{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:01:48.793712", "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": "2014-Nov-20_to_2014-Dec-04_304.5_1.0"}, "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": 2014110002278}, "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 20 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 04 2014"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 15}, "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": 179245.56313244277}, "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", "French Guiana", "Suriname"]}, "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": 1.0}, "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": 304.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "304.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 301.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 307.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -1.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 2.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-11-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.75, 0.5], [-55.53, 1.03], [-55.0, 1.25], [-54.47, 1.03], [-54.25, 0.5], [-54.37, 0.2], [-53.97, 0.03], [-53.75, -0.5], [-53.97, -1.03], [-54.5, -1.25], [-55.03, -1.03], [-55.25, -0.5], [-55.12, -0.2], [-55.53, -0.03], [-55.75, 0.5]]]]}, "2014-11-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.25, 1.0], [-56.03, 1.53], [-55.5, 1.75], [-55.25, 1.65], [-55.0, 1.75], [-54.47, 1.53], [-54.25, 1.0], [-54.35, 0.75], [-54.25, 0.5], [-54.37, 0.2], [-53.97, 0.03], [-53.75, -0.5], [-53.97, -1.03], [-54.5, -1.25], [-55.03, -1.03], [-55.25, -0.5], [-55.12, -0.2], [-55.53, -0.03], [-55.68, 0.32], [-56.03, 0.47], [-56.25, 1.0]]]]}, "2014-11-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.25, 1.0], [-56.03, 1.53], [-55.5, 1.75], [-55.25, 1.65], [-55.0, 1.75], [-54.47, 1.53], [-54.25, 1.0], [-54.35, 0.75], [-54.32, 0.68], [-53.97, 0.53], [-53.75, 0.0], [-53.85, -0.25], [-53.82, -0.32], [-53.47, -0.47], [-53.25, -1.0], [-53.47, -1.53], [-54.0, -1.75], [-54.53, -1.53], [-54.68, -1.18], [-55.03, -1.03], [-55.25, -0.5], [-55.15, -0.25], [-55.18, -0.18], [-55.53, -0.03], [-55.68, 0.32], [-56.03, 0.47], [-56.25, 1.0]]]]}, "2014-11-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.03, 0.47], [-56.25, 1.0], [-56.03, 1.53], [-55.5, 1.75], [-55.25, 1.65], [-55.0, 1.75], [-54.47, 1.53], [-54.32, 1.18], [-53.97, 1.03], [-53.82, 0.68], [-53.47, 0.53], [-53.32, 0.18], [-52.97, 0.03], [-52.75, -0.5], [-52.85, -0.75], [-52.75, -1.0], [-52.97, -1.53], [-53.5, -1.75], [-53.75, -1.65], [-54.0, -1.75], [-54.53, -1.53], [-54.68, -1.18], [-55.03, -1.03], [-55.25, -0.5], [-55.15, -0.25], [-55.25, 0.0], [-55.15, 0.25], [-55.18, 0.32], [-55.25, 0.35], [-55.5, 0.25], [-56.03, 0.47]]]]}, "2014-11-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.03, 0.47], [-56.25, 1.0], [-56.03, 1.53], [-55.5, 1.75], [-55.25, 1.65], [-55.0, 1.75], [-54.47, 1.53], [-54.32, 1.18], [-53.97, 1.03], [-53.82, 0.68], [-53.47, 0.53], [-53.32, 0.18], [-52.97, 0.03], [-52.75, -0.5], [-52.85, -0.75], [-52.75, -1.0], [-52.97, -1.53], [-53.5, -1.75], [-53.75, -1.65], [-54.0, -1.75], [-54.53, -1.53], [-54.75, -1.0], [-54.65, -0.75], [-54.68, -0.68], [-55.03, -0.53], [-55.25, 0.0], [-55.15, 0.25], [-55.18, 0.32], [-55.25, 0.35], [-55.5, 