{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:57:34.964017", "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-Oct-21_to_2025-Oct-30_288.5_9.5"}, "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": 2025100001994}, "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": "October 21 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 30 2025"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 10}, "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": 60937.79080740489}, "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": ["Venezuela"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America", "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": ["Caribbean Sea"]}, "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": 9.5}, "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": 288.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "288.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 287.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 289.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 8.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 11.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2025-10-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-71.75, 10.0], [-71.53, 10.53], [-71.0, 10.75], [-70.47, 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[-72.5, 8.25], [-73.03, 8.47], [-73.25, 9.0], [-73.03, 9.53], [-72.68, 9.68], [-72.53, 10.03], [-72.18, 10.18]]]]}, "2025-10-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.03, 9.53], [-72.68, 9.68], [-72.54, 10.0], [-72.75, 10.5], [-72.65, 10.75], [-72.75, 11.0], [-72.53, 11.53], [-72.0, 11.75], [-71.47, 11.53], [-71.32, 11.18], [-71.25, 11.15], [-71.0, 11.25], [-70.47, 11.03], [-70.25, 10.5], [-70.35, 10.25], [-70.32, 10.18], [-69.97, 10.03], [-69.75, 9.5], [-69.97, 8.97], [-70.32, 8.82], [-70.47, 8.47], [-70.82, 8.32], [-70.97, 7.97], [-71.5, 7.75], [-72.0, 7.96], [-72.5, 7.75], [-73.03, 7.97], [-73.25, 8.5], [-73.15, 8.75], [-73.25, 9.0], [-73.03, 9.53]]]]}, "2025-10-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.03, 9.53], [-72.68, 9.68], [-72.54, 10.0], [-72.75, 10.5], [-72.65, 10.75], [-72.75, 11.0], [-72.53, 11.53], [-72.0, 11.75], [-71.47, 11.53], [-71.32, 11.18], [-71.25, 11.15], [-71.0, 11.25], [-70.47, 11.03], [-70.25, 10.5], 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"value": 1.4195592213257888}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.140874481201195, 28.203367699517173, 28.63997011537913, 27.486086781819722, 26.817693328857445, 27.284381131772648, 26.789163292778824, 27.968568965366956, 28.030086078065835, 27.496709442138695]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.56478398640951, 28.48928349812826, 28.979425048828148, 29.741783396403036, 29.102956390380882, 29.076680755615257, 28.840655263264978, 29.844836171468103, 28.934686279296898, 27.496709442138695]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.0458096913908246, 1.1295504233937095, 1.4411838165506197, 1.8101253183107033, 1.1623582348892505, 1.4771646738117379, 1.1854111808682053, 1.7330079309580444, 1.2635900885031168, 0.8850720674439003]}, 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1.8960844413550757, 3.4800233932205464, 2.322376556462979, 1.4700078610981704]}}