{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:01:11.417710", "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": "2024-Sep-21_to_2024-Sep-26_48.5_29.0"}, "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": 2024090002002}, "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": "September 21 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 26 2024"}, "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": 73916.3483596891}, "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": ["Kuwait", "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": 29.0}, "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": 48.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "48.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 47.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 50.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 25.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 29.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[46.47, 27.53], [46.88, 27.7], [46.75, 28.0], [46.97, 28.53], [47.32, 28.68], [47.35, 28.75], [47.25, 29.0], [47.35, 29.25], [47.25, 29.5], [47.47, 30.03], [48.0, 30.25], [48.25, 30.15], [48.5, 30.25], [49.03, 30.03], [49.18, 29.68], [49.53, 29.53], [49.68, 29.18], [50.03, 29.03], [50.25, 28.5], [50.03, 27.97], [49.68, 27.82], [49.65, 27.75], [49.68, 27.68], [50.03, 27.53], [50.18, 27.18], [50.53, 27.03], [50.75, 26.5], [50.65, 26.25], [50.75, 26.0], [50.65, 25.75], [50.75, 25.5], [50.53, 24.97], [50.0, 24.75], [49.47, 24.97], [49.25, 25.5], [49.35, 25.75], [49.32, 25.82], [49.0, 25.96], [48.5, 25.75], [48.25, 25.85], [48.0, 25.75], [47.47, 25.97], [47.32, 26.32], [47.25, 26.35], [47.0, 26.25], [46.47, 26.47], [46.25, 27.0], [46.47, 27.53]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.C.Asia", "Arabian-Peninsula"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-09-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[47.0, 26.25], [46.47, 26.47], [46.25, 27.0], [46.47, 27.53], [47.0, 27.75], [47.25, 27.65], [47.5, 27.75], [48.03, 27.53], [48.25, 27.0], [48.03, 26.47], [47.5, 26.25], [47.25, 26.35], [47.0, 26.25]]]]}, "2024-09-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[47.0, 26.25], [46.47, 26.47], [46.25, 27.0], [46.47, 27.53], [47.0, 27.75], [47.25, 27.65], [47.5, 27.75], [48.03, 27.53], [48.18, 27.18], [48.53, 27.03], [48.75, 26.5], [48.53, 25.97], [48.0, 25.75], [47.47, 25.97], [47.32, 26.32], [47.25, 26.35], [47.0, 26.25]]]]}, "2024-09-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[46.75, 28.0], [46.97, 28.53], [47.32, 28.68], [47.35, 28.75], [47.25, 29.0], [47.35, 29.25], [47.25, 29.5], [47.47, 30.03], [48.0, 30.25], [48.53, 30.03], [48.75, 29.5], [48.65, 29.25], [48.75, 29.0], [48.65, 28.75], [48.75, 28.5], [48.65, 28.25], [48.75, 28.0], [48.63, 27.7], [49.03, 27.53], [49.25, 27.0], [49.15, 26.75], [49.25, 26.5], [49.03, 25.97], [48.5, 25.75], [48.25, 25.85], [48.0, 25.75], [47.47, 25.97], [47.32, 26.32], [47.25, 26.35], [47.0, 26.25], [46.47, 26.47], [46.25, 27.0], [46.47, 27.53], [46.88, 27.7], [46.75, 28.0]]]]}, "2024-09-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[46.75, 28.0], [46.97, 28.53], [47.32, 28.68], [47.35, 28.75], [47.25, 29.0], [47.35, 29.25], [47.25, 29.5], [47.47, 30.03], [48.0, 30.25], [48.25, 30.15], [48.5, 30.25], [49.03, 30.03], [49.18, 29.68], [49.53, 29.53], [49.68, 29.18], [50.03, 29.03], [50.25, 28.5], [50.03, 27.97], [49.68, 27.82], [49.65, 27.75], [49.68, 27.68], [50.03, 27.53], [50.18, 27.18], [50.53, 27.03], [50.75, 26.5], [50.65, 26.25], [50.75, 26.0], [50.65, 25.75], [50.75, 25.5], [50.53, 24.97], [50.0, 24.75], [49.47, 24.97], [49.25, 25.5], [49.35, 25.75], [49.32, 25.82], [49.0, 25.96], [48.5, 25.75], [48.25, 25.85], [48.0, 25.75], [47.47, 25.97], [47.32, 26.32], [46.97, 26.47], [46.75, 27.0], [46.96, 27.5], [46.75, 28.0]]]]}, "2024-09-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[46.75, 28.0], [46.97, 28.53], [47.32, 28.68], [47.35, 28.75], [47.25, 29.0], [47.35, 29.25], [47.25, 29.5], [47.47, 30.03], [48.0, 30.25], [48.25, 30.15], [48.5, 30.25], [49.03, 30.03], [49.18, 29.68], [49.53, 29.53], [49.68, 29.18], [50.03, 29.03], [50.25, 28.5], [50.03, 27.97], [49.68, 27.82], [49.65, 27.75], [49.68, 27.68], [50.03, 27.53], [50.18, 27.18], [50.53, 27.03], [50.75, 26.5], [50.65, 26.25], [50.75, 26.0], [50.65, 25.75], [50.75, 25.5], [50.53, 24.97], [50.0, 24.75], [49.47, 24.97], [49.25, 25.5], [49.35, 25.75], [49.32, 25.82], [49.0, 25.96], [48.5, 25.75], [48.25, 25.85], [48.0, 25.75], [47.47, 25.97], [47.32, 26.32], [46.97, 26.47], [46.75, 27.0], [46.96, 27.5], [46.75, 28.0]]]]}, "2024-09-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[47.75, 27.5], [47.85, 27.75], [47.75, 28.0], [47.85, 28.25], [47.75, 28.5], [47.85, 28.75], [47.75, 29.0], [47.85, 29.25], [47.75, 29.5], [47.97, 30.03], [48.5, 30.25], [49.03, 30.03], [49.18, 29.68], [49.53, 29.53], [49.68, 29.18], [50.03, 29.03], [50.25, 28.5], [50.03, 27.97], [49.68, 27.82], [49.65, 27.75], [49.68, 27.68], [50.03, 27.53], [50.18, 27.18], [50.53, 27.03], [50.75, 26.5], [50.65, 26.25], [50.75, 26.0], [50.65, 25.75], [50.75, 25.5], [50.53, 24.97], [50.0, 24.75], [49.47, 24.97], [49.25, 25.5], [49.35, 25.75], [49.32, 25.82], [48.97, 25.97], [48.82, 26.32], [48.75, 26.35], [48.5, 26.25], [47.97, 26.47], [47.75, 27.0], [47.85, 27.25], [47.75, 27.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.8728062268089616}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.4011233920406245}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [34.97111282348635, 34.6977664523655, 34.59617663296791, 34.49160302969125, 35.06203319842996, 33.97670187856636]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [35.08492304484054, 34.78950907389327, 35.23510004679366, 36.30867284138998, 36.30187632242843, 34.940435028076195]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.3905058747116357, 2.3252984167648756, 2.0050616351909825, 2.263225610147248, 2.9149686593102353, 2.0970501371023413]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.5435545911035433, 2.4627559673908763, 2.162155472096572, 3.263166579123208, 3.8728062268089616, 2.6249124060162217]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4586836719007905, 1.3941730564119166, 1.2253751509224093, 1.5903808163030688, 2.0784053676393706, 1.6121762270308206]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5568619936239403, 1.4514131192466528, 1.469456536303468, 2.244560278056981, 2.840147760746411, 1.9346857582116013]}}