{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:15.637610", "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": "2010-Nov-18_to_2010-Nov-29_320.0_-11.5"}, "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": 2010110002082}, "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 18 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 29 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 12}, "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": 81790.42546274289}, "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.E.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": -11.5}, "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": 320.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "320.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 318.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 322.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -13.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -9.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-11-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.75, -11.0], [-41.53, -10.47], [-41.0, -10.25], [-40.75, -10.35], [-40.5, -10.25], [-40.25, -10.35], [-40.0, -10.25], [-39.75, -10.35], [-39.5, -10.25], [-38.97, -10.47], [-38.82, -10.82], [-38.47, -10.97], [-38.25, -11.5], [-38.47, -12.03], [-38.82, -12.18], [-38.85, -12.25], [-38.75, -12.5], [-38.97, -13.03], [-39.5, -13.25], [-39.75, -13.15], [-40.0, -13.25], [-40.53, -13.03], [-40.75, -12.5], [-40.65, -12.25], [-40.68, -12.18], [-41.03, -12.03], [-41.18, -11.68], [-41.53, -11.53], [-41.75, -11.0]]]]}, "2010-11-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.65, -10.75], [-41.75, -10.5], [-41.53, -9.97], [-41.0, -9.75], [-40.47, -9.97], [-40.32, -10.32], [-40.25, -10.35], [-40.0, -10.25], [-39.75, -10.35], [-39.5, -10.25], [-38.97, -10.47], [-38.82, -10.82], [-38.47, -10.97], [-38.25, -11.5], [-38.47, -12.03], [-38.82, -12.18], [-38.85, -12.25], [-38.75, -12.5], [-38.97, -13.03], [-39.5, -13.25], [-39.75, -13.15], [-40.0, -13.25], [-40.25, -13.15], [-40.5, -13.25], [-41.03, -13.03], [-41.25, -12.5], [-41.15, -12.25], [-41.18, -12.18], [-41.53, -12.03], [-41.75, -11.5], [-41.65, -11.25], [-41.75, -11.0], [-41.65, -10.75]]]]}, "2010-11-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.65, -10.75], [-41.75, -10.5], [-41.53, -9.97], [-41.0, -9.75], [-40.47, -9.97], [-40.32, -10.32], [-40.25, -10.35], [-40.0, -10.25], [-39.75, -10.35], [-39.5, -10.25], [-38.97, -10.47], [-38.82, -10.82], [-38.47, -10.97], [-38.25, -11.5], [-38.47, -12.03], [-38.82, -12.18], [-38.85, -12.25], [-38.75, -12.5], [-38.97, -13.03], [-39.5, -13.25], [-39.75, -13.15], [-40.0, -13.25], [-40.25, -13.15], [-40.5, -13.25], [-41.03, -13.03], [-41.25, -12.5], [-41.15, -12.25], [-41.18, -12.18], [-41.53, -12.03], [-41.75, -11.5], [-41.65, -11.25], [-41.75, -11.0], [-41.65, -10.75]]]]}, "2010-11-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.65, -10.75], [-41.75, -10.5], [-41.53, -9.97], [-41.0, -9.75], [-40.47, -9.97], [-40.32, -10.32], [-40.25, -10.35], [-40.0, -10.25], [-39.47, -10.47], [-39.25, -11.0], [-39.35, -11.25], [-39.32, -11.32], [-38.97, -11.47], [-38.75, -12.0], [-38.97, -12.53], [-39.32, -12.68], [-39.47, -13.03], [-40.0, -13.25], [-40.25, -13.15], [-40.5, -13.25], [-41.03, -13.03], [-41.25, -12.5], [-41.15, -12.25], [-41.18, -12.18], [-41.53, -12.03], [-41.75, -11.5], [-41.65, -11.25], [-41.75, -11.0], [-41.65, -10.75]]]]}, "2010-11-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.0, -10.25], [-40.47, -10.47], [-40.25, -11.0], [-40.47, -11