{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:19:10.383332", "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": "2019-Feb-06_to_2019-Feb-12_302.5_-19.5"}, "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": 2019020001378}, "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": "February 06 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 12 2019"}, "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": 527453.0334171047}, "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": ["Argentina", "Bolivia", "Brazil", "Paraguay"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.South-America", "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": -19.5}, "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": 302.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "302.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 296.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 305.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -23.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -14.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-02-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-63.0, -17.25], [-62.7, -17.38], [-62.53, -16.97], [-62.0, -16.75], [-61.47, -16.97], [-61.25, -17.5], [-61.46, -18.0], [-61.32, -18.32], [-60.97, -18.47], [-60.75, -19.0], [-60.97, -19.53], [-61.5, -19.75], [-61.75, -19.65], [-62.0, -19.75], [-62.25, -19.65], [-62.5, -19.75], [-63.03, -19.53], [-63.18, -19.18], [-63.53, -19.03], [-63.75, -18.5], [-63.65, -18.25], [-63.75, -18.0], [-63.53, -17.47], [-63.0, -17.25]]], [[[-59.25, -17.5], [-59.03, -16.97], [-58.5, -16.75], [-57.97, -16.97], [-57.75, -17.5], [-57.97, -18.03], [-58.5, -18.25], [-59.03, -18.03], [-59.25, -17.5]]], [[[-60.75, -14.5], [-60.53, -13.97], [-60.0, -13.75], [-59.47, -13.97], [-59.25, -14.5], [-59.47, -15.03], [-60.0, -15.25], [-60.53, -15.03], [-60.75, -14.5]]]]}, "2019-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-63.75, -18.5], [-63.65, -18.25], [-63.75, -18.0], [-63.53, -17.47], [-63.0, -17.25], [-62.7, -17.38], [-62.53, -16.97], [-62.0, -16.75], [-61.75, -16.85], [-61.5, -16.75], [-60.97, -16.97], [-60.82, -17.32], [-60.75, -17.35], [-60.5, -17.25], [-60.07, -17.43], [-60.25, -17.0], [-60.03, -16.47], [-59.68, -16.32], [-59.62, -16.2], [-60.03, -16.03], [-60.25, -15.5], [-60.15, -15.25], [-60.18, -15.18], [-60.53, -15.03], [-60.75, -14.5], [-60.53, -13.97], [-60.0, -13.75], [-59.75, -13.85], [-59.5, -13.75], [-58.97, -13.97], [-58.82, -14.32], [-58.47, -14.47], [-58.32, -14.82], [-57.97, -14.97], [-57.82, -15.32], [-57.47, -15.47], [-57.32, -15.82], [-56.97, -15.97], [-56.75, -16.5], [-56.85, -16.75], [-56.82, -16.82], [-56.47, -16.97], [-56.32, -17.32], [-56.25, -17.35], [-56.0, -17.25], [-55.75, -17.35], [-55.68, -17.32], [-55.53, -16.97], [-55.0, -16.75], [-54.47, -16.97], [-54.25, -17.5], [-54.35, -17.75], [-54.25, -18.0], [-54.35, -18.25], [-54.25, -18.5], [-54.35, -18.75], [-54.25, -19.0], [-54.47, -19.53], [-54.82, -19.68], [-54.85, -19.75], [-54.75, -20.0], [-54.85, -20.25], [-54.75, -20.5], [-54.97, -21.03], [-55.32, -21.18], [-55.47, -21.53], [-55.82, -21.68], [-55.85, -21.75], [-55.75, -22.0], [-55.85, -22.25], [-55.75, -22.5], [-55.97, -23.03], [-56.5, -23.25], [-57.03, -23.03], [-57.18, -22.68], [-57.53, -22.53], [-57.68, -22.18], [-58.03, -22.03], [-58.25, -21.5], [-58.03, -20.97], [-57.5, -20.75], [-58.03, -20.53], [-58.18, -20.18], [-58.53, -20.03], [-58.68, -19.68], [-59.03, -19.53], [-59.25, -19.0], [-59.12, -18.7], [-59.53