{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:03:16.338637", "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": "2015-Jun-06_to_2015-Jun-08_359.0_11.0"}, "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": 2015060001752}, "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": "June 06 2015"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 08 2015"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 3}, "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": 151732.4232888454}, "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": ["Burkina Faso", "C\u00f4te d'Ivoire", "Ghana", "Togo"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Western-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": 11.0}, "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": 359.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "359.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 355.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 361.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 9.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 12.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2015-06-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-5.25, 10.5], [-5.03, 11.03], [-4.5, 11.25], [-4.25, 11.15], [-4.12, 11.2], [-4.25, 11.5], [-4.15, 11.75], [-4.25, 12.0], [-4.03, 12.53], [-3.68, 12.68], [-3.53, 13.03], [-3.0, 13.25], [-2.75, 13.15], [-2.5, 13.25], [-2.25, 13.15], [-2.0, 13.25], [-1.75, 13.15], [-1.5, 13.25], [-0.97, 13.03], [-0.75, 12.5], [-0.85, 12.25], [-0.82, 12.18], [-0.75, 12.15], [-0.5, 12.25], [-0.25, 12.15], [-0.18, 12.18], [-0.03, 12.53], [0.5, 12.75], [0.75, 12.65], [1.0, 12.75], [1.53, 12.53], [1.75, 12.0], [1.53, 11.47], [1.0, 11.25], [0.75, 11.35], [0.68, 11.32], [0.65, 11.25], [0.68, 11.18], [1.03, 11.03], [1.25, 10.5], [1.03, 9.97], [0.68, 9.82], [0.53, 9.47], [0.0, 9.25], [-0.25, 9.35], [-0.5, 9.25], [-0.75, 9.35], [-1.0, 9.25], [-1.25, 9.35], [-1.5, 9.25], [-1.75, 9.35], [-1.82, 9.32], [-1.97, 8.97], [-2.5, 8.75], [-2.75, 8.85], [-3.0, 8.75], [-3.25, 8.85], [-3.5, 8.75], [-3.75, 8.85], [-4.0, 8.75], [-4.53, 8.97], [-4.75, 9.5], [-4.65, 9.75], [-4.68, 9.82], [-5.03, 9.97], [-5.25, 10.5]]]]}, "2015-06-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-5.25, 10.5], [-5.03, 11.03], [-4.5, 11.25], [-4.25, 11.15], [-4.12, 11.2], [-4.25, 11.5], [-4.15, 11.75], [-4.25, 12.0], [-4.03, 12.53], [-3.68, 12.68], [-3.53, 13.03], [-3.0, 13.25], [-2.75, 13.15], [-2.5, 13.25], [-2.25, 13.15], [-2.0, 13.25], [-1.75, 13.15], [-1.5, 13.25], [-0.97, 13.03], [-0.75, 12.5], [-0.85, 12.25], [-0.82, 12.18], [-0.75, 12.15], [-0.5, 12.25], [-0.25, 12.15], [-0.18, 12.18], [-0.03, 12.53], [0.5, 12.75], [0.75, 12.65], [1.0, 12.75], [1.53, 12.53], [1.75, 12.0], [1.53, 11.47], [1.0, 11.25], [0.75, 11.35], [0.68, 11.32], [0.65, 11.25], [0.68, 11.18], [1.03, 11.03], [1.25, 10.5], [1.03, 9.97], [0.68, 9.82], [0.53, 9.47], [0.0, 9.25], [-0.25, 9.35], [-0.5, 9.25], [-0.75, 9.35], [-1.0, 9.25], [-1.25, 9.35], [-1.5, 9.25], [-1.75, 9.35], [-1.82, 9.32], [-1.97, 8.97], [-2.5, 8.75], [-2.75, 8.85], [-3.0, 8.75], [-3.25, 8.85], [-3.5, 8.75], [-3.75, 8.85], [-4.0, 8.75], [-4.53, 8.97], [-4.75, 9.5], [-4.65, 9.75], [-4.68, 9.82], [-5.03, 9.97], [-5.25, 10.5]]]]}, "2015-06-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-5.25, 10.5], [-5.03, 11.03], [-4.5, 11.25], [-4.25, 11.15], [-4.12, 11.2], [-4.25, 11.5], [-4.15, 11.75], [-4.25, 12.0], [-4.03, 12.53], [-3.68, 12.68], [-3.53, 13.03], [-3.0, 13.25], [-2.75, 13.15], [-2.5, 13.25], [-2.25, 13.15], [-2.0, 13.25], [-1.75, 13.15], [-1.5, 13.25], [-0.97, 13.03], [-0.75, 12.5], [-0.85, 12.25], [-0.82, 12.18], [-0.75, 12.15], [-0.5, 12.25], [-0.25, 12.15], [-0.18, 12.18], [-0.03, 12.53], [0.5, 12.75], [0.75, 12.65], [1.0, 12.75], [1.53, 12.53], [1.75, 12.0], [1.53, 11.47], [1.0, 11.25], [0.75, 11.35], [0.68, 11.32], [0.65, 11.25], [0.68, 11.18], [1.03, 11.03], [1.25, 10.5], [1.03, 9.97], [0.68, 9.82], [0.53, 9.47], [0.0, 9.25], [-0.25, 9.35], [-0.5, 9.25], [-0.75, 9.35], [-1.0, 9.25], [-1.25, 9.35], [-1.5, 9.25], [-1.75, 9.35], [-1.82, 9.32], [-1.97, 8.97], [-2.5, 8.75], [-2.75, 8.85], [-3.0, 8.75], [-3.25, 8.85], [-3.5, 8.75], [-3.75, 8.85], [-4.0, 8.75], [-4.53, 8.97], [-4.75, 9.5], [-4.65, 9.75], [-4.68, 9.82], [-5.03, 9.97], [-5.25, 10.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.824267209284585}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.66302515440147}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [31.19492790461186, 31.498011794791807, 31.564310847648244]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [33.07557016413176, 33.6681780429671, 33.799328313474916]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.417337149313645, 2.7326258407654835, 2.8391124731252817]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.1317420222186456, 3.425043183561229, 3.824267209284585]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.651820384788116, 1.8784364043889452, 1.9601285407057805]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1429949279849967, 2.256396075505261, 2.5478602984979912]}}