{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:03:43.064345", "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": "2015-Aug-18_to_2015-Aug-20_76.5_49.5"}, "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": 2015080002368}, "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": "August 18 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 20 2015"}, "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": 67302.02707948086}, "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"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.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": 49.5}, "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": 76.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "76.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 73.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 78.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 46.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 50.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-08-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[73.82, 48.18], [73.85, 48.25], [73.75, 48.5], [73.97, 49.03], 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50.15], [75.5, 50.25], [75.75, 50.15], [76.0, 50.25], [76.25, 50.15], [76.32, 50.18], [76.47, 50.53], [77.0, 50.75], [77.25, 50.65], [77.5, 50.75], [78.03, 50.53], [78.18, 50.18], [78.53, 50.03], [78.75, 49.5], [78.65, 49.25], [78.68, 49.18], [79.03, 49.03], [79.25, 48.5], [79.03, 47.97], [78.5, 47.75], [78.25, 47.85], [78.0, 47.75], [77.75, 47.85], [77.5, 47.75], [77.25, 47.85], [77.18, 47.82], [77.03, 47.47], [76.5, 47.25], [76.0, 47.46], [75.68, 47.32], [75.53, 46.97], [75.0, 46.75], [74.75, 46.85], [74.5, 46.75], [74.25, 46.85], [74.18, 46.82], [74.03, 46.47], [73.5, 46.25], [72.97, 46.47], [72.75, 47.0], [72.97, 47.53], [73.32, 47.68], [73.47, 48.03], [73.82, 48.18]]]]}, "2015-08-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[73.82, 48.18], [73.85, 48.25], [73.75, 48.5], [73.97, 49.03], [74.32, 49.18], [74.35, 49.25], [74.25, 49.5], [74.47, 50.03], [75.0, 50.25], [75.25, 50.15], [75.5, 50.25], [75.75, 50.15], [76.0, 50.25], [76.25, 50.15], [76.32, 50.18], 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[23.14350439699018, 25.888202457657314, 23.397318496146397]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.75286231942124, 28.733275344385504, 26.302170179464156]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.341536105700294, 8.177195905292889, 5.70017261895776]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [7.21671349543459, 9.605904531319197, 7.10439003235831]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5519045928261843, 2.402221994344227, 1.7094143350872197]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.954680696521722, 2.722697827513294, 2.128336561949906]}}