{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:05:56.589676", "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": "2016-Jul-22_to_2016-Jul-25_262.0_30.0"}, "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": 2016070002742}, "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": "July 22 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 25 2016"}, "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": 75245.64802547156}, "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", "United States"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["C.North-America", "N.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": []}, "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": 30.0}, "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": 262.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "262.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 257.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 262.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 28.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 30.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-07-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-98.5, 31.25], [-98.25, 31.15], [-98.0, 31.25], [-97.47, 31.03], [-97.25, 30.5], [-97.35, 30.25], [-97.25, 30.0], [-97.47, 29.47], [-98.0, 29.25], [-98.25, 29.35], [-98.5, 29.25], [-98.75, 29.35], [-99.0, 29.25], [-99.53, 29.47], [-99.75, 30.0], [-99.53, 30.53], [-99.18, 30.68], [-99.03, 31.03], [-98.5, 31.25]]]]}, "2016-07-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-103.15, 29.25], [-103.25, 29.5], [-103.03, 30.03], [-102.5, 30.25], [-102.25, 30.15], [-102.18, 30.18], [-102.15, 30.25], [-102.25, 30.5], [-102.03, 31.03], [-101.5, 31.25], [-101.25, 31.15], [-101.0, 31.25], [-100.47, 31.03], [-100.32, 30.68], [-100.25, 30.65], [-100.0, 30.75], [-99.75, 30.65], [-99.5, 30.75], [-99.25, 30.65], [-99.18, 30.68], [-99.03, 31.03], [-98.5, 31.25], [-98.25, 31.15], [-98.0, 31.25], [-97.47, 31.03], [-97.25, 30.5], [-97.35, 30.25], [-97.25, 30.0], [-97.47, 29.47], [-97.82, 29.32], [-97.97, 28.97], [-98.5, 28.75], [-98.75, 28.85], [-99.0, 28.75], [-99.25, 28.85], [-99.5, 28.75], [-99.75, 28.85], [-100.0, 28.75], [-100.25, 28.85], [-100.32, 28.82], [-100.47, 28.47], [-100.82, 28.32], [-100.97, 27.97], [-101.5, 27.75], [-101.75, 27.85], [-102.0, 27.75], [-102.25, 27.85], [-102.5, 27.75], [-103.03, 27.97], [-103.25, 28.5], [-103.15, 28.75], [-103.25, 29.0], [-103.15, 29.25]]]]}, "2016-07-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-103.15, 29.25], [-103.25, 29.5], [-103.03, 30.03], [-102.5, 30.25], [-102.25, 30.15], [-102.18, 30.18], [-102.15, 30.25], [-102.25, 30.5], [-102.03, 31.03], [-101.5, 31.25], [-101.25, 31.15], [-101.0, 31.25], [-100.47, 31.03], [-100.32, 30.68], [-100.25, 30.65], [-100.0, 30.75], [-99.75, 30.65], [-99.5, 30.75], [-99.25, 30.65], [-99.18, 30.68], [-99.03, 31.03], [-98.5, 31.25], [-98.25, 31.15], [-98.0, 31.25], [-97.47, 31.03], [-97.25, 30.5], [-97.35, 30.25], [-97.25, 30.0], [-97.47, 29.47], [-97.82, 29.32], [-97.97, 28.97], [-98.5, 28.75], [-98.75, 28.85], [-99.0, 28.75], [-99.25, 28.85], [-99.5, 28.75], [-99.75, 28.85], [-100.0, 28.75], [-100.25, 28.85], [-100.32, 28.82], [-100.47, 28.47], [-100.82, 28.32], [-100.97, 27.97], [-101.5, 27.75], [-101.75, 27.85], [-102.0, 27.75], [-102.25, 27.85], [-102.5, 27.75], [-103.03, 27.97], [-103.25, 28.5], [-103.15, 28.75], [-103.25, 29.0], [-103.15, 29.25]]]]}, "2016-07-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-103.15, 29.25], [-103.25, 29.5], [-103.03, 30.03], [-102.5, 30.25], [-102.25, 30.15], [-102.18, 30.18], [-102.15, 30.25], [-102.25, 30.5], [-102.03, 31.03], [-101.5, 31.25], [-101.25, 31.15], [-101.0, 31.25], [-100.47, 31.03], [-100.32, 30.68], [-100.25, 30.65], [-100.0, 30.75], [-99.75, 30.65], [-99.5, 30.75], [-99.25, 30.65], [-99.0, 30.75], [-98.75, 30.65], [-98.5, 30.75], [-98.25, 30.65], [-98.0, 30.75], [-97.47, 30.53], [-97.25, 30.0], [-97.47, 29.47], [-97.82, 29.32], [-97.97, 28.97], [-98.5, 28.75], [-98.75, 28.85], [-99.0, 28.75], [-99.25, 28.85], [-99.5, 28.75], [-99.75, 28.85], [-100.0, 28.75], [-100.25, 28.85], [-100.32, 28.82], [-100.47, 28.47], [-100.82, 28.32], [-100.97, 27.97], [-101.5, 27.75], [-101.75, 27.85], [-102.0, 27.75], [-102.25, 27.85], [-102.5, 27.75], [-103.03, 27.97], [-103.25, 28.5], [-103.15, 28.75], [-103.25, 29.0], [-103.15, 29.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.09424350294853}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.721535399723757}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [30.85025909837941, 30.936935379963188, 31.33711914918166, 30.967614377434415]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.513961759435176, 33.54572888221338, 33.79585398228613, 33.58448424940099]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.026581788404644, 2.5900661284753608, 2.9972843202506, 2.699802241139106]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.0676896678374987, 3.431551317613298, 4.09424350294853, 3.734326385080749]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.1363954930547364, 1.2704561451968004, 1.4760120462284767, 1.3353523051477234]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2178357857568236, 1.5648538952736455, 2.1409818505864457, 1.750879666796636]}}