{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:27:03.605546", "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-10_to_2021-Aug-17_119.0_13.0"}, "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": 2021080001931}, "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 10 2021"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 17 2021"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 8}, "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": 398159.0296769164}, "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": ["Philippines"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.E.Asia"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Asia"]}, "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": ["Philippine Sea", "South China Sea", "Sulu Sea"]}, "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": 13.0}, "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": 119.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "119.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 113.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 123.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 8.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 17.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2021-08-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.35, 10.25], [119.25, 10.5], [119.47, 11.03], [120.0, 11.25], [120.25, 11.15], [120.5, 11.25], [121.03, 11.03], [121.18, 10.68], [121.25, 10.65], [121.5, 10.75], [122.03, 10.53], [122.25, 10.0], [122.15, 9.75], [122.18, 9.68], [122.25, 9.65], [122.5, 9.75], [123.03, 9.53], [123.25, 9.0], [123.03, 8.47], [122.5, 8.25], [122.25, 8.35], [122.0, 8.25], [121.75, 8.35], [121.5, 8.25], [121.25, 8.35], [121.0, 8.25], [120.75, 8.35], [120.5, 8.25], [119.97, 8.47], [119.82, 8.82], [119.47, 8.97], [119.25, 9.5], [119.35, 9.75], [119.25, 10.0], [119.35, 10.25]]]]}, "2021-08-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[115.75, 11.5], [115.97, 12.03], [116.5, 12.25], [116.75, 12.15], [117.0, 12.25], [117.25, 12.15], [117.32, 12.18], [117.47, 12.53], [117.82, 12.68], [117.97, 13.03], [118.32, 13.18], [118.47, 13.53], [119.0, 13.75], [119.53, 13.53], [119.68, 13.18], [120.0, 13.04], [120.5, 13.25], [121.03, 13.03], [121.18, 12.68], [121.53, 12.53], [121.75, 12.0], [121.53, 11.47], [121.18, 11.32], [121.04, 11.0], [121.18, 10.68], [121.25, 10.65], [121.32, 10.68], [121.47, 11.03], [122.0, 11.25], [122.25, 11.15], [122.32, 11.18], [122.47, 11.53], [123.0, 11.75], [123.53, 11.53], [123.75, 11.0], [123.63, 10.7], [124.03, 10.53], [124.25, 10.0], [124.03, 9.47], [123.68, 9.32], [123.53, 8.97], [123.18, 8.82], [123.03, 8.47], [122.5, 8.25], [122.25, 8.35], [122.0, 8.25], [121.75, 8.35], [121.5, 8.25], [121.25, 8.35], [121.0, 8.25], [120.75, 8.35], [120.5, 8.25], [119.97, 8.47], [119.82, 8.82], [119.47, 8.97], [119.32, 9.32], [118.97, 9.47], [118.75, 10.0], [118.88, 10.3], [118.75, 10.35], [118.68, 10.32], [118.53, 9.97], [118.0, 9.75], [117.75, 9.85], [117.5, 