{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 16:21:28.077166", "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-Jun-29_to_2022-Jul-04_301.5_5.5"}, "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": 2022060003022}, "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": "June 29 2022"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 04 2022"}, "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": 107897.1851698658}, "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": ["Guyana", "Suriname"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["America", "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": 5.5}, "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": 301.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "301.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 301.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 303.0}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 2.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 6.5}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[-59.65, 4.75], [-59.75, 5.0], [-59.65, 5.25], [-59.75, 5.5], [-59.53, 6.03], [-59.18, 6.18], [-59.15, 6.25], [-59.25, 6.5], [-59.03, 7.03], [-58.5, 7.25], [-58.25, 7.15], [-58.0, 7.25], [-57.47, 7.03], [-57.25, 6.5], [-57.46, 6.0], [-57.41, 5.89], [-57.32, 5.68], [-57.25, 5.65], [-57.0, 5.75], [-56.47, 5.53], [-56.25, 5.0], [-56.35, 4.75], [-56.25, 4.5], [-56.46, 4.0], [-56.25, 3.5], [-56.35, 3.25], [-56.25, 3.0], [-56.47, 2.47], [-56.82, 2.32], [-56.85, 2.25], [-56.75, 2.0], [-56.97, 1.47], [-57.5, 1.25], [-57.75, 1.35], [-58.0, 1.25], [-58.25, 1.35], [-58.5, 1.25], [-58.75, 1.35], [-59.0, 1.25], [-59.53, 1.47], [-59.75, 2.0], [-59.53, 2.53], [-59.18, 2.68], [-59.15, 2.75], [-59.18, 2.82], [-59.53, 2.97], [-59.75, 3.5], [-59.65, 3.75], [-59.75, 4.0], [-59.65, 4.25], [-59.75, 4.5], [-59.65, 4.75]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.South-America"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2022-06-29T11:30:00.000000000": {"type": 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27.068966046672642, 26.688736269412175, 27.270563842229933, 27.81082652659353]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8570640131128187, 0.9418503928502749, 1.3110050605477201, 1.1432364432869218, 1.5142886591662044, 1.8628502882663942]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8779677414397611, 1.036898157353562, 1.9588959413930525, 1.5752073697896662, 1.9631087117467132, 2.5527026020919266]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4735320137273233, 1.6592533079797989, 1.9060654784017157, 1.5690819871391093, 2.0140329374819066, 2.4277377903582593]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.6166458142443856, 1.9756609271500662, 3.184376367443237, 1.9788154053978337, 2.8687568193018196, 3.158502217390261]}}