{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:27:07.640666", "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": "2021-Aug-20_to_2021-Aug-22_148.5_-38.0"}, "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": 2021080002487}, "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": "August 20 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 22 2021"}, "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": 53033.25177000128}, "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": ["S.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": ["Bass Strait"]}, "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": -38.0}, "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": 148.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "148.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 144.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 149.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -39.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -37.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2021-08-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[143.75, -38.5], [143.97, -37.97], [144.5, -37.75], [144.75, -37.85], [145.0, -37.75], [145.25, -37.85], [145.5, -37.75], [145.75, -37.85], [146.0, -37.75], [146.25, -37.85], [146.5, -37.75], [146.75, -37.85], [147.0, -37.75], [147.25, -37.85], [147.32, -37.82], [147.47, -37.47], [148.0, -37.25], [148.25, -37.35], [148.5, -37.25], [148.75, -37.35], [149.0, -37.25], [149.53, -37.47], [149.75, -38.0], [149.53, -38.53], [149.18, -38.68], [149.03, -39.03], [148.5, -39.25], [148.25, -39.15], [148.18, -39.18], [148.03, -39.53], [147.68, -39.68], [147.53, -40.03], [147.0, -40.25], [146.75, -40.15], [146.5, -40.25], [146.25, -40.15], [146.0, -40.25], [145.75, -40.15], [145.5, -40.25], [144.97, -40.03], [144.82, -39.68], [144.47, -39.53], [144.32, -39.18], [143.97, -39.03], [143.75, -38.5]]]]}, "2021-08-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[143.75, -38.5], [143.97, -37.97], [144.5, -37.75], [144.75, -37.85], [145.0, -37.75], [145.25, -37.85], [145.5, -37.75], [145.75, -37.85], [146.0, -37.75], [146.25, -37.85], [146.5, -37.75], [146.75, -37.85], [147.0, -37.75], [147.25, -37.85], [147.32, -37.82], [147.47, -37.47], [148.0, -37.25], [148.25, -37.35], [148.5, -37.25], [148.75, -37.35], [149.0, -37.25], [149.53, -37.47], [149.75, -38.0], [149.53, -38.53], [149.18, -38.68], [149.03, -39.03], [148.5, -39.25], [148.25, -39.15], [148.18, -39.18], [148.03, -39.53], [147.68, -39.68], [147.53, -40.03], [147.0, -40.25], [146.75, -40.15], [146.5, -40.25], [146.25, -40.15], [146.0, -40.25], [145.75, -40.15], [145.5, -40.25], [144.97, -40.03], [144.82, -39.68], [144.47, -39.53], [144.32, -39.18], [143.97, -39.03], [143.75, -38.5]]]]}, "2021-08-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[143.75, -38.5], [143.97, -37.97], [144.5, -37.75], [144.75, -37.85], [145.0, -37.75], [145.25, -37.85], [145.5, -37.75], [145.75, -37.85], [146.0, -37.75], [146.25, -37.85], [146.5, -37.75], [146.75, -37.85], [147.0, -37.75], [147.25, -37.85], [147.32, -37.82], [147.47, -37.47], [148.0, -37.25], [148.25, -37.35], [148.5, -37.25], [148.75, -37.35], [149.0, -37.25], [149.53, -37.47], [149.75, -38.0], [149.53, -38.53], [149.18, -38.68], [149.03, -39.03], [148.5, -39.25], [148.25, -39.15], [148.18, -39.18], [148.03, -39.53], [147.68, -39.68], [147.53, -40.03], [147.0, -40.25], [146.75, -40.15], [146.5, -40.25], [146.25, -40.15], [146.0, -40.25], [145.75, -40.15], [145.5, -40.25], [144.97, -40.03], [144.82, -39.68], [144.47, -39.53], [144.32, -39.18], [143.97, -39.03], [143.75, -38.5]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.593237675903993}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.4580232526766164}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [13.386334991727665, 13.506852265584769, 14.849200585644667]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [14.184039198299558, 14.315160188606058, 15.973652714563798]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.9524381922971528, 2.047183376652728, 3.374448189079968]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.26002566537818, 3.2938175446362834, 5.593237675903993]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.480475639559399, 1.559020341202435, 2.506855304997952]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.772865028894107, 1.7816622606325736, 2.9193511444347364]}}