0.25], [-56.03, 0.47]]]]}, "2014-11-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.03, 0.47], [-56.25, 1.0], [-56.03, 1.53], [-55.5, 1.75], [-55.25, 1.65], [-55.0, 1.75], [-54.47, 1.53], [-54.32, 1.18], [-54.0, 1.04], [-53.68, 1.18], [-53.53, 1.53], [-53.0, 1.75], [-52.47, 1.53], [-52.32, 1.18], [-51.97, 1.03], [-51.75, 0.5], [-51.97, -0.03], [-52.32, -0.18], [-52.47, -0.53], [-52.82, -0.68], [-52.85, -0.75], [-52.75, -1.0], [-52.97, -1.53], [-53.5, -1.75], [-53.75, -1.65], [-54.0, -1.75], [-54.53, -1.53], [-54.75, -1.0], [-54.65, -0.75], [-54.68, -0.68], [-55.03, -0.53], [-55.25, 0.0], [-55.15, 0.25], [-55.18, 0.32], [-55.25, 0.35], [-55.5, 0.25], [-56.03, 0.47]]]]}, "2014-11-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-54.53, 0.53], [-54.18, 0.68], [-54.03, 1.03], [-53.68, 1.18], [-53.53, 1.53], [-53.0, 1.75], [-52.47, 1.53], [-52.32, 1.18], [-51.97, 1.03], [-51.75, 0.5], [-51.97, -0.03], [-52.32, -0.18], [-52.47, -0.53], [-52.82, -0.68], [-52.97, -1.03], [-53.5, -1.25], [-53.75, -1.15], [-54.0, -1.25], [-54.53, -1.03], [-54.75, -0.5], [-54.65, -0.25], [-54.75, 0.0], [-54.53, 0.53]]]]}, "2014-11-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.75, 1.0], [-56.53, 1.53], [-56.0, 1.75], [-55.75, 1.65], [-55.5, 1.75], [-54.97, 1.53], [-54.82, 1.18], [-54.7, 1.12], [-54.53, 1.53], [-54.18, 1.68], [-54.03, 2.03], [-53.5, 2.25], [-53.25, 2.15], [-53.0, 2.25], [-52.47, 2.03], [-52.25, 1.5], [-52.35, 1.25], [-52.32, 1.18], [-51.97, 1.03], [-51.75, 0.5], [-51.97, -0.03], [-52.32, -0.18], [-52.47, -0.53], [-53.0, -0.75], [-53.25, -0.65], [-53.5, -0.75], [-53.75, -0.65], [-54.0, -0.75], [-54.53, -0.53], [-54.7, -0.12], [-55.0, -0.25], [-55.25, -0.15], [-55.5, -0.25], [-56.03, -0.03], [-56.18, 0.32], [-56.53, 0.47], [-56.75, 1.0]]]]}, "2014-11-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.75, 1.0], [-56.53, 1.53], [-56.0, 1.75], [-55.75, 1.65], [-55.5, 1.75], [-55.25, 1.65], [-55.0, 1.75], [-54.5, 1.54], [-54.18, 1.68], [-54.03, 2.03], [-53.5, 2.25], [-53.25, 2.15], [-53.0, 2.25], [-52.47, 2.03], [-52.25, 1.5], [-52.35, 1.25], [-52.25, 1.0], [-52.47, 0.47], [-53.0, 0.25], [-53.25, 0.35], [-53.5, 0.25], [-53.75, 0.35], [-54.0, 0.25], [-54.3, 0.38], [-54.47, -0.03], [-55.0, -0.25], [-55.25, -0.15], [-55.5, -0.25], [-56.03, -0.03], [-56.18, 0.32], [-56.53, 0.47], [-56.75, 1.0]]]]}, "2014-11-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.53, 1.53], [-56.18, 1.68], [-56.15, 1.75], [-56.25, 2.0], [-56.03, 2.53], [-55.5, 2.75], [-55.25, 2.65], [-55.0, 2.75], [-54.75, 2.65], [-54.5, 2.75], [-54.25, 2.65], [-54.0, 2.75], [-53.75, 2.65], [-53.5, 2.75], [-52.97, 2.53], [-52.82, 2.18], [-52.47, 2.03], [-52.25, 1.5], [-52.35, 1.25], [-52.25, 1.0], [-52.47, 0.47], [-53.0, 0.25], [-53.25, 0.35], [-53.5, 0.25], [-53.75, 0.35], [-54.0, 0.25], [-54.25, 0.35], [-54.32, 0.32], [-54.47, -0.03], [-54.82, -0.18], [-54.97, -0.53], [-55.5, -0.75], [-56.03, -0.53], [-56.18, -0.18], [-56.53, -0.03], [-56.75, 0.5], [-56.65, 0.75], [-56.75, 1.0], [-56.53, 1.53]]]]}, "2014-11-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.68, 1.68], [-56.65, 1.75], [-56.75, 2.0], [-56.53, 2.53], [-56.0, 2.75], [-55.75, 2.65], [-55.5, 2.75], [-55.25, 2.65], [-55.0, 2.75], [-54.75, 2.65], [-54.5, 2.75], [-54.25, 2.65], [-54.0, 2.75], [-53.75, 2.65], [-53.68, 2.68], [-53.53, 