{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:33:17.324560", "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": "2022-Nov-22_to_2022-Nov-24_39.0_29.0"}, "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": 2022110002457}, "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 22 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 24 2022"}, "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": 51020.45922799911}, "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": ["Jordan", "Saudi Arabia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Arabian-Peninsula", "Mediterranean"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia"]}, "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": 29.0}, "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": 39.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "39.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 37.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 40.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 28.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 30.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-11-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[36.97, 31.03], [37.5, 31.25], [37.75, 31.15], [38.0, 31.25], [38.25, 31.15], [38.5, 31.25], [38.75, 31.15], [39.0, 31.25], [39.53, 31.03], [39.68, 30.68], [40.03, 30.53], [40.18, 30.18], [40.53, 30.03], [40.75, 29.5], [40.53, 28.97], [40.18, 28.82], [40.03, 28.47], [39.68, 28.32], [39.53, 27.97], [39.0, 27.75], [38.47, 27.97], [38.32, 28.32], [38.25, 28.35], [38.0, 28.25], [37.47, 28.47], [37.25, 29.0], [37.35, 29.25], [37.32, 29.32], [36.97, 29.47], [36.75, 30.0], [36.85, 30.25], [36.75, 30.5], [36.97, 31.03]]]]}, "2022-11-23T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[36.97, 31.03], [37.5, 31.25], [37.75, 31.15], [38.0, 31.25], [38.25, 31.15], [38.5, 31.25], [38.75, 31.15], [39.0, 31.25], [39.53, 31.03], [39.68, 30.68], [40.03, 30.53], [40.18, 30.18], [40.53, 30.03], [40.75, 29.5], [40.53, 28.97], [40.18, 28.82], [40.03, 28.47], [39.68, 28.32], [39.53, 27.97], [39.0, 27.75], [38.47, 27.97], [38.32, 28.32], [38.25, 28.35], [38.0, 28.25], [37.47, 28.47], [37.25, 29.0], [37.35, 29.25], [37.32, 29.32], [36.97, 29.47], [36.75, 30.0], [36.85, 30.25], [36.75, 30.5], [36.97, 31.03]]]]}, "2022-11-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[36.97, 31.03], [37.5, 31.25], [37.75, 31.15], [38.0, 31.25], [38.25, 31.15], [38.5, 31.25], [38.75, 31.15], [39.0, 31.25], [39.53, 31.03], [39.68, 30.68], [40.03, 30.53], [40.18, 30.18], [40.53, 30.03], [40.75, 29.5], [40.53, 28.97], [40.18, 28.82], [40.03, 28.47], [39.68, 28.32], [39.53, 27.97], [39.0, 27.75], [38.47, 27.97], [38.32, 28.32], [38.25, 28.35], [38.0, 28.25], [37.47, 28.47], [37.25, 29.0], [37.35, 29.25], [37.32, 29.32], [36.97, 29.47], [36.75, 30.0], [36.85, 30.25], [36.75, 30.5], [36.97, 31.03]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.660947957750466}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 4.919406861458232}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [19.600512121318957, 19.78811465559778, 18.73518301276107]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [21.24818644551152, 21.009653374897596, 19.63547173902117]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [4.932919901946156, 5.335718932780992, 4.489581749647549]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.036065035622869, 6.660947957750466, 5.002299241674905]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7750572739106107, 1.8857027521344651, 1.5714337270707228]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.1256226086676935, 2.251593550148011, 1.747786811058239]}}