{"version_information": {"version": "det_AHW_tail10.0_v1.2", "compiled_date": "2026-06-27 18:56:00.585248", "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-Jun-18_to_2025-Jun-22_39.0_-14.0"}, "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": 2025060002192}, "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 18 2025"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 22 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": 205451.92696798657}, "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": ["Mozambique"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["E.Southern-Africa", "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", "Mozambique Channel"]}, "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": -14.0}, "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": 39.0}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "39.0\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 35.75}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 41.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -15.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -6.25}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2025-06-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.75, -14.0], [35.97, -13.47], [36.32, -13.32], [36.47, -12.97], [37.0, -12.75], [37.25, -12.85], [37.5, -12.75], [37.75, -12.85], [38.0, -12.75], [38.25, -12.85], [38.5, -12.75], [38.75, -12.85], [39.0, -12.75], [39.53, -12.97], [39.68, -13.32], [39.75, -13.35], [40.0, -13.25], [40.3, -13.37], [40.35, -13.25], [40.25, -13.0], [40.35, -12.75], [40.25, -12.5], [40.35, -12.25], [40.25, -12.0], [40.35, -11.75], [40.25, -11.5], [40.47, -10.97], [41.0, -10.75], [41.53, -10.97], [41.75, -11.5], [41.65, -11.75], [41.75, -12.0], [41.65, -12.25], [41.75, -12.5], [41.65, -12.75], [41.75, -13.0], [41.65, -13.25], [41.75, -13.5], [41.65, -13.75], [41.75, -14.0], [41.65, -14.25], [41.75, -14.5], [41.53, -15.03], [41.0, -15.25], [40.47, -15.03], [40.3, -14.62], [40.18, -14.68], [40.15, -14.75], [40.25, -15.0], [40.03, -15.53], [39.5, -15.75], [39.25, -15.65], [39.0, -15.75], [38.75, -15.65], [38.68, -15.68], [38.53, -16.03], [38.0, -16.25], [37.75, -16.15], [37.5, -16.25], [36.97, -16.03], [36.75, -15.5], [36.85, -15.25], [36.82, -15.18], [36.47, -15.03], [36.32, -14.68], [35.97, -14.53], [35.75, -14.0]]]]}, "2025-06-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[36.32, -13.32], [36.47, -12.97], [37.0, -12.75], [37.25, -12.85], [37.32, -12.82], [37.47, -12.47], [38.0, -12.25], [38.25, -12.35], [38.5, -12.25], [38.75, -12.35], [39.0, -12.25], [39.53, -12.47], [39.68, -12.82], [40.03, -12.97], [40.18, -13.32], [40.25, -13.35], [40.32, -13.32], [40.35, -13.25], [40.25, -13.0], [40.35, -12.75], [40.25, -12.5], [40.35, -12.25], [40.32, -12.18], [39.97, -12.03], [39.75, -11.5], [39.97, -10.97], [40.32, -10.82], [40.35, -10.75], [40.32, -10.68], [39.97, -10.53], [39.75, -10.0], [39.85, -9.75], [39.82, -9.68], [39.47, -9.53], [39.25, -9.0], [39.35, -8.75], [39.25, -8.5], [39.35, -8.25], [39.25, -8.0], [39.35, -7.75], [39.25, -7.5], [39.35, -7.25], [39.25, -7.0], [39.47, -6.47], [39.82, -6.32], [39.97, -5.97], [40.5, -5.75], [41.03, -5.97], [41.25, -6.5], [41.15, -6