{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:51:28.350032", "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-Mar-25_to_2024-Mar-27_129.5_60.0"}, "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": 2024030001729}, "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": "March 25 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 27 2024"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 56708.15842681707}, "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": ["Russian Federation"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Siberia"]}, "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": 60.0}, "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": 129.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "129.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 122.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 129.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 57.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 60.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-03-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.75, 58.5], [121.97, 59.03], [122.32, 59.18], [122.35, 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[121.75, 58.5]]]]}, "2024-03-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.75, 58.5], [121.97, 59.03], [122.32, 59.18], [122.35, 59.25], [122.25, 59.5], [122.47, 60.03], [123.0, 60.25], [123.25, 60.15], [123.5, 60.25], [123.75, 60.15], [124.0, 60.25], [124.25, 60.15], [124.32, 60.18], [124.47, 60.53], [125.0, 60.75], [125.25, 60.65], [125.5, 60.75], [125.75, 60.65], [126.0, 60.75], [126.25, 60.65], [126.5, 60.75], [126.75, 60.65], [127.0, 60.75], [127.25, 60.65], [127.5, 60.75], [127.75, 60.65], [128.0, 60.75], [128.25, 60.65], [128.5, 60.75], [129.0, 60.54], [129.5, 60.75], [130.03, 60.53], [130.25, 60.0], [130.15, 59.75], [130.25, 59.5], [130.03, 58.97], [129.5, 58.75], [129.25, 58.85], [129.0, 58.75], [128.75, 58.85], [128.5, 58.75], [128.25, 58.85], [128.0, 58.75], [127.75, 58.85], [127.5, 58.75], [127.25, 58.85], [127.18, 58.82], [127.03, 58.47], [126.5, 58.25], [126.25, 58.35], [126.0, 58.25], [125.75, 58.35], [125.5, 58.25], [125.25, 58.35], [125.18, 58.32], [125.03, 57.97], [124.5, 57.75], [124.0, 57.96], [123.68, 57.82], [123.53, 57.47], [123.0, 57.25], [122.47, 57.47], [122.32, 57.82], [121.97, 57.97], [121.75, 58.5]]]]}, "2024-03-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.75, 58.5], [121.97, 59.03], [122.32, 59.18], [122.35, 59.25], [122.25, 59.5], [122.47, 60.03], [123.0, 60.25], [123.25, 60.15], [123.5, 60.25], [123.75, 60.15], [124.0, 60.25], [124.25, 60.15], [124.32, 60.18], [124.47, 60.53], [125.0, 60.75], [125.25, 60.65], [125.5, 60.75], [125.75, 60.65], [126.0, 60.75], [126.25, 60.65], [126.5, 60.75], [126.75, 60.65], [127.0, 60.75], [127.25, 60.65], [127.5, 60.75], [127.75, 60.65], [128.0, 60.75], [128.25, 60.65], [128.5, 60.75], [129.0, 60.54], [129.5, 60.75], [130.03, 60.53], [130.25, 60.0], [130.15, 59.75], [130.25, 59.5], [130.03, 58.97], [129.5, 58.75], [129.25, 58.85], [129.0, 58.75], [128.75, 58.85], [128.5, 58.75], [128.25, 58.85], [128.0, 58.75], [127.75, 58.85], [127.5, 58.75], 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{"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [8.082416179998894, 9.71451685826707, 9.245206449296118]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [8.596248848755636, 11.260092599168217, 10.633273582072775]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4773362058352353, 1.781457264986479, 1.7299733896938123]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5631100235016306, 1.9932476238627481, 2.01979245315567]}}