{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:05:43.904608", "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": "2016-Jun-27_to_2016-Jun-30_244.0_42.0"}, "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": 2016060002759}, "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": "June 27 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 30 2016"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "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": 169764.24147935028}, "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": ["United States"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["W.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": []}, "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": 42.0}, "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": 244.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "244.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 240.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 246.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 37.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 45.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-06-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-119.03, 42.53], [-118.5, 42.75], [-118.25, 42.65], [-118.0, 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[-119.04, 41.0], [-119.25, 41.5], [-119.15, 41.75], [-119.25, 42.0], [-119.03, 42.53]]]]}, "2016-06-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-119.03, 42.53], [-118.5, 42.75], [-118.25, 42.65], [-118.12, 42.7], [-118.25, 43.0], [-118.15, 43.25], [-118.25, 43.5], [-118.15, 43.75], [-118.18, 43.82], [-118.53, 43.97], [-118.75, 44.5], [-118.53, 45.03], [-118.18, 45.18], [-118.03, 45.53], [-117.5, 45.75], [-117.25, 45.65], [-117.0, 45.75], [-116.75, 45.65], [-116.5, 45.75], [-116.25, 45.65], [-116.0, 45.75], [-115.75, 45.65], [-115.5, 45.75], [-115.25, 45.65], [-115.0, 45.75], [-114.75, 45.65], [-114.5, 45.75], [-113.97, 45.53], [-113.75, 45.0], [-113.85, 44.75], [-113.75, 44.5], [-113.96, 44.0], [-113.82, 43.68], [-113.47, 43.53], [-113.25, 43.0], [-113.47, 42.47], [-113.82, 42.32], [-113.97, 41.97], [-114.5, 41.75], [-114.8, 41.88], [-114.97, 41.47], [-115.32, 41.32], [-115.47, 40.97], [-115.87, 40.8], [-115.82, 40.68], [-115.47, 40.53], [-115.32, 40.18], 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"evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.1121693729217, 26.36129958053516, 26.425946680668005, 25.08658071914806]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [30.041224117652746, 30.806295728464022, 31.150375998658376, 32.25675100294205]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [5.083423918759529, 5.653131268436896, 5.5079325794816265, 5.555160581356528]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [6.4292350925523465, 6.720308675330841, 6.657515821553943, 6.736154531738919]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.262941255931705, 1.4144106655114819, 1.3530175127641246, 1.3470882604088403]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4338956769731943, 1.6928364615697244, 1.599524703772961, 1.6657380723060673]}}