{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:32.169377", "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-May-24_to_2014-May-27_49.0_7.0"}, "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": 2014050002588}, "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 24 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 27 2014"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 52116.75612245905}, "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": ["Somalia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.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": ["Indian 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": 7.0}, "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": 49.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "49.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 47.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 50.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 5.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 8.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-05-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[47.85, 6.25], [47.75, 6.5], [47.85, 6.75], [47.75, 7.0], [47.97, 7.53], [48.32, 7.68], [48.47, 8.03], [48.82, 8.18], [48.97, 8.53], [49.32, 8.68], [49.47, 9.03], [50.0, 9.25], [50.53, 9.03], [50.75, 8.5], [50.65, 8.25], [50.75, 8.0], [50.53, 7.47], [50.18, 7.32], [50.03, 6.97], [49.68, 6.82], [49.65, 6.75], [49.75, 6.5], [49.65, 6.25], [49.75, 6.0], [49.53, 5.47], [49.18, 5.32], [49.03, 4.97], [48.5, 4.75], [47.97, 4.97], [47.75, 5.5], [47.85, 5.75], [47.75, 6.0], [47.85, 6.25]]]]}, "2014-05-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[47.47, 9.03], [48.0, 9.25], [48.53, 9.03], [48.68, 8.68], [48.75, 8.65], [49.0, 8.75], [49.25, 8.65], [49.32, 8.68], [49.47, 9.03], [50.0, 9.25], [50.53, 9.03], [50.75, 8.5], [50.65, 8.25], [50.75, 8.0], [50.53, 7.47], [50.18, 7.32], [50.03, 6.97], [49.68, 6.82], [49.65, 6.75], [49.75, 6.5], [49.65, 6.25], [49.75, 6.0], [49.53, 5.47], [49.18, 5.32], [49.03, 4.97], [48.5, 4.75], [47.97, 4.97], [47.75, 5.5], [47.85, 5.75], [47.75, 6.0], [47.85, 6.25], [47.75, 6.5], [47.85, 6.75], [47.75, 7.0], [47.85, 7.25], [47.82, 7.32], [47.47, 7.47], [47.25, 8.0], [47.35, 8.25], [47.25, 8.5], [47.47, 9.03]]]]}, "2014-05-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[47.47, 9.03], [48.0, 9.25], [48.53, 9.03], [48.68, 8.68], [48.75, 8.65], [49.0, 8.75], [49.25, 8.65], [49.32, 8.68], [49.47, 9.03], [50.0, 9.25], [50.53, 9.03], [50.75, 8.5], [50.65, 8.25], [50.75, 8.0], [50.53, 7.47], [50.18, 7.32], [50.03, 6.97], [49.68, 6.82], [49.65, 6.75], [49.75, 6.5], [49.65, 6.25], [49.75, 6.0], [49.53, 5.47], [49.18, 5.32], [49.03, 4.97], [48.5, 4.75], [47.97, 4.97], [47.75, 5.5], [47.85, 5.75], [47.75, 6.0], [47.85, 6.25], [47.75, 6.5], [47.85, 6.75], [47.75, 7.0], [47.85, 7.25], [47.82, 7.32], [47.47, 7.47], [47.25, 8.0], [47.35, 8.25], [47.25, 8.5], [47.47, 9.03]]]]}, "2014-05-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[47.47, 9.03], [48.0, 9.25], [48.53, 9.03], [48.68, 8.68], [48.75, 8.65], [49.0, 8.75], [49.25, 8.65], [49.5, 8.75], [50.03, 8.53], [50.25, 8.0], [50.03, 7.47], [49.68, 7.32], [49.65, 7.25], [49.75, 7.0], [49.53, 6.47], [49.0, 6.25], [48.47, 6.47], [48.32, 6.82], [47.97, 6.97], [47.82, 7.32], [47.47, 7.47], [47.25, 8.0], [47.35, 8.25], [47.25, 8.5], [47.47, 9.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.4559827784199797}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.2150954360882897}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [30.60214355060799, 30.546637418049045, 30.685665391880548, 29.833348531207264]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [32.33025882070871, 32.61890711066218, 32.80087074014085, 31.2070713523662]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.933879499907955, 2.298861384752717, 2.4489102991498224, 1.9620601154411261]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.814945506103413, 3.138701089853498, 3.4559827784199797, 2.2688590411822247]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.665629085021183, 1.8532956938144425, 2.0330763440770525, 1.4545593018828809]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.2058088415096213, 2.344467532063819, 2.886519017947058, 1.786235861341233]}}