{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:05:52.778650", "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": "2016-Jul-09_to_2016-Jul-14_287.0_55.0"}, "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": 2016070001861}, "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 09 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 14 2016"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 6}, "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": 59738.77921672496}, "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": ["Canada"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.E.North-America"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["North America"]}, "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": 55.0}, "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": 287.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "287.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 284.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 288.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 53.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 57.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-07-09T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-73.0, 55.75], [-72.47, 55.53], [-72.25, 55.0], [-72.47, 54.47], [-73.0, 54.25], [-73.53, 54.47], [-73.75, 55.0], [-73.53, 55.53], [-73.0, 55.75]]]]}, "2016-07-10T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-75.75, 54.5], [-75.53, 55.03], [-75.0, 55.25], [-74.75, 55.15], [-74.68, 55.18], [-74.65, 55.25], [-74.75, 55.5], [-74.53, 56.03], [-74.18, 56.18], [-74.03, 56.53], [-73.5, 56.75], [-72.97, 56.53], [-72.82, 56.18], [-72.47, 56.03], [-72.32, 55.68], [-71.97, 55.53], [-71.75, 55.0], [-71.85, 54.75], [-71.75, 54.5], [-71.97, 53.97], [-72.32, 53.82], [-72.47, 53.47], [-73.0, 53.25], [-73.25, 53.35], [-73.5, 53.25], [-73.75, 53.35], [-74.0, 53.25], [-74.25, 53.35], [-74.5, 53.25], [-75.03, 53.47], [-75.18, 53.82], [-75.53, 53.97], [-75.75, 54.5]]]]}, "2016-07-11T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-75.75, 54.5], [-75.53, 55.03], [-75.0, 55.25], [-74.75, 55.15], [-74.68, 55.18], [-74.65, 55.25], [-74.75, 55.5], [-74.54, 56.0], [-74.75, 56.5], [-74.54, 57.0], [-74.75, 57.5], [-74.53, 58.03], [-74.0, 58.25], [-73.75, 58.15], [-73.5, 58.25], [-73.25, 58.15], [-73.0, 58.25], [-72.47, 58.03], [-72.25, 57.5], [-72.37, 57.2], [-71.97, 57.03], [-71.82, 56.68], [-71.47, 56.53], [-71.25, 56.0], [-71.46, 55.5], [-71.25, 55.0], [-71.35, 54.75], [-71.25, 54.5], [-71.35, 54.25], [-71.25, 54.0], [-71.47, 53.47], [-72.0, 53.25], [-72.25, 53.35], [-72.5, 53.25], [-72.75, 53.35], [-73.0, 53.25], [-73.25, 53.35], [-73.5, 53.25], [-73.75, 53.35], [-74.0, 53.25], [-74.25, 53.35], [-74.5, 53.25], [-75.03, 53.47], [-75.18, 53.82], [-75.53, 53.97], [-75.75, 54.5]]]]}, "2016-07-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-75.75, 54.5], [-75.53, 55.03], [-75.0, 55.25], [-74.75, 55.15], [-74.68, 55.18], [-74.65, 55.25], [-74.75, 55.5], [-74.54, 56.0], [-74.75, 56.5], [-74.54, 57.0], [-74.75, 57.5], [-74.53, 58.03], [-74.0, 58.25], [-73.75, 58.15], [-73.5, 58.25], [-73.25, 58.15], [-73.0, 58.25], [-72.47, 58.03], [-72.25, 57.5], [-72.37, 57.2], [-71.97, 57.03], [-71.82, 56.68], [-71.47, 56.53], [-71.25, 56.0], [-71.46, 55.5], [-71.25, 55.0], [-71.35, 54.75], [-71.25, 54.5], [-71.35, 54.25], [-71.25, 54.0], [-71.47, 53.47], [-72.0, 53.25], [-72.25, 53.35], [-72.5, 53.25], [-72.75, 53.35], [-73.0, 53.25], [-73.25, 53.35], [-73.5, 53.25], [-73.75, 53.35], [-74.0, 53.25], [-74.25, 53.35], [-74.5, 53.25], [-75.03, 53.47], [-75.18, 53.82], [-75.53, 53.97], [-75.75, 54.5]]]]}, "2016-07-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-75.75, 54.5], [-75.53, 55.03], [-75.0, 55.25], [-74.75, 55.15], [-74.68, 55.18], [-74.65, 55.25], [-74.75, 55.5], [-74.54, 56.0], [-74.75, 56.5], [-74.54, 57.0], [-74.75, 57.5], [-74.53, 58.03], [-74.0, 58.25], [-73.75, 58.15], [-73.5, 58.25], [-73.25, 58.15], [-73.0, 58.25], [-72.47, 58.03], [-72.25, 57.5], [-72.37, 57.2], [-71.97, 57.03], [-71.82, 56.68], [-71.47, 56.53], [-71.25, 56.0], [-71.46, 55.5], [-71.25, 55.0], [-71.35, 54.75], [-71.25, 54.5], [-71.35, 54.25], [-71.25, 54.0], [-71.47, 53.47], 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