{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:55:21.287632", "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": "2013-Dec-12_to_2013-Dec-21_38.0_-10.0"}, "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": 2013120001829}, "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": "December 12 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "December 21 2013"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 10}, "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": 191440.69112219516}, "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", "Tanzania"]}, "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": -10.0}, "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": 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": 35.25}, "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": -13.25}, "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": {"2013-12-12T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.0, -5.75], [37.53, -5.97], [37.75, -6.5], [37.53, -7.03], [37.0, -7.25], [36.47, -7.03], [36.25, -6.5], [36.47, -5.97], [37.0, -5.75]]]]}, "2013-12-13T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[38.47, -13.03], [38.25, -12.5], [38.47, -11.97], [39.0, -11.75], [39.53, -11.97], [39.75, -12.5], [39.53, -13.03], [39.0, -13.25], [38.47, -13.03]]], [[[39.75, -11.5], [39.85, -11.25], [39.75, -11.0], [39.85, -10.75], [39.75, -10.5], [39.97, -9.97], [40.5, -9.75], [41.0, -9.96], [41.5, -9.75], [41.75, -9.85], [42.0, -9.75], [42.53, -9.97], [42.75, -10.5], [42.65, -10.75], [42.75, -11.0], [42.53, -11.53], [42.18, -11.68], [42.03, -12.03], [41.5, -12.25], [41.2, -12.12], [41.15, -12.25], [41.25, -12.5], [41.03, -13.03], [40.5, -13.25], [39.97, -13.03], [39.75, -12.5], [39.85, -12.25], [39.75, -12.0], [39.85, -11.75], [39.75, -11.5]]], [[[37.53, -5.97], [37.75, -6.5], [37.65, -6.75], [37.75, -7.0], [37.54, -7.5], [37.68, -7.82], [37.75, -7.85], [38.0, -7.75], [38.53, -7.97], [38.75, -8.5], [38.65, -8.75], [38.75, -9.0], [38.65, -9.25], [38.75, -9.5], [38.65, -9.75], [38.75, -10.0], [38.53, -10.53], [38.0, -10.75], [37.47, -10.53], [37.25, -10.0], [37.35, -9.75], [37.32, -9.68], [36.97, -9.53], [36.75, -9.0], [36.85, -8.75], [36.82, -8.68], [36.47, -8.53], [36.25, -8.0], [36.46, -7.5], [36.25, -7.0], [36.35, -6.75], [36.25, -6.5], [36.47, -5.97], [37.0, -5.75], [37.53, -5.97]]]]}, "2013-12-14T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.0, -11.25], [39.25, -11.35], [39.5, -11.25], [39.8, -11.37], [39.85, -11.25], [39.75, -11.0], [39.85, -10.75], [39.75, -10.5], [39.97, -9.97], [40.5, -9.75], [41.0, -9.96], [41.5, -9.75], [41.75, -9.85], [42.0, -9.75], [42.53, -9.97], [42.75, -10.5], [42.65, -10.75], [42.75, -11.0], [42.53, -11.53], [42.18, -11.68], [42.03, -12.03], [41.5, -12.25], [41.2, -12.12], [41.15, -12.25], [41.25, -12.5], [41.03, -13.03], [40.5, -13.25], [39.97, -13.03], [39.8, -12.62], [39.68, -12.68], [39.53, -13.03], [39.0, -13.25], [38.47, -13.03], [38.25, -12.5], [38.35, -12.25], [38.25, -12.0], [38.47, -11.47], [39.0, -11.25]]], [[[36.25, -7.0], [36.35, -6.75], [36.25, -6.5], [36.47, -5.97], [37.0, -5.75], [37.53, -5.97], [37