{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:17:42.219098", "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": "2018-Jul-24_to_2018-Jul-28_138.0_-21.5"}, "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": 2018070002943}, "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": "July 24 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 28 2018"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 109676.05335906522}, "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": ["C.Australia", "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": []}, "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": -21.5}, "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": 138.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "138.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 134.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 141.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -22.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -19.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-07-24T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[134.5, -19.25], [135.03, -19.47], [135.25, -20.0], [135.03, -20.53], [134.5, -20.75], [133.97, -20.53], [133.75, -20.0], [133.97, -19.47], [134.5, -19.25]]]]}, "2018-07-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[135.0, -18.75], [135.53, -18.97], [135.68, -19.32], [136.03, -19.47], [136.18, -19.82], [136.25, -19.85], [136.5, -19.75], [137.0, -19.96], [137.5, -19.75], [138.03, -19.97], [138.25, -20.5], [138.13, -20.8], [138.53, -20.97], [138.75, -21.5], [138.53, -22.03], [138.0, -22.25], [137.47, -22.03], [137.25, -21.5], [137.38, -21.2], [137.0, -21.04], [136.5, -21.25], [136.25, -21.15], [136.0, -21.25], [135.75, -21.15], [135.5, -21.25], [134.97, -21.03], [134.82, -20.68], [134.75, -20.65], [134.5, -20.75], [133.97, -20.53], [133.75, -20.0], [133.97, -19.47], [134.32, -19.32], [134.47, -18.97], [135.0, -18.75]]]]}, "2018-07-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[135.0, -18.75], [135.25, -18.85], [135.5, -18.75], [136.03, -18.97], [136.18, -19.32], [136.25, -19.35], [136.32, -19.32], 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"2018-07-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[135.0, -18.75], [135.25, -18.85], [135.5, -18.75], [136.03, -18.97], [136.18, -19.32], [136.25, -19.35], [136.32, -19.32], [136.47, -18.97], [137.0, -18.75], [137.53, -18.97], [137.68, -19.32], [138.03, -19.47], [138.18, -19.82], [138.53, -19.97], [138.68, -20.32], [138.75, -20.35], [139.0, -20.25], [139.53, -20.47], [139.68, -20.82], [139.75, -20.85], [140.0, -20.75], [140.25, -20.85], [140.5, -20.75], [141.03, -20.97], [141.18, -21.32], [141.53, -21.47], [141.75, -22.0], [141.65, -22.25], [141.75, -22.5], [141.53, -23.03], [141.0, -23.25], [140.75, -23.15], [140.5, -23.25], [139.97, -23.03], [139.82, -22.68], [139.75, -22.65], [139.5, -22.75], [139.25, -22.65], [139.0, -22.75], [138.75, -22.65], [138.5, -22.75], [137.97, -22.53], [137.82, -22.18], [137.75, -22.15], [137.5, -22.25], [137.25, -22.15], [137.0, -22.25], [136.47, -22.03], [136.32, -21.68], [135.97, -21.53], [135.82, -21.18], [135.75, -21.15], 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23.390484090373604, 23.407952508468554, 24.599714537261946, 23.9577917637435]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [3.9417585196354707, 4.332977598256914, 4.690046736830547, 5.722131305975364, 4.573119010121055]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.9417585196354707, 5.033113752755753, 5.556620464348271, 6.969432386269489, 5.49729170115296]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3242515243266881, 1.50676859563775, 1.5709023232842434, 1.8426481801896042, 1.4946970935186124]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3242515243266881, 1.7454019146917215, 1.8421712516232263, 2.165721881608466, 1.859078255122891]}}