9.75], [116.97, 9.97], [116.82, 10.32], [116.47, 10.47], [116.32, 10.82], [115.97, 10.97], [115.75, 11.5]], [[122.32, 9.68], [122.35, 9.75], [122.32, 9.82], [122.25, 9.85], [122.18, 9.82], [122.15, 9.75], [122.18, 9.68], [122.25, 9.65], [122.32, 9.68]]]]}, "2021-08-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[112.75, 11.0], [112.97, 11.53], [113.5, 11.75], [113.8, 11.63], [113.97, 12.03], [114.32, 12.18], [114.47, 12.53], [115.0, 12.75], [115.25, 12.65], [115.32, 12.68], [115.47, 13.03], [115.88, 13.2], [115.75, 13.5], [115.85, 13.75], [115.75, 14.0], [115.85, 14.25], [115.75, 14.5], [115.97, 15.03], [116.32, 15.18], [116.47, 15.53], [116.82, 15.68], [116.97, 16.03], [117.5, 16.25], [118.03, 16.03], [118.18, 15.68], [118.53, 15.53], [118.68, 15.18], [118.75, 15.15], [118.82, 15.18], [118.85, 15.25], [118.75, 15.5], [118.97, 16.03], [119.5, 16.25], [120.03, 16.03], [120.18, 15.68], [120.53, 15.53], [120.75, 15.0], [120.65, 14.75], [120.68, 14.68], [121.03, 14.53], [121.25, 14.0], [121.04, 13.5], [121.25, 13.0], [121.15, 12.75], [121.18, 12.68], [121.53, 12.53], [121.75, 12.0], [121.53, 11.47], [121.18, 11.32], [121.04, 11.0], [121.18, 10.68], [121.25, 10.65], [121.32, 10.68], [121.47, 11.03], [122.0, 11.25], [122.25, 11.15], [122.32, 11.18], [122.47, 11.53], [123.0, 11.75], [123.53, 11.53], [123.75, 11.0], [123.63, 10.7], [124.03, 10.53], [124.25, 10.0], [124.03, 9.47], [123.68, 9.32], [123.53, 8.97], [123.18, 8.82], [123.03, 8.47], [122.5, 8.25], [122.25, 8.35], [122.0, 8.25], [121.75, 8.35], [121.5, 8.25], [121.25, 8.35], [121.0, 8.25], [120.75, 8.35], [120.5, 8.25], [119.97, 8.47], [119.82, 8.82], [119.47, 8.97], [119.32, 9.32], [119.0, 9.46], [118.5, 9.25], [117.97, 9.47], [117.82, 9.82], [117.75, 9.85], [117.5, 9.75], [116.97, 9.97], [116.82, 10.32], [116.47, 10.47], [116.32, 10.82], [116.25, 10.85], [116.18, 10.82], [116.03, 10.47], [115.68, 10.32], [115.65, 10.25], [115.75, 10.0], [115.53, 9.47], [115.0, 9.25], [114.75, 9.35], [114.5, 9.25], [114.25, 9.35], [114.0, 9.25], [113.47, 9.47], [113.25, 10.0], [113.35, 10.25], [113.32, 10.32], [112.97, 10.47], [112.75, 11.0]], [[122.32, 9.68], [122.35, 9.75], [122.32, 9.82], [122.25, 9.85], [122.18, 9.82], [122.15, 9.75], [122.18, 9.68], [122.25, 9.65], [122.32, 9.68]]]]}, "2021-08-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[121.25, 10.5], [121.47, 11.03], [122.0, 11.25], [122.25, 11.15], [122.32, 11.18], [122.47, 11.53], [123.0, 11.75], [123.53, 11.53], [123.75, 11.0], [123.63, 10.7], [124.03, 10.53], [124.25, 10.0], [124.03, 9.47], [123.68, 9.32], [123.53, 8.97], [123.0, 8.75], [122.47, 8.97], [122.25, 9.5], [122.35, 9.75], [122.32, 9.82], [122.25, 9.85], [122.0, 9.75], [121.47, 9.97], [121.25, 10.5]]], [[[113.5, 12.25], [114.0, 12.04], [114.32, 12.18], [114.47, 12.53], [115.0, 12.75], [115.25, 12.65], [115.32, 12.68], [115.47, 13.03], [115.88, 13.2], [115.75, 13.5], [115.85, 13.75], [115.75, 14.0], [115.85, 14.25], [115.75, 14.5], [115.85, 14.75], [115.75, 15.0], [115.85, 