.75], [41.18, -6.82], [41.53, -6.97], [41.75, -7.5], [41.65, -7.75], [41.75, -8.0], [41.65, -8.25], [41.68, -8.32], [42.03, -8.47], [42.25, -9.0], [42.15, -9.25], [42.25, -9.5], [42.15, -9.75], [42.25, -10.0], [42.15, -10.25], [42.25, -10.5], [42.15, -10.75], [42.25, -11.0], [42.15, -11.25], [42.25, -11.5], [42.15, -11.75], [42.25, -12.0], [42.03, -12.53], [41.68, -12.68], [41.65, -12.75], [41.75, -13.0], [41.65, -13.25], [41.75, -13.5], [41.65, -13.75], [41.75, -14.0], [41.65, -14.25], [41.75, -14.5], [41.53, -15.03], [41.0, -15.25], [40.47, -15.03], [40.32, -14.68], [40.25, -14.65], [40.18, -14.68], [40.15, -14.75], [40.25, -15.0], [40.03, -15.53], [39.5, -15.75], [39.25, -15.65], [39.0, -15.75], [38.75, -15.65], [38.68, -15.68], [38.53, -16.03], [38.0, -16.25], [37.75, -16.15], [37.5, -16.25], [36.97, -16.03], [36.75, -15.5], [36.85, -15.25], [36.82, -15.18], [36.5, -15.04], [36.0, -15.25], [35.47, -15.03], [35.25, -14.5], [35.47, -13.97], [35.82, -13.82], [35.97, -13.47], [36.32, -13.32]]]]}, "2025-06-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[36.32, -13.32], [36.47, -12.97], [37.0, -12.75], [37.25, -12.85], [37.32, -12.82], [37.47, -12.47], [38.0, -12.25], [38.25, -12.35], [38.5, -12.25], [38.75, -12.35], [39.0, -12.25], [39.53, -12.47], [39.68, -12.82], [40.03, -12.97], [40.18, -13.32], [40.25, -13.35], [40.32, -13.32], [40.35, -13.25], [40.25, -13.0], [40.35, -12.75], [40.25, -12.5], [40.35, -12.25], [40.32, -12.18], [39.97, -12.03], [39.75, -11.5], [39.97, -10.97], [40.32, -10.82], [40.35, -10.75], [40.32, -10.68], [39.97, -10.53], [39.75, -10.0], [39.85, -9.75], [39.82, -9.68], [39.47, -9.53], [39.25, -9.0], [39.35, -8.75], [39.25, -8.5], [39.35, -8.25], [39.25, -8.0], [39.35, -7.75], [39.25, -7.5], [39.35, -7.25], [39.25, -7.0], [39.47, -6.47], [39.82, -6.32], [39.97, -5.97], [40.5, -5.75], [41.03, -5.97], [41.25, -6.5], [41.15, -6.75], [41.18, -6.82], [41.53, -6.97], [41.75, -7.5], [41.65, -7.75], [41.75, -8.0], [41.65, -8.25], [41.68, -8.32], [42.03, -8.47], [42.25, -9.0], [42.15, -9.25], [42.25, -9.5], [42.15, -9.75], [42.25, -10.0], [42.15, -10.25], [42.25, -10.5], [42.15, -10.75], [42.25, -11.0], [42.15, -11.25], [42.25, -11.5], [42.15, -11.75], [42.25, -12.0], [42.03, -12.53], [41.68, -12.68], [41.65, -12.75], [41.75, -13.0], [41.65, -13.25], [41.75, -13.5], [41.65, -13.75], [41.75, -14.0], [41.65, -14.25], [41.75, -14.5], [41.53, -15.03], [41.0, -15.25], [40.47, -15.03], [40.32, -14.68], [40.25, -14.65], [40.18, -14.68], [40.15, -14.75], [40.25, -15.0], [40.03, -15.53], [39.5, -15.75], [39.25, -15.65], [39.0, -15.75], [38.75, -15.65], [38.68, -15.68], [38.53, -16.03], [38.0, -16.25], [37.75, -16.15], [37.5, -16.25], [36.97, -16.03], [36.75, -15.5], [36.85, -15.25], [36.82, -15.18], [36.5, -15.04], [36.0, -15.25], [35.47, -15.03], [35.25, -14.5], [35.47, -13.97], [35.82, -13.82], [35.97, -13.47], [36.32, -13.32]]]]}, "2025-06-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.47, -15.03], [35.25, -14.5], [35.47, -13.97], [36.0, -13.75], [36.53, -13.97], [36.75, -14.5], [36.53, -15.03], [36.0, -15.25], [35.47, -15.03]]], [[[38.25, -12.35], [38.5, -12.25], [38.75, -12.35], [39.0, -12.25], [39.53, -12.47], [39.68, -12.82], [40.