{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:36:03.321520", "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": "2023-Jul-16_to_2023-Jul-20_306.0_-12.5"}, "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": 2023070001928}, "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 16 2023"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 20 2023"}, "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": 133054.96689075592}, "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": ["Brazil"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["South-American-Monsoon"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South America"]}, "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": -12.5}, "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": 306.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "306.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 303.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 307.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -14.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -8.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2023-07-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-55.18, -10.32], [-55.12, -10.2], [-55.53, -10.03], [-55.75, 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[-54.0, -9.75]], [[-53.7, -9.88], [-53.57, -9.57], [-54.0, -9.75], [-53.7, -9.88]]]]}, "2023-07-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-56.75, -11.5], [-56.53, -10.97], [-56.0, -10.75], [-55.7, -10.88], [-55.53, -10.47], [-55.18, -10.32], [-55.15, -10.25], [-55.18, -10.18], [-55.53, -10.03], [-55.75, -9.5], [-55.65, -9.25], [-55.75, -9.0], [-55.53, -8.47], [-55.0, -8.25], [-54.75, -8.35], [-54.5, -8.25], [-54.25, -8.35], [-54.0, -8.25], [-53.47, -8.47], [-53.25, -9.0], [-53.43, -9.43], [-53.0, -9.25], [-52.47, -9.47], [-52.25, -10.0], [-52.47, -10.53], [-52.82, -10.68], [-52.97, -11.03], [-53.32, -11.18], [-53.35, -11.25], [-53.32, -11.32], [-53.25, -11.35], [-53.0, -11.25], [-52.47, -11.47], [-52.25, -12.0], [-52.35, -12.25], [-52.25, -12.5], [-52.35, -12.75], [-52.25, -13.0], [-52.47, -13.53], [-52.82, -13.68], [-52.96, -14.0], [-52.75, -14.5], [-52.97, -15.03], [-53.5, -15.25], [-54.03, -15.03], [-54.18, -14.68], [-54.25, -14.65], [-54.5, -14.75], 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daily evolution of mean t2m anomalies.", "value": [1.6360615292687726, 1.7746717653957462, 2.063142120245888, 1.738943833024327, 1.7736570993676775]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.1830483505903544, 2.360550016313482, 3.0732217694534256, 2.2255025984747476, 2.387311914535246]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3743512846901251, 1.483751484487754, 1.668394648916022, 1.4357539040999021, 1.3167267827351818]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.746576968560844, 2.0554170434216137, 2.0801611233114667, 1.8443466502116834, 1.6485469800720136]}}