{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:46:15.972698", "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": "2010-Nov-21_to_2010-Nov-29_29.5_-3.5"}, "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": 2010110002193}, "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": "November 21 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 29 2010"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 9}, "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": 478777.59316988435}, "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": ["Burundi", "Congo DRC", "Kenya", "Rwanda", "Tanzania", "Zambia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Central-Africa", "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": -3.5}, "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": 29.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "29.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 25.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 35.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -11.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -0.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-11-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[34.47, -1.47], [34.82, -1.32], [34.97, -0.97], [35.5, -0.75], [36.03, -0.97], [36.25, -1.5], [36.15, -1.75], [36.25, -2.0], [36.03, -2.53], [35.68, -2.68], [35.53, -3.03], [35.0, -3.25], [34.47, -3.03], [34.25, -2.5], [34.35, -2.25], [34.25, -2.0], [34.47, -1.47]]]]}, "2010-11-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[34.25, -1.5], [34.35, -1.25], [34.25, -1.0], [34.47, -0.47], [35.0, -0.25], [35.53, -0.47], [35.68, -0.82], [36.03, -0.97], [36.25, -1.5], [36.15, -1.75], [36.25, -2.0], [36.03, -2.53], [35.68, -2.68], [35.53, -3.03], [35.0, -3.25], [34.75, -3.15], [34.5, -3.25], [33.97, -3.03], [33.75, -2.5], [33.97, -1.97], [34.32, -1.82], [34.35, -1.75], [34.25, -1.5]]]]}, "2010-11-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[34.25, -1.5], [34.35, -1.25], [34.25, -1.0], [34.47, -0.47], [35.0, -0.25], [35.53, -0.47], [35.68, -0.82], [36.03, -0.97], [36.25, -1.5], [36.15, -1.75], [36.25, -2.0], [36.03, -2.53], [35.68, -2.68], [35.53, -3.03], [35.0, -3.25], [34.75, -3.15], [34.5, -3.25], [33.97, -3.03], [33.75, -2.5], [33.97, -1.97], [34.32, -1.82], [34.35, -1.75], [34.25, -1.5]]]]}, "2010-11-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[29.0, -6.25], [29.53, -6.47], [29.75, -7.0], [29.65, -7.25], [29.75, -7.5], [29.53, -8.03], [29.0, -8.25], [28.47, -8.03], [28.25, -7.5], [28.35, -7.25], [28.25, -7.0], [28.47, -6.47], [29.0, -6.25]]], [[[34.35, -1.75], [34.25, -1.5], [34.35, -1.25], [34.25, -1.0], [34.47, -0.47], [35.0, -0.25], [35.53, -0.47], [35.68, -0.82], [36.03, -0.97], [36.25, -1.5], [36.03, -2.03], [35.68, -2.18], [35.65, -2.25], [35.75, -2.5], [35.53, -3.03], [35.0, -3.25], [34.75, -3.15], [34.68, -3.18], [34.53, -3.53], [34.0, -3.75], [33.47