.75, -6.5], [37.65, -6.75], [37.68, -6.82], [38.03, -6.97], [38.25, -7.5], [38.15, -7.75], [38.18, -7.82], [38.5, -7.96], [39.0, -7.75], [39.53, -7.97], [39.75, -8.5], [39.53, -9.03], [39.0, -9.25], [39.53, -9.47], [39.75, -10.0], [39.53, -10.53], [39.18, -10.68], [39.03, -11.03], [38.5, -11.25], [38.25, -11.15], [38.0, -11.25], [37.47, -11.03], [37.25, -10.5], [37.35, -10.25], [37.25, -10.0], [37.35, -9.75], [37.32, -9.68], [36.97, -9.53], [36.75, -9.0], [36.85, -8.75], [36.82, -8.68], [36.47, -8.53], [36.25, -8.0], [36.35, -7.75], [36.25, -7.5], [36.35, -7.25], [36.25, -7.0]], [[38.7, -9.12], [38.65, -9.25], [38.68, -9.32], [38.75, -9.35], [39.0, -9.25], [38.7, -9.12]]]]}, "2013-12-15T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.47, -7.47], [35.82, -7.32], [35.97, -6.97], [36.32, -6.82], [36.35, -6.75], [36.25, -6.5], [36.47, -5.97], [37.0, -5.75], [37.53, -5.97], [37.75, -6.5], [37.65, -6.75], [37.68, -6.82], [38.03, -6.97], [38.25, -7.5], [38.15, -7.75], [38.18, -7.82], [38.5, -7.96], [39.0, -7.75], [39.53, -7.97], [39.75, -8.5], [39.53, -9.03], [39.18, -9.18], [39.13, -9.3], [39.25, -9.35], [39.5, -9.25], [40.03, -9.47], [40.2, -9.87], [40.5, -9.75], [41.0, -9.96], [41.5, -9.75], [41.75, -9.85], [42.0, -9.75], [42.53, -9.97], [42.75, -10.5], [42.65, -10.75], [42.75, -11.0], [42.53, -11.53], [42.18, -11.68], [42.03, -12.03], [41.68, -12.18], [41.65, -12.25], [41.75, -12.5], [41.53, -13.03], [41.18, -13.18], [41.03, -13.53], [40.5, -13.75], [40.25, -13.65], [40.0, -13.75], [39.47, -13.53], [39.32, -13.18], [39.25, -13.15], [39.0, -13.25], [38.75, -13.15], [38.5, -13.25], [37.97, -13.03], [37.75, -12.5], [37.85, -12.25], [37.75, -12.0], [37.85, -11.75], [37.82, -11.68], [37.47, -11.53], [37.25, -11.0], [37.35, -10.75], [37.25, -10.5], [37.35, -10.25], [37.25, -10.0], [37.35, -9.75], [37.32, -9.68], [36.97, -9.53], [36.75, -9.0], [36.85, -8.75], [36.82, -8.68], [36.7, -8.62], [36.53, -9.03], [36.13, -9.2], [36.25, -9.5], [36.03, -10.03], [35.5, -10.25], [34.97, -10.03], [34.75, -9.5], [34.97, -8.97], [35.38, -8.8], [35.25, -8.5], [35.35, -8.25], [35.25, -8.0], [35.47, -7.47]]]]}, "2013-12-16T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[34.97, -8.47], [35.32, -8.32], [35.35, -8.25], [35.25, -8.0], [35.47, -7.47], [35.82, -7.32], [35.97, -6.97], [36.32, -6.82], [36.35, -6.75], [36.25, -6.5], [36.47, -5.97], [37.0, -5.75], [37.53, -5.97], [37.75, -6.5], [37.65, -6.75], [37.68, -6.82], [38.03, -6.97], [38.25, -7.5], [38.15, -7.75], [38.18, -7.82], [38.5, -7.96], [39.0, -7.75], [39.53, -7.97], [39.75, -8.5], [39.53, -9.03], [39.18, -9.18], [39.13, -9.3], [39.25, -9.35], [39.5, -9.25], [40.03, -9.47], [40.2, -9.87], [40.5, -9.75], [41.0, -9.96], [41.5, -9.75], [41.75, -9.85], [42.0, -9.75], [42.53, -9.97], [42.75, -10.5], [42.65, -10.75], [42.75, -11.0], [42.53, -11.53], [42.18, -11.68], [42.03, -12.03], [41.68, -12.18], [41.65, -12.25], [41.75, -12.5], [41.53, -13.03], [41.18, -13.18], [41.03, -13.53], [40.5, -13.75], [40.25, -13.65], [40.0, -13.75], [39.5, -13.54], [39.0, -13.75], [38.75, -13.65], [38.5, -13.75], [37.97, -13.53], [37.82, -13.18], [37.47, -13.03], [37.25, -12.