{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:12:51.512803", "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-May-25_to_2018-May-28_135.0_-34.0"}, "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": 2018050002565}, "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 25 2018"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "May 28 2018"}, "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": 270402.91420279583}, "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": ["Great Australian Bight"]}, "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": -34.0}, "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": 135.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "135.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 129.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 136.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -39.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -29.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2018-05-25T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.85, -32.75], [128.75, -32.5], [128.97, -31.97], [129.5, -31.75], [129.75, -31.85], [130.0, -31.75], [130.25, -31.85], [130.32, -31.82], [130.47, -31.47], [131.0, -31.25], [131.25, -31.35], [131.5, -31.25], [132.03, -31.47], [132.18, -31.82], [132.25, -31.85], [132.5, -31.75], [132.75, -31.85], [133.0, -31.75], [133.25, -31.85], [133.32, -31.82], [133.35, -31.75], [133.32, -31.68], [132.97, -31.53], [132.75, -31.0], [132.96, -30.5], [132.75, -30.0], [132.97, -29.47], [133.5, -29.25], [134.03, -29.47], [134.18, -29.82], [134.53, -29.97], [134.68, -30.32], [134.75, -30.35], [135.0, -30.25], [135.53, -30.47], [135.75, -31.0], [135.53, -31.53], [135.18, -31.68], [135.15, -31.75], [135.25, -32.0], [135.15, -32.25], [135.18, -32.32], [135.25, -32.35], [135.5, -32.25], [136.03, -32.47], [136.18, -32.82], [136.53, -32.97], [136.75, -33.5], [136.53, -34.03], [136.18, -34.18], [136.03, -34.53], [135.5, -34.75], [135.25, -34.65], [135.0, -34.75], [134.75, -34.65], [134.63, -34.7], [134.75, -35.0], [134.65, -35.25], [134.75, -35.5], [134.65, -35.75], [134.68, -35.82], [135.03, -35.97], [135.18, -36.32], [135.53, -36.47], [135.75, -37.0], [135.65, -37.25], [135.68, -37.32], [136.03, -37.47], [136.25, -38.0], [136.03, -38.53], [135.68, -38.68], [135.53, -39.03], [135.18, -39.18], [135.03, -39.53], [134.5, -39.75], [134.25, -39.65], [134.0, -39.75], [133.47, -39.53], [133.32, -39.18], [132.97, -39.03], [132.75, -38.5], [132.97, -37.97], [133.32, -37.82], [133.35, -37.75], [133.32, -37.68], [132.97, -37.53], [132.82, -37.18], [132.47, -37.03], [132.32, -36.68], [131.97, -36.53], [131.82, -36.18], [131.47, -36.03], [131.32, -35.68], [131.25, -35.65], [131.0, -35.75], [130.47, -35.53], [130.32, -35.18], [130.25, -35.15], [130.0, -35.25], [129.47, -35.03], [129.25, -34.5], [129.35, -34.25], [129.32, -34.18], [128.97, -34.03], [128.75, -33.5], [128.85, -33.25], [128.75, -33.0], [128.85, -32.75]]]]}, "2018-05-26T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.85, -32.75], [128.75, -32.5], [128.97, -31.97], [129.5, -31.75], [129.75, -31.85], [130.0, -31.75], [130.25, -31.85], [130.32, -31.82], [130.47, -31.47], [131.0, -31.25], [131.25, -31.35], [131.5, -31.25], [132.03, -31.47], [132.18, -31.82], [132.25, -31.85], [132.5, -31.75], [132.75, -31.85], [133.0, -31.75], [133.25, -31.85], [133.32, -31.82], [133.35, -31.75], [133.32, -31.68], [132.97, -31.53], [132.75, -31.0], [132.96, -30.5], [132.75, -30.0], [132.97, -29.47], [133.5, -29.25], [134.03, -29.47], [134.18, -29.82], [134.53, -29.97], [134.68, -30.32], [134.75, -30.35], [135.0, -30.25], [135.53, -30.47], [135.75, -31.0], [135.53, -31.53], [135.18, -31.68], [135.15, -31.75], [135.25, -32.0], [135.15, -32.25], [135.18, -32.32], [135.25, -32.35], [135.32, -32.32], [135.47, -31.97], [136.0, -31.75], [136.53, -31.97], [136.75, -32.5], [136.54, -33.0], [136.75, -33.5], [136.53, -34.03], [136.18, -34.18], [136.03, -34.53], [135.5, -34.75], [135.25, -34.65], [135.0, -34.75], [134.75, -34.65], [134.63, -34.7], [134.75, -35.0