{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:52:54.981560", "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": "2024-Aug-03_to_2024-Aug-21_34.5_-13.0"}, "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": 2024080001200}, "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 03 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 21 2024"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 19}, "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": 93983.88918909844}, "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": ["Malawi", "Mozambique", "Tanzania"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Southern-Africa", "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": -13.0}, "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": 34.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "34.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 33.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 36.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -14.25}, "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": {"2024-08-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[34.5, -10.25], [35.03, -10.47], [35.25, -11.0], [35.03, -11.53], [34.5, -11.75], [33.97, -11.53], [33.75, -11.0], [33.97, -10.47], [34.5, -10.25]]]]}, "2024-08-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.25, -13.5], [33.47, -12.97], [33.82, -12.82], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.75, -12.0], [33.85, -11.75], [33.75, -11.5], [33.85, -11.25], [33.75, -11.0], [33.97, -10.47], [34.5, -10.25], [35.03, -10.47], [35.25, -11.0], [35.15, -11.25], [35.25, -11.5], [35.15, -11.75], [35.25, -12.0], [35.15, -12.25], [35.25, -12.5], [35.15, -12.75], [35.25, -13.0], [35.15, -13.25], [35.18, -13.32], [35.53, -13.47], [35.75, -14.0], [35.53, -14.53], [35.0, -14.75], [34.75, -14.65], [34.5, -14.75], [33.97, -14.53], [33.82, -14.18], [33.47, -14.03], [33.25, -13.5]]]]}, "2024-08-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.25, -13.5], [33.47, -12.97], [33.82, -12.82], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.75, -12.0], [33.85, -11.75], [33.75, -11.5], [33.85, -11.25], [33.75, -11.0], [33.85, -10.75], [33.75, -10.5], [33.97, -9.97], [34.5, -9.75], [35.03, -9.97], [35.25, -10.5], [35.15, -10.75], [35.25, -11.0], [35.15, -11.25], [35.25, -11.5], [35.15, -11.75], [35.25, -12.0], [35.15, -12.25], [35.25, -12.5], [35.15, -12.75], [35.25, -13.0], [35.15, -13.25], [35.18, -13.32], [35.53, -13.47], [35.75, -14.0], [35.53, -14.53], [35.0, -14.75], [34.75, -14.65], [34.5, -14.75], [33.97, -14.53], [33.82, -14.18], [33.47, -14.03], [33.25, -13.5]]]]}, "2024-08-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.25, -13.5], [33.47, -12.97], [33.82, -12.82], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.75, -12.0], [33.85, -11.75], [33.75, -11.5], [33.85, -11.25], [33.75, -11.0], [33.85, -10.75], [33.75, -10.5], [33.97, -9.97], [34.5, -9.75], [35.03, -9.97], [35.25, -10.5], [35.15, -10.75], [35.25, -11.0], [35.15, -11.25], [35.25, -11.5], [35.15, -11.75], [35.25, -12.0], [35.15, -12.25], [35.25, -12.5], [35.15, -12.75], [35.25, -13.0], [35.15, -13.25], [35.18, -13.32], [35.53, -13.47], [35.75, -14.0], [35.53, -14.53], [35.0, -14.75], [34.75, -14.65], [34.5, -14.75], [33.97, -14.53], [33.82, -14.18], [33.47, -14.03], [33.25, -13.5]]]]}, "2024-08-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.85, -12.25], [33.75, -12.0], [33.85, -11.75], [33.75, -11.5], [33.85, -11.25], [33.75, -11.0], [33.85, -10.75], [33.75, -10.5], [33.97, -9.97], [34.5, -9.75], [35.03, -9.97], [35.25, -10.5], [35.15, -10.75], [35.25, -11.0], [35.15, -11.25], [35.25, -11.5], [35.15, -11.75], [35.25, -12.0], [35.15, -12.25], [35.25, -12.5], [35.15, -12.75], [35.25, -13.0], [35.03, -13.53], [34.5, -13.75], [33.97, -13.53], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25]]]]}, "2024-08-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.75, -12.0], [33.85, -11.75], [33.75, -11.5], [33.85, -11.25], [33.75, -11.0], [33.97, -10.47], [34.5, -10.25], [35.03, -10.47], [35.25, -11.0], [35.15, -11.25], [35.25, -11.5], [35.15, -11.75], [35.25, -12.0], [35.15, -12.25], [35.25, -12.5], [35.15, -12.75], [35.25, -13.0], [35.15, -13.25], [35.25, -13.5], [35.03, -14.03], [34.5, -14.25], [33.97, -14.03], [33.75, -13.5], [33.85, -13.25], [33.75, -13.0], [33.85, -12.75]]]]}, "2024-08-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.85, -13.25], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.75, -12.0], [33.97, -11.47], [34.5, -11.25], [35.03, -11.47], [35.25, -12.0], [35.15, -12.25], [35.25, -12.5], [35.15, -12.75], [35.25, -13.0], [35.15, -13.25], [35.18, -13.32], [35.53, -13.47], [35.75, -14.0], [35.53, -14.53], [35.0, -14.75], [34.75, -14.65], [34.5, -14.75], [33.97, -14.53], [33.75, -14.0], [33.85, -13.75], [33.75, -13.5], [33.85, -13.25]]]]}, "2024-08-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.85, -13.25], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.75, -12.0], [33.97, -11.47], [34.5, -11.25], [35.03, -11.47], [35.25, -12.0], [35.15, -12.25], [35.25, -12.5], [35.15, -12.75], [35.25, -13.0], [35.15, -13.25], [35.18, -13.32], [35.53, -13.47], [35.75, -14.0], [35.53, -14.53], [35.0, -14.75], [34.75, -14.65], [34.5, -14.75], [33.97, -14.53], [33.75, -14.0], [33.85, -13.75], [33.75, -13.5], [33.85, -13.25]]]]}, "2024-08-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.85, -13.25], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.75, -12.0], [33.97, -11.47], [34.5, -11.25], [35.03, -11.47], [35.25, -12.0], [35.15, -12.25], [35.25, -12.5], [35.15, -12.75], [35.25, -13.0], [35.15, -13.25], [35.18, -13.32], [35.53, -13.47], [35.75, -14.0], [35.53, -14.53], [35.0, -14.75], [34.75, -14.65], [34.5, -14.75], [33.97, -14.53], [33.75, -14.0], [33.85, -13.75], [33.75, -13.5], [33.85, -13.25]]]]}, "2024-08-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[32.75, -9.0], [32.97, -8.47], [33.5, -8.25], [33.75, -8.35], [34.0, -8.25], [34.53, -8.47], [34.68, -8.82], [35.03, -8.97], [35.25, -9.5], [35.15, -9.75], [35.25, -10.0], [35.15, -10.25], [35.25, -10.5], [35.15, -10.75], [35.25, -11.0], [35.04, -11.5], [35.25, -12.0], [35.15, -12.25], [35.2, -12.37], [35.5, -12.25], [36.03, -12.47], [36.25, -13.0], [36.03, -13.53], [35.63, -13.7], [35.75, -14.0], [35.53, -14.53], [35.0, -14.75], [34.75, -14.65], [34.5, -14.75], [33.97, -14.53], [33.75, -14.0], [33.85, -13.75], [33.75, -13.5], [33.85, -13.25], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.82, -12.18], [33.47, -12.03], [33.25, -11.5], [33.47, -10.97], [33.82, -10.82], [33.85, -10.75], [33.75, -10.5], [33.85, -10.25], [33.82, -10.18], [33.47, -10.03], [33.32, -9.68], [32.97, -9.53], [32.75, -9.0]]]]}, "2024-08-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[32.97, -8.47], [33.5, -8.25], [33.75, -8.35], [34.0, -8.25], [34.53, -8.47], [34.68, -8.82], [35.03, -8.97], [35.25, -9.5], [35.15, -9.75], [35.25, -10.0], [35.15, -10.25], [35.18, -10.32], [35.25, -10.35], [35.32, -10.32], [35.47, -9.97], [36.0, -9.75], [36.53, -9.97], [36.75, -10.5], [36.65, -10.75], [36.75, -11.0], [36.53, -11.53], [36.0, -11.75], [35.75, -11.65], [35.