{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:57:45.991032", "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": "2025-Nov-06_to_2025-Nov-14_280.5_-3.5"}, "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": 2025110001241}, "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 06 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 14 2025"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 9}, "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": 151102.37679544452}, "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": ["Ecuador", "Peru"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.W.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": ["South Pacific Ocean"]}, "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": -3.5}, "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": 280.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "280.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 279.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 283.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -6.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 0.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2025-11-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.53, -1.97], [-79.0, -1.75], [-78.47, -1.97], [-78.25, -2.5], [-78.47, -3.03], [-78.87, -3.2], [-78.75, -3.5], [-78.97, -4.03], [-79.5, -4.25], [-80.03, -4.03], [-80.25, -3.5], [-80.03, -2.97], [-79.62, -2.8], [-79.75, -2.5], [-79.53, -1.97]]]]}, "2025-11-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-80.03, -2.97], [-79.68, -2.82], [-79.65, -2.75], [-79.75, -2.5], [-79.53, -1.97], [-79.0, -1.75], [-78.47, -1.97], [-78.32, -2.32], [-77.97, -2.47], [-77.82, -2.82], [-77.75, -2.85], [-77.5, -2.75], [-77.25, -2.85], [-77.0, -2.75], [-76.47, -2.97], [-76.32, -3.32], [-75.97, -3.47], [-75.75, -4.0], [-75.85, -4.25], [-75.75, -4.5], [-75.85, -4.75], [-75.75, -5.0], [-75.97, -5.53], [-76.32, -5.68], [-76.47, -6.03], [-77.0, -6.25], [-77.53, -6.03], [-77.68, -5.68], [-78.03, -5.53], [-78.18, -5.18], [-78.53, -5.03], [-78.75, -4.5], [-78.97, -5.03], [-79.5, -5.25], [-80.03, -5.03], [-80.25, -4.5], [-80.04, -4.0], [-80.25, -3.5], [-80.03, -2.97]], [[-78.65, -4.25], [-78.68, -4.18], [-78.75, -4.15], [-78.87, -4.2], [-78.75, -4.5], [-78.65, -4.25]]]]}, "2025-11-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.68, -2.82], [-79.65, -2.75], [-79.75, -2.5], [-79.53, -1.97], [-79.0, -1.75], [-78.47, -1.97], [-78.32, -2.32], [-77.97, -2.47], [-77.82, -2.82], [-77.75, -2.85], [-77.5, -2.75], [-77.25, -2.85], [-77.0, -2.75], [-76.47, -2.97], [-76.32, -3.32], [-75.97, -3.47], [-75.75, -4.0], [-75.85, -4.25], [-75.75, -4.5], [-75.85, -4.75], [-75.75, -5.0], [-75.97, -5.53], [-76.32, -5.68], [-76.47, -6.03], [-77.0, -6.25], [-77.53, -6.03], [-77.68, -5.68], [-78.03, -5.53], [-78.18, -5.18], [-78.53, -5.03], [-78.75, -4.5], [-78.97, -5.03], [-79.5, -5.25], [-80.03, -5.03], [-80.25, -4.5], [-80.04, -4.0], [-80.25, -3.5], [-80.03, -2.97], [-79.68, -2.82]], [[-78.65, -4.25], [-78.68, -4.18], [-78.75, -4.15], [-78.87, -4.2], [-78.75, -4.5], [-78.65, -4.25]]], [[[-78.5, 0.75], [-77.97, 0.53], [-77.75, 0.0], [-77.85, -0.25], [-77.75, -0.5], [-77.97, -1.03], [-78.5, -1.25], [-79.03, -1.03], [-79.25, -0.5], [-79.15, -0.25], [-79.25, 0.0], [-79.03, 0.53], [-78.5, 0.75]]]]}, "2025-11-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-80.03, -2.47], [-79.68, -2.32], [-79.65, -2.25], [-79.75, -2.0], [-79.65, -1.75], [-79.75, -1.5], [-79.65, -1.25], [-79.75, -1.0], [-79.53, -0.47], [-79.18, -0.32], [-79.15, -0.25], [-79.25, 0.0], [-79.03, 0.53], [-78.5, 0.75], [-77.97, 0.53], [-77.75, 