{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:04:56.861178", "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": "2016-Mar-08_to_2016-Mar-12_18.0_-8.5"}, "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": 2016030001326}, "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": "March 08 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 12 2016"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 73262.60145107948}, "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": ["Angola", "Congo DRC"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Central-Africa"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa"]}, "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": -8.5}, "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": 18.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "18.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 17.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 21.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -10.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -7.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-03-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[17.47, -7.47], [17.82, -7.32], [17.97, -6.97], [18.5, -6.75], [19.03, -6.97], [19.25, -7.5], [19.03, -8.03], [18.68, -8.18], [18.65, -8.25], [18.75, -8.5], [18.53, -9.03], [18.0, -9.25], [17.47, -9.03], [17.25, -8.5], [17.35, -8.25], [17.25, -8.0], [17.47, -7.47]]]]}, "2016-03-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[17.35, -7.75], [17.25, -7.5], [17.47, -6.97], [18.0, -6.75], [18.25, -6.85], [18.5, -6.75], [19.03, -6.97], [19.25, -7.5], [19.07, -7.93], [19.5, -7.75], [19.75, -7.85], [20.0, -7.75], [20.25, -7.85], [20.5, -7.75], [21.03, -7.97], [21.18, -8.32], [21.53, -8.47], [21.68, -8.82], [22.03, -8.97], [22.25, -9.5], [22.15, -9.75], [22.25, -10.0], [22.03, -10.53], [21.5, -10.75], [21.25, -10.65], [21.0, -10.75], [20.75, -10.65], [20.5, -10.75], [20.25, -10.65], [20.0, -10.75], [19.47, -10.53], [19.32, -10.18], [19.25, -10.15], [19.0, -10.25], [18.47, -10.03], [18.32, -9.68], [17.97, -9.53], [17.82, -9.18], [17.47, -9.03], [17.25, -8.5], [17.35, -8.25], [17.25, -8.0], [17.35, -7.75]]]]}, "2016-03-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[17.35, -7.75], [17.25, -7.5], [17.47, -6.97], [18.0, -6.75], [18.25, -6.85], [18.5, -6.75], [19.03, -6.97], [19.25, -7.5], [19.07, -7.93], [19.5, -7.75], [19.75, -7.85], [20.0, -7.75], [20.25, -7.85], [20.5, -7.75], [21.03, -7.97], [21.18, -8.32], [21.53, -8.47], [21.68, -8.82], [22.03, -8.97], [22.25, -9.5], [22.15, -9.75], [22.25, -10.0], [22.03, -10.53], [21.5, -10.75], [21.25, -10.65], [21.0, -10.75], [20.75, -10.65], [20.5, -10.75], [20.25, -10.65], [20.0, -10.75], [19.47, -10.53], [19.32, -10.18], [19.25, -10.15], [19.0, -10.25], [18.47, -10.03], [18.32, -9.68], [17.97, -9.53], [17.82, -9.18], [17.47, -9.03], [17.25, -8.5], [17.35, -8.25], [17.25, -8.0], [17.35, -7.75]]]]}, "2016-03-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[17.35, -7.75], [17.25, -7.5], [17.47, -6.97], [18.0, -6.75], [18.25, -6.85], [18.5, -6.75], [19.03, -6.97], [19.25, -7.5], [19.07, -7.93], [19.5, -7.75], 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anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.3544161573827864}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.6907305089141027}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.16518716378971, 24.33788176448894, 24.039800544422803, 24.28783902317349, 24.320648709554348]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.926016850638632, 25.86481044007644, 25.71524477505085, 26.429844619935068, 25.268197952807725]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6820703927594802, 1.8372458608217268, 1.5082141209113544, 1.759499697148814, 1.4372454079520292]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.9271715668250522, 2.0703138950693756, 1.9802584589027674, 2.3544161573827864, 1.533229688859194]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6011355526243793, 1.7540402540312543, 1.4700230976239963, 1.6755364377262587, 1.3961687846703839]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.764555597693014, 2.172615047136337, 1.8499136169162869, 2.1277729585582628, 1.4435671362960505]}}