68, -11.68], [35.63, -11.8], [36.03, -11.97], [36.25, -12.5], [36.15, -12.75], [36.25, -13.0], [36.03, -13.53], [35.63, -13.7], [35.75, -14.0], [35.53, -14.53], [35.0, -14.75], [34.75, -14.65], [34.5, -14.75], [33.97, -14.53], [33.75, -14.0], [33.85, -13.75], [33.75, -13.5], [33.85, -13.25], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.82, -12.18], [33.47, -12.03], [33.25, -11.5], [33.35, -11.25], [33.25, -11.0], [33.46, -10.5], [33.32, -10.18], [32.97, -10.03], [32.75, -9.5], [32.85, -9.25], [32.75, -9.0], [32.97, -8.47]]]]}, "2024-08-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[32.97, -8.47], [33.5, -8.25], [33.75, -8.35], [34.0, -8.25], [34.53, -8.47], [34.68, -8.82], [34.75, -8.85], [35.0, -8.75], [35.53, -8.97], [35.75, -9.5], [35.57, -9.93], [36.0, -9.75], [36.53, -9.97], [36.75, -10.5], [36.65, -10.75], [36.75, -11.0], [36.53, -11.53], [36.0, -11.75], [35.75, -11.65], [35.68, -11.68], [35.65, -11.75], [35.68, -11.82], [36.03, -11.97], [36.25, -12.5], [36.15, -12.75], [36.25, -13.0], [36.03, -13.53], [35.63, -13.7], [35.75, -14.0], [35.53, -14.53], [35.0, -14.75], [34.47, -14.53], [34.32, -14.18], [33.97, -14.03], [33.75, -13.5], [33.85, -13.25], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.82, -12.18], [33.47, -12.03], [33.25, -11.5], [33.35, -11.25], [33.25, -11.0], [33.46, -10.5], [33.32, -10.18], [32.97, -10.03], [32.75, -9.5], [32.85, -9.25], [32.75, -9.0], [32.97, -8.47]], [[35.32, -10.32], [35.43, -10.07], [35.18, -10.18], [35.15, -10.25], [35.18, -10.32], [35.25, -10.35], [35.32, -10.32]]]]}, "2024-08-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[32.97, -8.47], [33.5, -8.25], [33.75, -8.35], [34.0, -8.25], [34.53, -8.47], [34.68, -8.82], [34.75, -8.85], [35.0, -8.75], [35.25, -8.85], [35.5, -8.75], [35.75, -8.85], [36.0, -8.75], [36.53, -8.97], [36.75, -9.5], [36.54, -10.0], [36.75, -10.5], [36.65, -10.75], [36.75, -11.0], [36.53, -11.53], [36.0, -11.75], [35.75, -11.65], [35.68, -11.68], [35.65, -11.75], [35.68, -11.82], [36.03, -11.97], [36.25, -12.5], [36.15, -12.75], [36.25, -13.0], [36.03, -13.53], [35.63, -13.7], [35.75, -14.0], [35.53, -14.53], [35.0, -14.75], [34.47, -14.53], [34.32, -14.18], [33.97, -14.03], [33.75, -13.5], [33.85, -13.25], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.82, -12.18], [33.47, -12.03], [33.25, -11.5], [33.35, -11.25], [33.25, -11.0], [33.46, -10.5], [33.32, -10.18], [32.97, -10.03], [32.75, -9.5], [32.85, -9.25], [32.75, -9.0], [32.97, -8.47]]]]}, "2024-08-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.25, -10.0], [33.47, -9.47], [34.0, -9.25], [34.3, -9.37], [34.47, -8.97], [35.0, -8.75], [35.25, -8.85], [35.5, -8.75], [35.75, -8.85], [36.0, -8.75], [36.53, -8.97], [36.75, -9.5], [36.53, -10.03], [36.18, -10.18], [36.03, -10.53], [35.5, -10.75], [35.2, -10.62], [35.15, -10.75], [35.25, -11.0], [35.15, -11.25], [35.18, -11.32], [35.53, -11.47], [35.75, -12.0], [35.53, -12.53], [35.18, -12.68], [35.15, -12.75], [35.25, -13.0], [35.03, -13.53], [34.5, -13.75], [33.97, -13.53], [33.75, -13.0], [33.85, -12.75], [33.75, -12.5], [33.85, -12.25], [33.75, -12.0], [33.85, -11.75], [33.75, -11.5], [33.85, -11.25], [33.75, -11.0], [33.85, -10.75], [33.82, -10.68], [33.47, -10.53], [33.25, -10.0]]]]}, "2024-08-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[34.97, -8.97], [35.5, -8.75], [35.75, -8.85], [36.0, -8.75], [36.53, -8.97], [36.75, -9.5], [36.53, -10.03], [36.18, -10.18], [36.03, -10.53], [35.5, -10.75], [34.97, -10.53], [34.75, -10.0], [34.85, -9.75], [34.75, -9.5], [34.97, -8.97]]]]}, "2024-08-