{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:45:06.671200", "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": "2010-Jun-30_to_2010-Jul-04_35.0_5.0"}, "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": 2010060002934}, "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 30 2010"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 04 2010"}, "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": 83118.74329971522}, "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", "South Sudan"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.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": []}, "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": 5.0}, "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": 35.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "35.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 33.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 36.25}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": 2.25}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 6.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2010-06-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.75, 4.0], [33.97, 4.53], [34.38, 4.7], [34.25, 5.0], [34.47, 5.53], [35.0, 5.75], [35.25, 5.65], [35.32, 5.68], [35.47, 6.03], [36.0, 6.25], [36.53, 6.03], [36.75, 5.5], [36.65, 5.25], [36.75, 5.0], [36.53, 4.47], [36.18, 4.32], [36.03, 3.97], [35.68, 3.82], [35.65, 3.75], [35.68, 3.68], [36.03, 3.53], [36.25, 3.0], [36.15, 2.75], [36.25, 2.5], [36.03, 1.97], [35.5, 1.75], [34.97, 1.97], [34.75, 2.5], [34.85, 2.75], [34.82, 2.82], [34.47, 2.97], [34.32, 3.32], [33.97, 3.47], [33.75, 4.0]]]]}, "2010-07-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.35, 5.25], [33.25, 5.5], [33.35, 5.75], [33.25, 6.0], [33.35, 6.25], [33.25, 6.5], [33.47, 7.03], [34.0, 7.25], [34.25, 7.15], [34.5, 7.25], [34.75, 7.15], [35.0, 7.25], [35.53, 7.03], [35.68, 6.68], [35.75, 6.65], [36.0, 6.75], [36.53, 6.53], [36.75, 6.0], [36.65, 5.75], [36.75, 5.5], [36.65, 5.25], [36.75, 5.0], [36.53, 4.47], [36.18, 4.32], [36.03, 3.97], [35.68, 3.82], [35.65, 3.75], [35.68, 3.68], [36.03, 3.53], [36.25, 3.0], [36.15, 2.75], [36.25, 2.5], [36.03, 1.97], [35.5, 1.75], [34.97, 1.97], [34.75, 2.5], [34.85, 2.75], [34.82, 2.82], [34.47, 2.97], [34.32, 3.32], [33.97, 3.47], [33.82, 3.82], [33.47, 3.97], [33.25, 4.5], [33.35, 4.75], [33.25, 5.0], [33.35, 5.25]]]]}, "2010-07-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.35, 5.25], [33.25, 5.5], [33.35, 5.75], [33.25, 6.0], [33.35, 6.25], [33.25, 6.5], [33.47, 7.03], [34.0, 7.25], [34.25, 7.15], [34.5, 7.25], [34.75, 7.15], [35.0, 7.25], [35.53, 7.03], [35.68, 6.68], [35.75, 6.65], [36.0, 6.75], [36.53, 6.53], [36.75, 6.0], [36.65, 5.75], [36.75, 5.5], [36.65, 5.25], [36.75, 5.0], [36.53, 4.47], [36.18, 4.32], [36.03, 3.97], [35.68, 3.82], [35.65, 3.75], [35.68, 3.68], [36.03, 3.53], [36.25, 3.0], [36.15, 2.75], [36.25, 2.5], [36.03, 1.97], [35.5, 1.75], [34.97, 1.97], [34.75, 2.5], [34.85, 2.75], [34.82, 2.82], [34.47, 2.97], [34.32, 3.32], [33.97, 3.47], [33.82, 3.82], [33.47, 3.97], [33.25, 4.5], [33.35, 4.75], [33.25, 5.0], [33.35, 5.25]]]]}, "2010-07-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[33.35, 5.25], [33.25, 5.5], [33.35, 5.75], [33.25, 6.0], [33.35, 6.25], [33.25, 6.5], [33.47, 7.03], [34.0, 7.25], [34.25, 7.15], [34.5, 7.25], [34.75, 7.15], [35.0, 7.25], [35.53, 7.03], [35.68, 6.68], [35.75, 6.65], [36.0, 6.75], [36.53, 6.53], [36.75, 6.0], [36.65, 5.75], [36.75, 5.5], [36.53, 4.97], [36.18, 4.82], [36.03, 4.47], [35.68, 4.32], [35.65, 4.25], [35.75, 4.0], [35.53, 3.47], [35.0, 3.25], [34.75, 3.35], [34.5, 3.25], [33.97, 3.47], [33.82, 3.82], [33.47, 3.97], [33.25, 4.5], [33.35, 4.75], [33.25, 5.0], [33.35, 5.25]]]]}, "2010-07-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.0, 5.75], [35.53, 5.53], [35.75, 5.0], [35.53, 4.47], [35.18, 4.32], [35.03, 3.97], [34.5, 3.75], [33.97, 3.97], [33.75, 4.5], [33.97, 5.03], [34.32, 5.18], [34.47, 5.53], [35.0, 5.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.2558241902501095}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.1393589133104736}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [30.2933495769895, 29.956912982736014, 29.594110799054363, 29.576837926171947, 30.220550006810413]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [32.076456590921055, 32.750313600660604, 32.2502062919919, 31.912640184841962, 30.37520454390676]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.6704432609302386, 2.36707216544074, 2.0404009981911284, 2.219894157553478, 1.8598524388911528]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.461291637785223, 2.9643409906134366, 2.8590003195608347, 3.2558241902501095, 2.0999127764738432]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.4649527789380747, 1.7761292845547147, 1.459928740604842, 1.5179902934000196, 1.2492653492174273]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.7408036483685703, 2.645366600881721, 1.8310114709398881, 1.9352530559071766, 1.2724021673632009]}}