3.03], [-53.0, 3.25], [-52.47, 3.03], [-52.25, 2.5], [-52.46, 2.0], [-52.25, 1.5], [-52.35, 1.25], [-52.25, 1.0], [-52.47, 0.47], [-52.82, 0.32], [-52.97, -0.03], [-53.32, -0.18], [-53.47, -0.53], [-54.0, -0.75], [-54.3, -0.62], [-54.47, -1.03], [-55.0, -1.25], [-55.53, -1.03], [-55.68, -0.68], [-55.75, -0.65], [-56.0, -0.75], [-56.53, -0.53], [-56.68, -0.18], [-56.75, -0.15], [-57.0, -0.25], [-57.53, -0.03], [-57.75, 0.5], [-57.53, 1.03], [-57.18, 1.18], [-57.03, 1.53], [-56.68, 1.68]]]]}, "2014-12-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.53, 1.03], [-57.18, 1.18], [-57.03, 1.53], [-56.68, 1.68], [-56.65, 1.75], [-56.75, 2.0], [-56.53, 2.53], [-56.0, 2.75], [-55.75, 2.65], [-55.5, 2.75], [-55.25, 2.65], [-55.0, 2.75], [-54.75, 2.65], [-54.68, 2.68], [-54.53, 3.03], [-54.0, 3.25], [-53.75, 3.15], [-53.5, 3.25], [-53.25, 3.15], [-53.0, 3.25], [-52.47, 3.03], [-52.25, 2.5], [-52.47, 1.97], [-52.82, 1.82], [-52.85, 1.75], [-52.75, 1.5], [-52.96, 1.0], [-52.75, 0.5], [-52.85, 0.25], [-52.75, 0.0], [-52.85, -0.25], [-52.75, -0.5], [-52.85, -0.75], [-52.75, -1.0], [-52.97, -1.53], [-53.5, -1.75], [-53.75, -1.65], [-53.82, -1.68], [-53.97, -2.03], [-54.5, -2.25], [-55.03, -2.03], [-55.18, -1.68], [-55.53, -1.53], [-55.68, -1.18], [-56.03, -1.03], [-56.18, -0.68], [-56.5, -0.54], [-57.0, -0.75], [-57.53, -0.53], [-57.75, 0.0], [-57.65, 0.25], [-57.75, 0.5], [-57.53, 1.03]]]]}, "2014-12-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.5, 1.75], [-57.25, 1.65], [-57.0, 1.75], [-56.75, 1.65], [-56.68, 1.68], [-56.65, 1.75], [-56.75, 2.0], [-56.53, 2.53], [-56.0, 2.75], [-55.75, 2.65], [-55.5, 2.75], [-55.25, 2.65], [-55.0, 2.75], [-54.75, 2.65], [-54.68, 2.68], [-54.53, 3.03], [-54.0, 3.25], [-53.75, 3.15], [-53.5, 3.25], [-53.25, 3.15], [-53.0, 3.25], [-52.47, 3.03], [-52.25, 2.5], [-52.46, 2.0], [-52.25, 1.5], [-52.35, 1.25], [-52.25, 1.0], [-52.47, 0.47], [-52.82, 0.32], [-52.85, 0.25], [-52.75, 0.0], [-52.85, -0.25], [-52.75, -0.5], [-52.85, -0.75], [-52.75, -1.0], [-52.97, -1.53], [-53.5, -1.75], [-53.75, -1.65], [-53.82, -1.68], [-53.97, -2.03], [-54.5, -2.25], [-55.03, -2.03], [-55.18, -1.68], [-55.53, -1.53], [-55.68, -1.18], [-55.75, -1.15], [-56.0, -1.25], [-56.25, -1.15], [-56.5, -1.25], [-57.03, -1.03], [-57.18, -0.68], [-57.53, -0.53], [-57.68, -0.18], [-57.75, -0.15], [-58.0, -0.25], [-58.53, -0.03], [-58.75, 0.5], [-58.53, 1.03], [-58.18, 1.18], [-58.03, 1.53], [-57.5, 1.75]]]]}, "2014-12-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.5, 1.75], [-57.25, 1.65], [-57.0, 1.75], [-56.75, 1.65], [-56.5, 1.75], [-56.25, 1.65], [-56.18, 1.68], [-56.15, 1.75], [-56.25, 2.0], [-56.03, 2.53], [-55.5, 2.75], [-55.25, 2.65], [-55.0, 2.75], [-54.75, 2.65], [-54.68, 2.68], [-54.53, 3.03], [-54.0, 3.25], [-53.75, 3.15], [-53.5, 3.25], [-53.25, 3.15], [-53.0, 3.25], [-52.47, 3.03], [-52.25, 2.5], [-52.46, 2.0], [-52.25, 1.5], [-52.35, 1.25], [-52.25, 1.0], [-52.47, 0.47], [-52.82, 0.32], [-52.85, 0.25], [-52.75, 0.0], [-52.85, -0.25], [-52.75, -0.5], [-52.85, -0.75], [-52.75, -1.0], [-52.97, -1.53], [-53.5, -1.75], [-53.75, -1.65], [-53.82, -1.68], [-53.97, -2.03], [-54.5, -2.25], [-55.03, -2.03], [-55.18, -1.68], [-55.53, -1.53], [-55.68, -1.18], [-55.75, -1.15], [-56.0, -1.25], [-56.25, -1.15], [-56.5, -1.25], [-57.03, -1.03], [-57.18, -0.68], [-57.53, -0.53], [-57.68, -0.18], [-57.75, -0.15], [-58.0, -0.25], [-58.53, -0.03], [-58.75, 