{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:58:09.180683", "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-Mar-27_to_2024-Mar-31_79.0_25.5"}, "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": 2024030001996}, "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": "March 27 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "March 31 2024"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 66619.74762501824}, "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"]}, "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": 25.5}, "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": 79.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "79.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 77.5}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 81.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 24.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 28.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[81.18, 26.18], [81.53, 26.03], [81.75, 25.5], [81.65, 25.25], [81.75, 25.0], [81.65, 24.75], [81.75, 24.5], [81.53, 23.97], [81.0, 23.75], [80.47, 23.97], [80.3, 24.38], [80.0, 24.25], [79.75, 24.35], [79.68, 24.32], [79.53, 23.97], [79.0, 23.75], [78.47, 23.97], [78.25, 24.5], [78.38, 24.8], [78.25, 24.85], [78.0, 24.75], [77.47, 24.97], [77.25, 25.5], [77.46, 26.0], [77.25, 26.5], [77.38, 26.8], [76.97, 26.97], [76.75, 27.5], [76.85, 27.75], [76.75, 28.0], [76.97, 28.53], [77.5, 28.75], [77.75, 28.65], [78.0, 28.75], [78.53, 28.53], [78.68, 28.18], [79.03, 28.03], [79.25, 27.5], [79.15, 27.25], [79.18, 27.18], [79.53, 27.03], [79.7, 26.63], [80.0, 26.75], [80.25, 26.65], [80.5, 26.75], [81.03, 26.53], [81.18, 26.18]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Asia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-03-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[76.75, 28.0], [76.97, 28.53], [77.5, 28.75], [77.75, 28.65], [78.0, 28.75], [78.53, 28.53], [78.75, 28.0], [78.65, 27.75], [78.75, 27.5], [78.54, 27.0], [78.75, 26.5], [78.63, 26.2], [78.75, 26.15], [79.0, 26.25], [79.53, 26.03], [79.75, 25.5], [79.53, 24.97], [79.0, 24.75], [78.75, 24.85], [78.5, 24.75], [78.25, 24.85], [78.0, 24.75], [77.47, 24.97], [77.25, 25.5], [77.46, 26.0], [77.25, 26.5], [77.38, 26.8], [76.97, 26.97], [76.75, 27.5], [76.85, 27.75], [76.75, 28.0]]]]}, "2024-03-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[76.75, 28.0], [76.97, 28.53], [77.5, 28.75], [77.75, 28.65], [78.0, 28.75], [78.53, 28.53], [78.68, 28.18], [79.03, 28.03], [79.25, 27.5], [79.15, 27.25], [79.18, 27.18], [79.53, 27.03], [79.7, 26.63], [80.0, 26.75], [80.53, 26.53], [80.7, 26.13], [81.0, 26.25], [81.53, 26.03], [81.75, 25.5], [81.65, 25.25], [81.75, 25.0], [81.65, 24.75], [81.75, 24.5], [81.53, 23.97], [81.0, 23.75], [80.47, 23.97], [80.3, 24.38], [80.0, 24.25], [79.75, 24.35], [79.68, 24.32], [79.53, 23.97], [79.0, 23.75], [78.47, 23.97], [78.25, 24.5], [78.38, 24.8], [78.25, 24.85], [78.0, 24.75], [77.47, 24.97], [77.25, 25.5], [77.46, 26.0], [77.25, 26.5], [77.38, 26.8], [76.97, 26.97], [76.75, 27.5], [76.85, 27.75], [76.75, 28.0]]]]}, "2024-03-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[76.75, 28.0], [76.97, 28.53], [77.5, 28.75], [77.75, 28.65], [78.0, 28.75], [78.53, 28.53], [78.68, 28.18], [79.03, 28.03], [79.25, 27.5], [79.15, 27.25], [79.18, 27.18], [79.53, 27.03], [79.7, 26.63], [80.0, 26.75], [80.25, 26.65], [80.5, 26.75], [81.03, 26.53], [81.18, 26.18], [81.53, 26.03], [81.75, 25.5], [81.65, 25.25], [81.75, 25.0], [81.65, 24.75], [81.75, 24.5], [81.53, 23.97], [81.0, 23.75], [80.47, 23.97], [80.3, 24.38], [80.0, 24.25], [79.75, 24.35], [79.68, 24.32], [79.53, 23.97], [79.0, 23.75], [78.47, 23.97], [78.25, 24.5], [78.38, 24.8], [78.25, 24.85], [78.0, 24.75], [77.47, 24.97], [77.25, 25.5], [77.46, 26.0], [77.25, 26.5], [77.38, 26.8], [76.97, 26.97], [76.75, 27.5], [76.85, 27.75], [76.75, 28.0]]]]}, "2024-03-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[77.47, 27.47], [77.25, 28.0], [77.47, 28.53], [78.0, 28.75], [78.53, 28.53], [78.68, 28.18], [79.03, 28.03], [79.25, 27.5], [79.15, 27.25], [79.18, 27.18], [79.53, 27.03], [79.7, 26.63], [80.0, 26.75], [80.25, 26.65], [80.5, 26.75], [81.03, 26.53], [81.18, 26.18], [81.53, 26.03], [81.75, 25.5], [81.65, 25.25], [81.75, 25.0], [81.65, 24.75], [81.75, 24.5], [81.53, 23.97], [81.0, 23.75], [80.47, 23.97], [80.3, 24.38], [80.0, 24.25], [79.75, 24.35], [79.68, 24.32], [79.53, 23.97], [79.0, 23.75], [78.47, 23.97], [78.25, 24.5], [78.38, 24.8], [77.97, 24.97], [77.75, 25.5], [77.85, 25.75], [77.75, 26.0], [77.85, 26.25], [77.75, 26.5], [77.85, 26.75], [77.75, 27.0], [77.85, 27.25], [77.82, 27.32], [77.47, 27.47]]]]}, "2024-03-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[79.97, 26.53], [80.5, 26.75], [81.03, 26.53], [81.25, 26.0], [81.03, 25.47], [80.5, 25.25], [79.97, 25.47], [79.75, 26.0], [79.97, 26.53]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 4.143305059676038}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 3.2707631929327956}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [29.67402470820332, 30.700954638328483, 30.75785925972349, 31.192333438095886, 31.154596267674663]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [31.099301656991486, 32.00385729349796, 32.15310897352157, 32.37034822235353, 31.154596267674663]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.14306223266194, 3.4301641410559807, 3.1960173501909543, 3.238607159833326, 3.031013922960483]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.6311433056403075, 4.143305059676038, 3.8066437902598977, 3.8109885475375336, 3.031013922960483]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4481337804348924, 1.5753471425845467, 1.4711322535449456, 1.47095037936983, 1.4394894378536203]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.564946046500041, 1.8042954665577102, 1.7580461143251784, 1.6856172559388358, 1.4394894378536203]}}