{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:01:04.903255", "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": "2024-Sep-05_to_2024-Sep-13_71.0_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": 2024090001171}, "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": "September 05 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 13 2024"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 9}, "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": 78720.58651684594}, "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": ["India", "Pakistan"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia", "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": 71.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "71.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 69.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 72.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 27.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 30.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[70.25, 30.0], [70.47, 30.53], [71.0, 30.75], [71.25, 30.65], [71.5, 30.75], [72.03, 30.53], [72.18, 30.18], [72.53, 30.03], [72.75, 29.5], [72.65, 29.25], [72.68, 29.18], [73.03, 29.03], [73.25, 28.5], [73.03, 27.97], [72.68, 27.82], [72.53, 27.47], [72.0, 27.25], [71.75, 27.35], [71.5, 27.25], [71.25, 27.35], [71.0, 27.25], [70.75, 27.35], [70.68, 27.32], [70.53, 26.97], [70.0, 26.75], [69.75, 26.85], [69.68, 26.82], [69.53, 26.47], [69.0, 26.25], [68.47, 26.47], [68.25, 27.0], [68.46, 27.5], [68.25, 28.0], [68.35, 28.25], [68.25, 28.5], [68.47, 29.03], [68.82, 29.18], [68.97, 29.53], [69.5, 29.75], [69.75, 29.65], [70.0, 29.75], [70.25, 29.65], [70.32, 29.68], [70.35, 29.75], [70.25, 30.0]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.C.Asia", "S.Asia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-09-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[69.97, 29.53], [70.32, 29.68], [70.47, 30.03], [71.0, 30.25], [71.53, 30.03], [71.68, 29.68], [72.03, 29.53], [72.25, 29.0], [72.03, 28.47], [71.5, 28.25], [71.25, 28.35], [71.0, 28.25], [70.75, 28.35], [70.68, 28.32], [70.53, 27.97], [70.0, 27.75], [69.47, 27.97], [69.25, 28.5], [69.47, 29.03], [69.82, 29.18], [69.97, 29.53]]]]}, "2024-09-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[69.97, 29.53], [70.32, 29.68], [70.47, 30.03], [71.0, 30.25], [71.53, 30.03], [71.68, 29.68], [72.03, 29.53], [72.25, 29.0], [72.03, 28.47], [71.5, 28.25], [71.25, 28.35], [71.18, 28.32], [71.03, 27.97], [70.5, 27.75], [70.25, 27.85], [70.0, 27.75], [69.47, 27.97], [69.25, 28.5], [69.47, 29.03], [69.82, 29.18], [69.97, 29.53]]]]}, "2024-09-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[68.25, 28.0], [68.47, 28.53], [68.82, 28.68], [68.97, 29.03], [69.5, 29.25], [69.75, 29.15], [69.82, 29.18], [69.97, 29.53], [70.32, 29.68], [70.47, 30.03], [71.0, 30.25], [71.25, 30.15], [71.5, 30.25], [71.75, 30.15], [72.0, 30.25], [72.53, 30.03], [72.75, 29.5], [72.65, 29.25], [72.75, 29.0], [72.53, 28.47], [72.18, 28.32], [72.03, 27.97], [71.5, 27.75], [71.25, 27.85], [71.18, 27.82], [71.03, 27.47], [70.5, 27.25], [70.25, 27.35], [70.18, 27.32], [70.03, 26.97], [69.68, 26.82], [69.53, 26.47], [69.0, 26.25], [68.47, 26.47], [68.25, 27.0], [68.46, 27.5], [68.25, 28.0]]]]}, "2024-09-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[68.25, 28.5], [68.47, 29.03], [68.82, 29.18], [68.97, 29.53], [69.5, 29.75], [69.75, 29.65], [70.0, 29.75], [70.25, 29.65], [70.32, 29.68], [70.35, 29.75], [70.25, 30.0], [70.47, 30.53], [71.0, 30.75], [71.25, 30.65], [71.5, 30.75], [72.03, 30.53], [72.18, 30.18], [72.53, 30.03], [72.75, 29.5], [72.65, 29.25], [72.75, 29.0], [72.65, 28.75], [72.75, 28.5], [72.53, 27.97], [72.18, 27.82], [72.03, 27.47], [71.5, 27.25], [71.25, 27.35], [71.0, 27.25], [70.75, 27.35], [70.68, 27.32], [70.53, 26.97], [70.0, 26.75], [69.75, 26.85], [69.68, 26.82], [69.53, 26.47], [69.0, 26.25], [68.47, 26.47], [68.25, 27.0], [68.46, 27.5], [68.25, 28.0], [68.35, 28.25], [68.25, 28.5]]]]}, "2024-09-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[68.25, 28.5], [68.47, 29.03], [68.82, 29.18], [68.97, 29.53], [69.5, 29.75], [69.75, 29.65], [70.0, 29.75], [70.25, 29.65], [70.32, 29.68], [70.35, 29.75], [70.25, 30.0], [70.47, 30.53], [71.0, 30.75], [71.25, 30.65], [71.5, 30.75], [72.03, 30.53], [72.18, 30.18], [72.53, 30.03], [72.75, 29.5], [72.65, 