, -3.53], [33.25, -3.0], [33.47, -2.47], [33.82, -2.32], [33.97, -1.97], [34.32, -1.82], [34.35, -1.75]]]]}, "2010-11-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[25.47, -7.97], [26.0, -7.75], [26.53, -7.97], [26.7, -8.37], [27.0, -8.25], [27.53, -8.47], [27.68, -8.82], [28.03, -8.97], [28.25, -9.5], [28.15, -9.75], [28.25, -10.0], [28.03, -10.53], [27.5, -10.75], [26.97, -10.53], [26.75, -10.0], [26.53, -10.53], [26.0, -10.75], [25.47, -10.53], [25.25, -10.0], [25.47, -9.47], [26.0, -9.25], [25.47, -9.03], [25.25, -8.5], [25.47, -7.97]], [[26.85, -9.75], [26.82, -9.68], [26.57, -9.57], [26.75, -10.0], [26.85, -9.75]], [[26.43, -9.43], [26.3, -9.12], [26.0, -9.25], [26.43, -9.43]]], [[[32.25, -7.0], [32.47, -6.47], [33.0, -6.25], [33.53, -6.47], [33.75, -7.0], [33.53, -7.53], [33.0, -7.75], [32.47, -7.53], [32.25, -7.0]]], [[[28.25, -8.5], [28.46, -8.0], [28.25, -7.5], [28.35, -7.25], [28.25, -7.0], [28.35, -6.75], [28.25, -6.5], [28.47, -5.97], [29.0, -5.75], [29.3, -5.87], [29.35, -5.75], [29.25, -5.5], [29.35, -5.25], [29.25, -5.0], [29.47, -4.47], [30.0, -4.25], [30.25, -4.35], [30.5, -4.25], [30.75, -4.35], [30.82, -4.32], [30.85, -4.25], [30.75, -4.0], [30.85, -3.75], [30.75, -3.5], [30.93, -3.07], [30.5, -3.25], [30.07, -3.07], [30.25, -3.5], [30.03, -4.03], [29.5, -4.25], [29.0, -4.04], [28.5, -4.25], [27.97, -4.03], [27.75, -3.5], [27.97, -2.97], [28.38, -2.8], [28.25, -2.5], [28.35, -2.25], [28.25, -2.0], [28.47, -1.47], [29.0, -1.25], [29.53, -1.47], [29.75, -2.0], [29.65, -2.25], [29.75, -2.5], [29.97, -1.97], [30.5, -1.75], [31.03, -1.97], [31.25, -2.5], [31.07, -2.93], [31.5, -2.75], [32.03, -2.97], [32.18, -3.32], [32.25, -3.35], [32.5, -3.25], [32.8, -3.38], [32.85, -3.25], [32.82, -3.18], [32.47, -3.03], [32.25, -2.5], [32.35, -2.25], [32.32, -2.18], [31.97, -2.03], [31.75, -1.5], [31.97, -0.97], [32.5, -0.75], [32.75, -0.85], [33.0, -0.75], [33.25, -0.85], [33.5, -0.75], [34.03, -0.97], [34.25, -1.5], [34.35, -1.25], [34.25, -1.0], [34.47, -0.47], [35.0, -0.25], [35.53, -0.47], [35.68, -0.82], [36.03, -0.97], [36.25, -1.5], [36.03, -2.03], [35.68, -2.18], [35.65, -2.25], [35.75, -2.5], [35.53, -3.03], [35.0, -3.25], [34.75, -3.15], [34.68, -3.18], [34.53, -3.53], [34.18, -3.68], [34.04, -4.0], [34.25, -4.5], [34.03, -5.03], [33.68, -5.18], [33.53, -5.53], [33.18, -5.68], [33.03, -6.03], [32.5, -6.25], [32.25, -6.15], [32.18, -6.18], [32.15, -6.25], [32.25, -6.5], [32.04, -7.0], [32.25, -7.5], [32.15, -7.75], [32.25, -8.0], [32.03, -8.53], [31.68, -8.68], [31.65, -8.75], [31.75, -9.0], [31.53, -9.53], [31.0, -9.75], [30.7, -9.62], [30.53, -10.03], [30.0, -10.25], [29.75, -10.15], [29.5, -10.25], [29.25, -10.15], [29.0, -10.25], [28.47, -10.03], [28.25, -9.5], [28.35, -9.25], [28.25, -9.0], [28.35, -8.75], [28.25, -8.5]], [[29.63, -2.8], [29.93, -2.93], [29.75, -2.5], [29.63, -2.8]], [[34.15, -1.75], [34.2, -1.88], [34.32, -1.82], [34.35, -1.75