{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:55:37.849618", "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-Jan-15_to_2014-Jan-18_38.5_25.5"}, "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": 2014010002060}, "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": "January 15 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 18 2014"}, "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": 75652.11207163727}, "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": ["Saudi Arabia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Arabian-Peninsula"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia"]}, "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": 25.5}, "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": 38.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "38.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 36.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 41.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 21.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 26.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-01-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[36.25, 26.5], [36.47, 27.03], [37.0, 27.25], [37.5, 27.04], 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"coordinates": [[[[36.25, 26.5], [36.47, 27.03], [37.0, 27.25], [37.5, 27.04], [38.0, 27.25], [38.25, 27.15], [38.5, 27.25], [38.75, 27.15], [39.0, 27.25], [39.25, 27.15], [39.5, 27.25], [40.03, 27.03], [40.25, 26.5], [40.15, 26.25], [40.25, 26.0], [40.03, 25.47], [39.68, 25.32], [39.65, 25.25], [39.68, 25.18], [39.75, 25.15], [40.0, 25.25], [40.53, 25.03], [40.68, 24.68], [41.03, 24.53], [41.25, 24.0], [41.15, 23.75], [41.25, 23.5], [41.15, 23.25], [41.25, 23.0], [41.15, 22.75], [41.18, 22.68], [41.25, 22.65], [41.5, 22.75], [42.03, 22.53], [42.25, 22.0], [42.03, 21.47], [41.5, 21.25], [41.25, 21.35], [41.0, 21.25], [40.47, 21.47], [40.32, 21.82], [39.97, 21.97], [39.75, 22.5], [39.85, 22.75], [39.75, 23.0], [39.85, 23.25], [39.82, 23.32], [39.47, 23.47], [39.32, 23.82], [38.97, 23.97], [38.82, 24.32], [38.75, 24.35], [38.68, 24.32], [38.53, 23.97], [38.0, 23.75], [37.75, 23.85], [37.5, 23.75], [36.97, 23.97], [36.75, 24.5], [36.96, 25.0], [36.75, 25.5], [36.85, 25.75], [36.82, 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23.485126289541313, 23.560687796447098]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.115255099320444, 4.951570562204063, 4.718156188879214, 3.00421811579281]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.805903114618616, 6.350272605027612, 6.159590037804605, 3.00421811579281]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5786123440110744, 1.6443596510521645, 1.6816939752839584, 1.7006782033737013]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8924389527951742, 1.91862286781794, 2.1336905124252366, 1.7006782033737013]}}