{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:25:28.862105", "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": "2021-Apr-29_to_2021-May-05_270.0_16.0"}, "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": 2021040002858}, "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": "April 29 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 05 2021"}, "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": 115749.08941309918}, "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": ["Belize", "Guatemala", "Honduras", "Mexico"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Central-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["North 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": 16.0}, "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": 270.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "270.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 268.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 274.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 14.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 18.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2021-04-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-88.0, 15.25], [-87.47, 15.03], [-87.25, 14.5], [-87.47, 13.97], [-88.0, 13.75], [-88.53, 13.97], [-88.75, 14.5], [-88.53, 15.03], [-88.0, 15.25]]]]}, "2021-04-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-88.53, 13.97], [-88.75, 14.5], [-88.53, 15.03], [-88.0, 15.25], [-87.47, 15.03], [-87.25, 14.5], [-87.47, 13.97], [-88.0, 13.75], [-88.53, 13.97]]], [[[-90.53, 15.47], [-90.75, 16.0], [-90.53, 16.53], [-90.0, 16.75], [-89.47, 16.53], [-89.25, 16.0], [-89.47, 15.47], [-90.0, 15.25], [-90.53, 15.47]]]]}, "2021-05-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-88.53, 13.97], [-88.75, 14.5], [-88.53, 15.03], [-88.0, 15.25], [-87.47, 15.03], [-87.25, 14.5], [-87.47, 13.97], [-88.0, 13.75], [-88.53, 13.97]]], [[[-90.53, 15.47], [-90.75, 16.0], [-90.53, 16.53], [-90.0, 16.75], [-89.47, 16.53], [-89.25, 16.0], [-89.47, 15.47], [-90.0, 15.25], [-90.53, 15.47]]]]}, "2021-05-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-88.53, 13.97], [-88.75, 14.5], [-88.53, 15.03], [-88.0, 15.25], 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2.7290894802402694}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [25.941995033426053, 28.24331103276137, 28.01661250493231, 29.95440889385037, 30.139215241172906, 30.27921531439989, 29.981379660781784]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.941995033426053, 31.060651833331633, 30.82795596674356, 32.235774251406326, 34.98039399549663, 35.36516877177098, 33.68780753121558]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.0258274688277425, 2.79707324164454, 2.554404700584655, 2.7111967471065412, 2.735974681569246, 2.871463562874109, 2.5795205904998246]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.0258274688277425, 3.097323289572671, 2.843920058858828, 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