{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:05:13.314142", "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": "2025-May-04_to_2025-May-06_130.0_-14.0"}, "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": 2025050001197}, "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": "May 04 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 06 2025"}, "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": 50877.53008393594}, "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"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Oceania"]}, "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": -14.0}, "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": 130.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "130.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 130.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 131.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -16.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -13.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[129.25, -14.0], [129.47, -13.47], [129.82, -13.32], [129.97, -12.97], [130.5, -12.75], [130.75, -12.85], [131.0, -12.75], [131.25, -12.85], [131.5, -12.75], [132.03, -12.97], [132.25, -13.5], [132.15, -13.75], [132.25, -14.0], [132.15, -14.25], [132.25, -14.5], [132.15, -14.75], [132.25, -15.0], [132.04, -15.5], [132.25, -16.0], [132.03, -16.53], [131.5, -16.75], [130.97, -16.53], [130.82, -16.18], [130.47, -16.03], [130.32, -15.68], [130.25, -15.65], [130.0, -15.75], [129.47, -15.53], [129.25, -15.0], [129.35, -14.75], [129.25, -14.5], [129.35, -14.25], [129.25, -14.0]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Australia"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2025-05-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[129.25, -14.5], [129.35, -14.25], [129.25, -14.0], [129.47, -13.47], [129.82, -13.32], [129.97, -12.97], [130.5, -12.75], [130.75, -12.85], [131.0, -12.75], [131.25, -12.85], [131.5, -12.75], [132.03, -12.97], [132.25, -13.5], [132.15, -13.75], [132.25, -14.0], [132.15, -14.25], [132.25, -14.5], [132.15, -14.75], [132.25, -15.0], [132.04, -15.5], [132.25, -16.0], [132.03, -16.53], [131.5, -16.75], [130.97, -16.53], [130.82, -16.18], [130.47, -16.03], [130.32, -15.68], [130.25, -15.65], [130.0, -15.75], [129.47, -15.53], [129.25, -15.0], [129.35, -14.75], [129.25, -14.5]]]]}, "2025-05-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[129.25, -14.5], [129.35, -14.25], [129.25, -14.0], [129.47, -13.47], [129.82, -13.32], [129.97, -12.97], [130.5, -12.75], [130.75, -12.85], [131.0, -12.75], [131.25, -12.85], [131.5, -12.75], [132.03, -12.97], [132.25, -13.5], [132.15, -13.75], [132.25, -14.0], [132.15, -14.25], [132.25, -14.5], [132.15, -14.75], [132.25, -15.0], [132.04, -15.5], [132.25, -16.0], [132.03, -16.53], [131.5, -16.75], [130.97, -16.53], [130.82, -16.18], [130.47, -16.03], [130.32, -15.68], [130.25, -15.65], [130.0, -15.75], [129.47, -15.53], [129.25, -15.0], [129.35, -14.75], [129.25, -14.5]]]]}, "2025-05-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[129.25, -14.5], [129.35, -14.25], [129.25, -14.0], [129.47, -13.47], [129.82, -13.32], [129.97, -12.97], [130.5, -12.75], [130.75, -12.85], [131.0, -12.75], [131.25, -12.85], [131.5, -12.75], [132.03, -12.97], [132.25, -13.5], [132.15, -13.75], [132.25, -14.0], [132.15, -14.25], [132.25, -14.5], [132.15, -14.75], [132.25, -15.0], [132.04, -15.5], [132.25, -16.0], [132.03, -16.53], [131.5, -16.75], [130.97, -16.53], [130.82, -16.18], [130.47, -16.03], [130.32, -15.68], [130.25, -15.65], [130.0, -15.75], [129.47, -15.53], [129.25, -15.0], [129.35, -14.75], [129.25, -14.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.616474954640637}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.710039756382238}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.506645531747893, 28.507591202679805, 28.174454288856623]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [29.395461018880212, 29.4720232645671, 29.407613372802757]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.6516926600557476, 2.827846860788581, 2.6505797483023845]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.3759747512028184, 3.616474954640637, 3.428797982306719]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3093749664675685, 1.4391594313539104, 1.4107046860395103]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.5184969602960323, 1.6984716795888517, 1.6620126980297902]}}