{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:22:04.320603", "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": "2020-Nov-06_to_2020-Nov-08_356.0_43.5"}, "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": 2020110001307}, "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": "November 06 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 08 2020"}, "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": 70808.77634527242}, "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": ["Spain"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Mediterranean", "West&Central-Europe"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Europe"]}, "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": ["Bay of Biscay", "North Atlantic Ocean"]}, "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": 43.5}, "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": 356.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "356.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 351.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 358.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 42.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 46.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-11-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-7.5, 45.25], [-7.25, 45.15], [-7.0, 45.25], [-6.75, 45.15], [-6.5, 45.25], [-6.0, 45.04], [-5.68, 45.18], [-5.65, 45.25], [-5.68, 45.32], [-6.03, 45.47], [-6.25, 46.0], [-6.03, 46.53], [-5.5, 46.75], [-5.25, 46.65], [-5.0, 46.75], [-4.47, 46.53], [-4.32, 46.18], [-3.97, 46.03], [-3.82, 45.68], [-3.47, 45.53], [-3.32, 45.18], [-2.97, 45.03], [-2.82, 44.68], [-2.47, 44.53], [-2.32, 44.18], [-2.25, 44.15], [-2.0, 44.25], [-1.47, 44.03], [-1.25, 43.5], [-1.47, 42.97], [-2.0, 42.75], [-2.25, 42.85], [-2.32, 42.82], [-2.47, 42.47], [-3.0, 42.25], [-3.25, 42.35], [-3.5, 42.25], [-4.03, 42.47], [-4.18, 42.82], [-4.25, 42.85], [-4.5, 42.75], [-5.03, 42.97], [-5.18, 43.32], [-5.25, 43.35], [-5.5, 43.25], [-5.75, 43.35], [-6.0, 43.25], [-6.5, 43.46], [-7.0, 43.25], [-7.5, 43.46], [-8.0, 43.25], [-8.53, 43.47], [-8.75, 44.0], [-8.53, 44.53], [-8.18, 44.68], [-8.03, 45.03], [-7.5, 45.25]]]]}, "2020-11-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-7.5, 45.25], [-7.25, 45.15], [-7.0, 45.25], [-6.75, 45.15], [-6.5, 45.25], [-6.0, 45.04], [-5.68, 45.18], [-5.65, 45.25], [-5.68, 45.32], [-6.03, 45.47], [-6.25, 46.0], [-6.03, 46.53], [-5.5, 46.75], [-5.25, 46.65], [-5.0, 46.75], [-4.47, 46.53], [-4.32, 46.18], [-3.97, 46.03], [-3.82, 45.68], [-3.47, 45.53], [-3.32, 45.18], [-2.97, 45.03], [-2.82, 44.68], [-2.47, 44.53], [-2.32, 44.18], [-2.25, 44.15], [-2.0, 44.25], [-1.47, 44.03], [-1.25, 43.5], [-1.47, 42.97], [-2.0, 42.75], [-2.25, 42.85], [-2.32, 42.82], [-2.47, 42.47], [-3.0, 42.25], [-3.25, 42.35], [-3.5, 42.25], [-4.03, 42.47], [-4.18, 42.82], [-4.25, 42.85], [-4.5, 42.75], [-5.03, 42.97], [-5.18, 43.32], [-5.25, 43.35], [-5.5, 43.25], [-5.75, 43.35], [-6.0, 43.25], [-6.5, 43.46], [-7.0, 43.25], [-7.5, 43.46], [-8.0, 43.25], [-8.53, 43.47], [-8.75, 44.0], [-8.53, 44.53], [-8.18, 44.68], [-8.03, 45.03], [-7.5, 45.25]]]]}, "2020-11-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-7.5, 45.25], [-7.25, 45.15], [-7.0, 45.25], [-6.75, 45.15], [-6.5, 45.25], [-6.0, 45.04], [-5.68, 45.18], [-5.65, 45.25], [-5.68, 45.32], [-6.03, 45.47], [-6.25, 46.0], [-6.03, 46.53], [-5.5, 46.75], [-5.25, 46.65], [-5.0, 46.75], [-4.47, 46.53], [-4.32, 46.18], [-3.97, 46.03], [-3.82, 45.68], [-3.47, 45.53], [-3.32, 45.18], [-2.97, 45.03], [-2.82, 44.68], [-2.47, 44.53], [-2.32, 44.18], [-2.25, 44.15], [-2.0, 44.25], [-1.47, 44.03], [-1.25, 43.5], [-1.47, 42.97], [-2.0, 42.75], [-2.25, 42.85], [-2.32, 42.82], [-2.47, 42.47], [-3.0, 42.25], [-3.25, 42.35], [-3.5, 42.25], [-4.03, 42.47], [-4.18, 42.82], [-4.25, 42.85], [-4.5, 42.75], [-5.03, 42.97], [-5.18, 43.32], [-5.25, 43.35], [-5.5, 43.25], [-5.75, 43.35], [-6.0, 43.25], [-6.5, 43.46], [-7.0, 43.25], [-7.5, 43.46], [-8.0, 43.25], [-8.53, 43.47], [-8.75, 44.0], [-8.53, 44.53], [-8.18, 44.68], [-8.03, 45.03], [-7.5, 45.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.945600011266151}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.741787656309518}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [17.13518040247976, 16.947431095037132, 16.859431770278377]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [18.33242877439841, 18.036088051623608, 17.99254025660258]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.7516152607275774, 2.699630089052368, 2.7741176191486083]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.523444081610592, 4.945600011266151, 4.38610700097297]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6658699847300182, 1.61327960379588, 1.6609859563017828]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1337935428479837, 1.9469297856639391, 2.051427043590958]}}