{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:46.047213", "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": "2013-Oct-10_to_2013-Oct-16_48.0_-15.5"}, "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": 2013100001970}, "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 10 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "October 16 2013"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 7}, "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": 227221.07993270646}, "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": ["Madagascar"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Southern-Africa", "Madagascar"]}, "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": ["Mozambique Channel"]}, "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": -15.5}, "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": 48.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "48.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 42.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 49.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -19.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -11.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-10-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[48.0, -14.75], [48.53, -14.97], [48.75, -15.5], [48.53, -16.03], [48.0, -16.25], [47.47, -16.03], [47.25, -15.5], [47.47, -14.97], [48.0, -14.75]]]]}, "2013-10-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[47.75, -14.85], [48.0, -14.75], [48.53, -14.97], [48.75, -15.5], [48.65, -15.75], [48.75, -16.0], [48.53, -16.53], [48.0, -16.75], [47.75, -16.65], [47.5, -16.75], [46.97, -16.53], [46.75, -16.0], [46.85, -15.75], [46.75, -15.5], [46.97, -14.97], [47.5, -14.75], [47.75, -14.85]]], [[[49.75, -13.0], [49.53, -13.53], [49.0, -13.75], [48.47, -13.53], [48.25, -13.0], [48.47, -12.47], [49.0, -12.25], [49.53, -12.47], [49.75, -13.0]]], [[[45.5, -11.25], [45.75, -11.35], [46.0, -11.25], [46.25, -11.35], [46.5, -11.25], [46.75, -11.35], [47.0, -11.25], [47.53, -11.47], [47.68, -11.82], [48.03, -11.97], [48.25, -12.5], [48.15, -12.75], [48.25, -13.0], [48.03, -13.53], [47.5, -13.75], [47.25, -13.65], [47.0, -13.75], [46.75, -13.65], [46.5, -13.75], [45.97, -13.53], [45.82, -13.18], [45.75, -13.15], [45.5, -13.25], [45.25, -13.15], [45.0, -13.25], [44.47, -13.03], [44.25, -12.5], [44.35, -12.25], [44.25, -12.0], [44.47, -11.47], [45.0, -11.25], [45.25, -11.35], [45.5, -11.25]]], [[[42.75, -12.0], [42.97, -11.47], [43.5, -11.25], [44.03, -11.47], [44.25, -12.0], [44.03, -12.53], [43.5, -12.75], [42.97, -12.53], [42.75, -12.0]]]]}, "2013-10-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[42.47, -13.47], [42.82, -13.32], [42.97, -12.97], [43.38, -12.8], [43.32, -12.68], [43.25, -12.65], [43.0, -12.75], [42.47, -12.53], [42.25, -12.0], [42.47, -11.47], [43.0, -11.25], [43.25, -11.35], [43.5, -11.25], [44.03, -11.47], [44.18, -11.82], [44.25, -11.85], [44.32, -11.82], [44.47, -11.47], [45.0, -11.25], [45.25, -11.35], [45.5, -11.25], [45.75, -11.35], [46.0, -11.25], [46.25, -11.35], [46.5, -11.25], [46.75, -11.35], [47.0, -11.25], [47.53, -11.47], [47.68, -11.82], [48.03, -11.97], [48.18, -12.32], [48.25, -12.35], [48.5, -12.25], [48.75, -12.35], [49.0, -12.25], [49.53, -12.47], [49.75, -13.0], [49.54, -13.5], [49.75, -14.0], [49.53, -14.53], [49.13, -14.7], [49.25, -15.0], [49.15, -15.25], [49.25, -15.5], [49.03, -16.03], [48.68, -16.18], [48.53, -16.53], [48.0, -16.75], [47.75, -16.65], [47.5, -16.75], [47.25, -16.65], [47.0, -16.75], [46.47, -16.53], [46.25, -16.0], [46.47, -15.47], [46.82, -15.32], [46.97, -14.97], [47.5, -14.75], [47.75, -14.85], [47.82, -14.82], [47.88, -14.7], [47.47, -14.53], [47.25, -14.0], [47.35, -13.75], [47.32, -13.68], [47.25, -13.65], [47.0, -13.75], [46.75, -13.65], [46.68, -13.68], [46.53, -14.03], [46.0