{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:55:11.714246", "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": "2013-Nov-17_to_2013-Nov-19_295.5_59.0"}, "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": 2013110002182}, "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 17 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 19 2013"}, "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": 260395.80986429483}, "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": ["Canada"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.E.North-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["North 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": ["Davis Strait", "Hudson Strait", "Labrador Sea"]}, "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": 59.0}, "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": 295.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "295.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 292.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 300.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 52.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 60.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-11-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-67.18, 59.18], [-67.03, 59.53], [-66.5, 59.75], [-66.25, 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59.18]]]]}, "2013-11-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-67.18, 59.18], [-67.03, 59.53], [-66.5, 59.75], [-66.25, 59.65], [-66.18, 59.68], [-66.03, 60.03], [-65.5, 60.25], [-65.25, 60.15], [-65.0, 60.25], [-64.75, 60.15], [-64.5, 60.25], [-64.25, 60.15], [-64.0, 60.25], [-63.75, 60.15], [-63.68, 60.18], [-63.53, 60.53], [-63.0, 60.75], [-62.75, 60.65], [-62.5, 60.75], [-62.25, 60.65], [-62.0, 60.75], [-61.75, 60.65], [-61.68, 60.68], [-61.53, 61.03], [-61.0, 61.25], [-60.47, 61.03], [-60.25, 60.5], [-60.35, 60.25], [-60.32, 60.18], [-59.97, 60.03], [-59.82, 59.68], [-59.47, 59.53], [-59.25, 59.0], [-59.46, 58.5], [-59.25, 58.0], [-59.35, 57.75], [-59.32, 57.68], [-58.97, 57.53], [-58.75, 57.0], [-58.97, 56.47], [-59.32, 56.32], [-59.47, 55.97], [-60.0, 55.75], [-60.25, 55.85], [-60.32, 55.82], [-60.47, 55.47], [-60.82, 55.32], [-60.97, 54.97], [-61.32, 54.82], [-61.47, 54.47], [-61.82, 54.32], [-61.97, 53.97], [-62.5, 53.75], [-62.75, 53.85], [-63.0, 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1.4154869742918663, 1.193386070521683]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [2.4060780406755384, 2.993103220012131, 4.48457217113247]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [6.5833288314170115, 7.483200397084913, 7.595447167699906]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [8.78568056124766, 10.119139070344374, 10.725301697854547]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.644552255537779, 1.7979705480972537, 1.8651075832713677]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.118536246540402, 2.127943347260894, 2.2155429868118173]}}