{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:57:14.901359", "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": "2014-Aug-26_to_2014-Aug-31_356.5_36.0"}, "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": 2014080003013}, "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 26 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 31 2014"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 62829.73770750376}, "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": ["Algeria", "Morocco", "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": ["Africa", "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": ["Alboran Sea", "Strait of Gibraltar"]}, "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": 36.0}, "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": 356.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "356.5\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": 358.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 34.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 37.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-08-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-5.5, 36.75], [-4.97, 36.53], [-4.75, 36.0], [-4.97, 35.47], [-5.5, 35.25], [-6.03, 35.47], [-6.25, 36.0], [-6.03, 36.53], [-5.5, 36.75]]]]}, "2014-08-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-6.15, 36.25], [-6.25, 36.5], [-6.03, 37.03], [-5.5, 37.25], [-5.25, 37.15], [-5.18, 37.18], [-5.03, 37.53], [-4.5, 37.75], [-3.97, 37.53], [-3.82, 37.18], [-3.75, 37.15], [-3.5, 37.25], [-2.97, 37.03], [-2.75, 36.5], [-2.85, 36.25], [-2.82, 36.18], [-2.47, 36.03], [-2.32, 35.68], [-2.25, 35.65], [-2.0, 35.75], [-1.47, 35.53], [-1.25, 35.0], [-1.47, 34.47], [-1.82, 34.32], [-1.97, 33.97], [-2.5, 33.75], [-2.75, 33.85], [-3.0, 33.75], [-3.53, 33.97], [-3.68, 34.32], [-3.75, 34.35], [-4.0, 34.25], [-4.25, 34.35], [-4.5, 34.25], [-4.75, 34.35], [-5.0, 34.25], [-5.53, 34.47], [-5.68, 34.82], [-6.03, 34.97], [-6.25, 35.5], [-6.15, 35.75], [-6.25, 36.0], [-6.15, 36.25]]]]}, "2014-08-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-6.15, 36.25], [-6.25, 36.5], [-6.03, 37.03], [-5.5, 37.25], [-5.25, 37.15], [-5.18, 37.18], [-5.03, 37.53], [-4.5, 37.75], [-3.97, 37.53], [-3.82, 37.18], [-3.75, 37.15], [-3.5, 37.25], [-2.97, 37.03], [-2.75, 36.5], [-2.85, 36.25], [-2.82, 36.18], [-2.47, 36.03], [-2.32, 35.68], [-2.25, 35.65], [-2.0, 35.75], [-1.47, 35.53], [-1.25, 35.0], [-1.47, 34.47], [-1.82, 34.32], [-1.97, 33.97], [-2.5, 33.75], [-2.75, 33.85], [-3.0, 33.75], [-3.53, 33.97], [-3.68, 34.32], [-3.75, 34.35], [-4.0, 34.25], [-4.25, 34.35], [-4.5, 34.25], [-4.75, 34.35], [-5.0, 34.25], [-5.53, 34.47], [-5.68, 34.82], [-6.03, 34.97], [-6.25, 35.5], [-6.15, 35.75], [-6.25, 36.0], [-6.15, 36.25]]]]}, "2014-08-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-6.15, 36.25], [-6.25, 36.5], [-6.03, 37.03], [-5.5, 37.25], [-5.25, 37.15], [-5.18, 37.18], [-5.03, 37.53], [-4.5, 37.75], [-3.97, 37.53], [-3.82, 37.18], [-3.75, 37.15], [-3.5, 37.25], [-2.97, 37.03], [-2.82, 36.68], [-2.47, 36.53], [-2.25, 36.0], [-2.35, 35.75], [-2.32, 35.68], [-2.25, 35.65], [-2.0, 35.75], [-1.47, 35.53], [-1.25, 35.0], [-1.47, 34.47], [-1.82, 34.32], [-1.97, 33.97], [-2.5, 33.75], [-2.75, 33.85], [-3.0, 33.75], [-3.53, 33.97], [-3.68, 34.32], [-3.75, 34.35], [-4.0, 34.25], [-4.25, 34.35], [-4.5, 34.25], [-4.75, 34.35], [-5.0, 34.25], [-5.53, 34.47], [-5.68, 34.82], [-6.03, 34.97], [-6.25, 35.5], [-6.15, 35.75], [-6.25, 36.0], [-6.15, 36.25]]]]}, "2014-08-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-5.25, 36.0], [-5.03, 36.53], [-4.5, 36.75], [-4.25, 36.65], [-4.18, 36.68], [-4.03, 37.03], [-3.5, 37.25], [-2.97, 37.03], [-2.82, 36.68], [-2.47, 36.53], [-2.25, 36.0], [-2.47, 35.47], [-3.0, 35.25], [-3.25, 35.35], [-3.32, 35.32], [-3.47, 34.97], [-4.0, 34.75], [-4.53, 34.97], [-4.68, 35.32], [-5.03, 35.47], [-5.25, 36.0]]]]}, "2014-08-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-4.53, 35.47], [-4.75, 36.0], [-4.53, 36.53], [-4.0, 36.75], [-3.75, 36.65], [-3.5, 36.75], [-3.25, 36.65], [-3.0, 36.75], [-2.47, 36.53], [-2.25, 36.0], [-2.47, 35.47], [-3.0, 35.25], [-3.25, 35.35], [-3.5, 35.25], [-3.75, 35.35], [-4.0, 35.25], [-4.53, 35.47]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.663021283875992}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.562232694869153}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.400460249314904, 27.368810909513968, 26.74956155232786, 26.876149453534424, 24.899354015553286, 24.745520447659203]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.400460249314904, 32.13203523070928, 31.590475021298005, 31.7459598497893, 25.252031319233026, 24.854530280309973]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": 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