29.25], [72.68, 29.18], [73.03, 29.03], [73.25, 28.5], [73.03, 27.97], [72.68, 27.82], [72.53, 27.47], [72.0, 27.25], [71.75, 27.35], [71.5, 27.25], [71.25, 27.35], [71.0, 27.25], [70.75, 27.35], [70.68, 27.32], [70.53, 26.97], [70.0, 26.75], [69.75, 26.85], [69.68, 26.82], [69.53, 26.47], [69.0, 26.25], [68.47, 26.47], [68.25, 27.0], [68.46, 27.5], [68.25, 28.0], [68.35, 28.25], [68.25, 28.5]]]]}, "2024-09-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[68.25, 28.5], [68.47, 29.03], [68.82, 29.18], [68.97, 29.53], [69.5, 29.75], [69.75, 29.65], [70.0, 29.75], [70.25, 29.65], [70.32, 29.68], [70.35, 29.75], [70.25, 30.0], [70.47, 30.53], [71.0, 30.75], [71.25, 30.65], [71.5, 30.75], [72.03, 30.53], [72.18, 30.18], [72.53, 30.03], [72.75, 29.5], [72.65, 29.25], [72.68, 29.18], [73.03, 29.03], [73.25, 28.5], [73.03, 27.97], [72.68, 27.82], [72.53, 27.47], [72.0, 27.25], [71.75, 27.35], [71.5, 27.25], [71.25, 27.35], [71.0, 27.25], [70.75, 27.35], [70.68, 27.32], [70.53, 26.97], [70.0, 26.75], [69.75, 26.85], [69.5, 26.75], [68.97, 26.97], [68.82, 27.32], [68.47, 27.47], [68.25, 28.0], [68.35, 28.25], [68.25, 28.5]]]]}, "2024-09-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[68.25, 28.5], [68.47, 29.03], [68.82, 29.18], [68.97, 29.53], [69.5, 29.75], [69.75, 29.65], [70.0, 29.75], [70.25, 29.65], [70.32, 29.68], [70.47, 30.03], [71.0, 30.25], [71.25, 30.15], [71.5, 30.25], [71.75, 30.15], [72.0, 30.25], [72.53, 30.03], [72.75, 29.5], [72.65, 29.25], [72.68, 29.18], [73.03, 29.03], [73.25, 28.5], [73.03, 27.97], [72.68, 27.82], [72.53, 27.47], [72.0, 27.25], [71.75, 27.35], [71.5, 27.25], [71.25, 27.35], [71.0, 27.25], [70.75, 27.35], [70.68, 27.32], [70.53, 26.97], [70.0, 26.75], [69.75, 26.85], [69.5, 26.75], [68.97, 26.97], [68.82, 27.32], [68.47, 27.47], [68.25, 28.0], [68.35, 28.25], [68.25, 28.5]]]]}, "2024-09-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[68.25, 28.5], [68.47, 29.03], [68.82, 29.18], [68.97, 29.53], [69.5, 29.75], [69.75, 29.65], [70.0, 29.75], [70.25, 29.65], [70.32, 29.68], [70.47, 30.03], [71.0, 30.25], [71.25, 30.15], [71.5, 30.25], [71.75, 30.15], [72.0, 30.25], [72.53, 30.03], [72.75, 29.5], [72.65, 29.25], [72.68, 29.18], [73.03, 29.03], [73.25, 28.5], [73.03, 27.97], [72.68, 27.82], [72.53, 27.47], [72.0, 27.25], [71.75, 27.35], [71.5, 27.25], [71.25, 27.35], [71.0, 27.25], [70.75, 27.35], [70.68, 27.32], [70.53, 26.97], [70.0, 26.75], [69.75, 26.85], [69.5, 26.75], [68.97, 26.97], [68.82, 27.32], [68.47, 27.47], [68.25, 28.0], [68.35, 28.25], [68.25, 28.5]]]]}, "2024-09-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[70.25, 29.5], [70.47, 30.03], [71.0, 30.25], [71.25, 30.15], [71.5, 30.25], [71.75, 30.15], [72.0, 30.25], [72.53, 30.03], [72.75, 29.5], [72.53, 28.97], [72.0, 28.75], [71.75, 28.85], [71.68, 28.82], [71.53, 28.47], [71.0, 28.25], [70.47, 28.47], [70.25, 29.0], [70.35, 29.25], [70.25, 29.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.181743989789538}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.1519204610943734}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [34.155427551269554, 34.181952836778464, 34.820633188883505, 35.33392863332489, 35.73059804631379, 35.45649108886715, 35.288837589361776, 35.37345285660183, 34.17902272542324]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [34.72492624918624, 34.37825546264651, 35.76944503784182, 36.90511220296224, 37.25530395507815, 37.075855509440146, 36.41427892049154, 36.43656946818038, 34.66575775146487]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.2383825172737373, 2.338454481600754, 2.6977224025819138, 3.2548164320162942, 3.6199935712348372, 3.345956540176232, 3.1046194206687208, 3.1471056837415725, 2.450355533162295]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.527102732821163, 2.464248619903003, 3.694439812894416, 4.6180005567668445, 5.181743989789538, 4.960657050107784, 3.9813453255867444, 4.327097430100139, 2.974402798419476]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2595811240796704, 1.3097742607084253, 1.4770890601547737, 1.7686788562031035, 1.9988060992805077, 1.8467001668693155, 1.7202921905915, 1.8599743660365187, 1.6100567651011772]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3982901744239347, 1.554679844571853, 1.962640866370478, 2.4956163375229665, 3.076999131264413, 2.8432651565646503, 2.386328842538345, 2.7512779275227737, 1.8746583502206566]}}