], [34.25, -1.5], [34.15, -1.75]]]]}, "2010-11-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[24.96, -10.0], [24.75, -9.5], [24.97, -8.97], [25.32, -8.82], [25.35, -8.75], [25.25, -8.5], [25.47, -7.97], [26.0, -7.75], [26.53, -7.97], [26.68, -8.32], [26.75, -8.35], [26.82, -8.32], [26.97, -7.97], [27.5, -7.75], [27.8, -7.87], [27.97, -7.47], [28.32, -7.32], [28.35, -7.25], [28.25, -7.0], [28.35, -6.75], [28.25, -6.5], [28.35, -6.25], [28.25, -6.0], [28.35, -5.75], [28.25, -5.5], [28.35, -5.25], [28.25, -5.0], [28.46, -4.5], [28.32, -4.18], [27.97, -4.03], [27.75, -3.5], [27.97, -2.97], [28.38, -2.8], [28.25, -2.5], [28.35, -2.25], [28.25, -2.0], [28.47, -1.47], [28.82, -1.32], [28.97, -0.97], [29.5, -0.75], [30.03, -0.97], [30.25, -1.5], [30.13, -1.8], [30.25, -1.85], [30.5, -1.75], [31.03, -1.97], [31.25, -2.5], [31.47, -1.97], [31.88, -1.8], [31.75, -1.5], [31.97, -0.97], [32.5, -0.75], [32.75, -0.85], [33.0, -0.75], [33.25, -0.85], [33.5, -0.75], [34.03, -0.97], [34.25, -1.5], [34.15, -1.75], [34.25, -2.0], [34.15, -2.25], [34.18, -2.32], [34.53, -2.47], [34.75, -3.0], [34.53, -3.53], [34.18, -3.68], [34.04, -4.0], [34.25, -4.5], [34.03, -5.03], [33.68, -5.18], [33.65, -5.25], [33.75, -5.5], [33.65, -5.75], [33.75, -6.0], [33.65, -6.25], [33.75, -6.5], [33.65, -6.75], [33.75, -7.0], [33.53, -7.53], [33.0, -7.75], [32.75, -7.65], [32.5, -7.75], [32.2, -7.62], [32.15, -7.75], [32.25, -8.0], [32.03, -8.53], [31.68, -8.68], [31.65, -8.75], [31.75, -9.0], [31.53, -9.53], [31.18, -9.68], [31.03, -10.03], [30.68, -10.18], [30.53, -10.53], [30.18, -10.68], [30.03, -11.03], [29.5, -11.25], [29.25, -11.15], [29.0, -11.25], [28.75, -11.15], [28.68, -11.18], [28.53, -11.53], [28.0, -11.75], [27.75, -11.65], [27.5, -11.75], [27.0, -11.54], [26.5, -11.75], [26.25, -11.65], [26.0, -11.75], [25.75, -11.65], [25.5, -11.75], [24.97, -11.53], [24.75, -11.0], [24.85, -10.75], [24.75, -10.5], [24.96, -10.0]], [[31.13, -2.8], [31.25, -2.85], [31.38, -2.8], [31.25, -2.5], [31.13, -2.8]]]]}, "2010-11-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[24.96, -10.0], [24.75, -9.5], [24.97, -8.97], [25.32, -8.82], [25.35, -8.75], [25.25, -8.5], [25.47, -7.97], [26.0, -7.75], [26.53, -7.97], [26.68, -8.32], [26.75, -8.35], [26.82, -8.32], [26.97, -7.97], [27.5, -7.75], [27.8, -7.87], [27.97, -7.47], [28.32, -7.32], [28.35, -7.25], [28.25, -7.0], [28.35, -6.75], [28.25, -6.5], [28.35, -6.25], [28.25, -6.0], [28.35, -5.75], [28.25, -5.5], [28.35, -5.25], [28.25, -5.0], [28.46, -4.5], [28.32, -4.18], [27.97, -4.03], [27.75, -3.5], [27.97, -2.97], [28.32, -2.82], [28.35, -2.75], [28.25, -2.5], [28.35, -2.25], [28.25, -2.0], [28.47, -1.47], [28.82, -1.32], [28.97, -0.97], [29.5, -0.75], [30.03, -0.97], [30.25, -1.5], [30.13, -1.8], [30.25, -1.85], [30.5, -1.75], [31.03, -1.97], [31.25, -2.5], [31.47, -1.97], [31.88, -1.8], [31.75, -1.5], [31.97, -0.97], [32.5, -0.75], [32.75, -0.85], [33.0