{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:51:30.253206", "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-29_to_2024-Mar-31_296.5_-2.5"}, "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": 2024030001916}, "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 29 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": 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": 92620.67598811632}, "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": ["N.South-America"]}, "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": -2.5}, "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": 296.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "296.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 294.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 297.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -5.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -0.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-03-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-65.75, -2.0], [-65.53, -1.47], [-65.18, -1.32], [-65.15, -1.25], [-65.25, -1.0], [-65.03, -0.47], [-64.68, -0.32], [-64.53, 0.03], [-64.0, 0.25], [-63.47, 0.03], [-63.32, -0.32], [-62.97, -0.47], [-62.75, -1.0], [-62.85, -1.25], [-62.82, -1.32], [-62.47, -1.47], [-62.25, -2.0], [-62.35, -2.25], [-62.25, -2.5], [-62.35, -2.75], [-62.25, -3.0], [-62.35, -3.25], [-62.25, -3.5], [-62.47, -4.03], [-62.87, -4.2], [-62.75, -4.5], [-62.85, -4.75], [-62.75, -5.0], [-62.97, -5.53], [-63.5, -5.75], [-64.03, -5.53], [-64.18, -5.18], [-64.53, -5.03], [-64.68, -4.68], [-65.03, -4.53], [-65.25, -4.0], [-65.15, -3.75], [-65.18, -3.68], [-65.25, -3.65], [-65.5, -3.75], [-66.03, -3.53], [-66.25, -3.0], [-66.03, -2.47], [-65.68, -2.32], [-65.65, -2.25], [-65.75, -2.0]]]]}, "2024-03-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-65.75, -2.0], [-65.53, -1.47], [-65.18, -1.32], [-65.15, -1.25], [-65.25, -1.0], [-65.03, -0.47], [-64.68, -0.32], [-64.53, 0.03], [-64.0, 0.25], [-63.47, 0.03], [-63.32, -0.32], [-62.97, -0.47], [-62.75, -1.0], [-62.85, -1.25], [-62.82, -1.32], [-62.47, -1.47], [-62.25, -2.0], [-62.35, -2.25], [-62.25, -2.5], [-62.35, -2.75], [-62.25, -3.0], [-62.35, -3.25], [-62.25, -3.5], [-62.47, -4.03], [-62.87, -4.2], [-62.75, -4.5], [-62.85, -4.75], [-62.75, -5.0], [-62.97, -5.53], [-63.5, -5.75], [-64.03, -5.53], [-64.18, -5.18], [-64.53, -5.03], [-64.68, -4.68], [-65.03, -4.53], [-65.25, -4.0], [-65.15, -3.75], [-65.18, -3.68], [-65.25, -3.65], [-65.5, -3.75], [-66.03, -3.53], [-66.25, -3.0], [-66.03, -2.47], [-65.68, -2.32], [-65.65, -2.25], [-65.75, -2.0]]]]}, "2024-03-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-65.75, -2.0], [-65.53, -1.47], [-65.18, -1.32], [-65.15, -1.25], [-65.25, -1.0], [-65.03, -0.47], [-64.68, -0.32], [-64.53, 0.03], [-64.0, 0.25], [-63.47, 0.03], [-63.32, -0.32], [-62.97, -0.47], [-62.75, -1.0], [-62.85, -1.25], [-62.82, -1.32], [-62.47, -1.47], [-62.25, -2.0], [-62.35, -2.25], [-62.25, -2.5], [-62.35, -2.75], [-62.25, -3.0], [-62.35, -3.25], [-62.25, -3.5], [-62.47, -4.03], [-62.87, -4.2], [-62.75, -4.5], [-62.85, -4.75], [-62.75, -5.0], [-62.97, -5.53], [-63.5, -5.75], [-64.03, -5.53], [-64.18, -5.18], [-64.53, -5.03], [-64.68, -4.68], [-65.03, -4.53], [-65.25, -4.0], [-65.15, -3.75], [-65.18, -3.68], [-65.25, -3.65], [-65.5, -3.75], [-66.03, -3.53], [-66.25, -3.0], [-66.03, -2.47], [-65.68, -2.32], [-65.65, -2.25], [-65.75, -2.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 2.6460284389670505}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.884697167047068}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.60956248536695, 28.03622824846076, 28.02221006769605]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.40788389820858, 28.906775510956038, 28.854398821680945]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.604243711112315, 2.0300966423452222, 2.0197511476836665]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.9479845544232148, 2.6460284389670505, 2.5207120567753236]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.7183702488492125, 2.2051118349367824, 2.195832150394395]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.120430547179241, 2.619728052818359, 2.8800057559312444]}}