{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:51:55.213022", "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-May-08_to_2024-May-10_77.0_47.5"}, "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": 2024050001196}, "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": "May 08 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 10 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": 62069.49452332947}, "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": 47.5}, "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": 77.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "77.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 75.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 80.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 44.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 47.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-05-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[74.85, 47.25], [74.75, 47.5], [74.97, 48.03], [75.5, 48.25], [75.75, 48.15], [76.0, 48.25], [76.25, 48.15], [76.5, 48.25], [76.75, 48.15], [77.0, 48.25], [77.53, 48.03], [77.75, 47.5], [77.65, 47.25], [77.75, 47.0], [77.65, 46.75], [77.75, 46.5], [77.57, 46.07], [78.0, 46.25], [78.25, 46.15], [78.5, 46.25], [78.75, 46.15], [78.82, 46.18], [78.97, 46.53], [79.5, 46.75], [79.75, 46.65], [79.82, 46.68], [79.97, 47.03], [80.5, 47.25], [81.03, 47.03], [81.25, 46.5], [81.15, 46.25], [81.25, 46.0], [81.03, 45.47], [80.5, 45.25], [80.25, 45.35], [80.18, 45.32], [80.03, 44.97], [79.5, 44.75], [79.25, 44.85], [79.0, 44.75], [78.75, 44.85], [78.68, 44.82], [78.53, 44.47], [78.0, 44.25], [77.75, 44.35], [77.5, 44.25], [77.25, 44.35], [77.0, 44.25], [76.75, 44.35], [76.5, 44.25], [75.97, 44.47], [75.82, 44.82], [75.47, 44.97], [75.25, 45.5], [75.35, 45.75], [75.32, 45.82], [74.97, 45.97], [74.75, 46.5], [74.85, 46.75], [74.75, 47.0], [74.85, 47.25]]]]}, "2024-05-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[74.85, 47.25], [74.75, 47.5], [74.97, 48.03], [75.5, 48.25], [75.75, 48.15], [76.0, 48.25], [76.25, 48.15], [76.5, 48.25], [76.75, 48.15], [77.0, 48.25], [77.53, 48.03], [77.75, 47.5], [77.65, 47.25], [77.75, 47.0], [77.65, 46.75], [77.75, 46.5], [77.57, 46.07], [78.0, 46.25], [78.25, 46.15], [78.5, 46.25], [78.75, 46.15], [78.82, 46.18], [78.97, 46.53], [79.5, 46.75], [79.75, 46.65], [79.82, 46.68], [79.97, 47.03], [80.5, 47.25], [81.03, 47.03], [81.25, 46.5], [81.15, 46.25], [81.25, 46.0], [81.03, 45.47], [80.5, 45.25], [80.25, 45.35], [80.18, 45.32], [80.03, 44.97], [79.5, 44.75], [79.25, 44.85], [79.0, 44.75], [78.75, 44.85], [78.68, 44.82], [78.53, 44.47], [78.0, 44.25], [77.75, 44.35], [77.5, 44.25], [77.25, 44.35], [77.0, 44.25], [76.75, 44.35], [76.5, 44.25], [75.97, 44.47], [75.82, 44.82], [75.47, 44.97], [75.25, 45.5], [75.35, 45.75], [75.32, 45.82], [74.97, 45.97], [74.75, 46.5], [74.85, 46.75], [74.75, 47.0], [74.85, 47.25]]]]}, "2024-05-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[74.85, 47.25], [74.75, 47.5], [74.97, 48.03], [75.5, 48.25], [75.75, 48.15], [76.0, 48.25], [76.25, 48.15], [76.5, 48.25], [76.75, 48.15], [77.0, 48.25], [77.53, 48.03], [77.75, 47.5], [77.65, 47.25], [77.75, 47.0], [77.65, 46.75], [77.75, 46.5], [77.57, 46.07], [78.0, 46.25], [78.25, 46.15], [78.5, 46.25], [78.75, 46.15], [78.82, 46.18], [78.97, 46.53], [79.5, 46.75], [79.75, 46.65], [79.82, 46.68], [79.97, 47.03], [80.5, 47.25], [81.03, 47.03], [81.25, 46.5], [81.15, 46.25], [81.25, 46.0], [81.03, 45.47], [80.5, 45.25], [80.25, 45.35], [80.18, 45.32], [80.03, 44.97], [79.5, 44.75], [79.25, 44.85], [79.0, 44.75], [78.75, 44.85], [78.68, 44.82], [78.53, 44.47], [78.0, 44.25], [77.75, 44.35], [77.5, 44.25], [77.25, 44.35], [77.0, 44.25], [76.75, 44.35], [76.5, 44.25], [75.97, 44.47], [75.82, 44.82], [75.47, 44.97], [75.25, 45.5], [75.35, 45.75], [75.32, 45.82], [74.97, 45.97], [74.75, 46.5], [74.85, 46.75], [74.75, 47.0], [74.85, 47.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 9.96187813961086}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 6.929499958807883}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [22.096494159678457, 24.107384484482168, 24.415250541206603]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.60210908329759, 27.390080431443266, 26.10906400101493]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.697595942997948, 7.508976652036657, 7.581927281389046]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.214839681049227, 8.600198877966136, 9.96187813961086]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3884396040609284, 1.8205340039533213, 1.8631010008789441]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5580376841050292, 2.0638344136658153, 2.4658612864490963]}}