{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:57:35.679335", "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-Feb-07_to_2024-Feb-11_79.5_47.0"}, "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": 2024020001146}, "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": "February 07 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "February 11 2024"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 50808.51041119321}, "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": ["Kazakhstan"]}, "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": 47.0}, "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": 79.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "79.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 78.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 82.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 46.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 48.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[83.25, 46.5], [83.15, 46.25], [83.25, 46.0], [83.03, 45.47], [82.5, 45.25], [82.25, 45.35], [82.0, 45.25], [81.47, 45.47], [81.32, 45.82], [81.25, 45.85], [81.18, 45.82], [81.03, 45.47], [80.5, 45.25], [80.0, 45.46], [79.5, 45.25], [79.25, 45.35], [79.0, 45.25], [78.47, 45.47], [78.25, 46.0], [78.35, 46.25], [78.25, 46.5], [78.35, 46.75], [78.32, 46.82], [77.97, 46.97], [77.82, 47.32], [77.47, 47.47], [77.25, 48.0], [77.47, 48.53], [78.0, 48.75], [78.25, 48.65], [78.5, 48.75], [79.03, 48.53], [79.18, 48.18], [79.25, 48.15], [79.5, 48.25], [80.03, 48.03], [80.18, 47.68], [80.25, 47.65], [80.5, 47.75], [81.0, 47.54], [81.5, 47.75], [81.75, 47.65], [82.0, 47.75], [82.53, 47.53], [82.68, 47.18], [83.03, 47.03], [83.25, 46.5]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.Siberia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-02-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[79.5, 46.25], [78.97, 46.47], [78.75, 47.0], [78.97, 47.53], [79.5, 47.75], [79.75, 47.65], [80.0, 47.75], [80.53, 47.53], [80.75, 47.0], [80.53, 46.47], [80.0, 46.25], [79.75, 46.35], [79.5, 46.25]]]]}, "2024-02-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[82.0, 47.25], [82.25, 47.15], [82.5, 47.25], [83.03, 47.03], [83.25, 46.5], [83.03, 45.97], [82.5, 45.75], [82.25, 45.85], [82.0, 45.75], [81.47, 45.97], [81.25, 46.5], [81.47, 47.03], [82.0, 47.25]]], [[[77.25, 48.0], [77.47, 48.53], [78.0, 48.75], [78.25, 48.65], [78.5, 48.75], [79.03, 48.53], [79.18, 48.18], [79.25, 48.15], [79.5, 48.25], [80.03, 48.03], [80.18, 47.68], [80.53, 47.53], [80.68, 47.18], [81.03, 47.03], [81.25, 46.5], [81.15, 46.25], [81.25, 46.0], [81.03, 45.47], [80.5, 45.25], [80.0, 45.46], [79.5, 45.25], [79.25, 45.35], [79.0, 45.25], [78.47, 45.47], [78.25, 46.0], [78.35, 46.25], [78.25, 46.5], [78.35, 46.75], [78.32, 46.82], [77.97, 46.97], [77.82, 47.32], [77.47, 47.47], [77.25, 48.0]]]]}, "2024-02-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.47, 47.47], [77.25, 48.0], [77.47, 48.53], [78.0, 48.75], [78.25, 48.65], [78.5, 48.75], [79.03, 48.53], [79.18, 48.18], [79.25, 48.15], [79.5, 48.25], [80.03, 48.03], [80.18, 47.68], [80.25, 47.65], [80.5, 47.75], [81.0, 47.54], [81.5, 47.75], [81.75, 47.65], [82.0, 47.75], [82.53, 47.53], [82.68, 47.18], [83.03, 47.03], [83.25, 46.5], [83.15, 46.25], [83.25, 46.0], [83.03, 45.47], [82.5, 45.25], [82.25, 45.35], [82.0, 45.25], [81.47, 45.47], [81.32, 45.82], [81.25, 45.85], [81.18, 45.82], [81.03, 45.47], [80.5, 45.25], [80.0, 45.46], [79.5, 45.25], [79.25, 45.35], [79.0, 45.25], [78.47, 45.47], [78.25, 46.0], [78.35, 46.25], [78.25, 46.5], [78.35, 46.75], [78.32, 46.82], [77.97, 46.97], [77.82, 47.32], [77.47, 47.47]]]]}, "2024-02-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.47, 47.47], [77.25, 48.0], [77.47, 48.53], [78.0, 48.75], [78.25, 48.65], [78.5, 48.75], [79.03, 48.53], [79.18, 48.18], [79.25, 48.15], [79.5, 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4.510150189742433]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [7.99485219052093, 9.043274147473642, 9.596654680414817, 11.305743286313296, 10.623606098011285]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [8.178029173443917, 10.2242422590042, 12.265811233515365, 13.382440480921161, 14.76643745195804]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.234119198755132, 1.354605133317391, 1.4393021478252204, 1.702403460726183, 1.6501797451423565]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2441853322165397, 1.460092123097103, 1.7034652763800158, 2.014778687950843, 2.189001311088898]}}