50.25, -14.5], [-50.35, -14.75], [-50.25, -15.0], [-50.35, -15.25], [-50.25, -15.5], [-50.47, -16.03], [-51.0, -16.25], [-51.25, -16.15], [-51.32, -16.18], [-51.47, -16.53], [-51.82, -16.68], [-51.85, -16.75], [-51.75, -17.0], [-51.97, -17.53], [-52.5, -17.75], [-53.03, -17.53], [-53.2, -17.12], [-53.37, -17.2], [-53.25, -17.5], [-53.35, -17.75], [-53.25, -18.0], [-53.35, -18.25], [-53.25, -18.5], [-53.47, -19.03], [-54.0, -19.25], [-54.25, -19.15], [-54.5, -19.25], [-55.03, -19.03], [-55.25, -18.5], [-55.15, -18.25], [-55.2, -18.12], [-55.5, -18.25], [-56.03, -18.03], [-56.18, -17.68], [-56.25, -17.65], [-56.5, -17.75], [-57.03, -17.53], [-57.25, -17.0], [-57.15, -16.75], [-57.25, -16.5], [-57.03, -15.97], [-56.5, -15.75], [-57.03, -15.53], [-57.18, -15.18], [-57.25, -15.15], [-57.5, -15.25], [-58.03, -15.03]], [[-56.07, -15.93], [-56.18, -15.68], [-56.25, -15.65], [-56.5, -15.75], [-56.07, -15.93]], [[-52.7, -15.12], [-52.82, -15.18], [-52.87, -15.3], [-52.57, -15.43], [-52.7, -15.12]]]]}, "2017-06-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-58.03, -15.03], [-58.25, -14.5], [-58.03, -13.97], [-57.5, -13.75], [-56.97, -13.97], [-56.8, -14.38], [-56.5, -14.25], [-56.25, -14.35], [-56.0, -14.25], [-55.75, -14.35], [-55.5, -14.25], [-55.25, -14.35], [-55.0, -14.25], [-54.5, -14.46], [-54.0, -14.25], [-53.47, -14.47], [-53.25, -15.0], [-53.46, -15.5], [-53.32, -15.82], [-53.0, -15.96], [-52.68, -15.82], [-52.54, -15.5], [-52.75, -15.0], [-52.53, -14.47], [-52.0, -14.25], [-51.75, -14.35], [-51.68, -14.32], [-51.53, -13.97], [-51.0, -13.75], [-50.47, -13.97], [-50.25, -14.5], [-50.35, -14.75], [-50.25, -15.0], [-50.35, -15.25], [-50.25, -15.5], [-50.47, -16.03], [-51.0, -16.25], [-51.25, -16.15], [-51.32, -16.18], [-51.47, -16.53], [-51.82, -16.68], [-51.85, -16.75], [-51.75, -17.0], [-51.97, -17.53], [-52.5, -17.75], [-53.03, -17.53], [-53.2, -17.12], [-53.37, -17.2], [-53.25, -17.5], [-53.35, -17.75], [-53.25, -18.0], [-53.35, -18.25], [-53.25, -18.5], [-53.47, -19.03], [-54.0, -19.25], [-54.25, -19.15], [-54.5, -19.25], [-55.03, -19.03], [-55.25, -18.5], [-55.15, -18.25], [-55.2, -18.12], [-55.5, -18.25], [-56.03, -18.03], [-56.18, -17.68], [-56.25, -17.65], [-56.5, -17.75], [-57.03, -17.53], [-57.25, -17.0], [-57.15, -16.75], [-57.25, -16.5], [-57.03, -15.97], [-56.5, -15.75], [-57.03, -15.53], [-57.2, -15.12], [-57.5, -15.25], [-58.03, -15.03]], [[-56.07, -15.93], [-56.18, -15.68], [-56.25, -15.65], [-56.5, -15.75], [-56.07, -15.93]]]]}, "2017-06-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.75, -17.0], [-56.53, -16.47], [-56.18, -16.32], [-56.03, -15.97], [-55.5, -15.75], [-54.97, -15.97], [-54.75, -16.5], [-54.96, -17.0], [-54.8, -17.38], [-54.5, -17.25], [-53.97, -17.47], [-53.75, -18.0], [-53.85, -18.25], [-53.75, -18.5], [-53.97, -19.03], [-54.5, -19.25], [-55.03, -19.03], [-55.25, -18.5], [-55.15, -18.25], [-55.2, -18.12], [-55.5, -18.25], [-56.03, -18.03], [-56.18, -17.68], [-56.53, -17.53], [-56.75, -17.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.4358755614669008}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.0852945250960446}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.686842762195454, 25.175231783155994, 25.792608244066514, 26.090607731457567, 25.73169786660594, 26.208952834024217]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.686842762195454, 26.295396640435285, 27.825472179651115, 27.732877822472858, 27.665826736240376, 27.088162302846115]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.364861305150555, 1.679537776290168, 2.023440135152453, 2.338552519796998, 2.0551096166056495, 2.353966988460195]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.364861305150555, 2.276532292677871, 3.016671588492329, 3.4358755614669008, 3.0192644182882304, 2.5634814233301313]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2373657001171006, 1.347100900441878, 1.5907303832096722, 1.6746681134882904, 1.2290312482341488, 0.9618004604163056]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2373657001171006, 1.9431662242266825, 2.4031008322837075, 2.709780998920946, 1.7351135466603185, 1.0168013931103423]}}