15.25], [115.82, 15.32], [115.47, 15.47], [115.25, 16.0], [115.47, 16.53], [116.0, 16.75], [116.53, 16.53], [116.68, 16.18], [116.75, 16.15], [117.0, 16.25], [117.25, 16.15], [117.32, 16.18], [117.47, 16.53], [117.82, 16.68], [117.97, 17.03], [118.32, 17.18], [118.47, 17.53], [119.0, 17.75], [119.53, 17.53], [119.75, 17.0], [119.65, 16.75], [119.75, 16.5], [119.65, 16.25], [119.68, 16.18], [120.03, 16.03], [120.18, 15.68], [120.53, 15.53], [120.75, 15.0], [120.65, 14.75], [120.68, 14.68], [121.03, 14.53], [121.25, 14.0], [121.04, 13.5], [121.25, 13.0], [121.15, 12.75], [121.18, 12.68], [121.53, 12.53], [121.75, 12.0], [121.53, 11.47], [121.18, 11.32], [121.03, 10.97], [120.63, 10.8], [120.75, 10.5], [120.65, 10.25], [120.75, 10.0], [120.53, 9.47], [120.0, 9.25], [119.75, 9.35], [119.5, 9.25], [119.0, 9.46], [118.5, 9.25], [117.97, 9.47], [117.82, 9.82], [117.75, 9.85], [117.5, 9.75], [116.97, 9.97], [116.82, 10.32], [116.47, 10.47], [116.32, 10.82], [116.25, 10.85], [116.18, 10.82], [116.03, 10.47], [115.68, 10.32], [115.65, 10.25], [115.75, 10.0], [115.53, 9.47], [115.0, 9.25], [114.75, 9.35], [114.5, 9.25], [114.25, 9.35], [114.0, 9.25], [113.47, 9.47], [113.25, 10.0], [113.35, 10.25], [113.32, 10.32], [112.97, 10.47], [112.75, 11.0], [112.85, 11.25], [112.75, 11.5], [112.97, 12.03], [113.5, 12.25]]]]}, "2021-08-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.53, 11.03], [119.75, 10.5], [119.53, 9.97], [119.18, 9.82], [119.03, 9.47], [118.5, 9.25], [117.97, 9.47], [117.75, 10.0], [117.97, 10.53], [118.32, 10.68], [118.47, 11.03], [119.0, 11.25], [119.53, 11.03]]], [[[113.5, 12.25], [114.0, 12.04], [114.32, 12.18], [114.47, 12.53], [115.0, 12.75], [115.25, 12.65], [115.32, 12.68], [115.47, 13.03], [115.88, 13.2], [115.75, 13.5], [115.85, 13.75], [115.75, 14.0], [115.85, 14.25], [115.75, 14.5], [115.85, 14.75], [115.75, 15.0], [115.85, 15.25], [115.82, 15.32], [115.47, 15.47], [115.25, 16.0], [115.47, 16.53], [116.0, 16.75], [116.53, 16.53], [116.68, 16.18], [116.75, 16.15], [117.0, 16.25], [117.25, 16.15], [117.32, 16.18], [117.47, 16.53], [117.82, 16.68], [117.97, 17.03], [118.32, 17.18], [118.47, 17.53], [119.0, 17.75], [119.53, 17.53], [119.75, 17.0], [119.65, 16.75], [119.75, 16.5], [119.65, 16.25], [119.68, 16.18], [120.03, 16.03], [120.18, 15.68], [120.53, 15.53], [120.75, 15.0], [120.65, 14.75], [120.68, 14.68], [121.03, 14.53], [121.25, 14.0], [121.04, 13.5], [121.25, 13.0], [121.03, 12.47], [120.5, 12.25], [119.97, 12.47], [119.82, 12.82], [119.75, 12.85], [119.68, 12.82], [119.65, 12.75], [119.75, 12.5], [119.53, 11.97], [119.18, 11.82], [119.03, 11.47], [118.5, 11.25], [118.25, 11.35], [118.18, 11.32], [118.03, 10.97], [117.5, 10.75], [117.25, 10.85], [117.0, 10.75], [116.75, 10.85], [116.5, 10.75], [116.25, 10.85], [116.18, 10.82], [116.03, 10.47], [115.68, 10.32], [115.65, 10.25], [115.75, 10.0], [115.53, 9.47], [115.0, 9.25], [114.75, 9.35], [114.5, 9.25], [114.25, 9.35], [114.0, 9.25], [113.47, 9.47], [113.25, 