{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 09:05:32.593608", "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": "2016-May-29_to_2016-Jun-08_40.5_-2.0"}, "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": 2016050002499}, "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": "May 29 2016"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "June 08 2016"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 11}, "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": 182258.86613137805}, "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", "Somalia"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["N.Eastern-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"]}, "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": -2.0}, "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": 40.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "40.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 38.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 44.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -4.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": 2.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2016-05-29T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.97, -1.47], [40.5, -1.25], [40.75, -1.35], [41.0, -1.25], [41.53, -1.47], [41.75, -2.0], [41.65, -2.25], [41.75, -2.5], [41.53, -3.03], [41.0, -3.25], [40.75, -3.15], [40.5, -3.25], [39.97, -3.03], [39.75, -2.5], [39.85, -2.25], [39.75, -2.0], [39.97, -1.47]]]]}, "2016-05-30T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.35, -2.25], [39.25, -2.0], [39.35, -1.75], [39.25, -1.5], [39.47, -0.97], [39.82, -0.82], [39.85, -0.75], [39.75, -0.5], [39.97, 0.03], [40.5, 0.25], [41.0, 0.04], [41.5, 0.25], [42.03, 0.03], [42.18, -0.32], [42.53, -0.47], [42.75, -1.0], [42.53, -1.53], [42.18, -1.68], [42.15, -1.75], [42.25, -2.0], [42.03, -2.53], [41.68, -2.68], [41.53, -3.03], [41.0, -3.25], [40.75, -3.15], [40.68, -3.18], [40.53, -3.53], [40.0, -3.75], [39.47, -3.53], [39.25, -3.0], [39.35, -2.75], [39.25, -2.5], [39.35, -2.25]]]]}, "2016-05-31T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.35, -2.25], [39.25, -2.0], [39.35, -1.75], [39.25, -1.5], [39.47, -0.97], [39.82, -0.82], [39.85, -0.75], [39.75, -0.5], [39.85, -0.25], [39.75, 0.0], [39.97, 0.53], [40.5, 0.75], [40.75, 0.65], [41.0, 0.75], [41.25, 0.65], [41.5, 0.75], [41.8, 0.62], [41.85, 0.75], [41.75, 1.0], [41.97, 1.53], [42.5, 1.75], [43.03, 1.53], [43.25, 1.0], [43.15, 0.75], [43.25, 0.5], [43.03, -0.03], [42.63, -0.2], [42.75, -0.5], [42.65, -0.75], [42.75, -1.0], [42.53, -1.53], [42.18, -1.68], [42.15, -1.75], [42.25, -2.0], [42.03, -2.53], [41.68, -2.68], [41.53, -3.03], [41.0, -3.25], [40.75, -3.15], [40.68, -3.18], [40.53, -3.53], [40.0, -3.75], [39.47, -3.53], [39.25, -3.0], [39.35, -2.75], [39.25, -2.5], [39.35, -2.25]]]]}, "2016-06-01T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.35, -2.25], [39.25, -2.0], [39.35, -1.75], [39.25, -1.5], [39.47, -0.97], [39.82, -0.82], [39.85, -0.75], [39.75, -0.5], [39.85, -0.25], [39.75, 