{"version_information": {"version": "det_AHW_v1.1", "compiled_date": "2026-04-05 17:07:54.177713", "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": "2025-Sep-06_to_2025-Sep-10_34.0_14.5"}, "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": 2025090001345}, "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": "September 06 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "September 10 2025"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 5}, "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": 95399.03872055793}, "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": ["Sudan"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["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": 14.5}, "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": 34.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "34.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 30.0}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 34.5}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 14.0}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 17.0}, "polygons_merged": {"name": "Merged polygon", "description": "Merger or polygons at each time step", "value": {"type": "MultiPolygon", "coordinates": [[[[29.47, 13.47], [29.25, 14.0], [29.35, 14.25], [29.25, 14.5], [29.47, 15.03], [30.0, 15.25], [30.25, 15.15], [30.5, 15.25], [30.75, 15.15], [30.82, 15.18], [30.85, 15.25], [30.75, 15.5], [30.97, 16.03], [31.32, 16.18], [31.47, 16.53], [31.82, 16.68], [31.97, 17.03], [32.5, 17.25], [32.75, 17.15], [33.0, 17.25], [33.25, 17.15], [33.32, 17.18], [33.47, 17.53], [34.0, 17.75], [34.53, 17.53], [34.68, 17.18], [35.03, 17.03], [35.25, 16.5], [35.03, 15.97], [34.68, 15.82], [34.65, 15.75], [34.75, 15.5], [34.54, 15.0], [34.75, 14.5], [34.53, 13.97], [34.0, 13.75], [33.75, 13.85], [33.5, 13.75], [32.97, 13.97], [32.82, 14.32], [32.75, 14.35], [32.68, 14.32], [32.65, 14.25], [32.75, 14.0], [32.53, 13.47], [32.0, 13.25], [31.75, 13.35], [31.5, 13.25], [31.0, 13.46], [30.5, 13.25], [30.25, 13.35], [30.0, 13.25], [29.47, 13.47]]]]}}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["Sahara", "N.Eastern-Africa"]}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": 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"The daily evolution of maximum t2m.", "value": [34.15639521280929, 35.506812032063806, 35.87114613850912, 35.580107625325525, 31.541687266031943]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.9688458970860125, 2.37781258997974, 2.3841255851745853, 2.346840727717808, 1.9269012363456568]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.1971147305712293, 2.7186858714680397, 2.917027214746952, 2.928920442664605, 1.9269012363456568]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2407643991114297, 1.454509625977172, 1.482935215015542, 1.4748605049094303, 1.359824107272409]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3165174315900063, 1.6789789926973266, 1.698486147866002, 1.7344044960924565, 1.359824107272409]}}