10.0], [113.35, 10.25], [113.32, 10.32], [112.97, 10.47], [112.75, 11.0], [112.85, 11.25], [112.75, 11.5], [112.97, 12.03], [113.5, 12.25]]]]}, "2021-08-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[119.53, 11.03], [119.75, 10.5], [119.53, 9.97], [119.18, 9.82], [119.03, 9.47], [118.5, 9.25], [117.97, 9.47], [117.75, 10.0], [117.97, 10.53], [118.32, 10.68], [118.47, 11.03], [119.0, 11.25], [119.53, 11.03]]], [[[114.03, 12.03], [114.25, 11.5], [114.15, 11.25], [114.25, 11.0], [114.03, 10.47], [113.5, 10.25], [112.97, 10.47], [112.75, 11.0], [112.85, 11.25], [112.75, 11.5], [112.97, 12.03], [113.5, 12.25], [114.03, 12.03]]], [[[115.0, 12.75], [115.25, 12.65], [115.5, 12.75], [115.75, 12.65], [116.0, 12.75], [116.25, 12.65], [116.32, 12.68], [116.38, 12.8], [115.97, 12.97], [115.75, 13.5], [115.85, 13.75], [115.75, 14.0], [115.85, 14.25], [115.75, 14.5], [115.85, 14.75], [115.75, 15.0], [115.85, 15.25], [115.82, 15.32], [115.47, 15.47], [115.25, 16.0], [115.47, 16.53], [116.0, 16.75], [116.53, 16.53], [116.68, 16.18], [116.75, 16.15], [117.0, 16.25], [117.25, 16.15], [117.32, 16.18], [117.47, 16.53], [117.82, 16.68], [117.97, 17.03], [118.32, 17.18], [118.47, 17.53], [119.0, 17.75], [119.53, 17.53], [119.75, 17.0], [119.65, 16.75], [119.75, 16.5], [119.65, 16.25], [119.75, 16.0], [119.65, 15.75], [119.68, 15.68], [120.03, 15.53], [120.18, 15.18], [120.53, 15.03], [120.68, 14.68], [121.03, 14.53], [121.25, 14.0], [121.15, 13.75], [121.25, 13.5], [121.15, 13.25], [121.25, 13.0], [121.03, 12.47], [120.5, 12.25], [120.25, 12.35], [120.0, 12.25], [119.75, 12.35], [119.68, 12.32], [119.53, 11.97], [119.18, 11.82], [119.03, 11.47], [118.5, 11.25], [118.25, 11.35], [118.18, 11.32], [118.03, 10.97], [117.5, 10.75], [117.25, 10.85], [117.0, 10.75], [116.75, 10.85], [116.5, 10.75], [116.25, 10.85], [116.0, 10.75], [115.75, 10.85], [115.5, 10.75], [114.97, 10.97], [114.82, 11.32], [114.47, 11.47], [114.25, 12.0], [114.47, 12.53], [115.0, 12.75]]]]}, "2021-08-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[117.97, 9.47], [117.75, 10.0], [117.97, 10.53], [118.5, 10.75], [119.03, 10.53], [119.25, 10.0], [119.03, 9.47], [118.5, 9.25], [117.97, 9.47]]], [[[114.03, 12.03], [114.25, 11.5], [114.15, 11.25], [114.25, 11.0], [114.03, 10.47], [113.5, 10.25], [112.97, 10.47], [112.75, 11.0], [112.85, 11.25], [112.75, 11.5], [112.97, 12.03], [113.5, 12.25], [114.03, 12.03]]], [[[115.0, 12.75], [115.25, 12.65], [115.5, 12.75], [115.75, 12.65], [116.0, 12.75], [116.25, 12.65], [116.32, 12.68], [116.46, 13.0], [116.32, 13.32], [115.97, 13.47], [115.75, 14.0], [115.97, 14.53], [116.32, 14.68], [116.47, 15.03], [116.82, 15.18], [116.97, 15.53], [117.5, 15.75], [118.03, 15.53], [118.18, 15.18], [118.53, 15.03], [118.68, 14.68], [118.75, 14.65], [119.0, 14.75], [119.25, 14.65], [119.5, 14.75], [119.75, 14.65], [120.0, 14.75], [120.25, 14.65], [120.5, 14.75], [121.03, 14.53], [121.25, 14.0], [121.15, 13.75], [121.25, 13.5], [121.15, 13.25], [121.25, 13.0], [121.03, 