{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:16:59.672401", "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": "2022-Jan-07_to_2022-Jan-10_281.5_22.5"}, "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": 2022010001780}, "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": "January 07 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "January 10 2022"}, "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": 71162.49763110491}, "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": ["Cuba"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["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": ["Atlantic Ocean", "Great Bahama"]}, "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": 22.5}, "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": 281.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "281.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 278.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 285.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 22.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 24.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-82.53, 24.03], [-82.0, 24.25], [-81.75, 24.15], [-81.5, 24.25], [-81.25, 24.15], [-81.0, 24.25], [-80.75, 24.15], [-80.5, 24.25], [-80.25, 24.15], [-80.0, 24.25], [-79.47, 24.03], [-79.32, 23.68], [-79.25, 23.65], [-79.18, 23.68], [-79.15, 23.75], [-79.25, 24.0], [-79.03, 24.53], [-78.5, 24.75], [-77.97, 24.53], [-77.82, 24.18], [-77.47, 24.03], [-77.25, 23.5], [-77.37, 23.2], [-77.25, 23.15], [-77.0, 23.25], [-76.75, 23.15], [-76.5, 23.25], [-76.25, 23.15], [-76.18, 23.18], [-76.03, 23.53], [-75.5, 23.75], [-75.25, 23.65], [-75.0, 23.75], [-74.75, 23.65], [-74.5, 23.75], [-73.97, 23.53], [-73.75, 23.0], [-73.97, 22.47], [-74.5, 22.25], [-74.75, 22.35], [-74.82, 22.32], [-74.97, 21.97], [-75.5, 21.75], [-75.75, 21.85], [-76.0, 21.75], [-76.25, 21.85], [-76.5, 21.75], [-76.75, 21.85], [-76.82, 21.82], [-76.97, 21.47], [-77.5, 21.25], [-77.75, 21.35], [-78.0, 21.25], [-78.53, 21.47], [-78.68, 21.82], [-78.75, 21.85], [-79.0, 21.75], [-79.53, 21.97], [-79.68, 22.32], [-79.75, 22.35], [-80.0, 22.25], [-80.53, 22.47], [-80.68, 22.82], [-80.75, 22.85], [-81.0, 22.75], [-81.25, 22.85], [-81.5, 22.75], [-81.75, 22.85], [-82.0, 22.75], [-82.53, 22.97], [-82.75, 23.5], [-82.53, 24.03]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Caribbean"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-01-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-79.75, 23.0], [-79.52999999999997, 23.53], [-79.12, 23.7], [-79.25, 24.0], [-79.02999999999997, 24.53], [-78.5, 24.75], [-77.97000000000003, 24.53], [-77.82, 24.18], [-77.47000000000003, 24.03], [-77.25, 23.5], [-77.37, 23.2], [-77.25, 23.15], [-77.0, 23.25], [-76.75, 23.15], [-76.5, 23.25], [-76.25, 23.15], [-76.18, 23.18], [-76.02999999999997, 23.53], [-75.5, 23.75], [-75.25, 23.65], [-75.0, 23.75], [-74.75, 23.65], [-74.5, 23.75], [-73.97000000000003, 23.53], [-73.75, 23.0], [-73.97000000000003, 22.47], [-74.5, 22.25], [-74.75, 22.35], [-74.82, 22.32], [-74.97000000000003, 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anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.8547009403878827, 1.9236639694375663, 1.9473996159441231, 1.942894216768051]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.2494736883866153, 2.347017821839586, 2.3718832952770867, 2.198758633211469]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.1434464761167165, 1.125647476941236, 1.221280174178998, 1.137038199364284]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.2457797130020574, 1.2387695950457926, 1.4179995968387251, 1.2580690256458857]}}