0.0], [39.97, 0.53], [40.5, 0.75], [40.75, 0.65], [41.0, 0.75], [41.25, 0.65], [41.32, 0.68], [41.47, 1.03], [41.82, 1.18], [41.97, 1.53], [42.32, 1.68], [42.47, 2.03], [43.0, 2.25], [43.53, 2.03], [43.75, 1.5], [43.65, 1.25], [43.75, 1.0], [43.53, 0.47], [43.18, 0.32], [43.15, 0.25], [43.25, 0.0], [43.03, -0.53], [42.68, -0.68], [42.65, -0.75], [42.75, -1.0], [42.53, -1.53], [42.18, -1.68], [42.15, -1.75], [42.25, -2.0], [42.03, -2.53], [41.68, -2.68], [41.53, -3.03], [41.0, -3.25], [40.75, -3.15], [40.68, -3.18], [40.53, -3.53], [40.0, -3.75], [39.47, -3.53], [39.25, -3.0], [39.35, -2.75], [39.25, -2.5], [39.35, -2.25]]]]}, "2016-06-02T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.35, -2.25], [39.25, -2.0], [39.35, -1.75], [39.25, -1.5], [39.47, -0.97], [39.82, -0.82], [39.85, -0.75], [39.75, -0.5], [39.85, -0.25], [39.75, 0.0], [39.97, 0.53], [40.5, 0.75], [40.75, 0.65], [41.0, 0.75], [41.25, 0.65], [41.32, 0.68], [41.47, 1.03], [41.82, 1.18], [41.85, 1.25], [41.75, 1.5], [41.97, 2.03], [42.32, 2.18], [42.47, 2.53], [43.0, 2.75], [43.25, 2.65], [43.5, 2.75], [43.75, 2.65], [43.82, 2.68], [43.97, 3.03], [44.5, 3.25], [45.03, 3.03], [45.25, 2.5], [45.15, 2.25], [45.25, 2.0], [45.03, 1.47], [44.68, 1.32], [44.53, 0.97], [44.0, 0.75], [43.75, 0.85], [43.68, 0.82], [43.65, 0.75], [43.75, 0.5], [43.53, -0.03], [43.18, -0.18], [43.15, -0.25], [43.25, -0.5], [43.03, -1.03], [42.68, -1.18], [42.53, -1.53], [42.18, -1.68], [42.03, -2.03], [41.68, -2.18], [41.65, -2.25], [41.75, -2.5], [41.53, -3.03], [41.0, -3.25], [40.75, -3.15], [40.68, -3.18], [40.53, -3.53], [40.0, -3.75], [39.47, -3.53], [39.25, -3.0], [39.35, -2.75], [39.25, -2.5], [39.35, -2.25]]]]}, "2016-06-03T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.35, -1.75], [39.25, -1.5], [39.35, -1.25], [39.25, -1.0], [39.47, -0.47], [39.82, -0.32], [39.97, 0.03], [40.5, 0.25], [41.0, 0.04], [41.38, 0.2], [41.25, 0.5], [41.35, 0.75], [41.25, 1.0], [41.47, 1.53], [41.82, 1.68], [41.85, 1.75], [41.75, 2.0], [41.85, 2.25], [41.75, 2.5], [41.97, 3.03], [42.5, 3.25], [42.75, 3.15], [43.0, 3.25], [43.5, 3.04], [44.0, 3.25], [44.25, 3.15], [44.5, 3.25], [45.03, 3.03], [45.25, 2.5], [45.15, 2.25], [45.25, 2.0], [45.03, 1.47], [44.68, 1.32], [44.53, 0.97], [44.0, 0.75], [43.75, 0.85], [43.68, 0.82], [43.65, 0.75], [43.75, 0.5], [43.53, -0.03], [43.18, -0.18], [43.15, -0.25], [43.25, -0.5], [43.03, -1.03], [42.68, -1.18], [42.53, -1.53], [42.18, -1.68], [42.03, -2.03], [41.68, -2.18], [41.53, -2.53], [41.18, -2.68], [41.03, -3.03], [40.5, -3.25], [40.25, -3.15], [40.0, -3.25], [39.47, -3.03], [39.25, -2.5], [39.35, -2.25], [39.25, -2.0], [39.35, -1.75]]]]}, "2016-06-04T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[39.35, -2.25], [39.25, -2.0], [39.35, -1.75], [39.25, -1.5], [39.35, -1.25], [39.25, -1.0], [39.35, -0.75], [39.25, -0.5], [39.47, 0.03], [39.82, 0.18], [39.85, 0.25], [39.75, 0.5], [39.97, 1.03], [40.5, 1.25], [40.75, 1.15], [41.0, 1.25], [41.25, 1.15], [41.32, 1.18], [41.47, 1.53], [41.82, 1.68], [41.85, 1.75], [41.75, 2.0], [41.85, 