{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-03-19 18:17:43.381940", "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": "2020-Jul-29_to_2020-Aug-01_38.0_4.5"}, "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": 2020070003309}, "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 29 2020"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "August 01 2020"}, "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": 74062.92255933108}, "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": ["Ethiopia", "Kenya"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["Africa", "Africa"]}, "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": 4.5}, "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": 38.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "38.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 37.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 38.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 1.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 5.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "Polygon", "coordinates": [[[39.146, 3.75], [39.25, 3.5], [39.03, 2.97], [38.5, 2.75], [38.25, 2.854], [38.177, 2.823], [38.146, 2.751], [38.146, 2.75], [38.177, 2.677], [38.53, 2.53], [38.75, 2.0], [38.646, 1.75], [38.75, 1.5], [38.53, 0.97], [38.177, 0.823], [38.03, 0.47], [37.5, 0.25], [37.25, 0.354], [37.0, 0.25], [36.47, 0.47], [36.25, 1.0], [36.354, 1.25], [36.25, 1.5], [36.354, 1.75], [36.25, 2.0], [36.354, 2.25], [36.25, 2.5], [36.457, 3.0], [36.25, 3.5], [36.354, 3.75], [36.25, 4.0], [36.354, 4.25], [36.25, 4.5], [36.47, 5.03], [37.0, 5.25], [37.25, 5.146], [37.323, 5.177], [37.47, 5.53], [38.0, 5.75], [38.53, 5.53], [38.677, 5.177], [39.03, 5.03], [39.25, 4.5], [39.146, 4.25], [39.25, 4.0], [39.146, 3.75]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Eastern-Africa", "S.Eastern-Africa"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2020-07-29T11:30:00.000000000": {"type": "Polygon", "coordinates": [[[36.85355339059328, 1.25], [36.75, 1.5], [36.85355339059328, 1.75], [36.75, 2.0], 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anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.525079483736029, 1.851439203724101, 1.4511839150873203, 1.5779072397995193]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7863514128483193, 2.431087318887311, 1.7412040773542492, 2.198796956045684]}}