{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:05:51.246525", "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-Jul-03_to_2016-Jul-08_27.0_7.5"}, "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": 2016070001484}, "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": "July 03 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 08 2016"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 58047.196327291465}, "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": ["South Sudan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Central-Africa", "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": []}, "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": 7.5}, "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": 27.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "27.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 24.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 27.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 6.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 10.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-07-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[24.75, 9.0], [24.85, 9.25], [24.75, 9.5], [24.85, 9.75], [24.75, 10.0], [24.97, 10.53], [25.5, 10.75], [25.75, 10.65], [26.0, 10.75], [26.53, 10.53], [26.68, 10.18], [27.0, 10.04], [27.5, 10.25], [28.03, 10.03], [28.25, 9.5], [28.15, 9.25], [28.25, 9.0], [28.15, 8.75], [28.25, 8.5], [28.03, 7.97], [27.68, 7.82], [27.65, 7.75], [27.75, 7.5], [27.53, 6.97], [27.0, 6.75], [26.47, 6.97], [26.3, 7.38], [26.0, 7.25], [25.75, 7.35], [25.5, 7.25], [25.25, 7.35], [25.0, 7.25], [24.47, 7.47], [24.25, 8.0], [24.47, 8.53], [24.82, 8.68], [24.85, 8.75], [24.75, 9.0]]]]}, "2016-07-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[24.75, 9.0], [24.85, 9.25], [24.75, 9.5], [24.85, 9.75], [24.75, 10.0], [24.97, 10.53], [25.5, 10.75], [25.75, 10.65], [26.0, 10.75], [26.53, 10.53], [26.68, 10.18], [27.0, 10.04], [27.5, 10.25], [28.03, 10.03], [28.25, 9.5], [28.15, 9.25], [28.25, 9.0], [28.15, 8.75], [28.25, 8.5], [28.03, 7.97], [27.68, 7.82], [27.65, 7.75], [27.75, 7.5], [27.53, 6.97], [27.0, 6.75], [26.47, 6.97], [26.3, 7.38], [26.0, 7.25], [25.75, 7.35], [25.5, 7.25], [25.25, 7.35], [25.0, 7.25], [24.47, 7.47], [24.25, 8.0], [24.47, 8.53], [24.82, 8.68], [24.85, 8.75], [24.75, 9.0]]]]}, "2016-07-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[24.75, 9.0], [24.85, 9.25], [24.75, 9.5], [24.85, 9.75], [24.75, 10.0], [24.97, 10.53], [25.5, 10.75], [25.75, 10.65], [26.0, 10.75], [26.53, 10.53], [26.68, 10.18], [27.0, 10.04], [27.5, 10.25], [28.03, 10.03], [28.25, 9.5], [28.15, 9.25], [28.25, 9.0], [28.15, 8.75], [28.25, 8.5], [28.03, 7.97], [27.68, 7.82], [27.65, 7.75], [27.75, 7.5], [27.53, 6.97], [27.0, 6.75], [26.47, 6.97], [26.3, 7.38], [26.0, 7.25], [25.75, 7.35], [25.5, 7.25], [25.25, 7.35], [25.0, 7.25], [24.47, 7.47], [24.25, 8.0], [24.47, 8.53], [24.82, 8.68], [24.85, 8.75], [24.75, 9.0]]]]}, "2016-07-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[26.47, 8.03], [27.0, 8.25], [27.53, 8.03], [27.75, 7.5], [27.65, 7.25], [27.75, 7.0], [27.53, 6.47], [27.0, 6.25], [26.47, 6.47], [26.25, 7.0], [26.35, 7.25], [26.25, 7.5], [26.47, 8.03]]]]}, "2016-07-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[27.0, 7.75], [27.53, 7.53], [27.75, 7.0], [27.53, 6.47], [27.0, 6.25], [26.47, 6.47], [26.25, 7.0], [26.47, 7.53], [27.0, 7.75]]]]}, "2016-07-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[27.0, 7.75], [27.53, 7.53], [27.75, 7.0], [27.53, 6.47], [27.0, 6.25], [26.47, 6.47], [26.25, 7.0], [26.47, 7.53], [27.0, 7.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.7355472631457474}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.8752052107432668}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.915038640981606, 28.056164270839133, 27.788644583446853, 26.95514921939241, 26.4877475925324, 26.972784611259613]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.453383080787262, 29.70299824181791, 29.393975182400936, 27.00797040515357, 26.4877475925324, 26.972784611259613]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.8125730378800837, 2.036335791659986, 1.8379213400608814, 1.6392309477590459, 1.300866988040923, 1.819630286733343]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.347602211150104, 2.7355472631457474, 2.5457553368001413, 1.6887281217991585, 1.300866988040923, 1.819630286733343]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6228348572517919, 1.798341693869136, 1.6355186625244345, 1.627145574732787, 1.390266723943309, 2.013394623103752]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.9795291097840138, 2.1322306701540654, 2.0204883394520228, 1.729690661296497, 1.390266723943309, 2.013394623103752]}}