, -14.25], [45.75, -14.15], [45.68, -14.18], [45.53, -14.53], [45.18, -14.68], [45.03, -15.03], [44.68, -15.18], [44.65, -15.25], [44.75, -15.5], [44.53, -16.03], [44.0, -16.25], [43.47, -16.03], [43.32, -15.68], [42.97, -15.53], [42.82, -15.18], [42.47, -15.03], [42.25, -14.5], [42.35, -14.25], [42.25, -14.0], [42.47, -13.47]]]]}, "2013-10-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[42.47, -13.47], [42.82, -13.32], [42.97, -12.97], [43.38, -12.8], [43.32, -12.68], [43.25, -12.65], [43.0, -12.75], [42.47, -12.53], [42.25, -12.0], [42.47, -11.47], [43.0, -11.25], [43.25, -11.35], [43.5, -11.25], [44.03, -11.47], [44.18, -11.82], [44.25, -11.85], [44.32, -11.82], [44.47, -11.47], [45.0, -11.25], [45.25, -11.35], [45.5, -11.25], [45.75, -11.35], [46.0, -11.25], [46.25, -11.35], [46.5, -11.25], [46.75, -11.35], [47.0, -11.25], [47.53, -11.47], [47.68, -11.82], [48.03, -11.97], [48.18, -12.32], [48.25, -12.35], [48.5, -12.25], [48.75, -12.35], [49.0, -12.25], [49.53, -12.47], [49.75, -13.0], [49.54, -13.5], [49.75, -14.0], [49.53, -14.53], [49.18, -14.68], [49.15, -14.75], [49.25, -15.0], [49.15, -15.25], [49.25, -15.5], [49.15, -15.75], [49.25, -16.0], [49.03, -16.53], [48.68, -16.68], [48.65, -16.75], [48.75, -17.0], [48.65, -17.25], [48.68, -17.32], [49.03, -17.47], [49.18, -17.82], [49.53, -17.97], [49.75, -18.5], [49.53, -19.03], [49.18, -19.18], [49.03, -19.53], [48.5, -19.75], [47.97, -19.53], [47.75, -19.0], [47.96, -18.5], [47.82, -18.18], [47.75, -18.15], [47.5, -18.25], [47.25, -18.15], [47.0, -18.25], [46.75, -18.15], [46.5, -18.25], [45.97, -18.03], [45.82, -17.68], [45.47, -17.53], [45.25, -17.0], [45.47, -16.47], [45.82, -16.32], [45.97, -15.97], [46.32, -15.82], [46.47, -15.47], [46.82, -15.32], [46.97, -14.97], [47.5, -14.75], [47.75, -14.85], [47.82, -14.82], [47.85, -14.75], [47.82, -14.68], [47.47, -14.53], [47.25, -14.0], [47.35, -13.75], [47.32, -13.68], [47.25, -13.65], [47.0, -13.75], [46.75, -13.65], [46.68, -13.68], [46.53, -14.03], [46.0, -14.25], [45.75, -14.15], [45.68, -14.18], [45.53, -14.53], [45.18, -14.68], [45.03, -15.03], [44.68, -15.18], [44.65, -15.25], [44.75, -15.5], [44.53, -16.03], [44.0, -16.25], [43.47, -16.03], [43.32, -15.68], [42.97, -15.53], [42.82, -15.18], [42.47, -15.03], [42.25, -14.5], [42.35, -14.25], [42.25, -14.0], [42.47, -13.47]]]]}, "2013-10-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[42.47, -13.47], [42.82, -13.32], [42.97, -12.97], [43.38, -12.8], [43.32, -12.68], [43.25, -12.65], [43.0, -12.75], [42.47, -12.53], [42.25, -12.0], [42.47, -11.47], [43.0, -11.25], [43.25, -11.35], [43.5, -11.25], [44.03, -11.47], [44.18, -11.82], [44.25, -11.85], [44.32, -11.82], [44.47, -11.47], [45.0, -11.25], [45.25, -11.35], [45.5, -11.25], [45.75, -11.35], [46.0, -11.25], [46.53, -11.47], [46.75, -12.0], [46.65, -12.25], [46.7, -12.37], [47.0, -12.25], [47.25, -12.35], [47.5, -12.25], [47.75, -12.35], [48.0, -12.25], [48.25, -12.35], [48.5, -12.25], [48.75, -12.35], [49.0, -12.25], [49.53, -12.47], [49.75, -13.0], [49.54, -13.5], [49.75, -14.0], [49.53, -14.53], [49.18, -14.68], [49.15, -14.75], [49.25, -15.0], [49.15, -15.25], [49.25, -15.5], [49.15, -15.75], [49.25, -16.0], [49.03, -16.53], [48.68, -16.68], [48.65, -16.75], [48.75, -17.0], [48.65, -17.25], [48.68, -17.32], [49.03, -17.47], [49.18, -17.82], [49.53, -17.97], [49.75, -18.5], [49.53, -19.03], [49.18, -19.18], [49.03, -19.53], [48.5, -19.75], [47.97, -19.53], [47.75, -19.0], [47.96, -18.5], [47.82, -18.18], [47.75, -18.15], [47.5, -18.25], [47.25, -18.15], [47.18, -18.18], [47.03, -18.53], [46.5, -18.75], [46.25, -18.65], [46.0, -18.75], [45.47, -18.53], [45.25, -18.0], [45.35, -17.75], [45.25, -17.5], [45.35, -17.25], [45.32, -17.18], [44.97, -17.03], [44.75, -16.5], [44.97, -15.97], [45.5, -15.75], [46.0, -15.96], [46.32, -15.82], [46.47, -15.47], [46