{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:17:50.877374", "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": "2018-Aug-06_to_2018-Aug-12_306.0_-5.0"}, "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": 2018080001768}, "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": "August 06 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 12 2018"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 79985.71761751758}, "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": ["N.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": -5.0}, "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": 302.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 306.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -7.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -3.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-08-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.75, -6.0], [-57.53, -5.47], [-57.18, -5.32], [-57.03, 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"coordinates": [[[[-56.18, -6.18], [-56.53, -6.03], [-56.75, -5.5], [-56.53, -4.97], [-56.18, -4.82], [-56.03, -4.47], [-55.5, -4.25], [-55.25, -4.35], [-55.18, -4.32], [-55.15, -4.25], [-55.25, -4.0], [-55.03, -3.47], [-54.5, -3.25], [-54.25, -3.35], [-54.0, -3.25], [-53.47, -3.47], [-53.25, -4.0], [-53.46, -4.5], [-53.25, -5.0], [-53.47, -5.53], [-53.87, -5.7], [-53.75, -6.0], [-53.97, -6.53], [-54.32, -6.68], [-54.47, -7.03], [-55.0, -7.25], [-55.25, -7.15], [-55.32, -7.18], [-55.47, -7.53], [-56.0, -7.75], [-56.53, -7.53], [-56.75, -7.0], [-56.53, -6.47], [-56.18, -6.32], [-56.15, -6.25], [-56.18, -6.18]]]]}, "2018-08-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.03, -3.47], [-54.5, -3.25], [-54.25, -3.35], [-54.0, -3.25], [-53.75, -3.35], [-53.5, -3.25], [-52.97, -3.47], [-52.75, -4.0], [-52.97, -4.53], [-53.32, -4.68], [-53.35, -4.75], [-53.25, -5.0], [-53.47, -5.53], [-54.0, -5.75], [-54.53, -5.53], [-54.68, -5.18], [-55.03, -5.03], [-55.25, -4.5], 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"mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8539160192892132}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.263089876515153, 29.648034126040386, 29.630879249447787, 29.038735770782864, 28.413621523466816, 28.41994373910103, 28.42029574018983]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.650222637754098, 31.057135896409875, 30.807753477966457, 29.589581239352697, 29.026462321054225, 29.42782638607474, 29.16717993278968]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.8101116131173285, 2.162156686299203, 2.0988673960735724, 1.5775704773058727, 1.3288992826771941, 1.3109661791853455, 1.3144292588207946]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.350434882585148, 2.7004935809248423, 2.4074715192139706, 1.8956866980085465, 1.55863400902183, 1.863136809796174, 1.62185305609961]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3807820629850998, 1.7396805341951904, 1.6826633411110772, 1.3048886776596862, 1.25966474904392, 1.2134012916713466, 1.2074610348647483]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.565585416160152, 2.256712608596114, 1.8627952514096042, 1.4155229724943441, 1.5508904540755053, 1.5340613208190053, 1.3152841159672228]}}