{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:02:17.776950", "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-Nov-27_to_2024-Nov-30_113.0_-37.0"}, "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": 2024110002312}, "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 27 2024"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "November 30 2024"}, "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": 89700.0258285839}, "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": ["Indian Ocean"]}, "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": -37.0}, "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": 113.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "113.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 112.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 116.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -38.5}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -34.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[112.25, -35.85], [112.5, -35.75], [112.8, -35.87], [112.85, -35.75], [112.75, -35.5], [112.97, -34.97], [113.5, -34.75], [113.75, -34.85], [113.82, -34.82], [113.85, -34.75], [113.75, -34.5], [113.85, -34.25], [113.75, -34.0], [113.97, -33.47], [114.5, -33.25], [114.75, -33.35], [115.0, -33.25], [115.25, -33.35], [115.5, -33.25], [116.03, -33.47], [116.25, -34.0], [116.15, -34.25], [116.18, -34.32], [116.53, -34.47], [116.75, -35.0], [116.53, -35.53], [116.0, -35.75], [115.75, -35.65], [115.68, -35.68], [115.53, -36.03], [115.18, -36.18], [115.04, -36.5], [115.25, -37.0], [115.15, -37.25], [115.25, -37.5], [115.15, -37.75], [115.25, -38.0], [115.03, -38.53], [114.5, -38.75], [114.25, -38.65], [114.0, -38.75], [113.47, -38.53], [113.32, -38.18], [113.25, -38.15], [113.18, -38.18], [113.15, -38.25], [113.25, -38.5], [113.03, -39.03], [112.5, -39.25], [112.25, -39.15], [112.0, -39.25], [111.47, -39.03], [111.25, -38.5], [111.47, -37.97], [111.82, -37.82], [111.85, -37.75], [111.82, -37.68], [111.47, -37.53], [111.25, -37.0], [111.35, -36.75], [111.25, -36.5], [111.47, -35.97], [112.0, -35.75], [112.25, -35.85]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Australia", "Southern-Ocean"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2024-11-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[111.25, -36.5], [111.47, -35.97], [112.0, -35.75], [112.25, -35.85], [112.5, -35.75], [112.93, -35.93], [112.75, -35.5], [112.97, -34.97], [113.5, -34.75], [114.03, -34.97], [114.25, -35.5], [114.03, -36.03], [113.5, -36.25], [113.07, -36.07], [113.18, -36.32], [113.53, -36.47], [113.75, -37.0], [113.65, -37.25], [113.75, -37.5], [113.53, -38.03], [113.18, -38.18], [113.15, -38.25], [113.25, -38.5], [113.03, -39.03], [112.5, -39.25], [112.25, -39.15], [112.0, -39.25], [111.47, -39.03], [111.25, -38.5], [111.47, -37.97], [111.82, -37.82], [111.85, -37.75], [111.82, -37.68], [111.47, -37.53], [111.25, -37.0], [111.35, -36.75], [111.25, -36.5]]]]}, "2024-11-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[111.25, -36.5], [111.47, -35.97], [112.0, -35.75], [112.25, -35.85], [112.5, -35.75], [112.8, -35.87], [112.85, -35.75], [112.75, -35.5], [112.97, -34.97], [113.5, -34.75], [113.75, -34.85], [113.82, -34.82], [113.85, -34.75], [113.75, -34.5], [113.85, -34.25], [113.75, -34.0], [113.97, -33.47], [114.5, -33.25], [114.75, -33.35], [115.0, -33.25], [115.25, -33.35], [115.5, -33.25], [116.03, -33.47], [116.25, -34.0], [116.15, -34.25], [116.18, -34.32], [116.53, -34.47], [116.75, -35.0], [116.53, -35.53], [116.0, -35.75], [115.75, -35.65], [115.68, -35.68], [115.53, -36.03], [115.18, -36.18], [115.04, -36.5], [115.25, -37.0], [115.15, -37.25], [115.25, -37.5], [115.15, -37.75], [115.25, -38.0], [115.03, -38.53], [114.5, -38.75], [114.25, -38.65], [114.0, -38.75], [113.47, -38.53], [113.32, -38.18], [113.25, -38.15], [113.18, -38.18], [113.15, -38.25], [113.25, -38.5], [113.03, 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maximum t2m.", "value": [16.768804168701195, 21.15500157674154, 22.41290435791018, 21.509497578938806]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.5246014452394185, 2.34697032273468, 3.123573872507107, 1.9826501446742586]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.6606037187049765, 4.311169175328018, 5.496759911509571, 4.566749761425683]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3344017296946593, 1.9467755578228778, 2.5883335422090554, 1.5912322250732716]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4454089253068385, 2.3944446354847857, 3.32390558791656, 2.041727421385679]}}