03, -12.97], [40.2, -13.37], [40.32, -13.32], [40.35, -13.25], [40.25, -13.0], [40.35, -12.75], [40.25, -12.5], [40.35, -12.25], [40.32, -12.18], [39.97, -12.03], [39.75, -11.5], [39.97, -10.97], [40.32, -10.82], [40.35, -10.75], [40.32, -10.68], [39.97, -10.53], [39.75, -10.0], [39.85, -9.75], [39.82, -9.68], [39.47, -9.53], [39.25, -9.0], [39.35, -8.75], [39.25, -8.5], [39.35, -8.25], [39.25, -8.0], [39.35, -7.75], [39.25, -7.5], [39.35, -7.25], [39.25, -7.0], [39.47, -6.47], [39.82, -6.32], [39.97, -5.97], [40.5, -5.75], [41.03, -5.97], [41.25, -6.5], [41.15, -6.75], [41.18, -6.82], [41.53, -6.97], [41.75, -7.5], [41.65, -7.75], [41.75, -8.0], [41.65, -8.25], [41.68, -8.32], [42.03, -8.47], [42.25, -9.0], [42.15, -9.25], [42.25, -9.5], [42.15, -9.75], [42.25, -10.0], [42.15, -10.25], [42.25, -10.5], [42.15, -10.75], [42.25, -11.0], [42.15, -11.25], [42.25, -11.5], [42.15, -11.75], [42.25, -12.0], [42.03, -12.53], [41.68, -12.68], [41.65, -12.75], [41.75, -13.0], [41.65, -13.25], [41.75, -13.5], [41.53, -14.03], [41.18, -14.18], [41.03, -14.53], [40.5, -14.75], [39.97, -14.53], [39.8, -14.12], [39.68, -14.18], [39.53, -14.53], [39.0, -14.75], [38.47, -14.53], [38.32, -14.18], [38.25, -14.15], [38.0, -14.25], [37.75, -14.15], [37.5, -14.25], [36.97, -14.03], [36.75, -13.5], [36.97, -12.97], [37.32, -12.82], [37.47, -12.47], [38.0, -12.25], [38.25, -12.35]]]]}, "2025-06-22T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[40.35, -8.25], [40.25, -8.0], [40.35, -7.75], [40.25, -7.5], [40.47, -6.97], [41.0, -6.75], [41.53, -6.97], [41.75, -7.5], [41.65, -7.75], [41.75, -8.0], [41.65, -8.25], [41.68, -8.32], [42.03, -8.47], [42.25, -9.0], [42.15, -9.25], [42.25, -9.5], [42.15, -9.75], [42.25, -10.0], [42.15, -10.25], [42.25, -10.5], [42.15, -10.75], [42.25, -11.0], [42.15, -11.25], [42.25, -11.5], [42.15, -11.75], [42.25, -12.0], [42.03, -12.53], [41.5, -12.75], [40.97, -12.53], [40.75, -12.0], [40.85, -11.75], [40.75, -11.5], [40.85, -11.25], [40.75, -11.0], [40.85, -10.75], [40.75, -10.5], [40.85, -10.25], [40.75, -10.0], [40.85, -9.75], [40.82, -9.68], [40.47, -9.53], [40.25, -9.0], [40.35, -8.75], [40.25, -8.5], [40.35, -8.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.335728950694943}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.297182735985523}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [22.945327781908475, 24.589553862927062, 24.43948584163894, 25.234425919144314, 25.97566606926199]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [25.922371164957724, 26.28608347574874, 26.445640818278036, 26.439744567871116, 26.06859486897787]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.5083602032122003, 1.47734563842901, 1.3318622263459148, 0.9449944475160552, 0.7763039952566104]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [2.3218092905589174, 3.335728950694943, 2.4848852746050056, 1.6118020632661683, 0.8333677880672212]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.5235968272990512, 1.7852163657465079, 1.6822336464626575, 1.5114023583935203, 1.4519457034212495]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.8464501556003445, 2.481107966899657, 2.4422108938185163, 1.9305166660577113, 1.5794165402165266]}}