2.25], [41.75, 2.5], [41.97, 3.03], [42.5, 3.25], [42.75, 3.15], [43.0, 3.25], [43.5, 3.04], [44.0, 3.25], [44.25, 3.15], [44.5, 3.25], [45.03, 3.03], [45.25, 2.5], [45.15, 2.25], [45.25, 2.0], [45.03, 1.47], [44.68, 1.32], [44.53, 0.97], [44.0, 0.75], [43.75, 0.85], [43.68, 0.82], [43.65, 0.75], [43.75, 0.5], [43.53, -0.03], [43.18, -0.18], [43.15, -0.25], [43.25, -0.5], [43.03, -1.03], [42.68, -1.18], [42.53, -1.53], [42.18, -1.68], [42.03, -2.03], [41.68, -2.18], [41.53, -2.53], [41.18, -2.68], [41.03, -3.03], [40.68, -3.18], [40.53, -3.53], [40.13, -3.7], [40.25, -4.0], [40.03, -4.53], [39.5, -4.75], [38.97, -4.53], [38.75, -4.0], [38.97, -3.47], [39.38, -3.3], [39.25, -3.0], [39.35, -2.75], [39.25, -2.5], [39.35, -2.25]]]]}, "2016-06-05T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.97, -1.97], [38.5, -1.75], [39.03, -1.97], [39.18, -2.32], [39.25, -2.35], [39.32, -2.32], [39.35, -2.25], [39.25, -2.0], [39.35, -1.75], [39.25, -1.5], [39.35, -1.25], [39.25, -1.0], [39.35, -0.75], [39.25, -0.5], [39.47, 0.03], [39.82, 0.18], [39.85, 0.25], [39.75, 0.5], [39.97, 1.03], [40.5, 1.25], [40.75, 1.15], [41.0, 1.25], [41.25, 1.15], [41.32, 1.18], [41.47, 1.53], [41.82, 1.68], [41.85, 1.75], [41.75, 2.0], [41.85, 2.25], [41.75, 2.5], [41.97, 3.03], [42.5, 3.25], [42.75, 3.15], [43.0, 3.25], [43.5, 3.04], [44.0, 3.25], [44.25, 3.15], [44.5, 3.25], [45.03, 3.03], [45.25, 2.5], [45.03, 1.97], [44.68, 1.82], [44.65, 1.75], [44.75, 1.5], [44.53, 0.97], [44.0, 0.75], [43.75, 0.85], [43.68, 0.82], [43.65, 0.75], [43.75, 0.5], [43.53, -0.03], [43.18, -0.18], [43.15, -0.25], [43.25, -0.5], [43.03, -1.03], [42.68, -1.18], [42.53, -1.53], [42.18, -1.68], [42.03, -2.03], [41.5, -2.25], [41.25, -2.15], [41.18, -2.18], [41.03, -2.53], [40.68, -2.68], [40.65, -2.75], [40.75, -3.0], [40.53, -3.53], [40.18, -3.68], [40.15, -3.75], [40.25, -4.0], [40.03, -4.53], [39.68, -4.68], [39.53, -5.03], [39.0, -5.25], [38.47, -5.03], [38.32, -4.68], [37.97, -4.53], [37.75, -4.0], [37.96, -3.5], [37.75, -3.0], [37.85, -2.75], [37.75, -2.5], [37.97, -1.97]]]]}, "2016-06-06T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[38.5, -1.75], [39.03, -1.97], [39.18, -2.32], [39.25, -2.35], [39.32, -2.32], [39.35, -2.25], [39.25, -2.0], [39.35, -1.75], [39.25, -1.5], [39.35, -1.25], [39.25, -1.0], [39.35, -0.75], [39.25, -0.5], [39.47, 0.03], [39.82, 0.18], [39.85, 0.25], [39.75, 0.5], [39.97, 1.03], [40.5, 1.25], [40.75, 1.15], [41.0, 1.25], [41.25, 1.15], [41.5, 1.25], [42.03, 1.03], [42.25, 0.5], [42.15, 0.25], [42.25, 0.0], [42.15, -0.25], [42.25, -0.5], [42.15, -0.75], [42.25, -1.0], [42.15, -1.25], [42.25, -1.5], [42.03, -2.03], [41.5, -2.25], [41.25, -2.15], [41.18, -2.18], [41.03, -2.53], [40.68, -2.68], [40.65, -2.75], [40.75, -3.0], [40.53, -3.53], [40.18, -3.68], [40.15, -3.75], [40.25, -4.0], [40.03, -4.53], [39.68, -4.68], [39.53, -5.03], [39.0, -5.25], [38.47, -5.03], [38.32, -4.68], [37.97, -4.53], [37.75, -4.0], [37.96, -3.5], [37.75, -3.0], [37.85, -2.75], [37.75, -2.5], [37.97, -1.97], [38.5, -1.75]]], [[[44.53, 