12.47], [120.5, 12.25], [120.25, 12.35], [120.0, 12.25], [119.75, 12.35], [119.68, 12.32], [119.53, 11.97], [119.18, 11.82], [119.03, 11.47], [118.5, 11.25], [118.25, 11.35], [118.18, 11.32], [118.03, 10.97], [117.5, 10.75], [117.25, 10.85], [117.0, 10.75], [116.75, 10.85], [116.5, 10.75], [116.25, 10.85], [116.0, 10.75], [115.75, 10.85], [115.5, 10.75], [114.97, 10.97], [114.82, 11.32], [114.47, 11.47], [114.25, 12.0], [114.47, 12.53], [115.0, 12.75]]]]}, "2021-08-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[112.97, 10.97], [112.75, 11.5], [112.97, 12.03], [113.5, 12.25], [114.03, 12.03], [114.25, 11.5], [114.03, 10.97], [113.5, 10.75], [112.97, 10.97]]], [[[114.25, 12.0], [114.47, 12.53], [115.0, 12.75], [115.25, 12.65], [115.5, 12.75], [115.75, 12.65], [116.0, 12.75], [116.25, 12.65], [116.32, 12.68], [116.47, 13.03], [116.82, 13.18], [116.97, 13.53], [117.5, 13.75], [117.75, 13.65], [117.82, 13.68], [117.85, 13.75], [117.75, 14.0], [117.97, 14.53], [118.5, 14.75], [118.75, 14.65], [119.0, 14.75], [119.25, 14.65], [119.5, 14.75], [119.75, 14.65], [120.0, 14.75], [120.25, 14.65], [120.5, 14.75], [121.03, 14.53], [121.25, 14.0], [121.15, 13.75], [121.25, 13.5], [121.03, 12.97], [120.68, 12.82], [120.53, 12.47], [120.0, 12.25], [119.75, 12.35], [119.68, 12.32], [119.53, 11.97], [119.0, 11.75], [118.5, 11.96], [118.18, 11.82], [118.03, 11.47], [117.68, 11.32], [117.53, 10.97], [117.0, 10.75], [116.47, 10.97], [116.32, 11.32], [116.25, 11.35], [116.0, 11.25], [115.75, 11.35], [115.5, 11.25], [115.25, 11.35], [115.0, 11.25], [114.47, 11.47], [114.25, 12.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.8714816060312387}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.117656881037621}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [28.280214994639778, 28.45914129838235, 28.566700745377375, 28.61505922473907, 28.527711166913605, 28.632779790759628, 28.47452916970309, 28.387620758215235]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [28.393426516349564, 28.956710770619395, 28.92303051624532, 28.97335089629587, 28.889670264288213, 29.007431153691016, 28.791829525334663, 28.73966913138719]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.9579860030671322, 1.1300575739849623, 1.1608350769073814, 1.168471692648464, 1.0424501245293514, 1.1661525650767037, 1.0509076776995663, 1.0199963156218448]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.0505149396374804, 1.6658371877652485, 1.8714816060312387, 1.7967330877411882, 1.7921433142781211, 1.5397603624718954, 1.6611892491989693, 1.3465403065809483]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4750438425116104, 1.7049977561552605, 1.8491333943250465, 1.8838972729881602, 1.728458088096225, 1.9273968045040955, 1.7256703714123889, 1.6560582843827791]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6826033782706116, 2.46120997501973, 2.539691506379568, 2.286186312350792, 2.2851979288332336, 2.4647459208944236, 2.3718697819426016, 2.188414703231702]}}