0.0], [-77.85, -0.25], [-77.75, -0.5], [-77.97, -1.03], [-78.32, -1.18], [-78.35, -1.25], [-78.25, -1.5], [-78.35, -1.75], [-78.25, -2.0], [-78.35, -2.25], [-78.32, -2.32], [-77.97, -2.47], [-77.82, -2.82], [-77.75, -2.85], [-77.5, -2.75], [-77.25, -2.85], [-77.0, -2.75], [-76.47, -2.97], [-76.32, -3.32], [-75.97, -3.47], [-75.75, -4.0], [-75.85, -4.25], [-75.75, -4.5], [-75.85, -4.75], [-75.75, -5.0], [-75.97, -5.53], [-76.32, -5.68], [-76.47, -6.03], [-77.0, -6.25], [-77.53, -6.03], [-77.68, -5.68], [-78.03, -5.53], [-78.18, -5.18], [-78.53, -5.03], [-78.75, -4.5], [-78.97, -5.03], [-79.5, -5.25], [-80.03, -5.03], [-80.25, -4.5], [-80.04, -4.0], [-80.25, -3.5], [-80.15, -3.25], [-80.25, -3.0], [-80.03, -2.47]], [[-78.65, -4.25], [-78.68, -4.18], [-78.75, -4.15], [-78.87, -4.2], [-78.75, -4.5], [-78.65, -4.25]]]]}, "2025-11-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.68, -2.32], [-79.65, -2.25], [-79.75, -2.0], [-79.65, -1.75], [-79.75, -1.5], [-79.65, -1.25], [-79.75, -1.0], [-79.53, -0.47], [-79.18, -0.32], [-79.15, -0.25], [-79.25, 0.0], [-79.03, 0.53], [-78.5, 0.75], [-77.97, 0.53], [-77.75, 0.0], [-77.85, -0.25], [-77.75, -0.5], [-77.97, -1.03], [-78.32, -1.18], [-78.35, -1.25], [-78.32, -1.32], [-77.97, -1.47], [-77.75, -2.0], [-77.97, -2.53], [-78.32, -2.68], [-78.47, -3.03], [-78.82, -3.18], [-78.85, -3.25], [-78.75, -3.5], [-78.96, -4.0], [-78.75, -4.5], [-78.97, -5.03], [-79.5, -5.25], [-80.03, -5.03], [-80.25, -4.5], [-80.07, -4.07], [-80.5, -4.25], [-81.03, -4.03], [-81.25, -3.5], [-81.03, -2.97], [-80.5, -2.75], [-80.2, -2.88], [-80.03, -2.47], [-79.68, -2.32]]]]}, "2025-11-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-81.25, -3.5], [-81.03, -2.97], [-80.5, -2.75], [-80.25, -2.85], [-80.18, -2.82], [-80.03, -2.47], [-79.68, -2.32], [-79.65, -2.25], [-79.75, -2.0], [-79.65, -1.75], [-79.75, -1.5], [-79.65, -1.25], [-79.75, -1.0], [-79.53, -0.47], [-79.18, -0.32], [-79.03, 0.03], [-78.5, 0.25], [-77.97, 0.03], [-77.75, -0.5], [-77.97, -1.03], [-78.32, -1.18], [-78.35, -1.25], [-78.32, -1.32], [-78.25, -1.35], [-78.0, -1.25], [-77.75, -1.35], [-77.5, -1.25], [-76.97, -1.47], [-76.75, -2.0], [-76.97, -2.53], [-77.32, -2.68], [-77.35, -2.75], [-77.25, -3.0], [-77.47, -3.53], [-77.82, -3.68], [-77.85, -3.75], [-77.75, -4.0], [-77.85, -4.25], [-77.82, -4.32], [-77.75, -4.35], [-77.5, -4.25], [-76.97, -4.47], [-76.82, -4.82], [-76.47, -4.97], [-76.25, -5.5], [-76.47, -6.03], [-77.0, -6.25], [-77.25, -6.15], [-77.5, -6.25], [-78.03, -6.03], [-78.18, -5.68], [-78.53, -5.53], [-78.68, -5.18], [-78.8, -5.12], [-78.85, -5.25], [-78.75, -5.5], [-78.97, -6.03], [-79.5, -6.25], [-80.03, -6.03], [-80.25, -5.5], [-80.15, -5.25], [-80.25, -5.0], [-80.15, -4.75], [-80.18, -4.68], [-80.53, -4.53], [-80.68, -4.18], [-81.03, -4.03], [-81.25, -3.5]]]]}, "2025-11-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-81.03, -2.97], [-80.5, -2.75], [-80.25, -2.85], [-80.18, -2.82], [-80.03, -2.47], [-79.68, -2.32], [-79.65, -2.25], [-79.75, -2.0], [-79.65, -1.75], [-79.75, -1.5], [-79.65, -1.25], [-79.75, -1.0], [-79.53, -0.47], [-79.0, -0.25], [-78.47, -0.47], [-78.25, -1.0], [-78.35, -1.25], [-78.32, -1.32], [-78.25, -1.35], [-78.0, -1.25], [-77.75, -1.35], [-77.5, -1.25], [-76.97, -1.47], [-76.75, -2.0], [-76.96, -2.5], [-76.75, -3.0], [-76.85, -3.25], [-76.75, -3.5], [-76.85, -3.75], [-76.75, -4.0], [-76.96, -4.5], [-76.82, -4.82], [-76.47, -4.97], [-76.25, -5.5], [-76.47, -6.03], [-76.82, -6.18], [-76.97, -6.53], [-77.5, -6.75], [-78.03, -6.53], [-78.25, -6.0], [-78.47, -6.53], [-79.0, -6.75], [-79.53, -6.53], [-79.68, -6.18], [-80.03, -6.03], [-80.18, -5.68], [-80.53, -5.53], [-80.68, -5.18], [-81.03, -5.03], [-81.25, -4.5], [-81.04, -4.0], [-81.25, -3.5], [-81.03, -2.97]], [[-78.15, -5.75], [-78.18, -5.68], [-78.43, -5.57], [-78.25, -6