2.53], [44.75, 2.0], [44.65, 1.75], [44.75, 1.5], [44.53, 0.97], [44.0, 0.75], [43.75, 0.85], [43.5, 0.75], [42.97, 0.97], [42.75, 1.5], [42.97, 2.03], [43.32, 2.18], [43.47, 2.53], [44.0, 2.75], [44.53, 2.53]]]]}, "2016-06-07T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[37.97, -1.97], [38.5, -1.75], [39.03, -1.97], [39.18, -2.32], [39.25, -2.35], [39.32, -2.32], [39.35, -2.25], [39.25, -2.0], [39.35, -1.75], [39.25, -1.5], [39.35, -1.25], [39.25, -1.0], [39.47, -0.47], [39.82, -0.32], [39.85, -0.25], [39.75, 0.0], [39.97, 0.53], [40.5, 0.75], [40.75, 0.65], [41.0, 0.75], [41.25, 0.65], [41.5, 0.75], [42.03, 0.53], [42.25, 0.0], [42.15, -0.25], [42.25, -0.5], [42.15, -0.75], [42.25, -1.0], [42.03, -1.53], [41.68, -1.68], [41.53, -2.03], [41.18, -2.18], [41.03, -2.53], [40.68, -2.68], [40.65, -2.75], [40.75, -3.0], [40.53, -3.53], [40.18, -3.68], [40.15, -3.75], [40.25, -4.0], [40.03, -4.53], [39.68, -4.68], [39.53, -5.03], [39.0, -5.25], [38.47, -5.03], [38.32, -4.68], [37.97, -4.53], [37.75, -4.0], [37.96, -3.5], [37.75, -3.0], [37.85, -2.75], [37.75, -2.5], [37.97, -1.97]]]]}, "2016-06-08T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[41.5, 0.25], [42.03, 0.03], [42.25, -0.5], [42.03, -1.03], [41.5, -1.25], [40.97, -1.03], [40.75, -0.5], [40.97, 0.03], [41.5, 0.25]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 1.9835253090416813}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 1.294340683063468}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [27.171346041352194, 27.907565494044093, 28.374575657848652, 28.400345319913924, 28.315410735812634, 28.344917819003285, 28.624280696342908, 28.142457523494443, 27.88566815267029, 27.427229447380682, 28.33235101246612]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [27.310647830935352, 28.663536660140153, 29.518301640571053, 29.565789163727857, 29.484249965435367, 29.726006535811564, 29.91744273407329, 29.92131353192832, 29.639334322972104, 29.052908447945356, 28.33235101246612]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [0.8335771967815759, 1.169021827655775, 1.3677957799433897, 1.3099674748988694, 1.1989881157603173, 1.2236563355860934, 1.43475446456468, 1.3157329787715366, 1.3501364862939567, 1.236919646618282, 1.115451792623844]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [0.8799059003990806, 1.4688443914983509, 1.7620304403698128, 1.7741375993745123, 1.6154853872681656, 1.7316564606792895, 1.9835253090416813, 1.884705680334207, 1.6210740365516472, 1.515979292238228, 1.115451792623844]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2971473658399366, 1.5496785030182019, 1.7237287327101458, 1.6438682167637588, 1.4916120506466048, 1.5198852740975914, 1.8081154083608864, 1.6655960758432884, 1.8223241636322371, 1.6326679150106864, 1.3751028308242448]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4034838012147173, 1.8978747802037743, 2.155016940348233, 2.1467133750871334, 2.025961102159195, 1.8756194002135682, 2.3176279108114404, 2.2348874154542977, 2.3201805860506, 1.953127270857917, 1.3751028308242448]}}