{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:20:12.923557", "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": "2019-Jul-19_to_2019-Jul-22_42.0_-7.0"}, "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": 2019070002465}, "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 19 2019"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 22 2019"}, "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": 126169.98623138404}, "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": ["Kenya"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["S.Eastern-Africa"]}, "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": ["Indian Ocean"]}, "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": -7.0}, "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": 42.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "42.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 39.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 42.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -7.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -2.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2019-07-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.97, -5.97], [40.32, -5.82], [40.47, -5.47], [41.0, -5.25], [41.53, -5.47], [41.68, -5.82], [42.03, -5.97], [42.18, -6.32], [42.53, -6.47], [42.75, -7.0], [42.65, -7.25], [42.75, -7.5], [42.53, -8.03], [42.0, -8.25], [41.75, -8.15], [41.5, -8.25], [41.25, -8.15], [41.0, -8.25], [40.47, -8.03], [40.32, -7.68], [39.97, -7.53], [39.75, -7.0], [39.85, -6.75], [39.75, -6.5], [39.97, -5.97]]]]}, "2019-07-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[38.97, -4.47], [39.32, -4.32], [39.35, -4.25], [39.25, -4.0], [39.35, -3.75], [39.25, -3.5], [39.47, -2.97], [39.82, -2.82], [39.85, -2.75], [39.75, -2.5], [39.97, -1.97], [40.5, -1.75], [41.03, -1.97], [41.18, -2.32], [41.53, -2.47], [41.75, -3.0], [41.65, -3.25], [41.68, -3.32], [42.03, -3.47], [42.18, -3.82], [42.53, -3.97], [42.75, -4.5], [42.65, -4.75], [42.75, -5.0], [42.65, -5.25], [42.75, -5.5], [42.65, -5.75], [42.75, -6.0], [42.65, -6.25], [42.75, -6.5], [42.65, -6.75], [42.75, -7.0], [42.65, -7.25], [42.75, -7.5], [42.53, -8.03], [42.0, -8.25], [41.75, -8.15], [41.5, -8.25], [41.25, -8.15], [41.0, -8.25], [40.47, -8.03], [40.32, -7.68], [39.97, -7.53], [39.75, -7.0], [39.85, -6.75], [39.75, -6.5], [39.88, -6.2], [39.75, -6.15], [39.5, -6.25], [38.97, -6.03], [38.75, -5.5], [38.85, -5.25], [38.75, -5.0], [38.97, -4.47]]]]}, "2019-07-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[38.97, -4.47], [39.32, -4.32], [39.35, -4.25], [39.25, -4.0], [39.35, -3.75], [39.25, -3.5], [39.47, -2.97], [39.82, -2.82], [39.85, -2.75], [39.75, -2.5], [39.97, -1.97], [40.5, -1.75], [41.03, -1.97], [41.18, -2.32], [41.53, -2.47], [41.75, -3.0], [41.65, -3.25], [41.68, -3.32], [42.03, -3.47], [42.18, -3.82], [42.53, -3.97], [42.75, -4.5], [42.65, -4.75], [42.75, -5.0], [42.65, -5.25], [42.75, -5.5], [42.65, -5.75], [42.75, -6.0], [42.65, -6.25], [42.75, -6.5], [42.65, -6.75], [42.75, -7.0], [42.65, -7.25], [42.75, -7.5], [42.53, -8.03], [42.0, -8.25], [41.75, -8.15], [41.5, -8.25], [41.25, -8.15], [41.0, -8.25], [40.47, -8.03], [40.32, -7.68], 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0.8140645960832458]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.7939911594353362, 0.8384141487797478, 1.0372527000434388, 1.0937307402693364]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5081906890147685, 1.6588644880043169, 2.001511431406287, 1.897179169596111]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.683438130243492, 1.9913588164040765, 2.2615327088142343, 2.680190411406351]}}