{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:19.523246", "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": "2014-Apr-27_to_2014-Apr-29_261.0_22.5"}, "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": 2014040002549}, "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 27 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 29 2014"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 60379.7286344074}, "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": ["Mexico"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Central-America", "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": ["Gulf of Mexico"]}, "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": 22.5}, "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": 261.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "261.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 260.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 263.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 19.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 23.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-04-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-100.03, 23.03], [-99.5, 23.25], [-99.25, 23.15], [-99.18, 23.18], [-99.03, 23.53], [-98.5, 23.75], [-97.97, 23.53], [-97.82, 23.18], [-97.47, 23.03], [-97.25, 22.5], [-97.35, 22.25], [-97.32, 22.18], [-96.97, 22.03], [-96.75, 21.5], [-96.87, 21.2], [-96.47, 21.03], [-96.25, 20.5], [-96.35, 20.25], [-96.25, 20.0], [-96.47, 19.47], [-97.0, 19.25], [-97.53, 19.47], [-97.68, 19.82], [-97.75, 19.85], [-98.0, 19.75], [-98.25, 19.85], [-98.5, 19.75], [-99.03, 19.97], [-99.18, 20.32], [-99.53, 20.47], [-99.75, 21.0], [-99.65, 21.25], [-99.68, 21.32], [-100.03, 21.47], [-100.25, 22.0], [-100.15, 22.25], [-100.25, 22.5], [-100.03, 23.03]]]]}, "2014-04-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-100.03, 23.03], [-99.5, 23.25], [-99.25, 23.15], [-99.18, 23.18], [-99.03, 23.53], [-98.5, 23.75], [-97.97, 23.53], [-97.82, 23.18], [-97.47, 23.03], [-97.25, 22.5], [-97.35, 22.25], [-97.32, 22.18], [-96.97, 22.03], [-96.75, 21.5], [-96.87, 21.2], [-96.47, 21.03], [-96.25, 20.5], [-96.35, 20.25], [-96.25, 20.0], [-96.47, 19.47], [-97.0, 19.25], [-97.53, 19.47], [-97.68, 19.82], [-97.75, 19.85], [-98.0, 19.75], [-98.25, 19.85], [-98.5, 19.75], [-99.03, 19.97], [-99.18, 20.32], [-99.53, 20.47], [-99.75, 21.0], [-99.65, 21.25], [-99.68, 21.32], [-100.03, 21.47], [-100.25, 22.0], [-100.15, 22.25], [-100.25, 22.5], [-100.03, 23.03]]]]}, "2014-04-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-100.03, 23.03], [-99.5, 23.25], [-99.25, 23.15], [-99.18, 23.18], [-99.03, 23.53], [-98.5, 23.75], [-97.97, 23.53], [-97.82, 23.18], [-97.47, 23.03], [-97.25, 22.5], [-97.35, 22.25], [-97.32, 22.18], [-96.97, 22.03], [-96.75, 21.5], [-96.87, 21.2], [-96.47, 21.03], [-96.25, 20.5], [-96.35, 20.25], [-96.25, 20.0], [-96.47, 19.47], [-97.0, 19.25], [-97.53, 19.47], [-97.68, 19.82], [-97.75, 19.85], [-98.0, 19.75], [-98.25, 19.85], [-98.5, 19.75], [-99.03, 19.97], [-99.18, 20.32], [-99.53, 20.47], [-99.75, 21.0], [-99.65, 21.25], [-99.68, 21.32], [-100.03, 21.47], [-100.25, 22.0], [-100.15, 22.25], [-100.25, 22.5], [-100.03, 23.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.883180032744519}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.4526124488228795}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.344097736000833, 29.205981845433143, 28.565783690491003]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.656589560690406, 32.98017602966837, 31.670563496229704]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.12011472598685, 3.963234301882264, 3.2744883185995244]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.400167612127632, 4.883180032744519, 4.317806347526073]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.313098317183783, 1.6780458098757691, 1.4315577809138835]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.622180273293625, 2.0679630569984253, 1.733611297136582]}}