{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:05:44.553715", "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-Jun-30_to_2016-Jul-03_43.0_20.0"}, "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": 2016060002983}, "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": "June 30 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 03 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": 74914.9117408359}, "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": 20.0}, "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": 43.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "43.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 41.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 44.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 18.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 23.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-06-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[40.75, 23.0], [40.97, 23.53], [41.32, 23.68], [41.47, 24.03], [42.0, 24.25], [42.53, 24.03], [42.68, 23.68], [43.03, 23.53], [43.25, 23.0], [43.15, 22.75], [43.18, 22.68], [43.53, 22.53], [43.68, 22.18], [44.03, 22.03], [44.18, 21.68], [44.53, 21.53], [44.75, 21.0], [44.65, 20.75], [44.75, 20.5], [44.53, 19.97], [44.18, 19.82], [44.15, 19.75], [44.25, 19.5], [44.03, 18.97], [43.5, 18.75], [43.25, 18.85], [43.0, 18.75], [42.47, 18.97], [42.25, 19.5], [42.35, 19.75], [42.32, 19.82], [41.97, 19.97], [41.75, 20.5], [41.85, 20.75], [41.75, 21.0], [41.85, 21.25], [41.82, 21.32], [41.47, 21.47], [41.25, 22.0], [41.35, 22.25], [41.32, 22.32], [40.97, 22.47], [40.75, 23.0]]]]}, "2016-07-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[40.75, 23.0], [40.97, 23.53], [41.32, 23.68], [41.47, 24.03], [42.0, 24.25], [42.53, 24.03], [42.68, 23.68], [43.03, 23.53], [43.25, 23.0], [43.15, 22.75], [43.18, 22.68], [43.53, 22.53], [43.68, 22.18], [44.03, 22.03], [44.18, 21.68], [44.53, 21.53], [44.75, 21.0], [44.65, 20.75], [44.75, 20.5], [44.53, 19.97], [44.18, 19.82], [44.15, 19.75], [44.25, 19.5], [44.15, 19.25], [44.25, 19.0], [44.03, 18.47], [43.5, 18.25], [43.25, 18.35], [43.0, 18.25], [42.47, 18.47], [42.25, 19.0], [42.35, 19.25], [42.25, 19.5], [42.35, 19.75], [42.32, 19.82], [41.97, 19.97], [41.75, 20.5], [41.85, 20.75], [41.75, 21.0], [41.85, 21.25], [41.82, 21.32], [41.47, 21.47], [41.25, 22.0], [41.35, 22.25], [41.32, 22.32], [40.97, 22.47], [40.75, 23.0]]]]}, "2016-07-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[40.75, 23.0], [40.97, 23.53], [41.32, 23.68], [41.47, 24.03], [42.0, 24.25], [42.53, 24.03], [42.68, 23.68], [43.03, 23.53], [43.25, 23.0], [43.15, 22.75], [43.18, 22.68], [43.53, 22.53], [43.68, 22.18], [44.03, 22.03], [44.18, 21.68], [44.53, 21.53], [44.75, 21.0], [44.65, 20.75], [44.75, 20.5], [44.53, 19.97], [44.18, 19.82], [44.15, 19.75], [44.25, 19.5], [44.15, 19.25], [44.25, 19.0], [44.03, 18.47], [43.5, 18.25], [43.25, 18.35], [43.0, 18.25], [42.47, 18.47], [42.25, 19.0], [42.35, 19.25], [42.25, 19.5], [42.35, 19.75], [42.32, 19.82], [41.97, 19.97], [41.75, 20.5], [41.85, 20.75], [41.75, 21.0], [41.85, 21.25], [41.82, 21.32], [41.47, 21.47], [41.25, 22.0], [41.35, 22.25], [41.32, 22.32], [40.97, 22.47], [40.75, 23.0]]]]}, "2016-07-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[42.35, 19.75], [42.25, 20.0], [42.47, 20.53], [43.0, 20.75], [43.25, 20.65], [43.5, 20.75], [44.03, 20.53], [44.25, 20.0], [44.15, 19.75], [44.25, 19.5], [44.15, 19.25], [44.25, 19.0], [44.03, 18.47], [43.5, 18.25], [43.25, 18.35], [43.0, 18.25], [42.47, 18.47], [42.25, 19.0], [42.35, 19.25], [42.25, 19.5], [42.35, 19.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.0564605648415863}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.3459597195352853}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [36.8220870987447, 36.60909288032059, 36.40255449297399, 33.90631244476009]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [38.537877852633926, 38.79274665427732, 38.153708044883444, 36.38829908167969]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.401287809546472, 2.4885781058014254, 2.2490409442165307, 1.9266157120518699]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.925770242838439, 3.0564605648415863, 2.8774756561866184, 2.0775283424603117]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6463370958841075, 1.740159778448631, 1.5594256456840414, 1.5849006742380685]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9384046724765565, 2.1784234296850236, 1.7829463928135925, 1.6771057046473041]}}