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[34.97, -8.97], [35.5, -8.75], [35.75, -8.85], [36.0, -8.75], [36.53, -8.97], [36.75, -9.5], [36.53, -10.03], [36.18, -10.18], [36.03, -10.53], [35.5, -10.75], [34.97, -10.53], [34.75, -10.0], [34.85, -9.75], [34.75, -9.5], [34.97, -8.97]]]]}, "2024-08-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.5, -9.25], [36.03, -9.47], [36.25, -10.0], [36.03, -10.53], [35.5, -10.75], [34.97, -10.53], [34.75, -10.0], [34.97, -9.47], [35.5, -9.25]]]]}, "2024-08-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.5, -9.25], [36.03, -9.47], [36.25, -10.0], [36.03, -10.53], [35.5, -10.75], [34.97, -10.53], [34.75, -10.0], [34.97, -9.47], [35.5, -9.25]]]]}, "2024-08-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.5, -9.25], [36.03, -9.47], [36.25, -10.0], [36.03, -10.53], [35.5, -10.75], [34.97, -10.53], [34.75, -10.0], [34.97, -9.47], [35.5, -9.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.1635884694298397}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8145942354771678}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [22.63486817544225, 22.82889664702884, 23.061141238088567, 23.556770770688388, 23.587079446166968, 23.511993562772943, 23.6588604011514, 23.787948553499973, 23.841428304128897, 21.289362586193818, 21.28077342995698, 21.38580118096496, 21.618743904555515, 22.630812126939475, 20.915913513677765, 21.16319531128545, 21.663140845254986, 21.536874291864876, 21.646132873755505]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [22.63486817544225, 23.970581771268257, 24.032500192856276, 24.671043712701078, 24.34068150131702, 24.055229740021502, 24.144737129203236, 24.229776986700585, 24.201247486120735, 24.295144029237747, 24.95132254257277, 24.793704889644346, 25.33286542395291, 24.98729792929288, 22.116242611331188, 22.043194549407133, 21.663140845254986, 21.536874291864876, 21.646132873755505]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2194067749979922, 1.503886271399324, 1.7209679647718417, 2.171348997953788, 1.5775664824525961, 1.3180945067162118, 1.6600696399469541, 1.7264523641401393, 1.7229196323425906, 1.7786922603572672, 1.7648548838092666, 1.9946009584239777, 2.152055228104381, 1.5127161181532358, 1.3266332451995975, 1.5338555035133368, 2.0492319854844823, 1.8736475457878328, 1.9324951156513066]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2194067749979922, 1.784226474538741, 2.4348253812070197, 2.741696571150669, 1.789072040194128, 1.447359435206863, 1.957422686082225, 2.008092533336196, 1.9727103852595747, 2.339659843429331, 2.7062286786588743, 2.6875758603463282, 3.1635884694298397, 2.002091400215022, 1.3515875962704627, 2.234601801993165, 2.0492319854844823, 1.8736475457878328, 1.9324951156513066]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.427435395399608, 1.5052056506086426, 1.7123521754148023, 2.1247872081311163, 1.671413150343593, 1.3554624905363937, 1.551891230671079, 1.605434383129151, 1.6070476690001518, 1.6577421412348534, 1.646974241707836, 1.8981980897898938, 2.0879677114398523, 1.6168542197067357, 1.47904895904804, 1.6772818861916086, 2.056587371683213, 1.8745539553029054, 1.9975880688299386]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.427435395399608, 1.6888817904097626, 1.9440294623975316, 2.490904054484566, 2.0401482019485497, 1.4826067949903683, 1.6671434571951906, 1.7345957490753807, 1.8054878624335489, 1.946896429085381, 2.195628577772389, 2.954260944769211, 3.208720536907281, 2.299241476830659, 1.5680480503880199, 2.273138015519601, 2.056587371683213, 1.8745539553029054, 1.9975880688299386]}}