, -18.53], [-59.75, -18.0], [-59.97, -18.53], [-60.5, -18.75], [-60.75, -18.65], [-60.87, -18.7], [-60.75, -19.0], [-60.85, -19.25], [-60.75, -19.5], [-60.85, -19.75], [-60.82, -19.82], [-60.47, -19.97], [-60.25, -20.5], [-60.47, -21.03], [-61.0, -21.25], [-61.53, -21.03], [-61.68, -20.68], [-62.03, -20.53], [-62.18, -20.18], [-62.25, -20.15], [-62.5, -20.25], [-63.0, -20.04], [-63.5, -20.25], [-64.03, -20.03], [-64.25, -19.5], [-64.03, -18.97], [-63.68, -18.82], [-63.65, -18.75], [-63.75, -18.5]], [[-57.25, -20.85], [-57.12, -20.8], [-57.18, -20.68], [-57.25, -20.65], [-57.5, -20.75], [-57.25, -20.85]], [[-59.65, -17.75], [-59.68, -17.68], [-59.93, -17.57], [-59.75, -18.0], [-59.65, -17.75]]]]}, "2019-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.15, -20.75], [-64.25, -20.5], [-64.04, -20.0], [-64.25, -19.5], [-64.15, -19.25], [-64.25, -19.0], [-64.15, -18.75], [-64.25, -18.5], [-64.03, -17.97], [-63.68, -17.82], [-63.53, -17.47], [-63.0, -17.25], [-62.7, -17.38], [-62.53, -16.97], [-62.0, -16.75], [-61.75, -16.85], [-61.5, -16.75], [-61.25, -16.85], [-61.0, -16.75], [-60.75, -16.85], [-60.68, -16.82], [-60.65, -16.75], [-60.75, -16.5], [-60.65, -16.25], [-60.75, -16.0], [-60.53, -15.47], [-60.18, -15.32], [-60.15, -15.25], [-60.18, -15.18], [-60.53, -15.03], [-60.75, -14.5], [-60.53, -13.97], [-60.0, -13.75], [-59.75, -13.85], [-59.5, -13.75], [-58.97, -13.97], [-58.82, -14.32], [-58.47, -14.47], [-58.32, -14.82], [-57.97, -14.97], [-57.82, -15.32], [-57.47, -15.47], [-57.32, -15.82], [-56.97, -15.97], [-56.75, -16.5], [-56.85, -16.75], [-56.82, -16.82], [-56.47, -16.97], [-56.32, -17.32], [-56.25, -17.35], [-56.0, -17.25], [-55.75, -17.35], [-55.68, -17.32], [-55.53, -16.97], [-55.0, -16.75], [-54.47, -16.97], [-54.25, -17.5], [-54.35, -17.75], [-54.32, -17.82], [-53.97, -17.97], [-53.75, -18.5], [-53.97, -19.03], [-54.32, -19.18], [-54.47, -19.53], [-54.82, -19.68], [-54.85, -19.75], [-54.75, -20.0], [-54.85, -20.25], [-54.75, -20.5], [-54.97, -21.03], [-55.32, -21.18], [-55.47, -21.53], [-55.82, -21.68], [-55.85, -21.75], [-55.75, -22.0], [-55.85, -22.25], [-55.75, -22.5], [-55.97, -23.03], [-56.5, -23.25], [-57.03, -23.03], [-57.18, -22.68], [-57.5, -22.54], [-58.0, -22.75], [-58.25, -22.65], [-58.5, -22.75], [-58.75, -22.65], [-59.0, -22.75], [-59.25, -22.65], [-59.5, -22.75], [-59.75, -22.65], [-60.0, -22.75], [-60.25, -22.65], [-60.5, -22.75], [-60.75, -22.65], [-60.82, -22.68], [-60.97, -23.03], [-61.5, -23.25], [-61.75, -23.15], [-62.0, -23.25], [-62.25, -23.15], [-62.5, -23.25], [-63.03, -23.03], [-63.25, -22.5], [-63.15, -22.25], [-63.18, -22.18], [-63.25, -22.15], [-63.5, -22.25], [-64.03, -22.03], [-64.25, -21.5], [-64.15, -21.25], [-64.25, -21.0], [-64.15, -20.75]]]]}, "2019-02-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.15, -20.75], [-64.25, -20.5], [-64.04, -20.0], [-64.25, -19.5], [-64.15, -19.25], [-64.25, -19.0], [-64.15, -18.75], [-64.25, -18.5], [-64.03, -17.97], [-63.68, -17.82], [-63.53, -17.47], [-63.0, -17.25], [-62.7, -17.38], [-62.53, -16.97], [-62.0, -16.75], [-61.75, -16.85], [-61.5, -16.75], [-61.25, -16.85], [-61.0, -16.75], [-60.75, -16.85], [-60.68, -16.82], [-60.65, -16.75], [-60.75, -16.5], [-60.65, -16.25], [-60.75, -16.0], [-60.53, -15.47], [-60.18, -15.32], [-60.15, -15.25], [-60.18, -15.18], [-60.53, -15.03], [-60.75, -14.5], [-60.53, -13.97], [-60.0, -13.75], [-59.75, -13.85], [-59.5, -13.75], [-58.97, -13.97], [-58.82, -14.32], [-58.47, -14.47], [-58.32, -14.82], [-57.97, -14.97], [-57.82, -15.32], [-57.47, -15.47], [-57.32, -15.82], [-56.97, -15.97], [-56.75, -16.5], [-56.85, -16.75], [-56.82, -16.82], [-56.47, -16.97], [-56.32, -17.32], [-56.25, -17.35], [-56.0, -17.25], [-55.75, -17.35], [-55.68, -17.32], [-55.53, -16.97], [-55.0, -16.75], [-54.47, -16.97], [-54.25, -17.5], [-54.35, -17.75], [-54.32, -17.82], [-53.97, -17.97], [-53.75, -18.5], [-53.97, -19.03], [-54.32, -19.18], [-54.47, -19.53], [-54.82, -19.68], [-54.85, -19.75], [-54.75, -20.0], [-54.85, -20.25], [-54.75, -20.5], [-54.97, -21.03], [-55.32, -21.18], [-55.47, -21.53], [-55.82, -21.68], [-55.85, -21.75], [-55.75, -22.0], [-55.85, -22.25], [-55.75, -22.5], [-55.97, -23.03], [-56.5, -23.25], [-57.03, -23.03], [-57.18, -22.68], [-57.5, -22.54], [-58.0, -22.75], [-58.25, -22.65], [-58.5, -22.75], [-58.75, -22.65], [-59.0, -22.75], [-59.25, -22.65], [-59.5, -22.75], [-59.75, -22.65], [-60.0, -22.75], [-60.25, -22.65], [-60.5, -22.75], [-60.75, -22.65], [-60.82, -22.68], [-60.97, -23.03], [-61.5, -23.25], [-61.75, -23.15], [-61.82, -23.18], [-61.97, -23.53], [-62.5, -23.75], [-63.03, -23.53], [-63.25, -23.0], [-63.15, -22.75], [-63.25, -22.5], [-63.15, -22.25], [-63.18, -22.18], [-63.25, -22.15], [-63.5, -22.25], [-64.03, -22.03], [-64.25, -21.5], [-64.15, -21.25], [-64.25, -21.0], [-64.15, -20.75]]]]}, "2019-02-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.25, -20.5], [-64.04, -20.0], [-64.25, -19.5], [-64.15, -19.25], [-64.25, -19.0], [-64.15, -18.75], [-64.25, -18.5], [-64.03, -17.97], [-63.68, -17.82], [-63.53, -17.47], [-63.0, -17.25], [-62.7, -17.38], [-62.53, -16.97], [-62.0, -16.75], [-61.75, -16.85], [-61.5, -16.75], [-61.25, -16.85], [-61.0, -16.75], [-60.75, -16.85], [-60.68, -16.82], [-60.65, -16.75], [-60.75, -16.5], [-60.65, -16.25], [-60.75, -16.0], [-60.53, -15.47], [-60.0, -15.25], [-59.47, -15.47], [-59.25, -16.0], [-59.35, -16.25], [-59.32, -16.32], [-58.97, -16.47], [-58.75, -17.0], [-58.85, -17.25], [-58.82, -17.32], [-58.75, -17.35], [-58.5, -17.25], [-57.97, -17.47], [-57.82, -17.82], [-57.75, -17.85], [-57.5, -17.75], [-57.25, -17.85], [-57.0, -17.75], [-56.47, -17.97], [-56.25, -18.5], [-56.35, -18.75], [-56.32, -18.82], [-55.97, -18.97], [-55.82, -19.32], [-55.47, -19.47], [-55.25, -20.0], [-55.46, -20.5], [-55.25, -21.0], [-55.47, -21.53], [-56.0, -21.75], [-56.25, -21.65], [-56.32, -21.68], [-56.47, -22.03], [-57.0, -22.25], [-57.25, -22.15], [-57.32, -22.18], [-57.47, -22.53], [-58.0, -22.75], [-58.25, -22.65], [-58.5, -22.75], [-58.75, -22.65], [-59.0, -22.75], [-59.25, -22.65], [-59.5, -22.75], [-59.75, -22.65], [-60.0, -22.75], [-60.25, -22.65], [-60.5, -22.75], [-60.75, -22.65], [-60.82, -22.68], [-60.97, -23.03], [-61.5, -23.25], [-61.75, -23.15], [-61.82, -23.18], [-61.97, -23.53], [-62.5, -23.75], [-63.03, -23.53], [-63.25, -23.0], [-63.15, -22.75], [-63.25, -22.5], [-63.15, -22.25], [-63.18, -22.18], [-63.25, -22.15], [-63.5, -22.25], [-64.03, -22.03], [-64.25, -21.5], [-64.15, -21.25], [-64.25, -21.0], [-64.15, -20.75], [-64.25, -20.5]]], [[[-55.0, -17.25], [-54.47, -17.47], [-54.32, -17.82], [-53.97, -17.97], [-53.75, -18.5], [-53.97, -19.03], [-54.5, -19.25], [-54.75, -19.15], [-55.0, -19.25], [-55.53, -19.03], [-55.75, -18.5], [-55.65, -18.25], [-55.75, -18.0], [-55.53, -17.47], [-55.0, -17.25]]]]}, "2019-02-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-64.03, -19.97], [-63.68, -19.82], [-63.53, -19.47], [-63.0, -19.25], [-62.75, -19.35], [-62.68, -19.32], [-62.53, -18.97], [-62.18, -18.82], [-62.15, -18.75], [-62.25