{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:06:30.779488", "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": "2016-Oct-16_to_2016-Oct-19_345.5_26.0"}, "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": 2016100002126}, "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": "October 16 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 19 2016"}, "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": 50847.72847506096}, "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": ["Morocco"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Sahara"]}, "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": ["North Atlantic 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": 26.0}, "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": 345.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "345.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 342.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 346.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 21.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 26.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-10-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-14.5, 26.75], [-13.97, 26.53], [-13.75, 26.0], [-13.97, 25.47], [-14.5, 25.25], [-15.03, 25.47], [-15.25, 26.0], [-15.03, 26.53], [-14.5, 26.75]]]]}, "2016-10-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-17.25, 22.5], [-17.15, 22.75], [-17.25, 23.0], [-17.03, 23.53], [-16.68, 23.68], [-16.53, 24.03], [-16.18, 24.18], [-16.03, 24.53], [-15.68, 24.68], [-15.53, 25.03], [-15.18, 25.18], [-15.15, 25.25], [-15.25, 25.5], [-15.15, 25.75], [-15.25, 26.0], [-15.03, 26.53], [-14.5, 26.75], [-14.25, 26.65], [-14.0, 26.75], [-13.47, 26.53], [-13.25, 26.0], [-13.35, 25.75], [-13.25, 25.5], [-13.35, 25.25], [-13.25, 25.0], [-13.47, 24.47], [-13.82, 24.32], [-13.97, 23.97], [-14.5, 23.75], [-14.75, 23.85], [-14.82, 23.82], [-14.85, 23.75], [-14.75, 23.5], [-14.85, 23.25], [-14.75, 23.0], [-14.97, 22.47], [-15.32, 22.32], [-15.47, 21.97], [-15.82, 21.82], [-15.97, 21.47], [-16.32, 21.32], [-16.47, 20.97], [-17.0, 20.75], [-17.53, 20.97], [-17.75, 21.5], [-17.53, 22.03], [-17.18, 22.18], [-17.15, 22.25], [-17.25, 22.5]]]]}, "2016-10-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-17.25, 22.5], [-17.15, 22.75], [-17.25, 23.0], [-17.03, 23.53], [-16.68, 23.68], [-16.53, 24.03], [-16.18, 24.18], [-16.03, 24.53], [-15.68, 24.68], [-15.53, 25.03], [-15.18, 25.18], [-15.15, 25.25], [-15.25, 25.5], [-15.15, 25.75], [-15.25, 26.0], [-15.03, 26.53], [-14.5, 26.75], [-14.25, 26.65], [-14.0, 26.75], [-13.47, 26.53], [-13.25, 26.0], [-13.35, 25.75], [-13.25, 25.5], [-13.35, 25.25], [-13.25, 25.0], [-13.47, 24.47], [-13.82, 24.32], [-13.97, 23.97], [-14.5, 23.75], [-14.75, 23.85], [-14.82, 23.82], [-14.85, 23.75], [-14.75, 23.5], [-14.85, 23.25], [-14.75, 23.0], [-14.97, 22.47], [-15.32, 22.32], [-15.47, 21.97], [-15.82, 21.82], [-15.97, 21.47], [-16.32, 21.32], [-16.47, 20.97], [-17.0, 20.75], [-17.53, 20.97], [-17.75, 21.5], [-17.53, 22.03], [-17.18, 22.18], [-17.15, 22.25], [-17.25, 22.5]]]]}, "2016-10-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-17.25, 22.5], [-17.15, 22.75], [-17.25, 23.0], [-17.03, 23.53], [-16.68, 23.68], [-16.53, 24.03], [-16.18, 24.18], [-16.03, 24.53], [-15.68, 24.68], [-15.53, 25.03], [-15.18, 25.18], [-15.15, 25.25], [-15.25, 25.5], [-15.15, 25.75], [-15.25, 26.0], [-15.03, 26.53], [-14.5, 26.75], [-14.25, 26.65], [-14.0, 26.75], [-13.47, 26.53], [-13.25, 26.0], [-13.35, 25.75], [-13.25, 25.5], [-13.35, 25.25], [-13.25, 25.0], [-13.47, 24.47], [-13.82, 24.32], [-13.97, 23.97], [-14.5, 23.75], [-14.75, 23.85], [-14.82, 23.82], [-14.85, 23.75], [-14.75, 23.5], [-14.85, 23.25], [-14.75, 23.0], [-14.97, 22.47], [-15.32, 22.32], [-15.47, 21.97], [-15.82, 21.82], [-15.97, 21.47], [-16.32, 21.32], [-16.47, 20.97], [-17.0, 20.75], [-17.53, 20.97], [-17.75, 21.5], [-17.53, 22.03], [-17.18, 22.18], [-17.15, 22.25], [-17.25, 22.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.048518618194464}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.9456637051584225}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [23.369725074550956, 27.867470945432046, 27.090004550816502, 26.72244016441573]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [23.369725074550956, 30.502711859292674, 30.350824469630027, 30.35375807445206]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.4000826647872486, 4.5648317561619045, 3.878006852457964, 3.5355736757649083]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.4000826647872486, 6.048518618194464, 4.93662462263876, 5.016337829950373]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.0036047133020036, 2.2475029781670717, 1.8761062060359468, 1.6502943799826757]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.0036047133020036, 3.882619070830587, 2.225325102323138, 2.035986249971732]}}