.82, -15.32], [46.97, -14.97], [47.38, -14.8], [47.25, -14.5], [47.35, -14.25], [47.25, -14.0], [47.35, -13.75], [47.32, -13.68], [47.25, -13.65], [47.0, -13.75], [46.7, -13.62], [46.53, -14.03], [46.0, -14.25], [45.75, -14.15], [45.68, -14.18], [45.53, -14.53], [45.18, -14.68], [45.03, -15.03], [44.68, -15.18], [44.65, -15.25], [44.75, -15.5], [44.53, -16.03], [44.0, -16.25], [43.47, -16.03], [43.32, -15.68], [42.97, -15.53], [42.82, -15.18], [42.47, -15.03], [42.25, -14.5], [42.35, -14.25], [42.25, -14.0], [42.47, -13.47]]]]}, "2013-10-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[44.75, -16.5], [44.97, -15.97], [45.5, -15.75], [46.0, -15.96], [46.32, -15.82], [46.47, -15.47], [46.82, -15.32], [46.97, -14.97], [47.38, -14.8], [47.25, -14.5], [47.47, -13.97], [48.0, -13.75], [48.25, -13.85], [48.32, -13.82], [48.47, -13.47], [49.0, -13.25], [49.53, -13.47], [49.75, -14.0], [49.53, -14.53], [49.18, -14.68], [49.15, -14.75], [49.25, -15.0], [49.15, -15.25], [49.25, -15.5], [49.15, -15.75], [49.25, -16.0], [49.03, -16.53], [48.68, -16.68], [48.65, -16.75], [48.75, -17.0], [48.65, -17.25], [48.68, -17.32], [49.03, -17.47], [49.18, -17.82], [49.53, -17.97], [49.75, -18.5], [49.53, -19.03], [49.18, -19.18], [49.03, -19.53], [48.5, -19.75], [47.97, -19.53], [47.75, -19.0], [47.96, -18.5], [47.82, -18.18], [47.75, -18.15], [47.5, -18.25], [47.25, -18.15], [47.18, -18.18], [47.03, -18.53], [46.5, -18.75], [46.25, -18.65], [46.0, -18.75], [45.47, -18.53], [45.25, -18.0], [45.35, -17.75], [45.25, -17.5], [45.35, -17.25], [45.32, -17.18], [44.97, -17.03], [44.75, -16.5]]]]}, "2013-10-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[45.38, -17.2], [44.97, -17.03], [44.75, -16.5], [44.97, -15.97], [45.5, -15.75], [46.03, -15.97], [46.25, -16.5], [46.13, -16.8], [46.25, -16.85], [46.32, -16.82], [46.47, -16.47], [47.0, -16.25], [47.25, -16.35], [47.32, -16.32], [47.35, -16.25], [47.25, -16.0], [47.35, -15.75], [47.25, -15.5], [47.46, -15.0], [47.25, -14.5], [47.47, -13.97], [48.0, -13.75], [48.25, -13.85], [48.32, -13.82], [48.47, -13.47], [49.0, -13.25], [49.53, -13.47], [49.75, -14.0], [49.53, -14.53], [49.18, -14.68], [49.15, -14.75], [49.25, -15.0], [49.15, -15.25], [49.25, -15.5], [49.03, -16.03], [48.68, -16.18], [48.65, -16.25], [48.75, -16.5], [48.53, -17.03], [48.18, -17.18], [48.15, -17.25], [48.25, -17.5], [48.03, -18.03], [47.5, -18.25], [47.25, -18.15], [47.18, -18.18], [47.03, -18.53], [46.5, -18.75], [46.25, -18.65], [46.0, -18.75], [45.47, -18.53], [45.25, -18.0], [45.35, -17.75], [45.25, -17.5], [45.38, -17.2]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.943651517284195}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.520813521896324}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.104164125623015, 26.882188806830754, 26.482207916996742, 26.41997091539713, 26.735143745072207, 27.047211803006007, 26.387800229041318]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.104164125623015, 29.916060884995034, 30.089423172240515, 30.273682924543095, 30.941989556106137, 31.123257847412503, 29.56541892110448]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.7961078384163898, 1.026834824602841, 1.0269432275804267, 1.3712023738452472, 1.6692065277199057, 2.5233382742574806, 1.8991908192815639]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.7961078384163898, 1.9513954674333718, 2.438035689614992, 3.1594118942753084, 3.943651517284195, 3.6624003361192194, 2.7972952832729447]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.416695124517691, 1.4442292637498917, 1.4612232911986864, 1.5614467924919444, 1.7682581340880454, 2.0437886498085613, 1.6199011241758625]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.416695124517691, 1.6547006000679787, 2.293417102612142, 2.047244244164355, 2.6708044803032145, 2.908595449215134, 2.072794178847635]}}