5], [37.35, -12.25], [37.25, -12.0], [37.35, -11.75], [37.25, -11.5], [37.35, -11.25], [37.25, -11.0], [37.35, -10.75], [37.25, -10.5], [37.35, -10.25], [37.32, -10.18], [37.0, -10.04], [36.5, -10.25], [36.0, -10.04], [35.5, -10.25], [34.97, -10.03], [34.75, -9.5], [34.85, -9.25], [34.75, -9.0], [34.97, -8.47]]]]}, "2013-12-17T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[34.97, -8.47], [35.32, -8.32], [35.35, -8.25], [35.25, -8.0], [35.47, -7.47], [35.82, -7.32], [35.97, -6.97], [36.32, -6.82], [36.35, -6.75], [36.25, -6.5], [36.47, -5.97], [37.0, -5.75], [37.53, -5.97], [37.75, -6.5], [37.65, -6.75], [37.68, -6.82], [38.03, -6.97], [38.25, -7.5], [38.15, -7.75], [38.18, -7.82], [38.5, -7.96], [39.0, -7.75], [39.53, -7.97], [39.75, -8.5], [39.53, -9.03], [39.18, -9.18], [39.13, -9.3], [39.25, -9.35], [39.5, -9.25], [40.03, -9.47], [40.25, -10.0], [40.15, -10.25], [40.2, -10.37], [40.5, -10.25], [41.0, -10.46], [41.5, -10.25], [42.03, -10.47], [42.25, -11.0], [42.15, -11.25], [42.25, -11.5], [42.03, -12.03], [41.68, -12.18], [41.65, -12.25], [41.75, -12.5], [41.53, -13.03], [41.18, -13.18], [41.03, -13.53], [40.5, -13.75], [40.25, -13.65], [40.0, -13.75], [39.5, -13.54], [39.0, -13.75], [38.75, -13.65], [38.5, -13.75], [37.97, -13.53], [37.82, -13.18], [37.47, -13.03], [37.25, -12.5], [37.35, -12.25], [37.25, -12.0], [37.35, -11.75], [37.25, -11.5], [37.35, -11.25], [37.25, -11.0], [37.35, -10.75], [37.25, -10.5], [37.35, -10.25], [37.32, -10.18], [37.0, -10.04], [36.5, -10.25], [36.0, -10.04], [35.5, -10.25], [34.97, -10.03], [34.75, -9.5], [34.85, -9.25], [34.75, -9.0], [34.97, -8.47]]]]}, "2013-12-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[35.5, -8.25], [36.03, -8.47], [36.2, -8.87], [36.32, -8.82], [36.35, -8.75], [36.25, -8.5], [36.47, -7.97], [37.0, -7.75], [37.25, -7.85], [37.5, -7.75], [38.03, -7.97], [38.18, -8.32], [38.53, -8.47], [38.75, -9.0], [38.65, -9.25], [38.68, -9.32], [39.0, -9.46], [39.5, -9.25], [40.03, -9.47], [40.25, -10.0], [40.03, -10.53], [39.68, -10.68], [39.53, -11.03], [39.18, -11.18], [39.15, -11.25], [39.25, -11.5], [39.15, -11.75], [39.18, -11.82], [39.53, -11.97], [39.75, -12.5], [39.65, -12.75], [39.75, -13.0], [39.53, -13.53], [39.0, -13.75], [38.75, -13.65], [38.5, -13.75], [37.97, -13.53], [37.82, -13.18], [37.47, -13.03], [37.25, -12.5], [37.35, -12.25], [37.25, -12.0], [37.35, -11.75], [37.25, -11.5], [37.35, -11.25], [37.25, -11.0], [37.35, -10.75], [37.25, -10.5], [37.35, -10.25], [37.32, -10.18], [37.0, -10.04], [36.5, -10.25], [36.0, -10.04], [35.5, -10.25], [34.97, -10.03], [34.75, -9.5], [34.85, -9.25], [34.75, -9.0], [34.97, -8.47], [35.5, -8.25]]], [[[36.47, -6.47], [37.0, -6.25], [37.53, -6.47], [37.75, -7.0], [37.53, -7.53], [37.0, -7.75], [36.47, -7.53], [36.25, -7.0], [36.47, -6.47]]]]}, "2013-12-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.35, -10.25], [37.25, -10.0], [37.35, -9.75], [37.25, -9.5], [37.35, -9.25], [37.25, -9.0], [37.47, -8.47], [38.0, -8.25], [38.53, -8.47], [38.75, -9.0], [38.65, -9.25], [38.68, -9.32], [39.0, -9.46], [39.5, -9.25], [40.03, -9.47], [40.25, -10.0], [40.03, -10.53], [39.68, -10.68], [39.53, -11.03], [39.18, -11.18], [39.15, -11.25], [39.25, -11.5], [39.15, -11.75], [39.18, -11.82], [39.53, -11.97], [39.75, -12.5], [39.53, -13.03], [39.0, -13.25], [38.47, -13.03], [38.32, -12.68], [37.97, -12.53], [37.75, -12.0], [37.85, -11.75], [37.82, -11.68], [37.47, -11.53], [37.25, -11.0], [37.35, -10.75], [37.25, -10.5], [37.35, -10.25]]]]}, "2013-12-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.35, -10.25], [37.25, -10.0], [37.35, -9.75], [37.25, -9.5], [37.35, -9.25], [37.25, -9.0], [37.47, -8.47], [38.0, -8.25], [38.53, -8.47], [38.75, -9.0], [38.65, -9.25], [38.68, -9.32], [39.0, -9.46], [39.5, -9.25], [40.03, -9.47], [40.25, -10.0], [40.03, -10.53], [39.68, -10.68], [39.53, -11.03], [39.18, -11.18], [39.15, -11.25], [39.25, -11.5], [39.15, -11.75], [39.18, -11.82], [39.53, -11.97], [39.75, -12.5], [39.53, -13.03], [39.0, -13.25], [38.47, -13.03], [38.32, -12.68], [37.97, -12.53], [37.75, -12.0], [37.85, -11.75], [37.82, -11.68], [37.47, -11.53], [37.25, -11.0], [37.35, -10.75], [37.25, -10.5], [37.35, -10.25]]]]}, "2013-12-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.35, -9.75], [37.25, -9.5], [37.35, -9.25], [37.25, -9.0], [37.47, -8.47], [38.0, -8.25], [38.53, -8.47], [38.75, -9.0], [38.65, -9.25], [38.68, -9.32], [39.03, -9.47], [39.25, -10.0], [39.15, -10.25], [39.25, -10.5], [39.15, -10.75], [39.25, -11.0], [39.03, -11.53], [38.5, -11.75], [37.97, -11.53], [37.82, -11.18], [37.47, -11.03], [37.25, -10.5], [37.35, -10.25], [37.25, -10.0], [37.35, -9.75]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 3.713768982041472}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.0361916780707987}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.778732811048542, 28.43279159232958, 28.49558028736999, 28.385357163770664, 28.619353896844984, 28.78361677223836, 28.805628853482006, 29.08223906598755, 29.089405778343064, 28.82549159585068]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [24.778732811048542, 30.16321817961284, 30.639277001595985, 30.75030132050358, 30.98160198489478, 31.674274687823527, 30.78918571191599, 31.17498875017168, 31.25120474531917, 29.942787028960936]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [1.2148704773707095, 1.4349160101828773, 1.5625340507933647, 1.739562995199081, 2.0857511990015785, 2.3610634990513537, 2.3142800851871295, 2.397265859357687, 2.4671486961486093, 2.3374326264451497]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [1.2148704773707095, 2.041445174850196, 2.4791929482785235, 2.5971660242119583, 3.069238613122536, 3.713768982041472, 2.861271497068799, 3.1422135621957636, 3.319209895552717, 2.6744024561286324]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.3589632033186176, 1.506615853364472, 1.4227117540523926, 1.5163444177317538, 1.6495849722567406, 1.715524308163077, 1.4232848592976612, 1.5307788988266515, 1.6007020734943365, 1.6183979725831155]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.3589632033186176, 1.9648118693174719, 1.7176807000763563, 2.0154169427744266, 2.098013619138488, 2.625541319835545, 1.5895136034292194, 1.7328070915042428, 1.803896118632441, 1.850964258635985]}}