{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:56:36.155231", "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": "2014-Jun-08_to_2014-Jun-11_142.0_-12.0"}, "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": 2014060000368}, "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 08 2014"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 11 2014"}, "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": "Cold spell"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 128963.64865349}, "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": ["Australia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Australia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Australia"]}, "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": ["Arafura 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": -12.0}, "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": 142.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "142.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 140.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 144.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -16.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -11.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2014-06-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[139.97, -11.47], [140.5, -11.25], [141.03, -11.47], 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[140.35, -13.25], [140.32, -13.18], [139.97, -13.03], [139.75, -12.5], [139.85, -12.25], [139.75, -12.0], [139.97, -11.47]]]]}, "2014-06-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[139.97, -11.47], [140.5, -11.25], [141.03, -11.47], [141.18, -11.82], [141.25, -11.85], [141.32, -11.82], [141.35, -11.75], [141.25, -11.5], [141.47, -10.97], [142.0, -10.75], [142.53, -10.97], [142.68, -11.32], [143.03, -11.47], [143.18, -11.82], [143.53, -11.97], [143.75, -12.5], [143.65, -12.75], [143.75, -13.0], [143.65, -13.25], [143.68, -13.32], [144.03, -13.47], [144.18, -13.82], [144.25, -13.85], [144.5, -13.75], [145.03, -13.97], [145.25, -14.5], [145.15, -14.75], [145.25, -15.0], [145.15, -15.25], [145.25, -15.5], [145.03, -16.03], [144.5, -16.25], [144.25, -16.15], [144.18, -16.18], [144.03, -16.53], [143.5, -16.75], [143.25, -16.65], [143.0, -16.75], [142.47, -16.53], [142.32, -16.18], [142.25, -16.15], [142.0, -16.25], [141.47, -16.03], [141.25, -15.5], [141.35, -15.25], 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22.334406067303348, 23.652335198483115]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [19.299406173258546, 19.547242070570178, 20.306708592998234, 23.251586843649363]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [-3.5401757646198924, -3.210400125744545, -2.1679755099182585, -1.471923804692807]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [-4.919009514442678, -4.832734679353848, -4.017409575751685, -1.5475016150185752]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [-2.7588768278273244, -2.490074669811387, -1.6671595672266917, -1.4243874796172695]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [-4.139206891186715, -3.6517569238721532, -2.1623338080434618, -1.512858735225855]}}