{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:24:17.494787", "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": "2022-Oct-29_to_2022-Nov-03_51.5_26.5"}, "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": 2022100002875}, "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": "October 29 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 03 2022"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 127854.6915288391}, "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": ["Bahrain", "Saudi Arabia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia", "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": 26.5}, "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": 51.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "51.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 46.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 52.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 23.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 28.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[46.5, 22.75], [45.97, 22.97], [45.75, 23.5], [45.85, 23.75], [45.75, 24.0], [45.96, 24.5], [45.75, 25.0], [45.97, 25.53], 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step", "value": {"2022-10-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[45.97, 24.03], [46.5, 24.25], [47.03, 24.03], [47.25, 23.5], [47.03, 22.97], [46.5, 22.75], [45.97, 22.97], [45.75, 23.5], [45.97, 24.03]]]]}, "2022-10-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[45.97, 24.03], [46.5, 24.25], [47.03, 24.03], [47.25, 23.5], [47.03, 22.97], [46.5, 22.75], [45.97, 22.97], [45.75, 23.5], [45.97, 24.03]]]]}, "2022-10-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[46.5, 22.75], [45.97, 22.97], [45.75, 23.5], [45.97, 24.03], [46.5, 24.25], [47.03, 24.03], [47.25, 23.5], [47.03, 22.97], [46.5, 22.75]]], [[[46.47, 24.47], [46.25, 25.0], [46.47, 25.53], [47.0, 25.75], [47.53, 25.53], [47.75, 25.0], [47.53, 24.47], [47.0, 24.25], [46.47, 24.47]]], [[[49.5, 28.75], [50.03, 28.53], [50.25, 28.0], [50.15, 27.75], [50.25, 27.5], [50.03, 26.97], [49.5, 26.75], [48.97, 26.97], [48.75, 27.5], [48.85, 27.75], [48.75, 28.0], [48.97, 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"mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.8348058966996867}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.28786576958686, 27.308137226132374, 28.099084665936402, 28.58202642427932, 28.841247342901852, 28.557979348139327]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.28786576958686, 27.308137226132374, 29.577325590305236, 30.092594613693734, 30.634639346432266, 30.996323542063124]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.48993160354496, 2.8067402366920646, 2.141509799610091, 2.5114093132876785, 3.0123125689089862, 3.0606470675285857]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": 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