.53], [-41.0, -11.75], [-41.53, -11.53], [-41.75, -11.0], [-41.53, -10.47], [-41.0, -10.25]]]]}, "2010-11-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.03, -12.03], [-41.25, -11.5], [-41.03, -10.97], [-40.5, -10.75], [-40.25, -10.85], [-40.0, -10.75], [-39.47, -10.97], [-39.25, -11.5], [-39.47, -12.03], [-40.0, -12.25], [-40.25, -12.15], [-40.5, -12.25], [-41.03, -12.03]]]]}, "2010-11-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-42.03, -10.47], [-41.68, -10.32], [-41.65, -10.25], [-41.75, -10.0], [-41.53, -9.47], [-41.0, -9.25], [-40.47, -9.47], [-40.25, -10.0], [-40.35, -10.25], [-40.32, -10.32], [-39.97, -10.47], [-39.82, -10.82], [-39.47, -10.97], [-39.32, -11.32], [-38.97, -11.47], [-38.82, -11.82], [-38.75, -11.85], [-38.5, -11.75], [-37.97, -11.97], [-37.75, -12.5], [-37.97, -13.03], [-38.5, -13.25], [-38.75, -13.15], [-39.0, -13.25], [-39.25, -13.15], [-39.5, -13.25], [-40.03, -13.03], [-40.25, -12.5], [-40.15, -12.25], [-40.18, -12.18], [-40.25, -12.15], [-40.5, -12.25], [-40.75, -12.15], [-41.0, -12.25], [-41.53, -12.03], [-41.68, -11.68], [-42.03, -11.53], [-42.25, -11.0], [-42.03, -10.47]]], [[[-39.53, -10.53], [-39.75, -10.0], [-39.53, -9.47], [-39.0, -9.25], [-38.47, -9.47], [-38.25, -10.0], [-38.47, -10.53], [-39.0, -10.75], [-39.53, -10.53]]]]}, "2010-11-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-42.25, -11.0], [-42.03, -10.47], [-41.68, -10.32], [-41.65, -10.25], [-41.75, -10.0], [-41.53, -9.47], [-41.0, -9.25], [-40.47, -9.47], [-40.25, -10.0], [-40.35, -10.25], [-40.32, -10.32], [-39.97, -10.47], [-39.82, -10.82], [-39.47, -10.97], [-39.32, -11.32], [-39.07, -11.43], [-39.25, -11.0], [-39.15, -10.75], [-39.18, -10.68], [-39.53, -10.53], [-39.75, -10.0], [-39.53, -9.47], [-39.0, -9.25], [-38.75, -9.35], [-38.5, -9.25], [-37.97, -9.47], [-37.75, -10.0], [-37.85, -10.25], [-37.75, -10.5], [-37.85, -10.75], [-37.75, -11.0], [-37.97, -11.53], [-38.5, -11.75], [-38.25, -11.85], [-38.0, -11.75], [-37.47, -11.97], [-37.25, -12.5], [-37.47, -13.03], [-38.0, -13.25], [-38.25, -13.15], [-38.32, -13.18], [-38.47, -13.53], [-39.0, -13.75], [-39.53, -13.53], [-39.68, -13.18], [-40.03, -13.03], [-40.25, -12.5], [-40.15, -12.25], [-40.18, -12.18], [-40.25, -12.15], [-40.5, -12.25], [-40.75, -12.15], [-41.0, -12.25], [-41.53, -12.03], [-41.68, -11.68], [-42.03, -11.53], [-42.25, -11.0]], [[-38.93, -11.57], [-38.82, -11.82], [-38.75, -11.85], [-38.5, -11.75], [-38.93, -11.57]]]]}, "2010-11-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-42.03, -9.97], [-41.68, -9.82], [-41.53, -9.47], [-41.0, -9.25], [-40.47, -9.47], [-40.25, -10.0], [-40.35, -10.25], [-40.32, -10.32], [-40.0, -10.46], [-39.62, -10.3], [-39.75, -10.0], [-39.53, -9.47], [-39.0, -9.25], [-38.75, -9.35], [-38.5, -9.25], [-37.97, -9.47], [-37.75, -10.0], [-37.85, -10.25], [-37.75, -10.5], [-37.85, -10.75], [-37.75, -11.0], [-37.97, -11.53], [-38.32, -11.68], [-38.37, -11.8], [-38.25, -11.85], [-38.0, -11.75], [-37.47, -11.97], [-37.25, -12.5], [-37.47, -13.03], [-38.0, -13.25], [-38.25, -13.15], [-38.32, -13.18], [-38.47, -13.53], [-39.0, -13.75], [-39.53, -13.53], [-39.68, -13.18], [-40.03, -13.03], [-40.18, -12.68], [-40.53, -12.53], [-40.68, -12.18], [-40.75, -12.15], [-41.0, -12.25], [-41.53, -12.03], [-41.68, -11.68], [-42.03, -11.53], [-42.25, -11.0], [-42.15, -10.75], [-42.25, -10.5], [-42.03, -9.97]]]]}, "2010-11-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-42.03, -9.97], [-41.68, -9.82], [-41.53, -9.47], [-41.0, -9.25], [-40.47, -9.47], [-40.25, -10.0], [-40.35, -10.25], [-40