{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:55.637047", "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-Jul-06_to_2014-Jul-12_41.5_-1.0"}, "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": 2014070001937}, "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": "July 06 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 12 2014"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 64905.691560327956}, "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": ["Kenya", "Somalia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Eastern-Africa"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa"]}, "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": -1.0}, "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": 41.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "41.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 39.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 42.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -2.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 1.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-07-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.97, 0.53], [40.5, 0.75], [41.03, 0.53], [41.18, 0.18], [41.53, 0.03], [41.75, -0.5], [41.53, -1.03], [41.0, -1.25], [40.75, -1.15], [40.5, -1.25], [39.97, -1.03], [39.75, -0.5], [39.85, -0.25], [39.75, 0.0], [39.97, 0.53]]]]}, "2014-07-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.47, 1.03], [40.0, 1.25], [40.25, 1.15], [40.5, 1.25], [41.03, 1.03], [41.25, 0.5], [41.15, 0.25], [41.18, 0.18], [41.53, 0.03], [41.75, -0.5], [41.53, -1.03], [41.18, -1.18], [41.03, -1.53], [40.5, -1.75], [39.97, -1.53], [39.75, -1.0], [39.85, -0.75], [39.82, -0.68], [39.47, -0.53], [39.25, 0.0], [39.35, 0.25], [39.25, 0.5], [39.47, 1.03]]]]}, "2014-07-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.47, 1.03], [40.0, 1.25], [40.25, 1.15], [40.5, 1.25], [40.75, 1.15], [41.0, 1.25], [41.53, 1.03], [41.68, 0.68], [42.03, 0.53], [42.25, 0.0], [42.15, -0.25], [42.25, -0.5], [42.15, -0.75], [42.25, -1.0], [42.03, -1.53], [41.68, -1.68], [41.53, -2.03], [41.18, -2.18], [41.03, -2.53], [40.5, -2.75], [39.97, -2.53], [39.75, -2.0], [39.85, -1.75], [39.75, -1.5], [39.85, -1.25], [39.75, -1.0], [39.85, -0.75], [39.82, -0.68], [39.47, -0.53], [39.25, 0.0], [39.35, 0.25], [39.25, 0.5], [39.47, 1.03]]]]}, "2014-07-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.47, 1.03], [40.0, 1.25], [40.25, 1.15], [40.5, 1.25], [40.75, 1.15], [40.82, 1.18], [40.97, 1.53], [41.5, 1.75], [42.03, 1.53], [42.18, 1.18], [42.53, 1.03], [42.75, 0.5], [42.65, 0.25], [42.75, 0.0], [42.65, -0.25], [42.75, -0.5], [42.53, -1.03], [42.18, -1.18], [42.03, -1.53], [41.68, -1.68], [41.53, -2.03], [41.18, -2.18], [41.03, -2.53], [40.5, -2.75], [39.97, -2.53], [39.75, -2.0], [39.85, -1.75], [39.75, -1.5], [39.85, -1.25], [39.75, -1.0], [39.85, -0.75], [39.82, -0.68], [39.47, -0.53], [39.25, 0.0], [39.35, 0.25], [39.25, 0.5], [39.47, 1.03]]]]}, "2014-07-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.47, 1.03], [40.0, 1.25], [40.25, 1.15], [40.5, 1.25], [40.75, 1.15], [40.82, 1.18], [40.97, 1.53], [41.5, 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"description": "The daily evolution of mean t2m anomalies.", "value": [1.0014500198280796, 0.9485007195898366, 1.0895410693675665, 0.9293680704080559, 1.0415719681621074, 0.9397733690443033, 0.7501033915152675]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.109986888446258, 1.0434402210469784, 1.37856844704595, 1.1647412394984826, 1.2422302006967243, 1.0287685993217224, 0.7501033915152675]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3208629373865832, 1.2023736179530036, 1.375899520990821, 1.2172935824962274, 1.3755061128357102, 1.3100745348242233, 1.129941135114629]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5089035210990749, 1.2978229652786384, 1.7457979277948799, 1.5506139197161573, 1.9476251393795878, 1.3600927427010607, 1.129941135114629]}}