, -18.5], [-62.15, -18.25], [-62.25, -18.0], [-62.03, -17.47], [-61.5, -17.25], [-60.97, -17.47], [-60.82, -17.82], [-60.5, -17.96], [-60.18, -17.82], [-60.15, -17.75], [-60.18, -17.68], [-60.53, -17.53], [-60.75, -17.0], [-60.54, -16.5], [-60.75, -16.0], [-60.53, -15.47], [-60.0, -15.25], [-59.47, -15.47], [-59.25, -16.0], [-59.37, -16.3], [-58.97, -16.47], [-58.75, -17.0], [-58.85, -17.25], [-58.82, -17.32], [-58.47, -17.47], [-58.25, -18.0], [-58.35, -18.25], [-58.32, -18.32], [-58.2, -18.38], [-58.03, -17.97], [-57.5, -17.75], [-57.25, -17.85], [-57.0, -17.75], [-56.47, -17.97], [-56.25, -18.5], [-56.35, -18.75], [-56.32, -18.82], [-55.97, -18.97], [-55.82, -19.32], [-55.47, -19.47], [-55.25, -20.0], [-55.46, -20.5], [-55.25, -21.0], [-55.47, -21.53], [-56.0, -21.75], [-56.3, -21.62], [-56.47, -22.03], [-57.0, -22.25], [-57.25, -22.15], [-57.32, -22.18], [-57.47, -22.53], [-58.0, -22.75], [-58.25, -22.65], [-58.5, -22.75], [-58.75, -22.65], [-59.0, -22.75], [-59.25, -22.65], [-59.5, -22.75], [-59.75, -22.65], [-60.0, -22.75], [-60.25, -22.65], [-60.5, -22.75], [-60.75, -22.65], [-60.82, -22.68], [-60.97, -23.03], [-61.5, -23.25], [-61.75, -23.15], [-61.82, -23.18], [-61.97, -23.53], [-62.5, -23.75], [-63.03, -23.53], [-63.25, -23.0], [-63.15, -22.75], [-63.25, -22.5], [-63.15, -22.25], [-63.18, -22.18], [-63.53, -22.03], [-63.75, -21.5], [-63.65, -21.25], [-63.68, -21.18], [-64.03, -21.03], [-64.25, -20.5], [-64.03, -19.97]]], [[[-55.53, -18.53], [-55.75, -18.0], [-55.53, -17.47], [-55.0, -17.25], [-54.47, -17.47], [-54.25, -18.0], [-54.47, -18.53], [-55.0, -18.75], [-55.53, -18.53]]]]}, "2019-02-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-59.25, -19.5], [-59.15, -19.25], [-59.25, -19.0], [-59.03, -18.47], [-58.5, -18.25], [-57.97, -18.47], [-57.82, -18.82], [-57.75, -18.85], [-57.62, -18.8], [-57.75, -18.5], [-57.53, -17.97], [-57.0, -17.75], [-56.47, -17.97], [-56.25, -18.5], [-56.47, -19.03], [-56.87, -19.2], [-56.75, -19.5], [-56.85, -19.75], [-56.75, -20.0], [-56.97, -20.53], [-57.32, -20.68], [-57.47, -21.03], [-58.0, -21.25], [-58.25, -21.15], [-58.5, -21.25], [-58.75, -21.15], [-59.0, -21.25], [-59.53, -21.03], [-59.75, -20.5], [-59.53, -19.97], [-59.18, -19.82], [-59.15, -19.75], [-59.25, -19.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 7.011271271068949}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.656545885817377}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.74112463789828, 29.655621355258802, 31.186529455626726, 31.35776112856962, 31.07680914472155, 31.17936902563747, 30.22626274875364]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.015295443825153, 32.95739214838369, 35.09712956090971, 35.545624426549125, 35.37737411537756, 34.3380286956546, 30.68798741255017]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.5884386710726517, 2.34593320310288, 3.720786488626313, 4.09562063665248, 3.8665890514629897, 3.8035354298215744, 2.420082366531155]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.4050379309711616, 4.146611946035819, 6.213757427254109, 6.836142729734036, 7.011271271068949, 6.139596854399144, 2.6652733901223087]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3804467223592003, 1.5223376318321473, 2.0141038539779643, 2.051147028744954, 1.7936171649753512, 1.7920908384344318, 1.4285458732545238]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5525236996254752, 2.0513701056811318, 2.997542204997726, 2.9521928181310475, 2.450701972415467, 2.249931465725111, 1.5564863483991394]}}