.0], [-78.15, -5.75]], [[-78.82, -5.18], [-78.85, -5.25], [-78.82, -5.32], [-78.57, -5.43], [-78.68, -5.18], [-78.75, -5.15], [-78.82, -5.18]]]]}, "2025-11-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-81.03, -2.97], [-80.5, -2.75], [-80.25, -2.85], [-80.18, -2.82], [-80.03, -2.47], [-79.62, -2.3], [-79.75, -2.0], [-79.65, -1.75], [-79.75, -1.5], [-79.65, -1.25], [-79.75, -1.0], [-79.53, -0.47], [-79.0, -0.25], [-78.47, -0.47], [-78.25, -1.0], [-78.35, -1.25], [-78.32, -1.32], [-78.25, -1.35], [-78.0, -1.25], [-77.75, -1.35], [-77.5, -1.25], [-76.97, -1.47], [-76.75, -2.0], [-76.96, -2.5], [-76.75, -3.0], [-76.85, -3.25], [-76.75, -3.5], [-76.85, -3.75], [-76.75, -4.0], [-76.96, -4.5], [-76.82, -4.82], [-76.47, -4.97], [-76.25, -5.5], [-76.47, -6.03], [-76.82, -6.18], [-76.97, -6.53], [-77.5, -6.75], [-78.03, -6.53], [-78.25, -6.0], [-78.47, -6.53], [-79.0, -6.75], [-79.53, -6.53], [-79.68, -6.18], [-80.03, -6.03], [-80.18, -5.68], [-80.53, -5.53], [-80.68, -5.18], [-81.03, -5.03], [-81.25, -4.5], [-81.04, -4.0], [-81.25, -3.5], [-81.03, -2.97]], [[-78.15, -5.75], [-78.18, -5.68], [-78.43, -5.57], [-78.25, -6.0], [-78.15, -5.75]], [[-78.82, -5.18], [-78.85, -5.25], [-78.82, -5.32], [-78.57, -5.43], [-78.68, -5.18], [-78.75, -5.15], [-78.82, -5.18]]]]}, "2025-11-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-76.97, -5.47], [-76.75, -6.0], [-76.97, -6.53], [-77.5, -6.75], [-78.03, -6.53], [-78.25, -6.0], [-78.03, -5.47], [-77.5, -5.25], [-76.97, -5.47]]], [[[-80.5, -2.75], [-80.25, -2.85], [-80.18, -2.82], [-80.03, -2.47], [-79.5, -2.25], [-79.25, -2.35], [-79.12, -2.3], [-79.25, -2.0], [-79.03, -1.47], [-78.5, -1.25], [-77.97, -1.47], [-77.82, -1.82], [-77.47, -1.97], [-77.32, -2.32], [-76.97, -2.47], [-76.75, -3.0], [-76.85, -3.25], [-76.75, -3.5], [-76.85, -3.75], [-76.75, -4.0], [-76.97, -4.53], [-77.32, -4.68], [-77.47, -5.03], [-78.0, -5.25], [-78.5, -5.04], [-78.82, -5.18], [-78.85, -5.25], [-78.82, -5.32], [-78.47, -5.47], [-78.25, -6.0], [-78.47, -6.53], [-79.0, -6.75], [-79.53, -6.53], [-79.68, -6.18], [-80.03, -6.03], [-80.18, -5.68], [-80.53, -5.53], [-80.68, -5.18], [-81.03, -5.03], [-81.25, -4.5], [-81.04, -4.0], [-81.25, -3.5], [-81.03, -2.97], [-80.5, -2.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.9055183263995445}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.5288953939049676}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [15.378714497884175, 23.83409180414111, 22.54499411099198, 21.42211948912825, 15.72765630086269, 19.776059112548865, 20.859290795577294, 20.848431452998398, 20.619065195719372]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [17.015351867675804, 28.94987258911135, 28.56668370564779, 28.293017323811853, 24.888870493571005, 25.76908645629885, 27.841357167561853, 28.05164235432943, 27.416565195719443]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2418932304978512, 2.0388995106975907, 1.575003340942213, 1.461778237849345, 1.3995471461573175, 1.3584973613044167, 1.6589799450589588, 1.3832001499915758, 1.3929032212282755]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.4123780296537802, 2.9055183263995445, 2.1920583165198195, 1.9641720251984225, 1.8162564777783246, 1.8138986902710599, 2.4215065641183173, 2.364130315012801, 1.7625161511110718]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.721514009679895, 2.1321059237048763, 1.6859721361689306, 1.644061543840611, 1.8157535161580325, 1.685533999640221, 1.968289353668035, 1.6109745880425548, 1.6492886472100157]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.994561726604814, 2.676409304891543, 2.172897949498972, 2.3872952494979955, 2.49475189199737, 2.4625624798876564, 2.876490097965249, 2.3058497167925927, 2.30340213498]}}