{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:44:30.956201", "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-Apr-09_to_2010-Apr-12_254.5_19.5"}, "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": 2010040001448}, "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 09 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "April 12 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 126821.74110901321}, "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", "N.Pacific-Ocean", "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": ["North 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": 19.5}, "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": 254.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "254.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 253.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 258.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 15.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 19.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-04-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-105.5, 20.25], [-104.97, 20.03], [-104.75, 19.5], [-104.97, 18.97], [-105.5, 18.75], [-106.03, 18.97], [-106.25, 19.5], [-106.03, 20.03], [-105.5, 20.25]]]]}, "2010-04-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-107.03, 18.03], [-106.5, 18.25], [-106.25, 18.15], [-106.0, 18.25], [-105.75, 18.15], [-105.68, 18.18], [-105.65, 18.25], [-105.75, 18.5], [-105.65, 18.75], [-105.68, 18.82], [-106.03, 18.97], [-106.25, 19.5], [-106.03, 20.03], [-105.5, 20.25], [-104.97, 20.03], [-104.82, 19.68], [-104.75, 19.65], [-104.5, 19.75], [-103.97, 19.53], [-103.82, 19.18], [-103.47, 19.03], [-103.32, 18.68], [-103.25, 18.65], [-103.0, 18.75], [-102.75, 18.65], [-102.68, 18.68], [-102.53, 19.03], [-102.0, 19.25], [-101.47, 19.03], [-101.25, 18.5], [-101.35, 18.25], [-101.32, 18.18], [-100.97, 18.03], [-100.75, 17.5], [-100.97, 16.97], [-101.5, 16.75], [-101.75, 16.85], [-101.82, 16.82], [-101.97, 16.47], [-102.5, 16.25], [-102.75, 16.35], [-103.0, 16.25], [-103.25, 16.35], [-103.5, 16.25], [-103.75, 16.35], [-103.82, 16.32], [-103.85, 16.25], [-103.75, 16.0], [-103.85, 15.75], [-103.75, 15.5], [-103.97, 14.97], [-104.5, 14.75], [-104.75, 14.85], [-105.0, 14.75], [-105.53, 14.97], [-105.68, 15.32], [-106.03, 15.47], [-106.18, 15.82], [-106.53, 15.97], [-106.68, 16.32], [-107.03, 16.47], [-107.25, 17.0], [-107.15, 17.25], [-107.25, 17.5], [-107.03, 18.03]]]]}, "2010-04-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-107.03, 18.03], [-106.5, 18.25], [-106.25, 18.15], [-106.0, 18.25], [-105.75, 18.15], [-105.68, 18.18], [-105.65, 18.25], [-105.75, 18.5], [-105.65, 18.75], [-105.68, 18.82], [-106.03, 18.97], [-106.25, 19.5], [-106.03, 20.03], [-105.5, 20.25], [-104.97, 20.03], [-104.82, 19.68], [-104.75, 19.65], [-104.5, 19.75], [-103.97, 19.53], [-103.82, 19.18], [-103.47, 19.03], [-103.32, 18.68], [-103.25, 18.65], [-103.0, 18.75], [-102.75, 18.65], [-102.68, 18.68], [-102.53, 19.03], [-102.0, 19.25], [-101.47, 19.03], [-101.25, 18.5], [-101.35, 18.25], [-101.32, 18.18], [-100.97, 18.03], [-100.75, 17.5], [-100.97, 16.97], [-101.5, 16.75], [-101.75, 16.85], [-101.82, 16.82], [-101.97, 16.47], [-102.5, 16.25], [-102.75, 16.35], [-103.0, 16.25], [-103.25, 16.35], [-103.5, 16.25], [-103.75, 16.35], [-103.82, 16.32], [-103.85, 16.25], [-103.75, 16.0], [-103.85, 15.75], [-103.75, 15.5], [-103.97, 14.97], [-104.5, 14.75], [-104.75, 14.85], [-105.0, 14.75], [-105.53, 14.97], [-105.68, 15.32], [-106.03, 15.47], [-106.18, 15.82], [-106.53, 15.97], [-106.68, 16.32], [-107.03, 16.47], [-107.25, 17.0], [-107.15, 17.25], [-107.25, 17.5], [-107.03, 18.03]]]]}, "2010-04-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-107.03, 18.03], [-106.5, 18.25], [-106.25, 18.15], [-106.0, 18.25], [-105.75, 18.15], [-105.68, 18.18], [-105.65, 18.25], [-105.75, 18.5], [-105.65, 18.75], [-105.68, 18.82], [-106.03, 18.97], [-106.25, 19.5], [-106.03, 20.03], [-105.5, 20.25], [-104.97, 20.03], [-104.82, 19.68], [-104.75, 19.65], [-104.5, 19.75], [-103.97, 19.53], [-103.82, 19.18], [-103.47, 19.03], [-103.32, 18.68], [-103.25, 18.65], [-103.0, 18.75], [-102.75, 18.65], [-102.68, 18.68], [-102.53, 19.03], [-102.0, 19.25], [-101.47, 19.03], [-101.25, 18.5], [-101.35, 18.25], [-101.32, 18.18], [-100.97, 18.03], [-100.75, 17.5], [-100.97, 16.97], [-101.5, 16.75], [-101.75, 16.85], [-101.82, 16.82], [-101.97, 16.47], [-102.5, 16.25], [-102.75, 16.35], [-103.0, 16.25], [-103.25, 16.35], [-103.5, 16.25], [-103.75, 16.35], [-103.82, 16.32], [-103.85, 16.25], [-103.75, 16.0], [-103.85, 15.75], [-103.75, 15.5], [-103.97, 14.97], [-104.5, 14.75], [-104.75, 14.85], [-105.0, 14.75], [-105.53, 14.97], [-105.68, 15.32], [-106.03, 15.47], [-106.18, 15.82], [-106.53, 15.97], [-106.68, 16.32], [-107.03, 16.47], [-107.25, 17.0], [-107.15, 17.25], [-107.25, 17.5], [-107.03, 18.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.6045703082108957}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.5655722877126348}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.36955179232683, 26.448830867222853, 26.90802532369713, 26.27204734290575]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.36955179232683, 27.6722707942709, 28.044395918991142, 27.464149064920548]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.1520696350892763, 1.4653599366718595, 1.933798547756564, 1.307174719468164]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.1520696350892763, 2.394498758763177, 2.6045703082108957, 1.6953466164093811]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2681618648337514, 1.7035097969503468, 2.2438693803381318, 1.5098177314100396]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2681618648337514, 2.3924834934235126, 2.709872421732462, 1.8230792879656244]}}