.32, -10.32], [-40.25, -10.35], [-40.0, -10.25], [-39.75, -10.35], [-39.62, -10.3], [-39.75, -10.0], [-39.53, -9.47], [-39.0, -9.25], [-38.75, -9.35], [-38.5, -9.25], [-37.97, -9.47], [-37.75, -10.0], [-37.85, -10.25], [-37.75, -10.5], [-37.85, -10.75], [-37.75, -11.0], [-37.97, -11.53], [-38.32, -11.68], [-38.37, -11.8], [-38.25, -11.85], [-38.0, -11.75], [-37.47, -11.97], [-37.25, -12.5], [-37.47, -13.03], [-38.0, -13.25], [-38.25, -13.15], [-38.32, -13.18], [-38.47, -13.53], [-39.0, -13.75], [-39.53, -13.53], [-39.68, -13.18], [-40.03, -13.03], [-40.18, -12.68], [-40.53, -12.53], [-40.68, -12.18], [-40.75, -12.15], [-41.0, -12.25], [-41.53, -12.03], [-41.68, -11.68], [-42.03, -11.53], [-42.25, -11.0], [-42.15, -10.75], [-42.25, -10.5], [-42.03, -9.97]]]]}, "2010-11-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-42.03, -9.97], [-41.5, -9.75], [-41.25, -9.85], [-41.0, -9.75], [-40.47, -9.97], [-40.32, -10.32], [-40.25, -10.35], [-40.0, -10.25], [-39.75, -10.35], [-39.5, -10.25], [-38.97, -10.47], [-38.82, -10.82], [-38.47, -10.97], [-38.25, -11.5], [-38.47, -12.03], [-39.0, -12.25], [-39.25, -12.15], [-39.32, -12.18], [-39.47, -12.53], [-40.0, -12.75], [-40.53, -12.53], [-40.68, -12.18], [-40.75, -12.15], [-41.0, -12.25], [-41.53, -12.03], [-41.68, -11.68], [-42.03, -11.53], [-42.25, -11.0], [-42.15, -10.75], [-42.25, -10.5], [-42.03, -9.97]]]]}, "2010-11-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-41.25, -11.0], [-41.03, -10.47], [-40.5, -10.25], [-40.25, -10.35], [-40.0, -10.25], [-39.47, -10.47], [-39.25, -11.0], [-39.35, -11.25], [-39.25, -11.5], [-39.47, -12.03], [-40.0, -12.25], [-40.53, -12.03], [-40.68, -11.68], [-41.03, -11.53], [-41.25, -11.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.247361012818999}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.143766121275311}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.067741682650933, 27.678793313219103, 28.115500022740264, 27.51103785377842, 26.74774454181528, 26.955371831893785, 27.514672501369205, 27.12670699330363, 27.48132582408897, 27.995504276149575, 27.514398794031763, 27.303701588939873]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.007725752578438, 29.017675521160413, 29.304110249809014, 28.75575280517745, 26.74774454181528, 27.789834542638005, 28.898080620655037, 28.52394296496908, 29.067753826606236, 29.55937782256825, 29.012667690615842, 28.200872002336666]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.9521808403130336, 2.006976353844099, 2.476492410116119, 2.2255573085356417, 1.85841906104406, 1.8491699091586042, 2.3463845275207142, 1.7591105981236441, 1.947645215914631, 2.4060278453887136, 2.3141465603500992, 1.9265655007672915]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.435813929555138, 2.52784657175107, 3.247361012818999, 2.654657360194051, 1.85841906104406, 1.8800601729465711, 2.858967207734338, 2.3998618214059206, 2.5887506414550217, 3.2137035348972063, 2.659161551987154, 2.1066215613934673]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.323320719625589, 1.3764704662069236, 1.6855205489495215, 1.4869476510638473, 1.210459010872185, 1.1695966222024379, 1.5639224539711791, 1.2846386868620892, 1.3985530137458115, 1.6914850735956113, 1.5071839590421292, 1.2701450895491087]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5582744053021642, 1.6487714272513527, 2.1207480907739433, 1.7872112783946834, 1.210459010872185, 1.175787403300941, 1.873185227770915, 1.4593872905719063, 1.8003462026866304, 2.0369571541613127, 1.8015217619154307, 1.3533649394689504]}}