], [134.65, -35.25], [134.75, -35.5], [134.65, -35.75], [134.68, -35.82], [135.03, -35.97], [135.18, -36.32], [135.53, -36.47], [135.75, -37.0], [135.65, -37.25], [135.68, -37.32], [136.03, -37.47], [136.25, -38.0], [136.03, -38.53], [135.68, -38.68], [135.53, -39.03], [135.18, -39.18], [135.03, -39.53], [134.5, -39.75], [134.25, -39.65], [134.0, -39.75], [133.47, -39.53], [133.32, -39.18], [132.97, -39.03], [132.75, -38.5], [132.97, -37.97], [133.32, -37.82], [133.35, -37.75], [133.32, -37.68], [132.97, -37.53], [132.82, -37.18], [132.47, -37.03], [132.32, -36.68], [131.97, -36.53], [131.82, -36.18], [131.47, -36.03], [131.32, -35.68], [131.25, -35.65], [131.0, -35.75], [130.47, -35.53], [130.32, -35.18], [130.25, -35.15], [130.0, -35.25], [129.47, -35.03], [129.25, -34.5], [129.35, -34.25], [129.32, -34.18], [128.97, -34.03], [128.75, -33.5], [128.85, -33.25], [128.75, -33.0], [128.85, -32.75]]]]}, "2018-05-27T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[128.85, -32.75], [128.75, -32.5], [128.97, -31.97], [129.5, -31.75], [129.75, -31.85], [130.0, -31.75], [130.25, -31.85], [130.32, -31.82], [130.47, -31.47], [131.0, -31.25], [131.25, -31.35], [131.5, -31.25], [132.03, -31.47], [132.18, -31.82], [132.25, -31.85], [132.5, -31.75], [132.75, -31.85], [133.0, -31.75], [133.25, -31.85], [133.32, -31.82], [133.35, -31.75], [133.32, -31.68], [132.97, -31.53], [132.75, -31.0], [132.96, -30.5], [132.75, -30.0], [132.97, -29.47], [133.5, -29.25], [134.03, -29.47], [134.18, -29.82], [134.53, -29.97], [134.68, -30.32], [134.75, -30.35], [135.0, -30.25], [135.53, -30.47], [135.75, -31.0], [135.53, -31.53], [135.18, -31.68], [135.15, -31.75], [135.25, -32.0], [135.15, -32.25], [135.18, -32.32], [135.25, -32.35], [135.32, -32.32], [135.47, -31.97], [136.0, -31.75], [136.53, -31.97], [136.75, -32.5], [136.54, -33.0], [136.75, -33.5], [136.53, -34.03], [136.18, -34.18], [136.03, -34.53], [135.5, -34.75], [135.25, -34.65], [135.0, -34.75], [134.75, -34.65], [134.63, -34.7], [134.75, -35.0], [134.65, -35.25], [134.75, -35.5], [134.65, -35.75], [134.68, -35.82], [135.03, -35.97], [135.18, -36.32], [135.53, -36.47], [135.75, -37.0], [135.65, -37.25], [135.68, -37.32], [136.03, -37.47], [136.25, -38.0], [136.03, -38.53], [135.68, -38.68], [135.53, -39.03], [135.18, -39.18], [135.03, -39.53], [134.5, -39.75], [134.25, -39.65], [134.0, -39.75], [133.47, -39.53], [133.32, -39.18], [132.97, -39.03], [132.75, -38.5], [132.97, -37.97], [133.32, -37.82], [133.35, -37.75], [133.32, -37.68], [132.97, -37.53], [132.82, -37.18], [132.47, -37.03], [132.32, -36.68], [131.97, -36.53], [131.82, -36.18], [131.47, -36.03], [131.32, -35.68], [131.25, -35.65], [131.0, -35.75], [130.47, -35.53], [130.32, -35.18], [130.25, -35.15], [130.0, -35.25], [129.47, -35.03], [129.25, -34.5], [129.35, -34.25], [129.32, -34.18], [128.97, -34.03], [128.75, -33.5], [128.85, -33.25], [128.75, -33.0], [128.85, -32.75]]]]}, "2018-05-28T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[136.0, -31.75], [136.53, -31.97], [136.75, -32.5], [136.53, -33.03], [136.0, -33.25], [135.47, -33.03], [135.25, -32.5], [135.47, -31.97], [136.0, -31.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 6.684037722342964}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.7838883133514836}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [17.9717578484985, 18.770146806734886, 17.75986411975373, 15.109786175612214]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [19.687387482062093, 20.18251016228845, 19.168957500094905, 15.109786175612214]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.4484435978666177, 3.40497478275542, 2.4952013202161685, 2.771238954788373]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [4.606881489848718, 6.684037722342964, 4.470157959465496, 2.771238954788373]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.6896292458135629, 2.3512893991234094, 1.7448469786248246, 1.3876506647900195]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [2.174979364362904, 3.3353305418580015, 2.101130929257442, 1.3876506647900195]}}