{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:51:30.301744", "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": "2012-Sep-15_to_2012-Sep-19_359.0_40.0"}, "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": 2012090002145}, "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": "September 15 2012"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 19 2012"}, "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": 64010.377731666056}, "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"]}, "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": []}, "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": 40.0}, "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": 359.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "359.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 354.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 360.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 37.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 41.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2012-09-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-6.03, 39.97], [-6.25, 40.5], [-6.03, 41.03], [-5.5, 41.25], 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"coordinates": [[[[-6.03, 41.53], [-5.5, 41.75], [-5.25, 41.65], [-5.0, 41.75], [-4.5, 41.54], [-4.0, 41.75], [-3.75, 41.65], [-3.5, 41.75], [-3.25, 41.65], [-3.0, 41.75], [-2.47, 41.53], [-2.32, 41.18], [-2.25, 41.15], [-2.0, 41.25], [-1.75, 41.15], [-1.5, 41.25], [-1.25, 41.15], [-1.0, 41.25], [-0.75, 41.15], [-0.5, 41.25], [-0.25, 41.15], [0.0, 41.25], [0.53, 41.03], [0.75, 40.5], [0.53, 39.97], [0.18, 39.82], [0.03, 39.47], [-0.32, 39.32], [-0.35, 39.25], [-0.25, 39.0], [-0.35, 38.75], [-0.25, 38.5], [-0.47, 37.97], [-1.0, 37.75], [-1.25, 37.85], [-1.5, 37.75], [-1.75, 37.85], [-1.82, 37.82], [-1.97, 37.47], [-2.5, 37.25], [-3.03, 37.47], [-3.25, 38.0], [-3.03, 38.53], [-2.68, 38.68], [-2.53, 39.03], [-2.18, 39.18], [-2.15, 39.25], [-2.18, 39.32], [-2.53, 39.47], [-2.68, 39.82], [-2.75, 39.85], [-3.0, 39.75], [-3.53, 39.97], [-3.68, 40.32], [-3.75, 40.35], [-3.82, 40.32], [-3.97, 39.97], [-4.5, 39.75], [-5.0, 39.96], [-5.5, 39.75], [-6.03, 39.97], [-6.25, 40.5], [-6.15, 40.75], [-6.25, 41.0], [-6.03, 41.53]]]]}, "2012-09-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-6.03, 41.53], [-5.5, 41.75], [-5.25, 41.65], [-5.0, 41.75], [-4.5, 41.54], [-4.0, 41.75], [-3.75, 41.65], [-3.5, 41.75], [-3.25, 41.65], [-3.0, 41.75], [-2.47, 41.53], [-2.32, 41.18], [-2.25, 41.15], [-2.0, 41.25], [-1.75, 41.15], [-1.5, 41.25], [-1.25, 41.15], [-1.0, 41.25], [-0.75, 41.15], [-0.5, 41.25], [-0.25, 41.15], [0.0, 41.25], [0.53, 41.03], [0.75, 40.5], [0.53, 39.97], [0.18, 39.82], [0.03, 39.47], [-0.32, 39.32], [-0.35, 39.25], [-0.25, 39.0], [-0.35, 38.75], [-0.25, 38.5], [-0.47, 37.97], [-1.0, 37.75], [-1.25, 37.85], [-1.5, 37.75], [-1.75, 37.85], [-1.82, 37.82], [-1.85, 37.75], [-1.75, 37.5], [-1.97, 36.97], [-2.5, 36.75], [-3.03, 36.97], [-3.25, 37.5], [-3.15, 37.75], [-3.25, 38.0], [-3.03, 38.53], [-2.68, 38.68], [-2.53, 39.03], [-2.18, 39.18], [-2.15, 39.25], [-2.18, 39.32], [-2.53, 39.47], [-2.68, 39.82], [-2.75, 39.85], [-3.0, 39.75], [-3.53, 39.97], 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[23.421887637648013, 24.373249798127574, 24.3856556969219, 25.09060265193841, 21.973559766644428]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.218193181096647, 4.3176863830323935, 4.22414385015647, 3.8061334835200036, 3.228488447472131]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [5.734680101294714, 6.0569561091932655, 5.789714502350137, 4.6689161194235, 3.2372756427944296]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5035724314187682, 1.5987425186764688, 1.6010330562156356, 1.5550545938132192, 1.4155915356364912]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8866849519279285, 2.1130181525546896, 2.1398732052822593, 1.8802039065557135, 1.4894930840592573]}}