0.5], [-58.53, 1.03], [-58.18, 1.18], [-58.03, 1.53], [-57.5, 1.75]]]]}, "2014-12-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-57.5, 1.75], [-57.25, 1.65], [-57.0, 1.75], [-56.75, 1.65], [-56.5, 1.75], [-56.25, 1.65], [-56.18, 1.68], [-56.15, 1.75], [-56.25, 2.0], [-56.03, 2.53], [-55.5, 2.75], [-55.25, 2.65], [-55.0, 2.75], [-54.75, 2.65], [-54.5, 2.75], [-54.25, 2.65], [-54.0, 2.75], [-53.75, 2.65], [-53.5, 2.75], [-52.97, 2.53], [-52.82, 2.18], [-52.47, 2.03], [-52.25, 1.5], [-52.35, 1.25], [-52.25, 1.0], [-52.47, 0.47], [-53.0, 0.25], [-53.3, 0.38], [-53.35, 0.25], [-53.25, 0.0], [-53.46, -0.5], [-53.25, -1.0], [-53.47, -1.53], [-54.0, -1.75], [-54.53, -1.53], [-54.68, -1.18], [-54.75, -1.15], [-55.0, -1.25], [-55.25, -1.15], [-55.5, -1.25], [-55.75, -1.15], [-56.0, -1.25], [-56.25, -1.15], [-56.5, -1.25], [-57.03, -1.03], [-57.18, -0.68], [-57.53, -0.53], [-57.68, -0.18], [-57.75, -0.15], [-58.0, -0.25], [-58.53, -0.03], [-58.75, 0.5], [-58.53, 1.03], [-58.18, 1.18], [-58.03, 1.53], [-57.5, 1.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.2764950795568097}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.1053222916280547}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.45264897645916, 28.575532600518613, 28.53904046831866, 29.11916694422439, 28.796845846066446, 29.266948640928547, 29.426013690011985, 29.356355694900685, 28.775246022314548, 28.822485314528763, 28.88545643645159, 28.824506542094184, 28.95874424314752, 28.887917489711526, 28.712052983339106]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.68868002368498, 28.75820607465306, 28.948588704576593, 30.122295702737006, 29.815206349976393, 30.38635423974705, 30.035787163653765, 29.906758560342098, 29.15001633616913, 29.50358407745574, 29.63337880805085, 29.863211746941147, 29.946910778825384, 29.873994654426667, 30.14646031674232]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.7534616656650428, 1.7941471469579113, 1.930237130251432, 2.027601218427577, 1.7029277533795393, 1.9134390976696218, 1.6863253537040162, 2.076110100103832, 1.833035170069968, 2.06052603010537, 2.142643314912446, 2.0838787058755606, 2.2704515620407197, 2.22427107037275, 2.173303170601923]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7930446879970532, 1.8704306167377354, 2.0809589101038455, 2.2324082041027964, 2.0031588069860504, 2.282393419461812, 2.032112671983839, 2.337723273264942, 2.2034319576433745, 2.3171433935036134, 2.6839901517541875, 2.6256008328863913, 3.1766780293144166, 3.0167980715322074, 3.2764950795568097]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3432097299646046, 1.2762734432076488, 1.4271994976085534, 1.5749236672805087, 1.3441855169793755, 1.5357658424592087, 1.3469030088615797, 1.5624054555284344, 1.3843179447305958, 1.5507204511179493, 1.564188723633767, 1.4923768493853697, 1.6342865169084766, 1.626223100763797, 1.6216504460965642]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4084668753800378, 1.301045531548102, 1.5200856595307564, 1.7044336262521707, 1.4600864834792624, 1.6960588669041075, 1.4926149908071258, 1.8097234406492504, 1.6498006138525612, 1.7910275356294816, 1.8065725333603169, 1.7742833174915256, 2.1512423331168313, 2.078883945026884, 2.2675530646653814]}}