, -0.75], [33.25, -0.85], [33.5, -0.75], [34.03, -0.97], [34.25, -1.5], [34.15, -1.75], [34.25, -2.0], [34.15, -2.25], [34.18, -2.32], [34.53, -2.47], [34.75, -3.0], [34.53, -3.53], [34.18, -3.68], [34.04, -4.0], [34.25, -4.5], [34.03, -5.03], [33.68, -5.18], [33.65, -5.25], [33.75, -5.5], [33.65, -5.75], [33.75, -6.0], [33.65, -6.25], [33.75, -6.5], [33.65, -6.75], [33.75, -7.0], [33.53, -7.53], [33.0, -7.75], [32.75, -7.65], [32.5, -7.75], [32.2, -7.62], [32.15, -7.75], [32.25, -8.0], [32.03, -8.53], [31.68, -8.68], [31.65, -8.75], [31.75, -9.0], [31.53, -9.53], [31.18, -9.68], [31.03, -10.03], [30.68, -10.18], [30.53, -10.53], [30.18, -10.68], [30.03, -11.03], [29.5, -11.25], [29.25, -11.15], [29.0, -11.25], [28.75, -11.15], [28.68, -11.18], [28.53, -11.53], [28.0, -11.75], [27.75, -11.65], [27.5, -11.75], [27.0, -11.54], [26.5, -11.75], [26.25, -11.65], [26.0, -11.75], [25.75, -11.65], [25.5, -11.75], [24.97, -11.53], [24.75, -11.0], [24.85, -10.75], [24.75, -10.5], [24.96, -10.0]], [[31.13, -2.8], [31.25, -2.85], [31.38, -2.8], [31.25, -2.5], [31.13, -2.8]]]]}, "2010-11-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[24.96, -10.0], [24.75, -9.5], [24.97, -8.97], [25.32, -8.82], [25.35, -8.75], [25.25, -8.5], [25.47, -7.97], [26.0, -7.75], [26.53, -7.97], [26.68, -8.32], [26.75, -8.35], [26.82, -8.32], [26.97, -7.97], [27.5, -7.75], [27.8, -7.87], [27.97, -7.47], [28.32, -7.32], [28.35, -7.25], [28.25, -7.0], [28.35, -6.75], [28.25, -6.5], [28.35, -6.25], [28.25, -6.0], [28.35, -5.75], [28.25, -5.5], [28.35, -5.25], [28.25, -5.0], [28.46, -4.5], [28.32, -4.18], [27.97, -4.03], [27.75, -3.5], [27.97, -2.97], [28.32, -2.82], [28.35, -2.75], [28.25, -2.5], [28.35, -2.25], [28.25, -2.0], [28.47, -1.47], [28.82, -1.32], [28.97, -0.97], [29.5, -0.75], [30.03, -0.97], [30.25, -1.5], [30.13, -1.8], [30.25, -1.85], [30.5, -1.75], [31.03, -1.97], [31.25, -2.5], [31.47, -1.97], [32.0, -1.75], [32.25, -1.85], [32.38, -1.8], [32.25, -1.5], [32.47, -0.97], [33.0, -0.75], [33.53, -0.97], [33.75, -1.5], [33.63, -1.8], [34.03, -1.97], [34.18, -2.32], [34.53, -2.47], [34.75, -3.0], [34.53, -3.53], [34.18, -3.68], [34.04, -4.0], [34.25, -4.5], [34.03, -5.03], [33.68, -5.18], [33.65, -5.25], [33.75, -5.5], [33.65, -5.75], [33.75, -6.0], [33.65, -6.25], [33.75, -6.5], [33.65, -6.75], [33.75, -7.0], [33.53, -7.53], [33.0, -7.75], [32.75, -7.65], [32.5, -7.75], [32.2, -7.62], [32.15, -7.75], [32.25, -8.0], [32.03, -8.53], [31.68, -8.68], [31.65, -8.75], [31.75, -9.0], [31.53, -9.53], [31.18, -9.68], [31.03, -10.03], [30.68, -10.18], [30.53, -10.53], [30.18, -10.68], [30.03, -11.03], [29.5, -11.25], [29.25, -11.15], [29.0, -11.25], [28.75, -11.15], [28.68, -11.18], [28.53, -11.53], [28.0, -11.75], [27.75, -11.65], [27.5, -11.75], [27.0, -11.54], [26.5, -11.75], [26.25, -11.65], [26.0, -11.75], [25.75, -11.65], [25.5, -11.75], [24.97, -11.53], [24.75, -11.0], [24.85, -10.75], [24.75, -10.5], [24.96, -10.0]], [[31.13, -2.8], [31.25, -2.85], [31.38, -2.8], [31.25, -2.5], [31.13, -2.8]]]]}, "2010-11-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[28.35, -3.25], [28.25, -3.0], [28.47, -2.47], [29.0, -2.25], [29.25, -2.35], [29.5, -2.25], [28.97, -2.03], [28.75, -1.5], [28.97, -0.97], [29.5, -0.75], [30.03, -0.97], [30.25, -1.5], [30.07, -1.93], [30.5, -1.75], [31.03, -1.97], [31.25, -2.5], [31.13, -2.8], [31.25, -2.85], [31.5, -2.75], [32.03, -2.97], [32.25, -3.5], [32.15, -3.75], [32.25, -4.0], [32.15, -4.25], [32.18, -4.32], [32.25, -4.35], [32.5, -4.25], [32.8, -4.38], [32.97, -3.97], [33.5, -3.75], [34.03, -3.97], [34.25, -4.5], [34.03, -5.03], [33.63, -5.2], [33.75, -5.5], [33.65, -5.75], [33.75, -6.0], [33.65, -6.25], [33.75, -6.5], [33.65, -6.75], [33.75, -7.0], [33.53, -7.53], [33.0, -7.75], [32.75, -7.65], [32.5, -7.75], [32.2, -7.62], [32.15, -7.75], [32.25, -8.0], [32.03, -8.53], [31.5, -8.75], [30.97, -8.53], [30.75, -8.0], [30.85, -7.75], [30.75, -7.5], [30.96, -7.0], [30.75, -6.5], [30.97, -5.97], [31.32, -5.82], [31.46, -5.5], [31.32, -5.18], [30.97, -5.03], [30.75, -4.5], [30.85, -4.25], [30.82, -4.18], [30.5, -4.04], [30.18, -4.18], [30.03, -4.53], [29.5, -4.75], [29.25, -4.65], [29.0, -4.75], [28.47, -4.53], [28.25, -4.0], [28.35, -3.75], [28.25, -3.5], [28.35, -3.25]], [[29.75, -2.35], [29.82, -2.32], [29.93, -2.07], [29.5, -2.25], [29.75, -2.35]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.27512455828321}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.2202162418383535}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [21.701103310514725, 22.56132999156074, 22.132652166372395, 22.814781859678078, 24.00047176743618, 24.16268353739008, 24.289144740728318, 24.538314244825074, 24.110104819066635]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [23.482441349227543, 25.038558798448662, 24.702177549368628, 25.760345321939894, 28.09069973035588, 28.220112614428956, 28.007806956341597, 28.9858494401995, 28.373576263617508]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.733803037820536, 2.1822342267464756, 1.8199895591680664, 1.9660183544113972, 1.9279591901284387, 2.128204293475246, 2.2488983834136516, 2.506683814372604, 2.2087768510528596]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.1604953500337842, 2.558939356035239, 2.3244647107285346, 2.6202638956984288, 3.313920264208491, 3.704853423278678, 3.5800481702752904, 4.27512455828321, 3.3382977066672765]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4866995546227324, 1.7662385950232917, 1.4333233589678496, 1.509020939458627, 1.5772260133178697, 1.84081486401128, 1.9944047715139028, 2.1872180966356596, 1.5799214098081678]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7209395770002667, 1.9564322930965772, 1.5569341418522196, 1.6479464873604885, 2.1394617961737437, 2.9202563813095987, 3.2391376129581197, 3.0532631400276675, 2.280968384210259]}}